How long is the flight from Singapore to Washington, D.C.?

A quick flight from Singapore to Washington, D.C. can take about 26h 35m. Japan Airlines provides one of the quickest options available for as low as S$ 1,556. The distance between Singapore and Washington, D.C. is about 15521 km. Both multi-stop and direct flights can be found to your destination and back.

What is the cheapest airline to fly from Singapore to Washington, D.C. round-trip?

According to our current data, ANA (S$ 2,232), offers the cheapest pricing from Singapore to Washington, D.C..

In terms of precipitation, rainfall in Washington, D.C. ranges from 66.0 - 102.0 inches per month. May is typically the wettest month, when rainfall can reach 102.0 mm. February is typically the driest time to visit Washington, D.C. when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C., use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 2.0 C).

What are the most popular routes from Singapore to Washington, D.C.?

While some choose either Singapore Changi - Washington, D.C. Dulles Intl or Singapore Changi - Washington, D.C. Reagan-National, Singapore Changi - Baltimore/Washington is the most popular route from Singapore to Washington, D.C..

What is the cheapest time of day to fly from SIN to WAS?

When flying from Singapore to Washington, D.C., the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Singapore to Washington, D.C.?

Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Washington, D.C. from Singapore. Booking flights from Changi (SIN) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 1 airline.

Can I find deals for flights from Singapore to Washington, D.C. that include hotel bookings?

Yes. In addition to deals on Singapore to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Singapore to Washington, D.C.?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Washington, D.C..

Can I find deals for business class flights from Singapore to Washington, D.C.?

Yes. Cheapflights offers flight deals from Singapore to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

S$ 540+ Cheap Flights from Singapore to Washington, D.C.

Cheap flight deals from Singapore to Washington, D.C.

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Singapore to Washington, D.C.
Explore the most affordable flight options available from Singapore to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Mon 30-1117:45 -

1 stop37h 45m

Fri 4-1222:00 -

1 stop34h 55m

Deal found 26-10S$ 1,251

Mon 23-1117:45 -

1 stop37h 45m

Mon 30-1123:35 -

1 stop28h 40m

Deal found 26-10S$ 1,265

Thu 26-1105:10 -

1 stop27h 15m

Wed 9-1213:30 -

1 stop31h 30m

Deal found 27-10S$ 1,332

Mon 21-1223:15 -

1 stop25h 30m

Thu 7-121:20 -

1 stop31h 20m

Deal found 27-10S$ 1,343

Thu 26-1105:10 -

1 stop43h 35m

Thu 3-1221:20 -

1 stop44h 30m

Deal found 29-10S$ 1,355

Mon 23-1108:15 -

2 stops26h 36m

Mon 30-1107:45 -

2 stops33h 55m

Deal found 26-10S$ 1,411

Wed 25-1102:20 -

2 stops42h 59m

Thu 3-1207:47 -

2 stops28h 03m

Deal found 29-10S$ 1,416

Wed 23-1222:55 -

2 stops56h 35m

Fri 8-122:00 -

1 stop43h 50m

Deal found 27-10S$ 1,420

Wed 23-1222:55 -

2 stops56h 35m

Tue 5-122:00 -

2 stops36h 20m

Deal found 27-10S$ 1,448

Tue 22-1202:20 -

2 stops53h 58m

Fri 8-106:00 -

2 stops59h 40m

Deal found 27-10S$ 1,506

Tue 22-1208:15 -

2 stops34h 30m

Sat 9-117:30 -

2 stops42h 20m

Deal found 27-10S$ 1,514

Mon 21-1202:20 -

2 stops34h 37m

Tue 5-107:10 -

2 stops34h 30m

Deal found 27-10S$ 1,637

Best flights from Singapore to Washington, D.C.
Discover carefully curated flight deals from Singapore to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Wed 3-222:25 -

2 stops30h 34m

Sun 7-217:20 -

2 stops48h 20m

Deal found 28-10S$ 1,295

Mon 1-219:25 -

1 stop26h 35m

Fri 5-214:25 -

1 stop30h 10m

Deal found 28-10S$ 1,556

Wed 3-310:10 -

2 stops35h 09m

Mon 8-317:30 -

1 stop25h 30m

Deal found 28-10S$ 1,648

Mon 29-313:45 -

2 stops40h 16m

Mon 12-419:01 -

2 stops29h 34m

Deal found 28-10S$ 1,686

Sat 19-1220:15 -

1 stop32h 40m

Wed 6-120:05 -

2 stops25h 25m

Deal found 27-10S$ 2,044

Mon 1-223:55 -

1 stop31h 35m

Fri 5-222:00 -

2 stops36h 20m

Deal found 29-10S$ 2,045

Thu 10-1221:20 -

2 stops48h 15m

Thu 17-1210:35 -

2 stops44h 45m

Deal found 26-10S$ 2,310

Wed 3-310:40 -

2 stops40h 30m

Mon 8-318:10 -

2 stops35h 05m

Deal found 28-10S$ 2,338

Wed 23-1208:15 -

2 stops45h 13m

Sat 9-117:30 -

2 stops42h 20m

Deal found 27-10S$ 1,588

Sun 20-1202:20 -

2 stops25h 39m

Thu 7-108:05 -

2 stops27h 45m

Deal found 27-10S$ 1,695

Wed 3-210:45 -

2 stops44h 59m

Sun 7-217:54 -

1 stop37h 21m

Deal found 27-10S$ 1,702

Sat 19-1219:25 -

1 stop26h 35m

Wed 6-114:25 -

1 stop30h 10m

Deal found 27-10S$ 1,880

Thu 26-1122:20 -

2 stops29h 07m

Thu 3-1207:45 -

1 stop35h 15m

Deal found 29-10S$ 1,731

Mon 30-1113:15 -

2 stops32h 43m

Fri 4-1217:05 -

2 stops32h 25m

Deal found 29-10S$ 1,894

Mon 23-1122:20 -

2 stops27h 09m

Mon 30-1117:49 -

1 stop25h 11m

Deal found 26-10S$ 1,736

Mon 29-318:30 -

3 stops33h 00m

Mon 12-418:25 -

3 stops37h 15m

Deal found 28-10S$ 2,698

Find flight deals from Singapore to Washington, D.C.

Round-trip from	S$ 1,251
One-way from	S$ 540
Popular in	July
Cheapest in	November
Average price	S$ 1,730

Air China
30-11-4-12
2 total stops
72h 40m total
Singapore to Washington, D.C.

Search Deals

Air China
10-12-31-12
1 total stop
37h 45m total
Singapore to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (S$ 364 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease (S$ 147 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Singapore to Washington, D.C. that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Sun 14-2

01:40-05:31

2 stops40h 51m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 816

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Tue 24-11

04:35-19:25

1 stop27h 50m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 844

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Tue 15-12

23:15-11:45

1 stop25h 30m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 935

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Sun 20-12

14:25-05:45

2 stops28h 20m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 946

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Sun 14-2

01:40-16:08

2 stops51h 28m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 946

SingaporeWashington, D.C.

SIN Singapore Changi - DCA Washington, D.C. Reagan-National

SINDCA

Singapore Changi

Sun 20-12

14:25-16:06

2 stops38h 41m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 950

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Sun 7-3

14:25-05:31

2 stops28h 06m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 951

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Fri 11-12

14:45-05:35

2 stops27h 50m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 994

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Sun 29-11

19:40-18:30

2 stops59h 50m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,072

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Sat 20-2

00:05-17:00

1 stop29h 55m

Washington, D.C. Dulles Intl

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,123

Flights are sorted by cheapest return flights first.

Deals found on 28-10

Showing 1-10 of 35 resultsSorted by cheapest first

Best time to book a flight from Singapore to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Singapore with our price prediction graph.

SIN-WAS

SIN-IAD

SIN-DCA

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Washington, D.C.

SIN-WAS

SIN-IAD

SIN-DCA

What is the cheapest month to book a flight from Singapore to Washington, D.C.?

Currently, November is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 1,343). Flying from Singapore to Washington, D.C. in July is currently the most expensive (average of S$ 3,186). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What’s the top stopover airport for flights from Singapore to Washington, D.C.?

Istanbul (IST) – chosen by Cheapflights users on 50% of one-stop itineraries from Singapore to Washington, D.C. on Cheapflights.

What’s the cheapest stopover airport for flights from Singapore to Washington, D.C.?

Istanbul (IST) is the most affordable one-stop option, with an average return flight price of S$ 1,505.

What’s the fastest stopover option from Singapore to Washington, D.C.?

Flights via Incheon (ICN) have the shortest average one-way travel time for one-stop routes: 21h 15m.

Which airport typically offers the quickest stopover for flights from Singapore to Washington, D.C.?

Flights via Incheon (ICN) offer the fastest connection on this route, with an average stopover time of 1h 13m.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown with United Airlines from Singapore to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.3

Good

10,451 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

United Airlines

7.3

Good

10,451 reviews

United Airlines

7.3

Good

10,451 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

What airport do you fly from for flights from Singapore to Washington, D.C.?
Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Washington, D.C. from Singapore. Booking flights from Changi (SIN) to Washington, D.C. should be relatively easy as there are 0 daily outbound flights to Washington, D.C. from 1 airline.
How long is the flight from Singapore to Washington, D.C.?
A quick flight from Singapore to Washington, D.C. can take about 26h 35m. Japan Airlines provides one of the quickest options available for as low as S$ 1,556. The distance between Singapore and Washington, D.C. is about 15521 km. Both multi-stop and direct flights can be found to your destination and back.
What is the cheapest airline to fly from Singapore to Washington, D.C. round-trip?
According to our current data, ANA (S$ 2,232), offers the cheapest pricing from Singapore to Washington, D.C..
What are the most popular routes from Singapore to Washington, D.C.?
While some choose either Singapore Changi - Washington, D.C. Dulles Intl or Singapore Changi - Washington, D.C. Reagan-National, Singapore Changi - Baltimore/Washington is the most popular route from Singapore to Washington, D.C..
Can I find deals for flights from Singapore to Washington, D.C. that include hotel bookings?
Yes. In addition to deals on Singapore to Washington, D.C. flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to Washington, D.C.?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Washington, D.C..
Can I find deals for business class flights from Singapore to Washington, D.C.?
Yes. Cheapflights offers flight deals from Singapore to Washington, D.C. by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Singapore to Washington, D.C.?
Currently, November is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 1,343). Flying from Singapore to Washington, D.C. in July is currently the most expensive (average of S$ 3,186). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly from Singapore to Washington, D.C. on these airlines

United Airlines flights from Singapore Changi to Washington, D.C.

Top airline flying from Singapore to Washington, D.C.

Airline	Cheapest	Average	Flexibility	On-time
ANA	CheapestS$ 2,232	AverageS$ 2,382	FlexibilityNo cancel fee	On-time80%	Search ANA flights

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Washington, D.C.?

Cheapflights helps you search for flights from Singapore to Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Washington, D.C.?

Cheapflights simply makes it quick and affordable to book flights from Singapore to Washington, D.C. by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Singapore to Washington, D.C. with no change fees?

Certainly. Search results for flights to Washington, D.C. from Singapore shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Singapore to Washington, D.C. become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Singapore to Washington, D.C. from S$ 540

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10-12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Washington, D.C.

Cheapest flights from Singapore to Washington, D.C.Explore the most affordable flight options available from Singapore to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Explore the most affordable flight options available from Singapore to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Singapore to Washington, D.C.Discover carefully curated flight deals from Singapore to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Discover carefully curated flight deals from Singapore to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Singapore to Washington, D.C.Discover last-minute flight deals from Singapore to Washington, D.C.. Data last updated 30 October 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Washington, D.C.. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Singapore to Washington, D.C.Search for one-way flight options from Singapore to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Search for one-way flight options from Singapore to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.

Find flight deals from Singapore to Washington, D.C.

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Popular in

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Singapore to Washington, D.C. that are best for you.

Best time to book a flight from Singapore to Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Singapore with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Singapore to Washington, D.C.?

What’s the top stopover airport for flights from Singapore to Washington, D.C.?

Share of one-stop return flights from Singapore to Washington, D.C. chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Istanbul (IST) – chosen by Cheapflights users on 50% of one-stop itineraries from Singapore to Washington, D.C. on Cheapflights.

What’s the cheapest stopover airport for flights from Singapore to Washington, D.C.?

Average return fare for one-stop flights from Singapore to Washington, D.C., chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Istanbul (IST) is the most affordable one-stop option, with an average return flight price of S$ 1,505.

What’s the fastest stopover option from Singapore to Washington, D.C.?

Shortest average travel time for one-stop one-way flights from Singapore to Washington, D.C., based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Incheon (ICN) have the shortest average one-way travel time for one-stop routes: 21h 15m.

Which airport typically offers the quickest stopover for flights from Singapore to Washington, D.C.?

Average stopover duration for one-stop one-way flights from Singapore to Washington, D.C., chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Incheon (ICN) offer the fastest connection on this route, with an average stopover time of 1h 13m.

Reviews of airlines servicing Washington, D.C.

Read reviews from past customers who have flown with United Airlines from Singapore to Washington, D.C.. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Singapore to Washington, D.C.?

How long is the flight from Singapore to Washington, D.C.?

What is the cheapest airline to fly from Singapore to Washington, D.C. round-trip?

What are the most popular routes from Singapore to Washington, D.C.?

Can I find deals for flights from Singapore to Washington, D.C. that include hotel bookings?

How can I find direct flights from Singapore to Washington, D.C.?

Can I find deals for business class flights from Singapore to Washington, D.C.?

What is the cheapest month to book a flight from Singapore to Washington, D.C.?

Browse thousands of different options on Cheapflights for your next trip

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Fly from Singapore to Washington, D.C. on these airlines

Choose from the following airlines for your flight from Singapore to Washington, D.C.. Flights are based on user searches made on Cheapflights and were last updated on 30 October 2026.

Alternative routes for Singapore to Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Singapore to Washington, D.C. by cabin class

Find flights from Singapore to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.

Singapore and Washington, D.C. flights

Browse other Singapore and Washington, D.C. flight options. Last updated on 30 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Singapore to Washington, D.C. flights

Consider these flights travelling from Singapore to Washington, D.C..

Top airline flying from Singapore to Washington, D.C.

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Washington, D.C.?

Why should you use Cheapflights to find cheap flight tickets from Singapore to Washington, D.C.?

Can Cheapflights find flights from Singapore to Washington, D.C. with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to Washington, D.C. become cheaper?

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Cheapest flights from Singapore to Washington, D.C.
Explore the most affordable flight options available from Singapore to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2026.

Best flights from Singapore to Washington, D.C.
Discover carefully curated flight deals from Singapore to Washington, D.C. that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 October 2026.

Last-minute flights from Singapore to Washington, D.C.
Discover last-minute flight deals from Singapore to Washington, D.C.. Data last updated 30 October 2026 and is based on user searches.

One-way flights from Singapore to Washington, D.C.
Search for one-way flight options from Singapore to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated 30 October 2026.