Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Washington, D.C. from S$ 773

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 18-5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — WAS
2 May — 9 May1
1 adult
1 adult, Economy, 0 bags

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

Enter your travel dates to find the best prices.

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 2 April 2026.

Tue 1-913:45
SIN
-
DCA
2 stops42h 15m
Multiple Airlines
Wed 30-909:30
DCA
-
SIN
2 stops39h 05m
Multiple Airlines
Deal found 28-3S$ 1,295
Wed 20-517:30
SIN
-
IAD
2 stops62h 00m
Multiple Airlines
Tue 2-615:10
IAD
-
SIN
1 stop30h 30m
Multiple Airlines
Deal found 1-4S$ 1,309
Thu 23-423:25
SIN
-
IAD
1 stop32h 05m
Multiple Airlines
Mon 4-515:10
IAD
-
SIN
1 stop30h 30m
Multiple Airlines
Deal found 30-3S$ 1,366
Thu 23-423:25
SIN
-
IAD
1 stop32h 05m
Multiple Airlines
Sun 3-515:10
IAD
-
SIN
1 stop30h 30m
Multiple Airlines
Deal found 29-3S$ 1,378
Sat 14-1115:45
SIN
-
IAD
2 stops28h 43m
Multiple Airlines
Wed 25-1117:38
IAD
-
SIN
2 stops29h 27m
Multiple Airlines
Deal found 28-3S$ 1,390
Thu 23-420:35
SIN
-
IAD
1 stop23h 15m
United Airlines
Sun 3-508:20
IAD
-
SIN
2 stops34h 25m
United Airlines
Deal found 29-3S$ 1,411
Sat 14-1114:45
SIN
-
IAD
2 stops29h 43m
STARLUX Airlines
Wed 25-1117:38
IAD
-
SIN
2 stops30h 47m
STARLUX Airlines
Deal found 29-3S$ 1,427
Thu 23-421:50
SIN
-
DCA
2 stops30h 02m
Japan Airlines
Mon 4-517:31
DCA
-
SIN
2 stops48h 39m
Japan Airlines
Deal found 30-3S$ 1,428
Thu 14-513:10
SIN
-
IAD
2 stops30h 24m
EVA Air
Sat 8-818:14
IAD
-
SIN
2 stops29h 41m
EVA Air
Deal found 30-3S$ 1,472
Thu 16-409:00
SIN
-
DCA
1 stop25h 28m
United Airlines
Tue 28-419:05
DCA
-
SIN
2 stops35h 30m
United Airlines
Deal found 1-4S$ 1,472
Thu 23-421:50
SIN
-
DCA
2 stops30h 02m
Japan Airlines
Sun 3-517:40
DCA
-
SIN
2 stops48h 30m
Japan Airlines
Deal found 29-3S$ 1,503
Thu 24-908:45
SIN
-
DCA
1 stop25h 08m
United Airlines
Mon 28-919:50
DCA
-
SIN
2 stops34h 45m
United Airlines
Deal found 29-3S$ 1,518

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

Keep the following information in mind while searching for Singapore to Washington, D.C. flight deals. Data was last updated 2 April 2026.

Round-trip from

S$ 1,295

One-way from

S$ 773

Popular in

April

Cheapest in

September

Average price

S$ 2,272
1-9-30-9
  • 1-9-30-9
  • 4 total stops
  • 81h 20m total
  • Singapore to Washington, D.C.
Search Deals
18-5
  • 18-5
  • 3 total stops
  • 56h 53m total
  • Singapore to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (S$ 359 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 75 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Singapore to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 2 April 2026.
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 - DCA

SINDCA

Singapore Changi

Thu 24-9

08:45-21:53

1 stop25h 08m

Washington, D.C. Reagan-National

Mon 28-9

16:35-18:35

2 stops38h 00m

S$ 1,572

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Tue 1-9

20:35-16:56

1 stop32h 21m

Washington, D.C. Reagan-National

Wed 30-9

12:40-06:15

2 stops29h 35m

S$ 1,581

SingaporeBaltimore

SIN - BWI

SINBWI

Singapore Changi

Wed 29-4

20:35-14:14

2 stops29h 39m

Baltimore/Washington

Wed 6-5

19:05-18:35

3 stops35h 30m

S$ 1,684

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 24-9

08:05-22:15

2 stops26h 10m

Washington, D.C. Reagan-National

Mon 28-9

06:30-06:10

2 stops35h 40m

S$ 1,729

SingaporeBaltimore

SIN - BWI

SINBWI

Singapore Changi

Wed 20-5

13:45-14:05

2 stops36h 20m

Baltimore/Washington

Wed 27-5

18:25-12:35

2 stops30h 10m

S$ 1,734

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Tue 19-5

15:20-07:34

2 stops28h 14m

Washington, D.C. Dulles Intl

Fri 19-6

20:21-11:55

2 stops27h 34m

S$ 1,837

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 26-4

20:35-01:25

1 stop40h 50m

Washington, D.C. Dulles Intl

Fri 1-5

22:30-18:35

2 stops32h 05m

S$ 1,842

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 20-5

15:20-07:34

2 stops28h 14m

Washington, D.C. Dulles Intl

Thu 28-5

20:21-11:55

2 stops27h 34m

S$ 1,908

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 20-5

10:35-08:40

1 stop34h 05m

Washington, D.C. Dulles Intl

Thu 28-5

10:55-21:45

1 stop22h 50m

S$ 1,921

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 31-5

10:35-08:40

1 stop34h 05m

Washington, D.C. Dulles Intl

Fri 10-7

10:55-21:45

1 stop22h 50m

S$ 1,944

Flights are sorted by cheapest return flights first.

Deals found on 30-3

Showing 1-10 of 51 resultsSorted by cheapest first
1
2
3
...
6

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.
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.

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

Currently, May is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 977). Flying from Singapore to Washington, D.C. in November is currently the most expensive (average of S$ 2,839). 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.

Reviews of airlines servicing Washington, D.C.

Get insights into the airlines that provide service to Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Washington, D.C.. Reviews last updated 2 April 2026.
Check out reviews from past customers who have flown with United Airlines from Singapore to Washington, D.C. to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,533 reviews
Check prices

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,533 reviews
United Airlines
7.4
Good
9,533 reviews
Check prices

Crew

8.1

Food

6.6

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

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

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

    A quick flight from Singapore to Washington, D.C. can take about 25h 08m. United Airlines provides one of the quickest options available for as low as S$ 1,572. The distance between Singapore and Washington, D.C. is about 15532 km. Both multi-stop and direct flights can be found to your destination and back.

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

    When deciding which route to take from Singapore to Washington, D.C., consider Singapore Changi - Washington, D.C. Dulles Intl, Singapore Changi - Baltimore/Washington or Singapore Changi - Washington, D.C. Reagan-National, as they are the most popular.

  • 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, May is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 977). Flying from Singapore to Washington, D.C. in November is currently the most expensive (average of S$ 2,839). 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

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 Washington, D.C.

See prices for flight routes from nearby airports that may be better suited for you.
Singapore to Dulles Intl flights
Singapore to Reagan-National flights

Top 4 airlines flying from Singapore to Washington, D.C.

Discover the top 4 airlines that operate flights from Singapore to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 2 April 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapestS$ 959AverageS$ 1,807FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Turkish AirlinesCheapestS$ 1,279AverageS$ 1,469FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Japan AirlinesCheapestS$ 1,412AverageS$ 1,585FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qatar AirwaysCheapestS$ 1,779AverageS$ 1,854FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to Washington, D.C.. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Washington, D.C. from Singapore by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Singapore to Washington, D.C. flexibly with Cheapflights today.

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

Yes! Start tracking prices for Singapore to Washington, D.C. 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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book With Flexibility

Our users can plan ahead with confidence and find flights with no change fees.

Travel Smart

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.