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 Baltimore and flying into Singapore (one of the most popular routes), then the duration is 23h 25m on average. Another popular route from Washington, D.C. to Singapore is flying from Washington, D.C. to Singapore, which will take roughly 24h 47m. 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, Gulf Air, and Delta are the most popular carriers operating from Washington, D.C. to Singapore

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 38% 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.

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.

$490 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

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1:59 pm - 12:45 pmDCA Washington, D.C. Reagan-National-SIN Singapore Changi

58h 46m2 stops New York John F Kennedy Intl Manama Bahrain Intl

8:00 pm - 11:10 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

39h 10m2 stops Manama Bahrain Intl New York John F Kennedy Intl

$997Gulf Air

Tue, Sep 8 - Tue, Sep 22

1:59 pm - 12:45 pmDCA Washington, D.C. Reagan-National-SIN Singapore Changi

58h 46m2 stops New York John F Kennedy Intl Manama Bahrain Intl

8:00 pm - 11:10 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

39h 10m2 stops Manama Bahrain Intl New York John F Kennedy Intl

$1,009Gulf Air

Tue, Sep 8 - Thu, Sep 17

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

$1,019Etihad Airways

Thu, Aug 27 - Fri, Sep 11

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

$1,023Etihad Airways

Thu, Sep 24 - Thu, Oct 1

8:28 am - 11:55 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

27h 27m2 stops Atlanta Hartsfield-Jackson Incheon Intl

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

21h 40m1 stop Incheon Intl

$1,023Korean Air

Sun, Aug 30 - Sun, Sep 13

8:28 am - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

32h 32m2 stops Atlanta Hartsfield-Jackson Incheon Intl

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

21h 40m1 stop Incheon Intl

$1,042Korean Air

Tue, Sep 1 - Wed, Sep 9

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

$1,066Qatar Airways

Tue, Sep 1 - Mon, Sep 7

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

30h 45m1 stop Doha Hamad Intl

7:40 pm - 8:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 05m1 stop Doha Hamad Intl

$1,079Qatar Airways

Wed, Sep 23 - Wed, Sep 30

10:20 pm - 8:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 15m1 stop Istanbul

11:15 pm - 12:45 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 30m1 stop Istanbul

$1,128Turkish Airlines

Mon, Oct 26 - Thu, Oct 29

10:20 pm - 9:55 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

23h 35m1 stop Istanbul

10:25 am - 8:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

46h 00m1 stop Istanbul

$1,128Turkish Airlines

Mon, Oct 26 - Thu, Oct 29

Cheap last minute flights

Enter your travel dates to find the best prices.

1:30 pm - 11:55 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 25m1 stop Incheon Intl

10:00 pm - 11:05 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 05m1 stop Incheon Intl

$1,014Korean Air

Sun, Aug 16 - Mon, Aug 31

8:28 am - 11:55 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

27h 27m2 stops Atlanta Hartsfield-Jackson Incheon Intl

10:00 pm - 11:05 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 05m1 stop Incheon Intl

$1,050Korean Air

Sun, Aug 16 - Mon, Aug 31

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

34h 00m2 stops Salt Lake City Incheon Intl

1:25 am - 11:39 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

34h 14m2 stops Incheon Intl Salt Lake City

$1,076Delta

Tue, Aug 18 - Tue, Aug 25

6:10 am - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

34h 50m2 stops Detroit Metropolitan Wayne County Incheon Intl

1:25 am - 11:59 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

34h 34m2 stops Incheon Intl Seattle/Tacoma Intl

$1,077Delta

Sun, Aug 16 - Mon, Aug 31

10:40 am - 9:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 35m1 stop Doha Hamad Intl

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

32h 00m1 stop Doha Hamad Intl

$1,104Qatar Airways

Tue, Aug 18 - Sat, Sep 5

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

$1,107Etihad Airways

Tue, Aug 18 - Sat, Sep 5

9:00 pm - 10:15 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

25h 15m2 stops Doha Hamad Intl Kuala Lumpur Intl

10:20 am - 8:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

34h 25m1 stop Doha Hamad Intl

$1,131Qatar Airways

Tue, Aug 18 - Wed, Sep 2

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

23h 23m1 stop San Francisco

8:45 am - 7:15 amSIN Singapore Changi-BWI Baltimore/Washington

34h 30m1 stop San Francisco

$1,333United Airlines

Sun, Aug 16 - Sun, Aug 30

8:00 am - 6:15 amBWI Baltimore/Washington-SIN Singapore Changi

34h 15m1 stop San Francisco

8:35 pm - 1:58 pmSIN Singapore Changi-BWI Baltimore/Washington

29h 23m2 stops San Francisco Chicago O'Hare Intl

$1,333United Airlines

Sun, Aug 16 - 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

$1,774Etihad Airways

Fri, Aug 14 - Thu, Aug 27

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

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

Korean Air

Aug 16

IAD1:30 pmWashington, D.C. Dulles Intl

22h 25m

1 stop

SIN11:55 pmSingapore Changi

Aug 31

SIN10:00 pmSingapore Changi

25h 05m

1 stop

IAD11:05 amWashington, D.C. Dulles Intl

$1,014

Korean Air

Aug 30

IAD8:28 amWashington, D.C. Dulles Intl

27h 27m

2 stops

SIN11:55 pmSingapore Changi

Sep 13

SIN1:25 amSingapore Changi

21h 40m

1 stop

IAD11:05 amWashington, D.C. Dulles Intl

$1,023

Korean Air

Aug 20

IAD7:26 pmWashington, D.C. Dulles Intl

40h 29m

2 stops

SIN11:55 pmSingapore Changi

Sep 2

SIN10:00 pmSingapore Changi

25h 05m

1 stop

IAD11:05 amWashington, D.C. Dulles Intl

$1,040

Delta flights from Washington, D.C. to Singapore

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

Delta

Aug 29

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

31h 21m

2 stops

SIN5:00 amSingapore Changi

Sep 13

SIN7:30 amSingapore Changi

28h 14m

2 stops

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

$1,076

Delta

Aug 28

DCA7:45 amWashington, D.C. Reagan-National

28h 10m

2 stops

SIN11:55 pmSingapore Changi

Sep 2

SIN7:30 amSingapore Changi

28h 18m

2 stops

DCA11:48 pmWashington, D.C. Reagan-National

$1,077

Delta

Aug 17

DCA7:45 amWashington, D.C. Reagan-National

28h 10m

2 stops

SIN11:55 pmSingapore Changi

Aug 25

SIN1:25 amSingapore Changi

31h 08m

2 stops

DCA8:33 pmWashington, D.C. Reagan-National

$1,102

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

DCA Washington, D.C. Reagan-National - SIN Singapore Changi

DCASIN

Washington, D.C. Reagan-National

Tue 9/8

1:59 pm-12:45 pm

2 stops58h 46m

Singapore Changi

Tue 9/22

8:00 pm-11:10 pm

2 stops39h 10m

$997

Washington, D.C.Singapore

DCA Washington, D.C. Reagan-National - SIN Singapore Changi

DCASIN

Washington, D.C. Reagan-National

Tue 9/8

1:59 pm-12:45 pm

2 stops58h 46m

Singapore Changi

Thu 9/17

8:00 pm-11:10 pm

2 stops39h 10m

$1,009

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 8/27

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Fri 9/11

9:00 pm-9:45 am

1 stop24h 45m

$1,019

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 9/24

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Thu 10/1

9:00 pm-9:45 am

1 stop24h 45m

$1,023

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Sun 8/30

8:28 am-11:55 pm

2 stops27h 27m

Singapore Changi

Sun 9/13

1:25 am-11:05 am

1 stop21h 40m

$1,023

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 9/1

8:28 am-5:00 am

2 stops32h 32m

Singapore Changi

Wed 9/9

1:25 am-11:05 am

1 stop21h 40m

$1,042

Quickest round-trip

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 9/1

11:05 am-9:15 pm

1 stop22h 10m

Singapore Changi

Mon 9/7

3:15 am-3:40 pm

1 stop24h 25m

$1,066

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Wed 9/23

9:00 pm-3:45 pm

1 stop30h 45m

Singapore Changi

Wed 9/30

7:40 pm-8:45 am

1 stop25h 05m

$1,079

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 10/26

10:20 pm-8:35 am

1 stop22h 15m

Singapore Changi

Thu 10/29

11:15 pm-12:45 pm

1 stop25h 30m

$1,128

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 10/26

10:20 pm-9:55 am

1 stop23h 35m

Singapore Changi

Thu 10/29

10:25 am-8:25 pm

1 stop46h 00m

$1,128

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 $1,135.

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 $1,336 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

Fastest flight time	21h 25m
Direct flights	None

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 1,502 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $938	Free Cancellation	Rating 7.4 4,481 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,039	Free Cancellation	Rating 7.4 3,744 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 10,115 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 $669

Cheap flights from Washington, D.C. to Singapore from $490

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 9/15. 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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Korean Air flights from Washington, D.C. to Singapore

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

Delta flights from Washington, D.C. to Singapore

Our best Delta 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

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