In terms of precipitation, rainfall in Washington, D.C. Reagan-National 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. Reagan-National Airport when rainfall is around 66.0 mm.

If weather is an important factor for your trip to Washington, D.C. Reagan-National 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 is the cheapest time of day to fly from SG to DCA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Washington, D.C. Reagan-National Airport as you normally would.

Can I find deals for flights from Singapore to Reagan-National that include hotel bookings?

Yes. In addition to deals on Singapore to Reagan-National flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Singapore to Reagan-National?

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

Can I find deals for business class flights from Singapore to Reagan-National?

Yes. Cheapflights offers flight deals from Singapore to Reagan-National 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$ 834+ Cheap Flights from Singapore to Washington, D.C. Reagan-National Airport

Cheap flight deals from Singapore to Reagan-National

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Singapore to Reagan-National
Explore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 November 2026.

Sun 1-1122:25 -

2 stops46h 39m

Sun 8-1108:39 -

2 stops33h 01m

Deal found 31-10S$ 1,411

Tue 15-1202:20 -

2 stops24h 09m

Tue 5-105:00 -

2 stops36h 40m

Deal found 2-11S$ 1,427

Mon 2-1108:15 -

2 stops26h 34m

Mon 9-1106:00 -

2 stops35h 40m

Deal found 1-11S$ 1,431

Sun 1-1122:20 -

2 stops27h 09m

Sun 8-1107:45 -

1 stop47h 30m

Deal found 31-10S$ 1,639

Tue 10-1122:25 -

2 stops35h 35m

Thu 12-1107:50 -

2 stops28h 00m

Deal found 31-10S$ 1,680

Sun 22-1102:20 -

2 stops26h 46m

Fri 30-406:10 -

2 stops36h 00m

Deal found 31-10S$ 1,738

Tue 10-1114:45 -

2 stops44h 14m

Thu 12-1117:11 -

2 stops31h 14m

Deal found 3-11S$ 1,852

Wed 16-1222:20 -

2 stops25h 18m

Tue 5-117:54 -

1 stop37h 21m

Deal found 2-11S$ 1,877

Wed 2-1213:15 -

2 stops43h 45m

Wed 9-1209:30 -

2 stops37h 35m

Deal found 3-11S$ 1,891

Mon 30-1122:25 -

2 stops35h 39m

Mon 7-1217:16 -

2 stops48h 24m

Deal found 1-11S$ 1,900

Sun 1-1102:20 -

2 stops26h 46m

Mon 16-1107:50 -

2 stops28h 00m

Deal found 31-10S$ 1,914

Mon 30-1113:15 -

2 stops32h 43m

Fri 4-1217:05 -

2 stops32h 25m

Deal found 1-11S$ 1,955

Find flight deals from Singapore to Reagan-National

Round-trip from	S$ 1,221
One-way from	S$ 834
Popular in	July
Cheapest in	November
Average price	S$ 1,342

Japan Airlines
13-1-23-1
4 total stops
61h 43m total
Singapore to Washington, D.C.

Search Deals

Alaska Airlines
18-2-31-12
2 total stops
42h 38m total
Singapore to Washington, D.C.

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (S$ 363 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 November 2026

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Thu 18-2

10:30-16:08

2 stops42h 38m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 834

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Wed 13-1

02:20-19:33

2 stops30h 13m

Washington, D.C. Reagan-National

Sat 23-1

10:10-06:40

2 stops31h 30m

S$ 1,221

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Tue 12-1

18:00-22:48

2 stops41h 48m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,284

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Wed 3-2

22:25-15:59

2 stops30h 34m

Washington, D.C. Reagan-National

Sun 7-2

17:20-06:40

2 stops48h 20m

S$ 1,294

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Mon 16-11

08:15-16:20

2 stops45h 05m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,457

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Tue 2-2

22:20-16:41

2 stops31h 21m

Washington, D.C. Reagan-National

Tue 16-2

17:51-08:00

1 stop25h 09m

S$ 1,645

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Tue 2-2

15:45-16:03

2 stops37h 18m

Washington, D.C. Reagan-National

Tue 16-2

17:04-12:05

2 stops30h 01m

S$ 1,660

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Wed 3-2

10:45-18:44

2 stops44h 59m

Washington, D.C. Reagan-National

Sun 7-2

17:54-20:15

1 stop37h 21m

S$ 1,701

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Thu 18-2

22:20-16:47

1 stop31h 27m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,703

SingaporeWashington, D.C.

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

SINDCA

Singapore Changi

Mon 15-2

10:10-21:00

1 stop23h 50m

Washington, D.C. Reagan-National

Wed 31-12

00:00-12:30

Nonstop0h 00m

S$ 1,710

Flights are sorted by cheapest return flights first.

Deals found on 1-11

Showing 1-10 of 14 resultsSorted by cheapest first

Best time to book a flight from Singapore to Reagan-National

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

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. Reagan-National Airport

SG0-DCA

SIN-DCA

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Singapore to Washington, D.C. Reagan-National Airport?
Departing from Singapore to Washington, D.C. Reagan-National Airport will take you 30h 13m. The distance from Singapore to Washington, D.C. Reagan-National Airport is about 15532 km.
Can I find deals for flights from Singapore to Reagan-National that include hotel bookings?
Yes. In addition to deals on Singapore to Reagan-National flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Reagan-National.
Can I find deals for business class flights from Singapore to Reagan-National?
Yes. Cheapflights offers flight deals from Singapore to Reagan-National 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

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How does Cheapflights help users find flights from Singapore to Reagan-National?

When you search for this flight from Singapore to Reagan-National, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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Millions of users choose and trust Cheapflights to book the best flight deals from Singapore to Reagan-National for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Singapore to Reagan-National with no change fees?

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

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Not ready to book yet? You can track prices for flights from Singapore to Reagan-National on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Singapore to Washington, D.C. Reagan-National Airport from S$ 834

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18-2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Reagan-National

Cheapest flights from Singapore to Reagan-NationalExplore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 November 2026.

Explore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 November 2026.

Best flights from Singapore to Reagan-NationalDiscover carefully curated flight deals from Singapore to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 November 2026.

Discover carefully curated flight deals from Singapore to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 November 2026.

Last-minute flights from Singapore to Reagan-NationalDiscover last-minute flight deals from Singapore to Reagan-National. Data last updated 3 November 2026 and is based on user searches.

Discover last-minute flight deals from Singapore to Reagan-National. Data last updated 3 November 2026 and is based on user searches.

One-way flights from Singapore to Reagan-NationalSearch for one-way flight options from Singapore to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 3 November 2026.

Search for one-way flight options from Singapore to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 3 November 2026.

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

Best time to book a flight from Singapore to Reagan-National

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Cheapflights Insights

Related info for your journey

How long is the flight from Singapore to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from Singapore to Reagan-National that include hotel bookings?

How can I find direct flights from Singapore to Reagan-National?

Can I find deals for business class flights from Singapore to Reagan-National?

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.

Alternative routes for Singapore to Reagan-National

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

Complete your trip

Complete your trip to Reagan-National 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 Reagan-National by cabin class

Find flights from Singapore to Reagan-National, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Singapore and Reagan-National flights

Browse other Singapore and Reagan-National flight options. Last updated on 3 November 2026.

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How does Cheapflights help users find flights from Singapore to Reagan-National?

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Can Cheapflights find flights from Singapore to Reagan-National with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to Reagan-National become cheaper?

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Cheapest flights from Singapore to Reagan-National
Explore the most affordable flight options available from Singapore to Reagan-National. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 November 2026.

Best flights from Singapore to Reagan-National
Discover carefully curated flight deals from Singapore to Reagan-National that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 November 2026.

Last-minute flights from Singapore to Reagan-National
Discover last-minute flight deals from Singapore to Reagan-National. Data last updated 3 November 2026 and is based on user searches.

One-way flights from Singapore to Reagan-National
Search for one-way flight options from Singapore to Reagan-National. Find affordable one-way fares based on user searches. Data last updated 3 November 2026.