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 25m on average. Another popular route from Washington, D.C. to Singapore is flying from Baltimore to Singapore, which will take roughly 24h 55m. Keep in mind that layovers or delays could extend your travel time.

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 7 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

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

Etihad Airways, Gulf Air, and Singapore Airlines 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 November 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.

$499 Cheap Flights from Washington, D.C. to Singapore in 2026/27

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 12:20 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 20m2 stops Los Angeles Hong Kong Intl

8:05 pm - 3:44 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

31h 39m2 stops Hong Kong Intl Toronto Pearson Intl

$1,208Multiple Airlines

Tue, Mar 2 - Tue, Mar 30

6:00 am - 12:20 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 20m2 stops Los Angeles Hong Kong Intl

8:05 pm - 3:44 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

31h 39m2 stops Hong Kong Intl Toronto Pearson Intl

$1,208Multiple Airlines

Mon, Mar 1 - Tue, Mar 30

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

31h 20m1 stop Istanbul

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

33h 10m1 stop Istanbul

$1,209Turkish Airlines

Mon, Nov 30 - Mon, Dec 7

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

22h 25m1 stop Istanbul

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

33h 10m1 stop Istanbul

$1,209Turkish Airlines

Thu, Dec 3 - Mon, Dec 7

8:05 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

23h 40m1 stop Doha Hamad Intl

3:15 am - 3:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 40m1 stop Doha Hamad Intl

$1,209Qatar Airways

Thu, Feb 11 - Sun, Feb 14

8:05 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

23h 40m1 stop Doha Hamad Intl

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

24h 25m1 stop Doha Hamad Intl

$1,209Qatar Airways

Sun, Feb 28 - Sun, Mar 28

2:25 pm - 9:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 10m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$1,217Etihad Airways

Sun, Nov 29 - Sun, Dec 6

2:25 pm - 9:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 10m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$1,218Etihad Airways

Thu, Jan 21 - Sun, Jan 24

7:17 am - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

32h 43m2 stops Atlanta Hartsfield-Jackson Incheon Intl

10:30 pm - 9:50 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 20m1 stop Incheon Intl

$1,259Korean Air

Wed, Feb 10 - Wed, Feb 17

6:00 am - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

34h 00m2 stops Atlanta Hartsfield-Jackson Incheon Intl

10:30 pm - 9:50 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 20m1 stop Incheon Intl

$1,259Korean Air

Wed, Feb 10 - Thu, Feb 18

Cheap last minute flights

Enter your travel dates to find the best prices.

8:05 pm - 2:55 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 50m1 stop Doha Hamad Intl

8:15 pm - 3:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Doha Hamad Intl

$1,208Qatar Airways

Tue, Nov 10 - Sat, Nov 21

2:25 pm - 9:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 20m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$1,213Etihad Airways

Wed, Nov 11 - Sun, Nov 22

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

44h 30m1 stop Istanbul

11:40 am - 11:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

37h 05m1 stop Istanbul

$1,215Turkish Airlines

Sat, Nov 14 - Wed, Dec 2

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

44h 30m1 stop Istanbul

4:35 am - 11:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

44h 10m1 stop Istanbul

$1,221Turkish Airlines

Sat, Nov 14 - Thu, Nov 19

8:05 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

23h 40m1 stop Doha Hamad Intl

3:15 am - 3:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 40m1 stop Doha Hamad Intl

$1,244Qatar Airways

Sat, Nov 14 - Mon, Nov 23

2:25 pm - 9:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 20m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$1,266Etihad Airways

Sun, Nov 15 - Mon, Nov 23

9:55 am - 6:55 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

32h 00m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita

8:40 am - 11:48 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

40h 08m2 stops Vancouver Intl Ottawa

$1,283Air Canada

Sun, Nov 15 - Thu, Nov 26

6:00 am - 12:45 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

29h 45m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita

8:40 am - 12:19 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

40h 39m2 stops Vancouver Intl Ottawa

$1,295Air Canada

Sun, Nov 15 - Thu, Nov 26

7:45 am - 8:00 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

35h 15m1 stop San Francisco

10:10 am - 10:30 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

25h 20m1 stop San Francisco

$1,334United Airlines

Tue, Nov 10 - Sat, Nov 14

12:35 pm - 8:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 25m1 stop San Francisco

10:10 am - 9:56 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 46m1 stop San Francisco

$1,334United Airlines

Tue, Nov 10 - Sat, Nov 14

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

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

Turkish Airlines

Nov 27

IAD1:30 pmWashington, D.C. Dulles Intl

28h 20m

1 stop

SIN6:50 amSingapore Changi

Dec 9

SIN11:15 pmSingapore Changi

25h 30m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$1,209

Turkish Airlines

Jan 16

IAD1:30 pmWashington, D.C. Dulles Intl

39h 10m

1 stop

SIN5:40 pmSingapore Changi

Jan 28

SIN10:25 amSingapore Changi

38h 20m

1 stop

IAD11:45 amWashington, D.C. Dulles Intl

$1,213

Turkish Airlines

Jan 16

IAD1:30 pmWashington, D.C. Dulles Intl

31h 30m

1 stop

SIN10:00 amSingapore Changi

Jan 27

SIN11:15 pmSingapore Changi

33h 10m

1 stop

IAD7:25 pmWashington, D.C. Dulles Intl

$1,214

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

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

Japan Airlines

Jan 14

DCA6:00 amWashington, D.C. Reagan-National

35h 40m

2 stops

SIN6:40 amSingapore Changi

Jan 24

SIN2:20 amSingapore Changi

30h 13m

2 stops

DCA7:33 pmWashington, D.C. Reagan-National

$1,224

Japan Airlines

Jan 13

DCA5:00 amWashington, D.C. Reagan-National

36h 40m

2 stops

SIN6:40 amSingapore Changi

Jan 24

SIN2:20 amSingapore Changi

31h 28m

2 stops

DCA8:48 pmWashington, D.C. Reagan-National

$1,257

Japan Airlines

Jan 13

DCA5:00 amWashington, D.C. Reagan-National

36h 40m

2 stops

SIN6:40 amSingapore Changi

Jan 24

SIN2:20 amSingapore Changi

31h 28m

2 stops

DCA8:48 pmWashington, D.C. Reagan-National

$1,305

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 3/2

6:00 am-12:20 am

2 stops29h 20m

Singapore Changi

Tue 3/30

8:05 pm-3:44 pm

2 stops31h 39m

$1,208

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 3/1

6:00 am-12:20 am

2 stops29h 20m

Singapore Changi

Tue 3/30

8:05 pm-3:44 pm

2 stops31h 39m

$1,208

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 11/30

9:20 pm-5:40 pm

1 stop31h 20m

Singapore Changi

Mon 12/7

11:15 pm-7:25 pm

1 stop33h 10m

$1,209

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 12/3

9:20 pm-8:45 am

1 stop22h 25m

Singapore Changi

Mon 12/7

11:15 pm-7:25 pm

1 stop33h 10m

$1,209

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 2/11

8:05 pm-8:45 am

1 stop23h 40m

Singapore Changi

Sun 2/14

3:15 am-3:55 pm

1 stop25h 40m

$1,209

Quickest round-trip

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Sun 2/28

8:05 pm-8:45 am

1 stop23h 40m

Singapore Changi

Sun 3/28

3:15 am-3:40 pm

1 stop24h 25m

$1,209

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Sun 11/29

2:25 pm-9:35 am

1 stop30h 10m

Singapore Changi

Sun 12/6

7:25 pm-9:00 am

1 stop26h 35m

$1,217

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 1/21

2:25 pm-9:35 am

1 stop30h 10m

Singapore Changi

Sun 1/24

7:25 pm-9:00 am

1 stop26h 35m

$1,218

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Wed 2/10

7:17 am-5:00 am

2 stops32h 43m

Singapore Changi

Wed 2/17

10:30 pm-9:50 am

1 stop24h 20m

$1,259

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Wed 2/10

6:00 am-5:00 am

2 stops34h 00m

Singapore Changi

Thu 2/18

10:30 pm-9:50 am

1 stop24h 20m

$1,259

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 $996. 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 $1,154.

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 $1,330 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 $1,039 on momondo.

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

You could potentially save up to 16% 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	$499
Fastest flight time	23h 40m
Direct flights	None

The best one-way flight to Singapore from Washington, D.C. in the past 72 hours is $499. The best round-trip flight deal from Washington, D.C. to Singapore found on momondo in the last 72 hours is $1,208.

The fastest flight from Washington, D.C. to Singapore takes 23h 40m

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 November 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 $835	Free Cancellation	Rating 7.3 1,555 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $955	Free Cancellation	Rating 7.4 4,467 reviews	Search Turkish Airlines flights
Korean Air	PriceFrom $984	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Qatar Airways	PriceFrom $1,011	Free Cancellation	Rating 7.4 3,706 reviews	Search Qatar Airways flights
United Airlines	PriceFrom $1,125	Free Cancellation	Rating 7.3 10,476 reviews	Search United Airlines flights
Singapore Airlines	PriceFrom $1,227	Free Cancellation	Rating 8.2 1,633 reviews	Search Singapore Airlines flights
JetBlue	PriceFrom $1,314	Free Cancellation	Rating 7.1 3,066 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 $624

Cheap flights from Washington, D.C. to Singapore from $499

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 1/27. 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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Turkish Airlines flights from Washington, D.C. to Singapore

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

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

Our best Japan Airlines 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