Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Singapore to Washington, D.C. from $534

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 11/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

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

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
8:50 am - 10:23 amSIN-DCA
37h 33m2 stops
Air Canada Logo
8:40 pm - 7:00 amDCA-SIN
46h 20m2 stops
$985Air Canada
Find Deal
Thu, Mar 12 - Mon, Mar 16
Japan Airlines Logo
2:20 am - 8:41 pmSIN-DCA
31h 21m2 stops
Japan Airlines Logo
7:55 am - 12:20 amDCA-SIN
28h 25m2 stops
$1,212Japan Airlines
Find Deal
Sat, Feb 28 - Thu, Apr 30
Air Canada Logo
8:50 am - 10:23 amSIN-DCA
38h 33m2 stops
Air Canada Logo
6:00 am - 7:05 amDCA-SIN
37h 05m2 stops
$1,233Air Canada
Find Deal
Sun, Mar 1 - Thu, Apr 30
Japan Airlines Logo
2:20 am - 8:41 pmSIN-DCA
31h 21m2 stops
Japan Airlines Logo
7:55 am - 12:20 amDCA-SIN
28h 25m2 stops
$1,270Japan Airlines
Find Deal
Sat, Feb 28 - Thu, Apr 30
United Airlines Logo
10:20 pm - 12:24 pmSIN-DCA
27h 04m2 stops
United Airlines Logo
5:59 pm - 8:00 amDCA-SIN
25h 01m1 stop
$1,358United Airlines
Find Deal
Wed, Dec 24 - Mon, Dec 29
United Airlines Logo
10:20 pm - 11:59 amSIN-DCA
25h 39m2 stops
United Airlines Logo
7:00 am - 8:00 amDCA-SIN
37h 00m1 stop
$1,438United Airlines
Find Deal
Thu, Mar 12 - Mon, Mar 16
British Airways Logo
11:15 pm - 5:13 pmSIN-DCA
30h 58m2 stops
British Airways Logo
8:46 pm - 6:25 pmDCA-SIN
32h 39m2 stops
$1,549British Airways
Find Deal
Wed, Dec 24 - Mon, Dec 29
British Airways Logo
11:05 pm - 4:25 pmSIN-DCA
30h 20m2 stops
British Airways Logo
6:30 pm - 3:55 pmDCA-SIN
32h 25m2 stops
$1,718British Airways
Find Deal
Sun, Dec 7 - Sat, Dec 13
Cathay Pacific Logo
1:25 am - 4:56 pmSIN-DCA
28h 31m2 stops
Cathay Pacific Logo
9:45 am - 1:05 pmDCA-SIN
38h 20m2 stops
$1,830Cathay Pacific
Find Deal
Fri, Nov 14 - Tue, Nov 18
Cathay Pacific Logo
1:25 am - 6:57 pmSIN-DCA
30h 32m2 stops
Cathay Pacific Logo
9:36 am - 5:40 amDCA-SIN
31h 04m2 stops
$1,948Cathay Pacific
Find Deal
Thu, Dec 25 - Thu, Jan 1

Air Canada flights from Singapore to Washington, D.C. Reagan-National Airport

Our best Air Canada deals on Singapore to Washington, D.C. Reagan-National Airport flight tickets
Air Canada
Nov 10
SIN6:35 amSingapore Changi
28h 21m
2 stops
DCA9:56 pmWashington, D.C. Reagan-National
Nov 24
DCA8:40 pmWashington, D.C. Reagan-National
45h 20m
2 stops
SIN7:00 amSingapore Changi
$960
Find similar
Air Canada
Mar 12
SIN8:50 amSingapore Changi
37h 33m
2 stops
DCA10:23 amWashington, D.C. Reagan-National
Mar 16
DCA8:40 pmWashington, D.C. Reagan-National
46h 20m
2 stops
SIN7:00 amSingapore Changi
$985
Find similar
Air Canada
Nov 11
SIN8:50 amSingapore Changi
38h 36m
2 stops
DCA10:26 amWashington, D.C. Reagan-National
Dec 31
DCA9:40 amWashington, D.C. Reagan-National
32h 20m
2 stops
SIN7:00 amSingapore Changi
$1,098
Find similar

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
Feb 28
SIN2:20 amSingapore Changi
31h 21m
2 stops
DCA8:41 pmWashington, D.C. Reagan-National
Apr 30
DCA7:55 amWashington, D.C. Reagan-National
28h 25m
2 stops
SIN12:20 amSingapore Changi
$1,212
Find similar
Japan Airlines
Nov 9
SIN2:20 amSingapore Changi
31h 24m
2 stops
DCA8:44 pmWashington, D.C. Reagan-National
Nov 24
DCA6:50 amWashington, D.C. Reagan-National
29h 00m
2 stops
SIN12:50 amSingapore Changi
$1,228
Find similar
Japan Airlines
Feb 28
SIN2:20 amSingapore Changi
31h 21m
2 stops
DCA8:41 pmWashington, D.C. Reagan-National
Apr 30
DCA7:55 amWashington, D.C. Reagan-National
28h 25m
2 stops
SIN12:20 amSingapore Changi
$1,270
Find similar

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 November 3, 2025.
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

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 3/12

8:50 am-10:23 am

2 stops37h 33m

Washington, D.C. Reagan-National

Mon 3/16

8:40 pm-7:00 am

2 stops46h 20m

$985

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sat 2/28

2:20 am-8:41 pm

2 stops31h 21m

Washington, D.C. Reagan-National

Thu 4/30

7:55 am-12:20 am

2 stops28h 25m

$1,212

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sun 3/1

8:50 am-10:23 am

2 stops38h 33m

Washington, D.C. Reagan-National

Thu 4/30

6:00 am-7:05 am

2 stops37h 05m

$1,233

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sat 2/28

2:20 am-8:41 pm

2 stops31h 21m

Washington, D.C. Reagan-National

Thu 4/30

7:55 am-12:20 am

2 stops28h 25m

$1,270

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 12/24

10:20 pm-12:24 pm

2 stops27h 04m

Washington, D.C. Reagan-National

Mon 12/29

5:59 pm-8:00 am

1 stop25h 01m

$1,358

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 3/12

10:20 pm-11:59 am

2 stops25h 39m

Washington, D.C. Reagan-National

Mon 3/16

7:00 am-8:00 am

1 stop37h 00m

$1,438

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Wed 12/24

11:15 pm-5:13 pm

2 stops30h 58m

Washington, D.C. Reagan-National

Mon 12/29

8:46 pm-6:25 pm

2 stops32h 39m

$1,549

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Sun 12/7

11:05 pm-4:25 pm

2 stops30h 20m

Washington, D.C. Reagan-National

Sat 12/13

6:30 pm-3:55 pm

2 stops32h 25m

$1,718

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Fri 11/14

1:25 am-4:56 pm

2 stops28h 31m

Washington, D.C. Reagan-National

Tue 11/18

9:45 am-1:05 pm

2 stops38h 20m

$1,830

SingaporeWashington, D.C.

SIN - DCA

SINDCA

Singapore Changi

Thu 12/25

1:25 am-6:57 pm

2 stops30h 32m

Washington, D.C. Reagan-National

Thu 1/1

9:36 am-5:40 am

2 stops31h 04m

$1,948

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 53% on your flight if you consider stops on a Singapore to Washington, D.C. Reagan-National Airport flight.

When to book flights from Singapore to Washington, D.C. Reagan-National Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Singapore to Washington, D.C. Reagan-National Airport 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. Reagan-National Airport (SIN to DCA) 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

Direct flights

None
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.
Search flight deals

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

    There are 9654.9 mi between Singapore Changi and Washington, D.C. Reagan-National. By plane, this route typically takes 21h 44m.

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

    Prices for flights from Singapore Changi Airport to Washington, D.C. Reagan-National Airport are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Singapore Changi Airport to Washington, D.C. Reagan-National Airport.

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

    The travel and health documents required for your trip to Washington, D.C. Reagan-National Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Washington, D.C. Reagan-National Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Woodbridge
Waldorf
Tysons
Laurel
Colonial Beach
Silver Spring
Fredericksburg
Towson
Rockville
Manassas
Reston
Gaithersburg
Fairfax
Glen Burnie
Springfield
Linthicum Heights

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?

Yes. All flights to Washington, D.C. from Singapore on momondo can be compared and filtered by various policies on offer, including flexible booking.

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 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. Reagan-National Airport 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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 12/3
Wed 12/10
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Washington, D.C.