What airlines fly to Singapore?

Turkish Airlines, United Airlines and Qatar Airways are the top three most popular airlines that fly to Singapore from Washington, D.C. according to our data. Turkish Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 6 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

How long is the flight from Washington, D.C. to Singapore?

Flight times from Washington, D.C. to Singapore vary, but if you’re flying out of Washington, D.C. and flying into Singapore (one of the most popular routes), then the duration is 24h 47m on average. Another popular route from Washington, D.C. to Singapore is flying from Baltimore to Singapore, which will take roughly 27h 40m. Keep in mind that layovers or delays could extend your travel time.

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

Etihad Airways, Korean Air, and Delta are the most popular carriers operating from Washington, D.C. to Singapore

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

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

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

The number of operators available for flights from Washington, D.C. to Singapore is 6 as of August 2026.

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

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 Washington, D.C. to Singapore.

What documentation or ID do you need to fly to Singapore?

The necessary travel and health documents for your Singapore trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$440 Cheap Flights from Washington, D.C. to Singapore in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

11:00 pm - 4:25 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 25m1 stop Beijing Capital

5:55 pm - 7:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

37h 35m1 stop Beijing Capital

$952Air China

Tue, Sep 1 - Thu, Sep 10

11:00 pm - 4:25 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 25m1 stop Beijing Capital

11:25 pm - 7:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 05m1 stop Beijing Capital

$952Air China

Tue, Sep 8 - Thu, Sep 17

1:15 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

31h 30m1 stop Istanbul

11:05 pm - 11:30 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 25m1 stop Istanbul

$956Turkish Airlines

Tue, Sep 1 - Thu, Sep 10

1:15 pm - 11:55 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 40m1 stop Incheon Intl

1:25 am - 11:05 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

21h 40m1 stop Incheon Intl

$997Korean Air

Mon, Sep 28 - Sun, Oct 4

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

9:00 pm - 9:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Abu Dhabi Zayed Intl

$1,007Etihad Airways

Wed, Sep 30 - Wed, Oct 7

1:15 pm - 7:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

42h 00m1 stop Incheon Intl

1:25 am - 11:05 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

21h 40m1 stop Incheon Intl

$1,025Korean Air

Mon, Sep 14 - Mon, Sep 28

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

9:00 pm - 9:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Abu Dhabi Zayed Intl

$1,031Etihad Airways

Tue, Sep 15 - Wed, Sep 30

11:05 am - 9:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 10m1 stop Doha Hamad Intl

3:15 am - 3:40 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 25m1 stop Doha Hamad Intl

$1,053Qatar Airways

Thu, Oct 1 - Wed, Oct 7

11:05 am - 9:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 10m1 stop Doha Hamad Intl

7:40 pm - 3:40 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 00m1 stop Doha Hamad Intl

$1,066Qatar Airways

Thu, Oct 8 - Tue, Oct 13

1:30 pm - 6:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

28h 20m1 stop Istanbul

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

25h 30m1 stop Istanbul

$1,123Turkish Airlines

Sun, Dec 6 - Tue, Dec 22

Cheap last minute flights

Enter your travel dates to find the best prices.

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

9:00 pm - 9:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Abu Dhabi Zayed Intl

$1,046Etihad Airways

Sun, Aug 23 - Mon, Sep 7

9:00 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 45m1 stop Doha Hamad Intl

7:15 pm - 8:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 30m2 stops Kuala Lumpur Intl Doha Hamad Intl

$1,086Qatar Airways

Sun, Aug 23 - Mon, Sep 7

3:45 pm - 9:30 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

65h 45m2 stops Montreal Pierre Elliott Trudeau Intl Incheon Intl

6:15 am - 4:18 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

46h 03m2 stops Tokyo Narita Montreal Pierre Elliott Trudeau Intl

$1,133Air Canada

Sun, Aug 23 - Mon, Aug 31

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

9:00 pm - 9:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Abu Dhabi Zayed Intl

$1,149Etihad Airways

Sun, Aug 23 - Thu, Sep 3

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

5:55 pm - 7:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

37h 35m1 stop Beijing Capital

$1,158Multiple Airlines

Sun, Aug 23 - Thu, Sep 3

9:00 pm - 3:45 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 45m1 stop Doha Hamad Intl

7:40 pm - 3:40 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 00m1 stop Doha Hamad Intl

$1,180Qatar Airways

Sun, Aug 23 - Thu, Sep 3

9:00 pm - 11:25 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

26h 25m2 stops Doha Hamad Intl Kuala Lumpur Intl

7:40 pm - 3:40 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 00m1 stop Doha Hamad Intl

$1,195Qatar Airways

Sun, Aug 23 - Thu, Sep 3

6:52 pm - 6:15 amBWI Baltimore/Washington-SIN Singapore Changi

23h 23m1 stop San Francisco

8:35 pm - 11:45 amSIN Singapore Changi-BWI Baltimore/Washington

27h 10m2 stops San Francisco Houston George Bush Intcntl

$1,341United Airlines

Fri, Aug 21 - Sun, Aug 30

6:52 pm - 6:15 amBWI Baltimore/Washington-SIN Singapore Changi

23h 23m1 stop San Francisco

8:35 pm - 7:15 amSIN Singapore Changi-BWI Baltimore/Washington

22h 40m1 stop San Francisco

$1,341United Airlines

Fri, Aug 21 - Sun, Aug 30

2:50 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 50m1 stop Abu Dhabi Zayed Intl

9:00 pm - 9:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Abu Dhabi Zayed Intl

$1,397Etihad Airways

Fri, Aug 21 - Thu, Aug 27

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Delta flights from Washington, D.C. to Singapore

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

Delta

Sep 9

IAD6:00 amWashington, D.C. Dulles Intl

35h 00m

2 stops

SIN5:00 amSingapore Changi

Sep 23

SIN7:30 amSingapore Changi

27h 26m

2 stops

IAD10:56 pmWashington, D.C. Dulles Intl

$1,076

Delta

Sep 7

DCA9:39 amWashington, D.C. Reagan-National

31h 21m

2 stops

SIN5:00 amSingapore Changi

Sep 14

SIN7:30 amSingapore Changi

28h 29m

2 stops

DCA11:59 pmWashington, D.C. Reagan-National

$1,077

Delta

Aug 30

DCA6:10 amWashington, D.C. Reagan-National

34h 50m

2 stops

SIN5:00 amSingapore Changi

Sep 14

SIN7:30 amSingapore Changi

28h 14m

2 stops

DCA11:44 pmWashington, D.C. Reagan-National

$1,175

Etihad Airways flights from Washington, D.C. to Singapore

Our best Etihad Airways deals on Washington, D.C. to Singapore flight tickets

Etihad Airways

Sep 30

IAD3:10 pmWashington, D.C. Dulles Intl

30h 30m

1 stop

SIN9:40 amSingapore Changi

Oct 7

SIN9:00 pmSingapore Changi

24h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$1,007

Etihad Airways

Sep 15

IAD3:10 pmWashington, D.C. Dulles Intl

30h 30m

1 stop

SIN9:40 amSingapore Changi

Sep 30

SIN9:00 pmSingapore Changi

24h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$1,031

Etihad Airways

Sep 7

IAD3:10 pmWashington, D.C. Dulles Intl

30h 30m

1 stop

SIN9:40 amSingapore Changi

Sep 14

SIN9:00 pmSingapore Changi

24h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$1,035

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 9/1

11:00 pm-4:25 pm

1 stop29h 25m

Singapore Changi

Thu 9/10

5:55 pm-7:30 pm

1 stop37h 35m

$952

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 9/8

11:00 pm-4:25 pm

1 stop29h 25m

Singapore Changi

Thu 9/17

11:25 pm-7:30 pm

1 stop32h 05m

$952

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 9/1

1:15 pm-8:45 am

1 stop31h 30m

Singapore Changi

Thu 9/10

11:05 pm-11:30 am

1 stop24h 25m

$956

Quickest round-trip

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 9/28

1:15 pm-11:55 pm

1 stop22h 40m

Singapore Changi

Sun 10/4

1:25 am-11:05 am

1 stop21h 40m

$997

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Wed 9/30

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Wed 10/7

9:00 pm-9:45 am

1 stop24h 45m

$1,007

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 9/14

1:15 pm-7:15 pm

1 stop42h 00m

Singapore Changi

Mon 9/28

1:25 am-11:05 am

1 stop21h 40m

$1,025

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 9/15

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Wed 9/30

9:00 pm-9:45 am

1 stop24h 45m

$1,031

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 10/1

11:05 am-9:15 pm

1 stop22h 10m

Singapore Changi

Wed 10/7

3:15 am-3:40 pm

1 stop24h 25m

$1,053

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 10/8

11:05 am-9:15 pm

1 stop22h 10m

Singapore Changi

Tue 10/13

7:40 pm-3:40 pm

1 stop32h 00m

$1,066

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Sun 12/6

1:30 pm-6:50 am

1 stop28h 20m

Singapore Changi

Tue 12/22

11:15 pm-11:45 am

1 stop25h 30m

$1,123

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 Washington, D.C. to Singapore

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

Other information

What is the cheapest month to fly to Singapore?

The month of February is, on average, the cheapest month to fly to Singapore from Washington, D.C., with most prices found around $1,029. If you aren’t able to travel to Singapore during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,138.

How far in advance should I book a flight from Washington, D.C. to Singapore?

You are more likely to see cheaper flights to Singapore from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,334 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Washington, D.C. for as low as $1,122 on momondo.

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

You could potentially save up to 15% on your flight if you consider stops on a Washington, D.C. to Singapore flight.

Cheap Washington, D.C. to Singapore flight deals and tips

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

Best Price Found	$440
Fastest flight time	21h 25m
Direct flights	None

The best one-way flight to Singapore from Washington, D.C. in the past 72 hours is $440. The best round-trip flight deal from Washington, D.C. to Singapore found on momondo in the last 72 hours is $952.

The fastest flight from Washington, D.C. to Singapore takes 21h 25m

There are no direct flights from Washington, D.C. to Singapore. There are no popular flight routes from Washington, D.C. to Singapore.

Search flight deals

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

When did momondo last update prices for flights from Washington, D.C. to Singapore?
Prices for flights from Washington, D.C. to Singapore were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Singapore?
The number of operators available for flights from Washington, D.C. to Singapore is 6 as of August 2026.
How old do you have to be to fly from Washington, D.C. to Singapore?
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 Washington, D.C. to Singapore.
What documentation or ID do you need to fly to Singapore?
The necessary travel and health documents for your Singapore trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

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

Airline	Rating	Free Cancellation	Price
Etihad Airways	PriceFrom $826	Free Cancellation	Rating 7.3 1,504 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $938	Free Cancellation	Rating 7.4 4,477 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,039	Free Cancellation	Rating 7.4 3,739 reviews	Search Qatar Airways flights
Korean Air	PriceFrom $1,069	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
United Airlines	PriceFrom $1,124	Free Cancellation	Rating 7.4 10,103 reviews	Search United Airlines flights
JetBlue	PriceFrom $1,298	Free Cancellation	Rating 7.1 3,035 reviews	Search JetBlue flights

Why use momondo?

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

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 Washington, D.C. to Singapore for you.

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

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

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

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 Singapore from Washington, D.C..

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

Price alerts on flights to Singapore from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to Singaporefrom $657

Cheap flights from Washington, D.C. to Singapore from $440

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Singapore departing on 8/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Washington, D.C. to Singapore

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

Etihad Airways flights from Washington, D.C. to Singapore

Our best Etihad Airways deals on Washington, D.C. to Singapore flight tickets

momondo Fare Finder

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

See travel insights to Singapore from

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

What is the cheapest month to fly to Singapore?

How far in advance should I book a flight from Washington, D.C. to Singapore?

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

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

What airlines fly to Singapore?

How long is the flight from Washington, D.C. to Singapore?

Cheap Washington, D.C. to Singapore flight deals and tips

Best Price Found

Fastest flight time

Direct flights

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

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

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

Why use momondo?

An easier way to manage your Singapore 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 Singapore

Popular cities in Singapore

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

Washington, D.C. flight routes

According to popular flight searches on momondo this year

Singapore flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Singapore

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

Cabin classes currently available on flights to Singapore

List of cabin classes available on flights landing in Singapore. Availability may vary depending on flight origin and airline.

Complete your trip to Singapore

Explore popular destinations other users love

According to popular flight searches on momondo this year