What airlines fly to Singapore?

Turkish Airlines, Qatar Airways and United Airlines are the top three most popular airlines that fly to Singapore from Washington, D.C. Dulles Intl Airport according to our data. Turkish Airlines is the first choice among our users, with 42% 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.

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

Etihad Airways and Alaska Airlines are the most popular carriers operating from Washington, D.C. Dulles Intl to Singapore

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

There are 6 operators available for flights from Washington, D.C. Dulles Intl Airport to Singapore as of November 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Singapore.

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

The travel and health documents required for your trip to Singapore 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 Singapore. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. Dulles Intl Airport 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

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

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

6:35 am - 4:24 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

46h 49m2 stops Tokyo Narita Toronto Pearson Intl

$1,303Air Canada

Sun, Nov 15 - Wed, Nov 25

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

2:38 pm - 8:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

28h 22m2 stops Houston George Bush Intcntl San Francisco

10:10 am - 9:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 20m2 stops San Francisco Denver Intl

$1,338United Airlines

Tue, Nov 10 - Sat, Nov 14

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Turkish Airlines flights from Washington, D.C. Dulles Intl Airport to Singapore

Our best Turkish Airlines deals on Washington, D.C. Dulles Intl Airport 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

Cathay Pacific flights from Washington, D.C. Dulles Intl Airport to Singapore

Our best Cathay Pacific deals on Washington, D.C. Dulles Intl Airport to Singapore flight tickets

Cathay Pacific

Jan 14

IAD6:00 amWashington, D.C. Dulles Intl

29h 20m

2 stops

SIN12:20 amSingapore Changi

Jan 25

SIN7:30 amSingapore Changi

29h 26m

2 stops

IAD11:56 pmWashington, D.C. Dulles Intl

$1,252

Cathay Pacific

Mar 1

IAD6:00 amWashington, D.C. Dulles Intl

29h 20m

2 stops

SIN12:20 amSingapore Changi

Mar 8

SIN7:30 amSingapore Changi

35h 14m

2 stops

IAD5:44 amWashington, D.C. Dulles Intl

$1,261

Cathay Pacific

Jan 25

IAD5:30 pmWashington, D.C. Dulles Intl

53h 20m

2 stops

SIN11:50 amSingapore Changi

Feb 28

SIN6:00 pmSingapore Changi

42h 33m

2 stops

IAD11:33 pmWashington, D.C. Dulles Intl

$1,262

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport 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

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. Dulles Intl Airport, with most prices found around $1,035. If you aren’t able to travel to Singapore during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $1,069.

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

You are more likely to see cheaper flights to Singapore from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport for as low as $1,039 on momondo.

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

You could potentially save up to 16% on your flight if you consider stops on a Washington, D.C. Dulles Intl Airport to Singapore flight.

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

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport in the past 72 hours is $499. The best round-trip flight deal from Washington, D.C. Dulles Intl Airport to Singapore found on momondo in the last 72 hours is $1,208.

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

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

Search flight deals

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

When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Singapore?
Prices for flights from Washington, D.C. Dulles Intl Airport to Singapore are updated daily.
How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Singapore?
There are 6 operators available for flights from Washington, D.C. Dulles Intl Airport to Singapore as of November 2026.
How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Singapore?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. Dulles Intl Airport to Singapore.
What documentation or ID do you need to fly to Singapore?
The travel and health documents required for your trip to Singapore 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 Singapore. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Washington, D.C. Dulles Intl Airport to Singapore

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport 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 $938	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 3,707 reviews	Search Qatar Airways flights
United Airlines	PriceFrom $1,125	Free Cancellation	Rating 7.3 10,476 reviews	Search United 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?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Singapore from Washington, D.C..

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

Yes. momondo allows you to filter the results for Washington, D.C. to Singapore flights to just show those with flexible booking policies.

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

Once all potential Washington, D.C. to Singapore flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Singapore, momondo offers a useful price alert feature which will track prices for flights to Singapore from Washington, D.C. and alert you when they change.

An easier way to manage your Singapore trip

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

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Turkish Airlines flights from Washington, D.C. Dulles Intl Airport to Singapore

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

Cathay Pacific flights from Washington, D.C. Dulles Intl Airport to Singapore

Our best Cathay Pacific deals on Washington, D.C. Dulles Intl Airport to Singapore flight tickets

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

See travel insights to Singapore from

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

What is the cheapest month to fly to Singapore?

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

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

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

What airlines fly to Singapore?

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

Best Price Found

Fastest flight time

Direct flights

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

Best airlines flying from Washington, D.C. Dulles Intl Airport to Singapore

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport 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. Dulles Intl Airport flight routes

According to popular flight searches on momondo this year

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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