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Cheap flights from Singapore to Washington, D.C. from $689

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 6/11. 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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0 bags

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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.
Japan Airlines Logo
9:50 pm - 3:45 pm
SIN
-
DCA
29h 55m
2 stops
Japan Airlines Logo
6:00 am - 6:10 am
DCA
-
SIN
36h 10m
2 stops
$1,112Japan Airlines
Wed, May 6 - Wed, Jun 3
American Airlines Logo
8:05 am - 10:19 pm
SIN
-
DCA
26h 14m
2 stops
American Airlines Logo
7:30 am - 12:20 am
DCA
-
SIN
28h 50m
2 stops
$1,159American Airlines
Wed, Jun 3 - Sun, Aug 23
Japan Airlines Logo
1:55 am - 4:45 pm
SIN
-
DCA
26h 50m
2 stops
Japan Airlines Logo
6:00 am - 6:10 am
DCA
-
SIN
36h 10m
2 stops
$1,199Japan Airlines
Tue, May 19 - Mon, Jun 1
Japan Airlines Logo
1:55 am - 7:59 am
SIN
-
DCA
42h 04m
2 stops
Japan Airlines Logo
6:30 am - 6:10 am
DCA
-
SIN
35h 40m
2 stops
$1,201Japan Airlines
Sat, Jun 27 - Tue, Jul 7
United Airlines Logo
8:45 am - 9:53 pm
SIN
-
DCA
25h 08m
1 stop
United Airlines Logo
4:35 pm - 6:35 pm
DCA
-
SIN
38h 00m
2 stops
$1,228United Airlines
Thu, Sep 24 - Mon, Sep 28
United Airlines Logo
8:45 am - 9:53 pm
SIN
-
DCA
25h 08m
1 stop
United Airlines Logo
4:35 pm - 6:35 pm
DCA
-
SIN
38h 00m
2 stops
$1,230United Airlines
Thu, Sep 24 - Mon, Sep 28
American Airlines Logo
1:55 am - 4:29 pm
SIN
-
DCA
26h 34m
2 stops
American Airlines Logo
8:31 am - 12:20 am
DCA
-
SIN
27h 49m
2 stops
$1,234American Airlines
Fri, Jul 17 - Sun, Jul 26
Japan Airlines Logo
1:55 am - 11:02 pm
SIN
-
DCA
33h 07m
2 stops
Japan Airlines Logo
6:30 am - 6:10 am
DCA
-
SIN
35h 40m
2 stops
$1,239Japan Airlines
Wed, Sep 16 - Mon, Sep 21
United Airlines Logo
8:35 pm - 4:56 pm
SIN
-
DCA
32h 21m
1 stop
United Airlines Logo
11:05 am - 6:15 am
DCA
-
SIN
31h 10m
2 stops
$1,240United Airlines
Thu, Sep 17 - Mon, Sep 21
Japan Airlines Logo
9:50 pm - 7:56 am
SIN
-
DCA
46h 06m
2 stops
Japan Airlines Logo
6:30 am - 6:10 am
DCA
-
SIN
35h 40m
2 stops
$1,262Japan Airlines
Fri, Jul 3 - Fri, Jul 10

United Airlines flights from Singapore to Washington, D.C. Reagan-National Airport

Our best United Airlines deals on Singapore to Washington, D.C. Reagan-National Airport flight tickets
United Airlines
Sep 24
SIN8:45 amSingapore Changi
25h 08m
1 stop
DCA9:53 pmWashington, D.C. Reagan-National
Sep 28
DCA4:35 pmWashington, D.C. Reagan-National
38h 00m
2 stops
SIN6:35 pmSingapore Changi
$1,230
United Airlines
Sep 17
SIN8:35 pmSingapore Changi
32h 21m
1 stop
DCA4:56 pmWashington, D.C. Reagan-National
Sep 21
DCA11:05 amWashington, D.C. Reagan-National
31h 10m
2 stops
SIN6:15 amSingapore Changi
$1,240
United Airlines
May 26
SIN8:35 pmSingapore Changi
32h 12m
1 stop
DCA4:47 pmWashington, D.C. Reagan-National
Jun 2
DCA2:55 pmWashington, D.C. Reagan-National
27h 20m
2 stops
SIN6:15 amSingapore Changi
$1,556

Japan Airlines flights from Singapore to Washington, D.C. Reagan-National Airport

Our best Japan Airlines deals on Singapore to Washington, D.C. Reagan-National Airport flight tickets
Japan Airlines
May 6
SIN9:50 pmSingapore Changi
29h 55m
2 stops
DCA3:45 pmWashington, D.C. Reagan-National
Jun 3
DCA6:00 amWashington, D.C. Reagan-National
36h 10m
2 stops
SIN6:10 amSingapore Changi
$1,112
Japan Airlines
May 19
SIN1:55 amSingapore Changi
26h 50m
2 stops
DCA4:45 pmWashington, D.C. Reagan-National
Jun 1
DCA6:00 amWashington, D.C. Reagan-National
36h 10m
2 stops
SIN6:10 amSingapore Changi
$1,199
Japan Airlines
Jun 27
SIN1:55 amSingapore Changi
42h 04m
2 stops
DCA7:59 amWashington, D.C. Reagan-National
Jul 7
DCA6:30 amWashington, D.C. Reagan-National
35h 40m
2 stops
SIN6:10 amSingapore Changi
$1,201

momondo Fare Finder

 
Customize your flight search to find flights from Singapore to Washington, D.C. Reagan-National Airport 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 April 11, 2026.
Use the filters below to find and compare flights from Singapore to Washington, D.C. Reagan-National Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 5/6

9:50 pm-3:45 pm

2 stops29h 55m

Washington, D.C. Reagan-National

Wed 6/3

6:00 am-6:10 am

2 stops36h 10m

$1,112

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 6/3

8:05 am-10:19 pm

2 stops26h 14m

Washington, D.C. Reagan-National

Sun 8/23

7:30 am-12:20 am

2 stops28h 50m

$1,159

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Tue 5/19

1:55 am-4:45 pm

2 stops26h 50m

Washington, D.C. Reagan-National

Mon 6/1

6:00 am-6:10 am

2 stops36h 10m

$1,199

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sat 6/27

1:55 am-7:59 am

2 stops42h 04m

Washington, D.C. Reagan-National

Tue 7/7

6:30 am-6:10 am

2 stops35h 40m

$1,201

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 9/24

8:45 am-9:53 pm

1 stop25h 08m

Washington, D.C. Reagan-National

Mon 9/28

4:35 pm-6:35 pm

2 stops38h 00m

$1,228

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 9/24

8:45 am-9:53 pm

1 stop25h 08m

Washington, D.C. Reagan-National

Mon 9/28

4:35 pm-6:35 pm

2 stops38h 00m

$1,230
Quickest round-trip

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Fri 7/17

1:55 am-4:29 pm

2 stops26h 34m

Washington, D.C. Reagan-National

Sun 7/26

8:31 am-12:20 am

2 stops27h 49m

$1,234

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 9/16

1:55 am-11:02 pm

2 stops33h 07m

Washington, D.C. Reagan-National

Mon 9/21

6:30 am-6:10 am

2 stops35h 40m

$1,239

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 9/17

8:35 pm-4:56 pm

1 stop32h 21m

Washington, D.C. Reagan-National

Mon 9/21

11:05 am-6:15 am

2 stops31h 10m

$1,240

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Fri 7/3

9:50 pm-7:56 am

2 stops46h 06m

Washington, D.C. Reagan-National

Fri 7/10

6:30 am-6:10 am

2 stops35h 40m

$1,262

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. Reagan-National Airport

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

Can stopping save me money on Singapore to Washington, D.C. Reagan-National Airport flights?

You could potentially save up to 3% on your flight if you consider stops on a Singapore to Washington, D.C. Reagan-National Airport flight.

Cheap Singapore to Washington, D.C. Reagan-National Airport flight deals and tips

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

Fastest flight time

25h 54m

Direct flights

None
The fastest flight from Singapore to Washington, D.C. Reagan-National Airport takes 25h 54m
There are no direct flights from Singapore to Washington, D.C. Reagan-National Airport. There are no popular flight routes from Singapore to Washington, D.C. Reagan-National Airport.
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Frequently asked questions about flying from Singapore to Washington, D.C. Reagan-National Airport

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

    Prices for flights from Singapore to Washington, D.C. Reagan-National Airport are updated daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Singapore to Washington, D.C. Reagan-National Airport.

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

    The required travel and health documents for your Washington, D.C. Reagan-National Airport 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. Reagan-National Airport. 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
Gaithersburg
Towson
Silver Spring
Fredericksburg
Rockville
Manassas
Tysons
Linthicum Heights
Bethesda
Fairfax
Springfield
College Park

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Singapore to Washington, D.C. for you.

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

momondo does allow users to show only those flights to Washington, D.C. from Singapore which offer a flexible booking policy as well as other useful filters and features.

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?

If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. from Singapore and alert you when they change.

An easier way to manage your Washington, D.C. Reagan-National Airport trip

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