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Cheap flights from Singapore to Washington, D.C. from $457

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 6/8. 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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Find the cheapest flights from Singapore to Washington, D.C.

Recent round-trip flight deals from Singapore to Washington, D.C.

Enter your travel dates to find the best prices.
Air China Logo
5:55 pm - 7:30 pm
SIN
-
IAD
37h 35m
1 stop
Air China Logo
11:00 pm - 4:25 pm
IAD
-
SIN
29h 25m
1 stop
$984Air China
Thu, Apr 23 - Fri, Apr 24
Turkish Airlines Logo
11:10 am - 7:50 pm
SIN
-
IAD
44h 40m
1 stop
Turkish Airlines Logo
9:45 pm - 8:45 am
IAD
-
SIN
23h 00m
1 stop
$1,026Turkish Airlines
Mon, Apr 20 - Sun, Apr 26
United Airlines Logo
8:35 pm - 7:50 am
SIN
-
IAD
23h 15m
1 stop
United Airlines Logo
10:11 pm - 6:35 pm
IAD
-
SIN
32h 24m
2 stops
$1,052United Airlines
Thu, Apr 23 - Fri, Apr 24
United Airlines Logo
8:35 pm - 4:56 pm
SIN
-
DCA
32h 21m
1 stop
United Airlines Logo
7:59 pm - 6:35 pm
DCA
-
SIN
34h 36m
2 stops
$1,052United Airlines
Thu, Apr 23 - Fri, Apr 24
Multiple Airlines Logo
1:45 pm - 5:44 am
SIN
-
BWI
27h 59m
2 stops
Multiple Airlines Logo
6:30 pm - 12:35 pm
BWI
-
SIN
30h 05m
2 stops
$1,083Multiple Airlines
Thu, Apr 23 - Fri, Apr 24
Multiple Airlines Logo
3:20 pm - 6:21 am
SIN
-
BWI
27h 01m
2 stops
Multiple Airlines Logo
6:11 pm - 11:55 am
BWI
-
SIN
29h 44m
2 stops
$1,087Multiple Airlines
Tue, Sep 1 - Wed, Sep 30
Japan Airlines Logo
9:50 pm - 3:52 pm
SIN
-
DCA
30h 02m
2 stops
Japan Airlines Logo
6:00 am - 6:10 am
DCA
-
SIN
36h 10m
2 stops
$1,115Japan Airlines
Mon, Apr 27 - Mon, May 4
Japan Airlines Logo
9:50 pm - 4:22 pm
SIN
-
DCA
30h 32m
2 stops
Japan Airlines Logo
10:49 am - 6:10 am
DCA
-
SIN
31h 21m
2 stops
$1,154Japan Airlines
Tue, Sep 1 - Wed, Sep 30
American Airlines Logo
1:55 am - 2:15 pm
SIN
-
DCA
24h 20m
2 stops
American Airlines Logo
8:20 am - 12:20 am
DCA
-
SIN
28h 00m
2 stops
$1,161American Airlines
Mon, Aug 31 - Wed, Sep 30
American Airlines Logo
1:55 am - 2:15 pm
SIN
-
DCA
24h 20m
2 stops
American Airlines Logo
8:20 am - 12:20 am
DCA
-
SIN
28h 00m
2 stops
$1,164American Airlines
Mon, Aug 31 - Wed, Sep 30

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

Our best STARLUX Airlines deals on Singapore to Washington, D.C. flight tickets
STARLUX Airlines
Sep 1
SIN2:10 pmSingapore Changi
29h 18m
2 stops
IAD7:28 amWashington, D.C. Dulles Intl
Sep 30
IAD5:38 pmWashington, D.C. Dulles Intl
31h 02m
2 stops
SIN12:40 pmSingapore Changi
$1,111
STARLUX Airlines
Sep 1
SIN2:10 pmSingapore Changi
29h 18m
2 stops
IAD7:28 amWashington, D.C. Dulles Intl
Sep 30
IAD5:38 pmWashington, D.C. Dulles Intl
31h 02m
2 stops
SIN12:40 pmSingapore Changi
$1,117
STARLUX Airlines
Sep 1
SIN2:10 pmSingapore Changi
29h 18m
2 stops
IAD7:28 amWashington, D.C. Dulles Intl
Sep 30
IAD5:38 pmWashington, D.C. Dulles Intl
31h 02m
2 stops
SIN12:40 pmSingapore Changi
$1,118

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

Our best Turkish Airlines deals on Singapore to Washington, D.C. flight tickets
Turkish Airlines
Apr 20
SIN11:10 amSingapore Changi
44h 40m
1 stop
IAD7:50 pmWashington, D.C. Dulles Intl
Apr 26
IAD9:45 pmWashington, D.C. Dulles Intl
23h 00m
1 stop
SIN8:45 amSingapore Changi
$1,026
Turkish Airlines
May 7
SIN10:25 amSingapore Changi
37h 10m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
May 21
IAD1:20 pmWashington, D.C. Dulles Intl
32h 10m
1 stop
SIN9:30 amSingapore Changi
$1,028
Turkish Airlines
Apr 25
SIN11:10 amSingapore Changi
36h 25m
1 stop
IAD11:35 amWashington, D.C. Dulles Intl
May 2
IAD9:45 pmWashington, D.C. Dulles Intl
23h 45m
1 stop
SIN9:30 amSingapore Changi
$1,034

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 March 15, 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 round-trip

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 4/23

5:55 pm-7:30 pm

1 stop37h 35m

Washington, D.C. Dulles Intl

Fri 4/24

11:00 pm-4:25 pm

1 stop29h 25m

$984

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Mon 4/20

11:10 am-7:50 pm

1 stop44h 40m

Washington, D.C. Dulles Intl

Sun 4/26

9:45 pm-8:45 am

1 stop23h 00m

$1,026

SingaporeWashington, D.C.

SIN - IAD

SINIAD

Singapore Changi

Thu 4/23

8:35 pm-7:50 am

1 stop23h 15m

Washington, D.C. Dulles Intl

Fri 4/24

10:11 pm-6:35 pm

2 stops32h 24m

$1,052

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 4/23

8:35 pm-4:56 pm

1 stop32h 21m

Washington, D.C. Reagan-National

Fri 4/24

7:59 pm-6:35 pm

2 stops34h 36m

$1,052

SingaporeBaltimore

SIN - BWI

SINBWI

Singapore Changi

Thu 4/23

1:45 pm-5:44 am

2 stops27h 59m

Baltimore/Washington

Fri 4/24

6:30 pm-12:35 pm

2 stops30h 05m

$1,083

SingaporeBaltimore

SIN - BWI

SINBWI

Singapore Changi

Tue 9/1

3:20 pm-6:21 am

2 stops27h 01m

Baltimore/Washington

Wed 9/30

6:11 pm-11:55 am

2 stops29h 44m

$1,087

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Mon 4/27

9:50 pm-3:52 pm

2 stops30h 02m

Washington, D.C. Reagan-National

Mon 5/4

6:00 am-6:10 am

2 stops36h 10m

$1,115

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Tue 9/1

9:50 pm-4:22 pm

2 stops30h 32m

Washington, D.C. Reagan-National

Wed 9/30

10:49 am-6:10 am

2 stops31h 21m

$1,154
Quickest round-trip

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Mon 8/31

1:55 am-2:15 pm

2 stops24h 20m

Washington, D.C. Reagan-National

Wed 9/30

8:20 am-12:20 am

2 stops28h 00m

$1,161

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Mon 8/31

1:55 am-2:15 pm

2 stops24h 20m

Washington, D.C. Reagan-National

Wed 9/30

8:20 am-12:20 am

2 stops28h 00m

$1,164

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 25% on your flight if you consider stops on a Singapore to Washington, D.C. flight.

Cheap Singapore to Washington, D.C. 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

23h 40m

Direct flights

None
The fastest flight from Singapore to Washington, D.C. takes 23h 40m
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

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

    Prices for flights from Singapore to Washington, D.C. were last updated today.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Singapore 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
Colonial Beach
Laurel
Towson
Gaithersburg
Silver Spring
Fredericksburg
Rockville
Tysons
Manassas
Springfield
Bethesda
Fairfax
Linthicum Heights
College Park

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Singapore to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Singapore to Washington, D.C. with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Washington, D.C. from Singapore.

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

Of course. momondo tracks the price of Singapore to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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