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

Flights via Incheon (ICN) have the shortest average one-way travel time for one-stop routes: 22h 21m. Find deals

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

Doha (DOH) – chosen by Cheapflights users on 28% of one-stop itineraries from Singapore to Washington, D.C. Dulles Intl Airport on Cheapflights. Find deals

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

Jeddah (JED) is the most affordable one-stop option, with an average return flight price of S$ 1,275. Find deals

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

Flights via Dubai (DXB) offer the fastest connection on this route, with an average stopover time of 1h 54m. Find deals

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

For as low as S$ 1,267, Korean Air can have you in Washington, D.C. Dulles Intl Airport from Singapore in 24h 20m. The distance between Singapore and Washington, D.C. Dulles Intl Airport is about 15521 km. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines flying from Singapore to Washington, D.C. Dulles Intl Airport round-trip?

Our cheapest airline available from Singapore to Washington, D.C. Dulles Intl Airport is Turkish Airlines. Our recent data shows that you can find tickets from as low as S$ 1,247 on this airline. Additional options worth looking into are United Airlines and Air India, starting at S$ 1,265 and S$ 1,316 round-trip. Users have found that Turkish Airlines is 27% cheaper than the other options available to this destination.

What is the cheapest day to fly from Singapore to Washington, D.C. Dulles Intl Airport?

Travellers seeking maximum savings on their Singapore to Washington, D.C. Dulles Intl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, 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 airlines that fly from Singapore to Washington, D.C. Dulles Intl Airport?

The most popular airlines flying from Singapore to Washington, D.C. Dulles Intl Airport are Air India, Korean Air and Qatar Airways. Something to consider prior to booking your flight.

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

A simple way to save on the total cost of your ticket is to fly from Singapore to Washington, D.C. Dulles Intl Airport at midday. If you’re flexible enough to do this you can expect to save up to 23% on your trip compared to booking a flight in the afternoon.

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

Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Washington, D.C. Dulles Intl from Singapore. Booking flights from Changi (SIN) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 5 different airlines.

Can I find deals for flights from Singapore to Dulles Intl that include hotel bookings?

Yes. In addition to deals on Singapore to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Singapore to Dulles Intl?

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

Can I find deals for business class flights from Singapore to Dulles Intl?

Yes. Cheapflights offers flight deals from Singapore to Dulles Intl 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$ 564+ Cheap Flights from Singapore to Washington, D.C. Dulles Intl Airport

Cheapflights Tip: The best prices from Singapore Changi to Washington, D.C. Dulles Intl are usually found in March or February, booked 38 days in advance, depart on a Friday or Monday and return on a Monday

Cheap flight deals from Singapore to Dulles Intl

Round-trip from	S$ 1,110
One-way from	S$ 564
Popular in	November
Cheapest in	March
Average price	S$ 1,834

Air Canada
28-9-19-10
4 total stops
69h 58m total
Singapore to Washington, D.C.

Search Deals

Air China
17-11
1 total stop
31h 35m total
Singapore to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (S$ 101 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (S$ 44 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Singapore to Dulles Intl

Cheapest flights from Singapore to Dulles Intl
Explore the most affordable flight options available from Singapore to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Sun 28-909:10SIN - IAD

2 stops36h 28mAir Canada

Sun 19-1009:35IAD - SIN

2 stops33h 30mAir Canada

Deal found 15-9S$ 1,110

Sun 5-1009:10SIN - IAD

2 stops36h 28mAir Canada

Sun 19-1009:35IAD - SIN

2 stops33h 30mAir Canada

Deal found 15-9S$ 1,112

Sat 1-1108:50SIN - IAD

2 stops24h 04mAir Canada

Sat 8-1122:11IAD - SIN

2 stops43h 49mAir Canada

Deal found 17-9S$ 1,114

Thu 9-1022:10SIN - IAD

1 stop23h 55mANA

Sat 25-1013:20IAD - SIN

2 stops53h 35mANA

Deal found 15-9S$ 1,177

Thu 16-1019:45SIN - IAD

2 stops36h 00mIndiGo

Fri 7-1121:10IAD - SIN

2 stops31h 10mIndiGo

Deal found 17-9S$ 1,244

Tue 7-1009:10SIN - IAD

2 stops36h 28mAir Canada

Thu 16-1015:36IAD - SIN

2 stops27h 29mAir Canada

Deal found 16-9S$ 1,260

Mon 17-1119:40SIN - IAD

2 stops36h 35mIndiGo

Sun 23-1121:10IAD - SIN

2 stops31h 10mIndiGo

Deal found 17-9S$ 1,262

Thu 30-1010:40SIN - IAD

2 stops26h 00mDelta

Thu 6-1107:35IAD - SIN

2 stops27h 35mDelta

Deal found 15-9S$ 1,269

Thu 9-1009:10SIN - IAD

2 stops36h 28mAir Canada

Sat 25-1017:22IAD - SIN

2 stops49h 38mAir Canada

Deal found 15-9S$ 1,270

Sun 16-1101:35SIN - IAD

2 stops36h 19mDelta

Sun 23-1106:00IAD - SIN

2 stops34h 00mDelta

Deal found 17-9S$ 1,274

Best flights from Singapore to Dulles Intl
Discover carefully curated flight deals from Singapore to Dulles Intl that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Wed 11-322:30SIN - IAD

1 stop24h 20mKorean Air

Sun 15-312:50IAD - SIN

1 stop28h 10mKorean Air

Deal found 15-9S$ 1,267

Sun 16-1101:35SIN - IAD

2 stops36h 19mDelta

Sun 23-1106:00IAD - SIN

2 stops34h 00mDelta

Deal found 17-9S$ 1,274

Fri 31-1002:00SIN - IAD

2 stops41h 23mMultiple Airlines

Sat 8-1107:43IAD - SIN

2 stops51h 57mMultiple Airlines

Deal found 16-9S$ 1,311

Tue 10-301:35SIN - IAD

1 stop21h 15mDelta

Sun 15-319:59IAD - SIN

2 stops36h 26mDelta

Deal found 15-9S$ 1,403

Mon 6-1001:10SIN - IAD

1 stop21h 45mDelta

Thu 16-1006:00IAD - SIN

2 stops29h 40mDelta

Deal found 16-9S$ 1,403

Last-minute flights from Singapore to Dulles Intl
Discover last-minute flight deals from Singapore to Dulles Intl. Data last updated 18 September 2025 and is based on user searches.

Sun 28-909:10SIN - IAD

2 stops36h 28mAir Canada

Sun 19-1009:35IAD - SIN

2 stops33h 30mAir Canada

Deal found 15-9S$ 1,110

Sun 28-910:15SIN - IAD

1 stop37h 30mTurkish Airlines

Sun 19-1021:40IAD - SIN

1 stop23h 05mTurkish Airlines

Deal found 15-9S$ 1,299

Sun 5-1009:10SIN - IAD

2 stops36h 28mAir Canada

Sun 19-1009:35IAD - SIN

2 stops33h 30mAir Canada

Deal found 15-9S$ 1,112

Tue 7-1009:10SIN - IAD

2 stops36h 28mAir Canada

Thu 16-1015:36IAD - SIN

2 stops27h 29mAir Canada

Deal found 16-9S$ 1,260

Thu 9-1022:10SIN - IAD

1 stop23h 55mANA

Sat 25-1013:20IAD - SIN

2 stops53h 35mANA

Deal found 15-9S$ 1,177

Thu 9-1009:10SIN - IAD

2 stops36h 28mAir Canada

Sat 25-1017:22IAD - SIN

2 stops49h 38mAir Canada

Deal found 15-9S$ 1,270

Thu 16-1019:45SIN - IAD

2 stops36h 00mIndiGo

Fri 7-1121:10IAD - SIN

2 stops31h 10mIndiGo

Deal found 17-9S$ 1,244

Thu 30-1010:40SIN - IAD

2 stops26h 00mDelta

Thu 6-1107:35IAD - SIN

2 stops27h 35mDelta

Deal found 15-9S$ 1,269

Thu 30-1010:25SIN - IAD

1 stop38h 20mTurkish Airlines

Thu 6-1113:30IAD - SIN

1 stop30h 15mTurkish Airlines

Deal found 15-9S$ 1,288

One-way flights from Singapore to Dulles Intl
Search for one-way flight options from Singapore to Dulles Intl. Find affordable one-way fares based on user searches. Data last updated 18 September 2025.

Mon 17-1123:55SIN - IAD

1 stop31h 35mAir China

Deal found 17-9S$ 564

Mon 17-1119:40SIN - IAD

2 stops36h 35mIndiGo

Deal found 17-9S$ 651

Wed 26-1119:40SIN - IAD

2 stops36h 35mIndiGo

Deal found 17-9S$ 690

Tue 23-909:10SIN - IAD

2 stops38h 03mAir Canada

Deal found 17-9S$ 692

Mon 22-906:15SIN - IAD

2 stops40h 58mAir Canada

Deal found 16-9S$ 710

Thu 13-1123:55SIN - IAD

1 stop31h 35mAir China

Deal found 16-9S$ 711

Fri 27-208:50SIN - IAD

2 stops25h 09mAir Canada

Deal found 16-9S$ 716

Mon 22-922:20SIN - IAD

3 stops53h 50mMultiple Airlines

Deal found 16-9S$ 724

Thu 13-1115:15SIN - IAD

3 stops45h 56mMultiple Airlines

Deal found 16-9S$ 734

Thu 9-1009:10SIN - IAD

2 stops36h 28mAir Canada

Deal found 17-9S$ 744

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 11-3

22:30-10:50

1 stop24h 20m

Washington, D.C. Dulles Intl

Sun 15-3

12:50-05:00

1 stop28h 10m

S$ 1,267

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 16-11

01:35-00:54

2 stops36h 19m

Washington, D.C. Dulles Intl

Sun 23-11

06:00-05:00

2 stops34h 00m

S$ 1,274

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Fri 31-10

02:00-07:23

2 stops41h 23m

Washington, D.C. Dulles Intl

Sat 8-11

07:43-00:40

2 stops51h 57m

S$ 1,311

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Tue 10-3

01:35-10:50

1 stop21h 15m

Washington, D.C. Dulles Intl

Sun 15-3

19:59-20:25

2 stops36h 26m

S$ 1,403

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 6-10

01:10-10:55

1 stop21h 45m

Washington, D.C. Dulles Intl

Thu 16-10

06:00-23:40

2 stops29h 40m

S$ 1,403

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 17-11

23:55-18:30

1 stop31h 35m

S$ 564

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 13-11

08:50-20:54

2 stops25h 04m

S$ 692

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Tue 23-9

09:10-11:13

2 stops38h 03m

S$ 692

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 13-11

23:55-18:30

1 stop31h 35m

S$ 711

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Fri 27-2

08:50-20:59

2 stops25h 09m

S$ 716

Flights are sorted by cheapest return flights first.

Deals found on 17-9

Showing 1-10 of 14 results

Best time to book a flight from Singapore to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Singapore with our price prediction graph.

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. Dulles Intl Airport

Prices

How far ahead should I book a flight from Singapore to Washington, D.C. Dulles Intl Airport?

To ensure you get the cheapest price possible for a flight from Singapore to Washington, D.C. Dulles Intl Airport, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Korean Air, Qatar Airways, andUnited Airlines from Singapore to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.4

Very Good

1,140 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Well, I was upset at first because I have a special diet and I need to order vegetarian and I couldn’t do it before the trip, but the stewardess were so nice and they gave me sandwiches that were plant-based which I loved!!

Korean Air

8.4

Very Good

1,140 reviews

Korean Air

8.4

Very Good

1,140 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Qatar Airways

7.4

Good

3,622 reviews

Korean Air

8.4

Very Good

1,140 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

United Airlines

7.4

Good

8,926 reviews

Korean Air

8.4

Very Good

1,140 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Turkish Airlines

7.3

Good

3,965 reviews

Korean Air

8.4

Very Good

1,140 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Air India

5.5

Fair

2,932 reviews

Korean Air

8.4

Very Good

1,140 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Jacqueline,Aug 2025

ICN - SEA

Related info for your journey

What airport do you fly from for flights from Singapore to Washington, D.C. Dulles Intl?
Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Washington, D.C. Dulles Intl from Singapore. Booking flights from Changi (SIN) to Washington, D.C. Dulles Intl should be relatively easy as there are 0 daily outbound flights to Washington, D.C. Dulles Intl from 5 different airlines.
How long is the flight from Singapore to Washington, D.C. Dulles Intl Airport?
For as low as S$ 1,267, Korean Air can have you in Washington, D.C. Dulles Intl Airport from Singapore in 24h 20m. The distance between Singapore and Washington, D.C. Dulles Intl Airport is about 15521 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Singapore to Washington, D.C. Dulles Intl Airport round-trip?
Our cheapest airline available from Singapore to Washington, D.C. Dulles Intl Airport is Turkish Airlines. Our recent data shows that you can find tickets from as low as S$ 1,247 on this airline. Additional options worth looking into are United Airlines and Air India, starting at S$ 1,265 and S$ 1,316 round-trip. Users have found that Turkish Airlines is 27% cheaper than the other options available to this destination.
Can I find deals for flights from Singapore to Dulles Intl that include hotel bookings?
Yes. In addition to deals on Singapore to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to Dulles Intl?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Dulles Intl.
Can I find deals for business class flights from Singapore to Dulles Intl?
Yes. Cheapflights offers flight deals from Singapore to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Fly from Singapore to Dulles Intl on these airlines

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

Qatar Airways flights from Singapore Changi to Washington, D.C. Dulles Intl

Complete your trip

Washington, D.C. Dulles Intl Airport car hire

Washington, D.C. car hire

Dupont Circle car hire

Georgetown car hire

Downtown car hire

Capitol Hill car hire

Foggy Bottom - West End car hire

Southwest Waterfront car hire

Columbia Heights car hire

Adams Morgan car hire

Shaw car hire

Anacostia car hire

Top 5 airlines flying from Singapore to Dulles Intl

Airline	Cheapest	Average	Flexibility	On-time
Turkish Airlines	CheapestS$ 1,247	AverageS$ 1,480	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
United Airlines	CheapestS$ 1,265	AverageS$ 1,584	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air India	CheapestS$ 1,316	AverageS$ 1,408	FlexibilityNo cancel fee	On-timeN/A	Search Air India flights
Korean Air	CheapestS$ 1,610	AverageS$ 2,211	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
Qatar Airways	CheapestS$ 1,764	AverageS$ 1,967	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights

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How does Cheapflights help users find flights from Singapore to Dulles Intl?

Deals for Singapore to Dulles Intl flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Singapore to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Singapore to Dulles Intl with no change fees?

Yes! Cheapflights helps users easily find flights from Singapore to Dulles Intl with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to Dulles Intl become cheaper?

Yes! Start tracking prices for Singapore to Dulles Intl flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Singapore to Washington, D.C. Dulles Intl Airport from S$ 564

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17-11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Singapore Changi to Washington, D.C. Dulles Intl are usually found in March or February, booked 38 days in advance, depart on a Friday or Monday and return on a Monday

Cheap flight deals from Singapore to Dulles Intl

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Singapore to Dulles Intl

Cheapest flights from Singapore to Dulles IntlExplore the most affordable flight options available from Singapore to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Explore the most affordable flight options available from Singapore to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Singapore to Dulles Intl

Have a flexible travel schedule? Discover the best time to fly to Dulles Intl from Singapore with our price prediction graph.

Cheapflights Insights

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

How far ahead should I book a flight from Singapore to Washington, D.C. Dulles Intl Airport?

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

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

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

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

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with Korean Air, Qatar Airways, andUnited Airlines from Singapore to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Singapore to Dulles Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

What are the cheapest airlines flying from Singapore to Washington, D.C. Dulles Intl Airport round-trip?

Can I find deals for flights from Singapore to Dulles Intl that include hotel bookings?

How can I find direct flights from Singapore to Dulles Intl?

Can I find deals for business class flights from Singapore to Dulles Intl?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Singapore to Dulles Intl on these airlines

Choose from the following airlines for your flight from Singapore to Dulles Intl. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2025.

Top 5 airlines flying from Singapore to Dulles Intl

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How does Cheapflights help users find flights from Singapore to Dulles Intl?

Why should you use Cheapflights to find cheap flight tickets from Singapore to Dulles Intl?

Can Cheapflights find flights from Singapore to Dulles Intl with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to Dulles Intl become cheaper?

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Cheapest flights from Singapore to Dulles Intl
Explore the most affordable flight options available from Singapore to Dulles Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.