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 41% 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?

Korean Air and Delta 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 July 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.

$448 Cheap Flights from Washington, D.C. Dulles Intl Airport to Singapore in 2026

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.

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

5:55 pm - 7:30 pm

SIN

IAD

37h 35m

1 stop

$1,015Multiple Airlines

Tue, Sep 1 - Thu, Sep 10

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 am - 7:30 pm

SIN

IAD

22h 30m

1 stop

$1,016Multiple Airlines

Wed, Aug 26 - Fri, Oct 2

11:00 pm - 4:25 pm

IAD

SIN

29h 25m

1 stop

5:55 pm - 7:30 pm

SIN

IAD

37h 35m

1 stop

$1,017Air China

Fri, Sep 4 - Thu, Sep 17

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

7:25 pm - 9:05 am

SIN

IAD

26h 40m

1 stop

$1,036Etihad Airways

Wed, Sep 2 - Wed, Nov 4

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 pm - 9:45 am

SIN

IAD

24h 45m

1 stop

$1,040Etihad Airways

Wed, Sep 9 - Wed, Sep 23

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

11:25 pm - 7:30 pm

SIN

IAD

32h 05m

1 stop

$1,041Multiple Airlines

Sun, Aug 30 - Thu, Sep 10

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 am - 7:30 pm

SIN

IAD

22h 30m

1 stop

$1,044Multiple Airlines

Wed, Aug 26 - Fri, Sep 25

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 pm - 9:45 am

SIN

IAD

24h 45m

1 stop

$1,059Etihad Airways

Tue, Aug 25 - Mon, Oct 5

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

11:25 pm - 7:30 pm

SIN

IAD

32h 05m

1 stop

$1,060Multiple Airlines

Sun, Aug 23 - Thu, Sep 3

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 pm - 9:45 am

SIN

IAD

24h 45m

1 stop

$1,065Etihad Airways

Wed, Aug 26 - Tue, Sep 29

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

Etihad Airways flights from Washington, D.C. Dulles Intl Airport to Singapore

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

Etihad Airways

Sep 2

IAD3:10 pmWashington, D.C. Dulles Intl

30h 30m

1 stop

SIN9:40 amSingapore Changi

Nov 4

SIN7:25 pmSingapore Changi

26h 40m

1 stop

IAD9:05 amWashington, D.C. Dulles Intl

$1,036

Etihad Airways

Sep 9

IAD3:10 pmWashington, D.C. Dulles Intl

30h 30m

1 stop

SIN9:40 amSingapore Changi

Sep 23

SIN9:00 pmSingapore Changi

24h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$1,040

Etihad Airways

Aug 25

IAD3:10 pmWashington, D.C. Dulles Intl

30h 30m

1 stop

SIN9:40 amSingapore Changi

Oct 5

SIN9:00 pmSingapore Changi

24h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$1,059

Air Canada flights from Washington, D.C. Dulles Intl Airport to Singapore

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

Air Canada

Aug 4

IAD8:18 amWashington, D.C. Dulles Intl

32h 57m

2 stops

SIN5:15 amSingapore Changi

Aug 25

SIN7:00 amSingapore Changi

36h 43m

2 stops

IAD7:43 amWashington, D.C. Dulles Intl

$1,107

Air Canada

Aug 13

IAD3:45 pmWashington, D.C. Dulles Intl

25h 30m

2 stops

SIN5:15 amSingapore Changi

Aug 20

SIN7:00 amSingapore Changi

25h 24m

2 stops

IAD8:24 pmWashington, D.C. Dulles Intl

$1,108

Air Canada

Aug 13

IAD3:45 pmWashington, D.C. Dulles Intl

25h 30m

2 stops

SIN5:15 amSingapore Changi

Aug 20

SIN7:00 amSingapore Changi

25h 24m

2 stops

IAD8:24 pmWashington, D.C. Dulles Intl

$1,109

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 - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 9/1

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Thu 9/10

5:55 pm-7:30 pm

1 stop37h 35m

$1,015

Quickest round-trip

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 8/26

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Fri 10/2

9:00 am-7:30 pm

1 stop22h 30m

$1,016

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Fri 9/4

11:00 pm-4:25 pm

1 stop29h 25m

Singapore Changi

Thu 9/17

5:55 pm-7:30 pm

1 stop37h 35m

$1,017

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 9/2

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Wed 11/4

7:25 pm-9:05 am

1 stop26h 40m

$1,036

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 9/9

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Wed 9/23

9:00 pm-9:45 am

1 stop24h 45m

$1,040

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 8/30

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Thu 9/10

11:25 pm-7:30 pm

1 stop32h 05m

$1,041

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 8/26

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Fri 9/25

9:00 am-7:30 pm

1 stop22h 30m

$1,044

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 8/25

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Mon 10/5

9:00 pm-9:45 am

1 stop24h 45m

$1,059

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 8/23

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Thu 9/3

11:25 pm-7:30 pm

1 stop32h 05m

$1,060

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 8/26

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Tue 9/29

9:00 pm-9:45 am

1 stop24h 45m

$1,065

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 November is, on average, the cheapest month to fly to Singapore from Washington, D.C. Dulles Intl Airport, with most prices found around $698. If you aren’t able to travel to Singapore during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $819.

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 $1,329 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 $1,122 on momondo.

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

You could potentially save up to 5% 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

Fastest flight time	22h 25m
Direct flights	None

The fastest flight from Washington, D.C. Dulles Intl Airport to Singapore takes 22h 25m

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 July 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
Korean Air	PriceFrom $743	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
Etihad Airways	PriceFrom $828	Free Cancellation	Rating 7.3 1,477 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $939	Free Cancellation	Rating 7.4 4,441 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,041	Free Cancellation	Rating 7.3 3,743 reviews	Search Qatar Airways flights
United Airlines	PriceFrom $1,124	Free Cancellation	Rating 7.4 9,966 reviews	Search United Airlines flights
JetBlue	PriceFrom $1,245	Free Cancellation	Rating 7.1 3,012 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

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

Sun 8/9

Sun 8/16

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 Singapore

Popular cities

Other flights from Washington, D.C. Dulles Intl Airport

Other flights to Singapore

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Singapore

Flights to Singaporefrom $591

Cheap flights from Washington, D.C. Dulles Intl Airport to Singapore from $448

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

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

Etihad Airways flights from Washington, D.C. Dulles Intl Airport to Singapore

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

Air Canada flights from Washington, D.C. Dulles Intl Airport to Singapore

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

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.

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

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

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

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