Find flights
When to book
Airlines
FAQs

Cheap flights from Singapore to Washington, D.C. from S$ 606

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 22-11. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — WAS
17 Aug — 24 Aug1
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 18 July 2026.

Mon 7-917:55
SIN
-
IAD
1 stop37h 35m
Air China
Tue 22-923:00
IAD
-
SIN
1 stop29h 25m
Air China
Deal found 14-7S$ 1,082
Fri 18-909:00
SIN
-
IAD
1 stop22h 30m
Multiple Airlines
Fri 25-915:10
IAD
-
SIN
1 stop30h 30m
Multiple Airlines
Deal found 16-7S$ 1,368
Thu 15-1011:15
SIN
-
IAD
2 stops48h 44m
Multiple Airlines
Sun 18-1013:15
IAD
-
SIN
1 stop27h 45m
Multiple Airlines
Deal found 15-7S$ 1,375
Fri 28-809:00
SIN
-
IAD
1 stop22h 30m
Air China
Fri 4-923:00
IAD
-
SIN
1 stop29h 25m
Air China
Deal found 14-7S$ 1,395
Thu 20-801:55
SIN
-
DCA
2 stops33h 38m
Japan Airlines
Fri 28-806:00
DCA
-
SIN
2 stops36h 10m
Japan Airlines
Deal found 14-7S$ 1,417
Mon 5-1021:50
SIN
-
DCA
2 stops30h 39m
Japan Airlines
Thu 22-1006:00
DCA
-
SIN
2 stops36h 10m
Japan Airlines
Deal found 18-7S$ 1,420
Mon 3-823:25
SIN
-
IAD
1 stop32h 05m
Air China
Fri 21-823:00
IAD
-
SIN
1 stop29h 25m
Air China
Deal found 15-7S$ 1,446
Fri 21-808:05
SIN
-
IAD
2 stops41h 57m
Japan Airlines
Fri 28-806:09
IAD
-
SIN
2 stops30h 11m
Japan Airlines
Deal found 14-7S$ 1,448
Sun 30-821:50
SIN
-
DCA
2 stops30h 39m
Japan Airlines
Sun 6-911:35
DCA
-
SIN
2 stops30h 35m
Japan Airlines
Deal found 16-7S$ 1,470
Thu 27-801:55
SIN
-
DCA
2 stops28h 08m
Japan Airlines
Sun 30-809:00
DCA
-
SIN
2 stops33h 10m
Japan Airlines
Deal found 17-7S$ 1,472
Mon 31-801:55
SIN
-
DCA
2 stops26h 04m
American Airlines
Wed 30-908:26
DCA
-
SIN
2 stops27h 54m
American Airlines
Deal found 13-7S$ 1,485
Sat 29-808:05
SIN
-
BWI
2 stops42h 54m
American Airlines
Sat 5-907:31
BWI
-
SIN
2 stops34h 39m
American Airlines
Deal found 14-7S$ 1,488

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 18 July 2026.

Round-trip from

S$ 1,082

One-way from

S$ 606

Popular in

July

Cheapest in

August

Average price

S$ 3,213
Air China
  • Air China
  • 7-9-22-9
  • 2 total stops
  • 67h 00m total
  • Singapore to Washington, D.C.
Search Deals
22-11
  • 22-11
  • 2 total stops
  • 57h 49m total
  • Singapore to Washington, D.C.
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (S$ 322 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease (S$ 169 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 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 18 July 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

Fri 9-10

08:05-21:59

2 stops25h 54m

Washington, D.C. Reagan-National

Sat 24-10

17:54-06:35

2 stops48h 41m

S$ 1,499

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 26-8

01:55-17:48

2 stops27h 53m

Washington, D.C. Dulles Intl

Mon 7-9

06:09-06:10

2 stops36h 01m

S$ 1,502

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 10-9

21:50-18:03

2 stops32h 13m

Washington, D.C. Reagan-National

Mon 14-9

07:40-06:10

2 stops34h 30m

S$ 1,504

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Mon 31-8

01:55-16:29

2 stops26h 34m

Washington, D.C. Reagan-National

Wed 30-9

07:40-00:20

2 stops28h 40m

S$ 1,508

SingaporeBaltimore

SIN - BWI

SINBWI

Singapore Changi

Mon 5-10

01:55-15:06

2 stops25h 11m

Baltimore/Washington

Fri 23-10

07:17-00:20

2 stops29h 03m

S$ 1,510

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Tue 1-9

01:55-16:29

2 stops26h 34m

Washington, D.C. Reagan-National

Wed 9-9

09:42-00:20

2 stops26h 38m

S$ 1,511

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 14-10

03:15-23:59

2 stops32h 44m

Washington, D.C. Dulles Intl

Sun 18-10

21:00-15:45

1 stop30h 45m

S$ 1,533

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 15-10

20:35-14:24

2 stops29h 49m

Washington, D.C. Reagan-National

Sun 18-10

17:45-18:35

1 stop36h 50m

S$ 1,636

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 30-8

20:35-21:02

3 stops36h 27m

Washington, D.C. Dulles Intl

Sun 6-9

22:10-18:35

1 stop32h 25m

S$ 1,640

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sun 30-8

20:35-15:24

2 stops30h 49m

Washington, D.C. Reagan-National

Sun 6-9

17:45-18:35

1 stop36h 50m

S$ 1,640

Flights are sorted by cheapest return flights first.

Deals found on 18-7

Showing 1-10 of 52 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, February is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 1,361). Flying from Singapore to Washington, D.C. in November is currently the most expensive (average of S$ 4,035). 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 18 July 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
10,006 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

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
7.4
Good
10,006 reviews
United Airlines
7.4
Good
10,006 reviews
Check prices

Comfort

7.3

Boarding

7.7

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

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

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 54m. Japan Airlines provides one of the quickest options available for as low as S$ 1,499. 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, February is the cheapest month in which you can book a flight from Singapore to Washington, D.C. (average of S$ 1,361). Flying from Singapore to Washington, D.C. in November is currently the most expensive (average of S$ 4,035). 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 3 airlines flying from Singapore to Washington, D.C.

Discover the top 3 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 18 July 2026.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapestS$ 1,287AverageS$ 1,505FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Japan AirlinesCheapestS$ 1,421AverageS$ 1,603FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Qatar AirwaysCheapestS$ 1,790AverageS$ 1,866FlexibilityNo 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.