Which airport is the most popular layover for flights between Singapore and Washington, D.C.?

Beijing (PEK) was the most common stop: 43% of momondo users choosing 1-stop flights on this route connected there.

What airlines fly to Washington, D.C.?

United Airlines, Air China and EVA Air are the top three most popular airlines that fly to Washington, D.C. from Singapore according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Washington, D.C.. Keep in mind that there are 3 different airlines that fly to Washington, D.C. on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest connection time from Singapore to Washington, D.C.?

San Francisco (SFO) has the shortest average layover time for this route: 1h 32m.

What is the cheapest airline that flies from Singapore Changi to Washington, D.C.?

Air China, Turkish Airlines, and Alaska Airlines are the most popular carriers operating from Singapore Changi to Washington, D.C.

Which layover airport offers the lowest fares from Singapore to Washington, D.C.?

Flights via Incheon (ICN) offer the lowest average round-trip price of $941.

Which layover airport has the shortest travel time from Singapore to Washington, D.C.?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 22h 37m.

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 many operators does momondo search for flights from Singapore Changi Airport to Washington, D.C.?

As of September 2026, there are 3 operators available to choose from for flights from Singapore Changi Airport to Washington, D.C..

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.

$541 Cheap Flights from Singapore to Washington, D.C. in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:00 am - 7:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

22h 30m1 stop Beijing Capital

11:00 pm - 6:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

43h 50m1 stop Beijing Capital

$794Air China

Fri, Oct 23 - Fri, Oct 30

3:00 am - 6:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Shenzhen Beijing Capital

10:00 pm - 6:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

43h 50m1 stop Beijing Capital

$987Air China

Mon, Nov 9 - Tue, Nov 17

11:40 am - 7:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

44h 45m1 stop Istanbul

9:20 pm - 6:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

44h 30m1 stop Istanbul

$992Turkish Airlines

Mon, Nov 9 - Mon, Nov 16

11:15 pm - 11:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 30m1 stop Istanbul

1:30 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 15m1 stop Istanbul

$1,002Turkish Airlines

Wed, Nov 11 - Wed, Nov 18

10:25 am - 11:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

38h 20m1 stop Istanbul

9:20 pm - 5:40 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

31h 20m1 stop Istanbul

$1,007Turkish Airlines

Tue, Nov 10 - Tue, Nov 17

11:15 pm - 7:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

33h 10m1 stop Istanbul

9:20 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 25m1 stop Istanbul

$1,007Turkish Airlines

Tue, Nov 10 - Tue, Nov 17

3:00 am - 6:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Shenzhen Beijing Capital

10:00 pm - 4:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 15m1 stop Beijing Capital

$1,108Air China

Thu, Nov 26 - Fri, Dec 4

3:00 am - 6:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

28h 30m2 stops Shenzhen Beijing Capital

10:00 pm - 6:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

43h 50m1 stop Beijing Capital

$1,212Air China

Thu, Jan 28 - Fri, Feb 5

10:45 am - 9:10 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

35h 25m1 stop Tokyo Haneda

3:37 pm - 8:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

27h 23m2 stops Chicago O'Hare Intl San Francisco

$1,219United Airlines

Tue, Nov 10 - Tue, Nov 17

10:20 pm - 11:44 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 24m2 stops San Francisco Newark

10:20 pm - 8:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

44h 40m1 stop San Francisco

$1,380United Airlines

Tue, Nov 17 - Fri, Nov 20

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

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

Trusted and free

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

Price Alerts

Not ready to book? to track prices.

Search flight deals

Air China flights from Singapore to Washington, D.C.

Our best Air China deals on Singapore to Washington, D.C. flight tickets

Air China

Oct 23

SIN9:00 amSingapore Changi

22h 30m

1 stop

IAD7:30 pmWashington, D.C. Dulles Intl

Oct 30

IAD11:00 pmWashington, D.C. Dulles Intl

43h 50m

1 stop

SIN6:50 amSingapore Changi

$794

Air China

Nov 9

SIN3:00 amSingapore Changi

28h 30m

2 stops

IAD6:30 pmWashington, D.C. Dulles Intl

Nov 17

IAD10:00 pmWashington, D.C. Dulles Intl

43h 50m

1 stop

SIN6:50 amSingapore Changi

$987

Air China

Nov 26

SIN3:00 amSingapore Changi

28h 30m

2 stops

IAD6:30 pmWashington, D.C. Dulles Intl

Dec 4

IAD10:00 pmWashington, D.C. Dulles Intl

29h 15m

1 stop

SIN4:15 pmSingapore Changi

$1,108

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

Our best Turkish Airlines deals on Singapore to Washington, D.C. flight tickets

Turkish Airlines

Oct 5

SIN11:05 pmSingapore Changi

24h 25m

1 stop

IAD11:30 amWashington, D.C. Dulles Intl

Oct 20

IAD1:15 pmWashington, D.C. Dulles Intl

40h 40m

1 stop

SIN5:55 pmSingapore Changi

$989

Turkish Airlines

Nov 9

SIN11:40 amSingapore Changi

44h 45m

1 stop

IAD7:25 pmWashington, D.C. Dulles Intl

Nov 16

IAD9:20 pmWashington, D.C. Dulles Intl

44h 30m

1 stop

SIN6:50 amSingapore Changi

$992

Turkish Airlines

Nov 11

SIN11:15 pmSingapore Changi

25h 30m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

Nov 18

IAD1:30 pmWashington, D.C. Dulles Intl

30h 15m

1 stop

SIN8:45 amSingapore Changi

$1,002

momondo Fare Finder

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 Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Fri 10/23

9:00 am-7:30 pm

1 stop22h 30m

Washington, D.C. Dulles Intl

Fri 10/30

11:00 pm-6:50 am

1 stop43h 50m

$794

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Mon 11/9

3:00 am-6:30 pm

2 stops28h 30m

Washington, D.C. Dulles Intl

Tue 11/17

10:00 pm-6:50 am

1 stop43h 50m

$987

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Mon 11/9

11:40 am-7:25 pm

1 stop44h 45m

Washington, D.C. Dulles Intl

Mon 11/16

9:20 pm-6:50 am

1 stop44h 30m

$992

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Wed 11/11

11:15 pm-11:45 am

1 stop25h 30m

Washington, D.C. Dulles Intl

Wed 11/18

1:30 pm-8:45 am

1 stop30h 15m

$1,002

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Tue 11/10

10:25 am-11:45 am

1 stop38h 20m

Washington, D.C. Dulles Intl

Tue 11/17

9:20 pm-5:40 pm

1 stop31h 20m

$1,007

Quickest round-trip

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Tue 11/10

11:15 pm-7:25 pm

1 stop33h 10m

Washington, D.C. Dulles Intl

Tue 11/17

9:20 pm-8:45 am

1 stop22h 25m

$1,007

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Thu 11/26

3:00 am-6:30 pm

2 stops28h 30m

Washington, D.C. Dulles Intl

Fri 12/4

10:00 pm-4:15 pm

1 stop29h 15m

$1,108

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Thu 1/28

3:00 am-6:30 pm

2 stops28h 30m

Washington, D.C. Dulles Intl

Fri 2/5

10:00 pm-6:50 am

1 stop43h 50m

$1,212

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Tue 11/10

10:45 am-9:10 am

1 stop35h 25m

Washington, D.C. Dulles Intl

Tue 11/17

3:37 pm-8:00 am

2 stops27h 23m

$1,219

SingaporeWashington, D.C.

SIN Singapore Changi - IAD Washington, D.C. Dulles Intl

SINIAD

Singapore Changi

Tue 11/17

10:20 pm-11:44 am

2 stops26h 24m

Washington, D.C. Dulles Intl

Fri 11/20

10:20 pm-8:00 am

1 stop44h 40m

$1,380

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Layovers

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

The month of October is, on average, the cheapest month to fly to Washington, D.C. from Singapore, with most prices found around $1,079. If you’re not able to fly to Washington, D.C. in October, then February is your next best option. Flight prices from Singapore to Washington, D.C. during February average around $1,127.

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

You could potentially save up to 38% 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 September 2026, prices for Singapore to Washington, D.C. flights are approximately 91% more expensive 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.

Best Price Found	$541
Fastest flight time	24h 25m
Direct flights	None

The best one-way flight to Washington, D.C. from Singapore in the past 72 hours is $541. The best round-trip flight deal from Singapore to Washington, D.C. found on momondo in the last 72 hours is $794.

The fastest flight from Singapore to Washington, D.C. takes 24h 25m

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

Frequently asked questions about flying from Singapore to Washington, D.C.

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 24h 25m.
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 many operators does momondo search for flights from Singapore Changi Airport to Washington, D.C.?
As of September 2026, there are 3 operators available to choose from for flights from Singapore Changi Airport to Washington, D.C..
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.
What is the most popular airline from Singapore to Washington, D.C.?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Singapore to Washington, D.C. is United Airlines (100% of total bookings).

Best airlines flying from Singapore to Washington, D.C.

Compare and see reviews for airlines that fly from Singapore to Washington, D.C. with momondo

Airline	Rating	Free Cancellation	Price
Air China	PriceFrom $1,079	Free Cancellation	Rating 7.5 166 reviews	Search Air China flights
EVA Air	PriceFrom $1,188	Free Cancellation	Rating 8.5 1,535 reviews	Search EVA Air flights
United Airlines	PriceFrom $1,219	Free Cancellation	Rating 7.4 10,246 reviews	Search United Airlines flights

Alexandria

National Harbor

Arlington

Gettysburg

Fredericksburg

Waldorf

Laurel

Woodbridge

Gaithersburg

Linthicum Heights

Rockville

Silver Spring

Towson

Fairfax

Springfield

Glen Burnie

Edgewood

Colonial Beach

College Park

Bethesda

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.

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 10/28

Wed 11/4

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Nearby airports

Airlines

Cabin classes

Other United States destinations

Other flights from Singapore

Complete your trip

Feeling lucky

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

Washington, D.C. Reagan-National Airport

Washington, D.C. Dulles Intl Airport

Cheap flights from Singapore to Washington, D.C. from $541

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 11/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Air China flights from Singapore to Washington, D.C.

Our best Air China deals on Singapore to Washington, D.C. flight tickets

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

Our best Turkish Airlines deals on Singapore to Washington, D.C. flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Singapore to Washington, D.C. that are best for you.

See travel insights to Washington, D.C. from

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

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

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

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

What is the cheapest airline that flies from Singapore Changi to Washington, D.C.?

What airlines fly to Washington, D.C.?

Which airport is the most popular layover for flights between Singapore and Washington, D.C.?

Which layover airport offers the lowest fares from Singapore to Washington, D.C.?

Which layover airport has the shortest travel time from Singapore to Washington, D.C.?

Which layover airport has the shortest connection time from Singapore to Washington, D.C.?

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

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

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Singapore to Washington, D.C.

Best airlines flying from Singapore to Washington, D.C.

Compare and see reviews for airlines that fly from Singapore to Washington, D.C. with momondo

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

Why use momondo?

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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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.

Fly your favorite airline to Washington, D.C.

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Washington, D.C.

List of cabin classes available on flights landing in Washington, D.C.. Availability may vary depending on flight origin and airline.

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Singapore

According to popular flight searches on momondo this year

Complete your trip to Washington, D.C.

Explore popular destinations other users love

According to popular flight searches on momondo this year