Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Washington, D.C. from S$ 596

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 25-12. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — WAS
16 Jan — 23 Jan1
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 17 December 2025.

Sun 28-1219:25SIN - IAD
1 stop26h 40mMultiple Airlines
Sun 11-121:15IAD - SIN
2 stops31h 05mMultiple Airlines
Deal found 16-12S$ 1,394
Sun 28-1219:25SIN - IAD
1 stop26h 40mEtihad Airways
Sun 11-114:35IAD - SIN
1 stop30h 00mEtihad Airways
Deal found 16-12S$ 1,451
Sun 28-1222:20SIN - DCA
2 stops34h 12mUnited Airlines
Sun 11-117:59DCA - SIN
1 stop37h 16mUnited Airlines
Deal found 16-12S$ 1,614
Thu 18-1218:30SIN - IAD
2 stops37h 00mAir China
Fri 9-122:00IAD - SIN
1 stop29h 25mAir China
Deal found 15-12S$ 1,666
Sun 28-1210:10SIN - BWI
1 stop24h 44mUnited Airlines
Sun 11-118:34BWI - SIN
1 stop24h 26mUnited Airlines
Deal found 16-12S$ 1,677
Thu 18-1222:20SIN - DCA
2 stops25h 27mUnited Airlines
Fri 9-117:59DCA - SIN
1 stop37h 16mUnited Airlines
Deal found 15-12S$ 1,696
Thu 18-1210:10SIN - IAD
2 stops25h 56mUnited Airlines
Sat 3-122:05IAD - SIN
1 stop44h 55mUnited Airlines
Deal found 15-12S$ 1,784
Thu 18-1210:10SIN - DCA
2 stops24h 42mUnited Airlines
Sat 3-117:59DCA - SIN
1 stop37h 16mUnited Airlines
Deal found 15-12S$ 1,784
Thu 18-1211:15SIN - IAD
2 stops45h 05mIndiGo
Sat 3-113:30IAD - SIN
2 stops39h 15mIndiGo
Deal found 15-12S$ 1,788
Thu 18-1215:45SIN - DCA
2 stops41h 54mMultiple Airlines
Fri 9-109:59DCA - SIN
2 stops61h 06mMultiple Airlines
Deal found 15-12S$ 1,796
Wed 17-1210:10SIN - IAD
2 stops26h 11mUnited Airlines
Sun 28-1218:37IAD - SIN
1 stop36h 38mUnited Airlines
Deal found 15-12S$ 1,833
Thu 18-1222:20SIN - IAD
2 stops26h 25mUnited Airlines
Fri 9-108:15IAD - SIN
2 stops27h 40mUnited Airlines
Deal found 15-12S$ 1,929

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 17 December 2025.

Round-trip from

S$ 1,177

One-way from

S$ 596

Popular in

February

Cheapest in

September

Average price

S$ 1,957
IndiGo
  • IndiGo
  • 7-3-14-3
  • 4 total stops
  • 76h 10m total
  • Singapore to Washington, D.C.
Search Deals
Air China
  • Air China
  • 25-12
  • 1 total stop
  • 37h 35m total
  • Singapore to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (S$ 572 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease (S$ 202 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 17 December 2025.
Use the filters below to find and compare flights from Singapore to Washington, D.C. that are best for you.

Fly from

Singapore

Fly to

Washington, D.C.

Route

Depart

Return

Price

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sat 7-3

11:15-19:20

2 stops45h 05m

Washington, D.C. Dulles Intl

Sat 14-3

22:15-17:20

2 stops31h 05m

S$ 1,177

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 14-5

21:10-09:45

1 stop24h 35m

Washington, D.C. Dulles Intl

Sat 8-8

15:35-09:15

1 stop29h 40m

S$ 1,244

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 1-3

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

Thu 30-4

15:35-09:15

1 stop29h 40m

S$ 1,244

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Fri 30-1

09:30-18:30

1 stop22h 00m

Washington, D.C. Dulles Intl

Fri 6-2

22:00-06:50

1 stop43h 50m

S$ 1,246

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 12-2

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

Sun 15-2

14:35-09:35

1 stop30h 00m

S$ 1,270

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sat 7-3

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

Sat 14-3

15:35-09:35

1 stop30h 00m

S$ 1,271

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Fri 23-1

11:40-19:20

1 stop44h 40m

Washington, D.C. Dulles Intl

Mon 26-1

21:15-10:00

1 stop23h 45m

S$ 1,282

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 12-2

08:50-12:19

2 stops40h 29m

Washington, D.C. Reagan-National

Sun 15-2

20:40-06:55

2 stops45h 15m

S$ 1,291

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sat 7-3

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

Sat 14-3

22:15-17:20

2 stops31h 05m

S$ 1,316

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 28-12

19:25-09:05

1 stop26h 40m

Washington, D.C. Dulles Intl

Sun 11-1

21:15-17:20

2 stops31h 05m

S$ 1,394

Flights are sorted by cheapest return flights first.

Deals found on 15-12

Showing 1-10 of 49 results
1
2
3
...
5

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, March is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 1,056). Flying from Singapore to Washington, D.C. in November is currently the most expensive (average of S$ 2,852). 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 17 December 2025.
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
9,092 reviews
Check prices

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).
United Airlines
7.4
Good
9,092 reviews
United Airlines
7.4
Good
9,092 reviews
Check prices

Crew

8.1

Overall

7.4

Entertainment

7.1

Food

6.6

Boarding

7.7

Comfort

7.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

AMS - EWR

It was good! The first 3/4 of the trip was uncomfortably cold. Only one option for lunch that I didn’t enjoy (vegetarian).

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 22h. IndiGo provides one of the quickest options available for as low as S$ 1,246. 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 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. Reagan-National, Singapore Changi - Baltimore/Washington or Singapore Changi - Washington, D.C. Dulles Intl, 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, March is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 1,056). Flying from Singapore to Washington, D.C. in November is currently the most expensive (average of S$ 2,852). 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 Reagan-National flights
Singapore to Dulles Intl flights

Top 5 airlines flying from Singapore to Washington, D.C.

Discover the top 5 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 17 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapestS$ 1,245AverageS$ 1,485FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Korean AirCheapestS$ 1,274AverageS$ 1,963FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
Air IndiaCheapestS$ 1,330AverageS$ 1,374FlexibilityNo cancel feeOn-timeN/A
Search Air India flights
United AirlinesCheapestS$ 1,426AverageS$ 1,608FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Qatar AirwaysCheapestS$ 1,787AverageS$ 1,910FlexibilityNo 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.