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Cheap flights from Singapore to Washington, D.C. from $527

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Singapore to Washington, D.C. departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

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Turkish Airlines Logo
11:40 am - 8:20 pm
SIN
-
IAD
44h 40m
1 stop
Turkish Airlines Logo
2:30 pm - 10:00 am
IAD
-
SIN
31h 30m
1 stop
$995Turkish Airlines
Wed, Mar 11 - Wed, Mar 18
Turkish Airlines Logo
11:40 am - 12:45 pm
SIN
-
IAD
37h 05m
1 stop
Turkish Airlines Logo
10:15 pm - 10:00 am
IAD
-
SIN
23h 45m
1 stop
$997Turkish Airlines
Wed, Mar 11 - Mon, Mar 23
Turkish Airlines Logo
11:40 am - 12:45 pm
SIN
-
IAD
37h 05m
1 stop
Turkish Airlines Logo
9:45 pm - 8:45 am
IAD
-
SIN
23h 00m
1 stop
$1,001Turkish Airlines
Fri, Mar 27 - Fri, Apr 3
Turkish Airlines Logo
10:15 am - 7:20 pm
SIN
-
IAD
46h 05m
1 stop
Turkish Airlines Logo
10:15 pm - 10:00 am
IAD
-
SIN
23h 45m
1 stop
$1,003Turkish Airlines
Sun, Feb 22 - Mon, Mar 9
Multiple Airlines Logo
2:00 am - 10:55 pm
SIN
-
BWI
32h 55m
2 stops
Multiple Airlines Logo
7:04 pm - 1:05 pm
BWI
-
SIN
30h 01m
2 stops
$1,063Multiple Airlines
Tue, Mar 10 - Mon, Mar 23
Multiple Airlines Logo
2:25 pm - 8:05 pm
SIN
-
DCA
41h 40m
2 stops
Multiple Airlines Logo
5:00 pm - 1:05 pm
DCA
-
SIN
32h 05m
2 stops
$1,114Multiple Airlines
Wed, Mar 11 - Mon, Mar 23
United Airlines Logo
10:10 am - 9:45 pm
SIN
-
DCA
23h 35m
1 stop
United Airlines Logo
11:00 am - 7:00 am
DCA
-
SIN
32h 00m
2 stops
$1,140United Airlines
Wed, Mar 11 - Mon, Mar 23
United Airlines Logo
10:10 am - 9:39 pm
SIN
-
DCA
24h 29m
1 stop
United Airlines Logo
3:59 pm - 8:15 pm
DCA
-
SIN
39h 16m
2 stops
$1,142United Airlines
Wed, Feb 25 - Sat, Feb 28
Air Canada Logo
7:00 am - 8:53 am
SIN
-
DCA
37h 53m
2 stops
Air Canada Logo
6:55 pm - 5:15 am
DCA
-
SIN
46h 20m
2 stops
$1,174Air Canada
Sun, May 10 - Sat, May 16
Japan Airlines Logo
8:05 am - 10:35 pm
SIN
-
DCA
26h 30m
2 stops
Japan Airlines Logo
6:00 am - 6:10 am
DCA
-
SIN
36h 10m
2 stops
$1,291Japan Airlines
Fri, May 22 - Sat, Jun 6

Turkish Airlines flights from Singapore to Washington, D.C.

Our best Turkish Airlines deals on Singapore to Washington, D.C. flight tickets
Turkish Airlines
Mar 11
SIN11:40 amSingapore Changi
44h 40m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
Mar 18
IAD2:30 pmWashington, D.C. Dulles Intl
31h 30m
1 stop
SIN10:00 amSingapore Changi
$995
Turkish Airlines
Mar 11
SIN11:40 amSingapore Changi
37h 05m
1 stop
IAD12:45 pmWashington, D.C. Dulles Intl
Mar 23
IAD10:15 pmWashington, D.C. Dulles Intl
23h 45m
1 stop
SIN10:00 amSingapore Changi
$997
Turkish Airlines
Mar 27
SIN11:40 amSingapore Changi
37h 05m
1 stop
IAD12:45 pmWashington, D.C. Dulles Intl
Apr 3
IAD9:45 pmWashington, D.C. Dulles Intl
23h 00m
1 stop
SIN8:45 amSingapore Changi
$1,001

United Airlines flights from Singapore to Washington, D.C.

Our best United Airlines deals on Singapore to Washington, D.C. flight tickets
United Airlines
Mar 11
SIN10:10 amSingapore Changi
23h 35m
1 stop
DCA9:45 pmWashington, D.C. Reagan-National
Mar 23
DCA11:00 amWashington, D.C. Reagan-National
32h 00m
2 stops
SIN7:00 amSingapore Changi
$1,140
United Airlines
Feb 25
SIN10:20 pmSingapore Changi
22h 11m
1 stop
IAD7:31 amWashington, D.C. Dulles Intl
Feb 28
IAD5:35 pmWashington, D.C. Dulles Intl
37h 40m
2 stops
SIN8:15 pmSingapore Changi
$1,142
United Airlines
Feb 22
SIN10:20 pmSingapore Changi
21h 31m
1 stop
IAD6:51 amWashington, D.C. Dulles Intl
Mar 9
IAD5:50 pmWashington, D.C. Dulles Intl
38h 25m
2 stops
SIN8:15 pmSingapore Changi
$1,182

momondo Fare Finder

 
Customize 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, momondo users made 832,500 searches. Data last updated February 12, 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

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 3/11

11:40 am-8:20 pm

1 stop44h 40m

Washington, D.C. Dulles Intl

Wed 3/18

2:30 pm-10:00 am

1 stop31h 30m

$995

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Wed 3/11

11:40 am-12:45 pm

1 stop37h 05m

Washington, D.C. Dulles Intl

Mon 3/23

10:15 pm-10:00 am

1 stop23h 45m

$997

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Fri 3/27

11:40 am-12:45 pm

1 stop37h 05m

Washington, D.C. Dulles Intl

Fri 4/3

9:45 pm-8:45 am

1 stop23h 00m

$1,001

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Sun 2/22

10:15 am-7:20 pm

1 stop46h 05m

Washington, D.C. Dulles Intl

Mon 3/9

10:15 pm-10:00 am

1 stop23h 45m

$1,003

SingaporeBaltimore

SIN - BWI

SINBWI

Singapore Changi

Tue 3/10

2:00 am-10:55 pm

2 stops32h 55m

Baltimore/Washington

Mon 3/23

7:04 pm-1:05 pm

2 stops30h 01m

$1,063

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 3/11

2:25 pm-8:05 pm

2 stops41h 40m

Washington, D.C. Reagan-National

Mon 3/23

5:00 pm-1:05 pm

2 stops32h 05m

$1,114

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 3/11

10:10 am-9:45 pm

1 stop23h 35m

Washington, D.C. Reagan-National

Mon 3/23

11:00 am-7:00 am

2 stops32h 00m

$1,140

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 2/25

10:10 am-9:39 pm

1 stop24h 29m

Washington, D.C. Reagan-National

Sat 2/28

3:59 pm-8:15 pm

2 stops39h 16m

$1,142

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sun 5/10

7:00 am-8:53 am

2 stops37h 53m

Washington, D.C. Reagan-National

Sat 5/16

6:55 pm-5:15 am

2 stops46h 20m

$1,174

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Fri 5/22

8:05 am-10:35 pm

2 stops26h 30m

Washington, D.C. Reagan-National

Sat 6/6

6:00 am-6:10 am

2 stops36h 10m

$1,291

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Washington, D.C. from

How to get the cheapest flight ticket from Singapore to Washington, D.C.

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Washington, D.C.?

The month of September is, on average, the cheapest month to fly to Washington, D.C. from Singapore, with most prices found around $932. If you’re not able to fly to Washington, D.C. in September, then October is your next best option. Flight prices from Singapore to Washington, D.C. during October average around $1,079.

Can stopping save me money on Singapore to Washington, D.C. flights?

You could potentially save up to 27% on your flight if you consider stops on a Singapore to Washington, D.C. flight.

How have Singapore to Washington, D.C. flight prices changed over time?

As of February 2026, prices for Singapore to Washington, D.C. flights are approximately 5% cheaper when compared to flights at the same time last year.

When to book flights from Singapore to Washington, D.C.

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to Washington, D.C. according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Singapore to Washington, D.C. (SIN to WAS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Singapore to Washington, D.C.

Fastest flight time

22h 17m

Direct flights

None
The fastest flight from Singapore to Washington, D.C. takes 22h 17m
There are no direct flights from Singapore to Washington, D.C.. There are no popular flight routes from Singapore to Washington, D.C..
Search flight deals

  • How far is Singapore Changi to Washington, D.C. by plane?

    There are 9651.2 mi between Singapore Changi and Washington, D.C.. In terms of flight time, this usually takes a little over 22h 17m.

  • When did momondo last update prices for flights from Singapore Changi Airport to Washington, D.C.?

    Prices for flights from Singapore Changi Airport to Washington, D.C. are updated daily.

  • How old do you have to be to fly from Singapore Changi Airport to Washington, D.C.?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Singapore Changi Airport to Washington, D.C..

  • What documentation or ID do you need to fly to Washington, D.C.?

    The required travel and health documents for your Washington, D.C. trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C.. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Washington, D.C.?

Book flights to Washington, D.C. if you plan to visit one of these locations
Alexandria
National Harbor
Gettysburg
Arlington
Waldorf
Woodbridge
Laurel
Colonial Beach
Tysons
Silver Spring
Towson
Fredericksburg
Gaithersburg
Rockville
Manassas
Springfield
Fairfax
Linthicum Heights
Bethesda
Glen Burnie

Why use momondo?

Why should I use momondo to find a flight deal from Singapore to Washington, D.C.?

Finding the right flight to Washington, D.C. from Singapore is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Washington, D.C. quick and easy, saving you time and money.

Can I find flights from Singapore to Washington, D.C. with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Washington, D.C. from Singapore with this policy.

How can momondo help me find flights from Singapore to Washington, D.C.?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Singapore to Washington, D.C..

I’m not ready to book a flight from Singapore to Washington, D.C. right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Singapore to Washington, D.C. now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Washington, D.C. and let you know when they change.

An easier way to manage your Washington, D.C. trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Find better results for your trip to the United States

Fly into one of these airports located in Washington, D.C.

Airports listed have a maximum distance of 22.4 mi from Washington, D.C.
Washington, D.C. Reagan-National Airport
Washington, D.C. Dulles Intl Airport