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$417+ Cheap flights from District of Columbia to Singapore

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — SIN
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from District of Columbia to Singapore

Cheapest flights from District of Columbia to Singapore
Explore the most affordable flight options available from District of Columbia to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This CrystalTravel deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/83:10 pm
IAD
-
SIN
1 stop30h 30m
Etihad Airways
Wed 4/299:00 pm
SIN
-
IAD
1 stop24h 45m
Etihad Airways
Deal found 1/28$848
This CrystalTravel deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/153:35 pm
IAD
-
SIN
1 stop30h 00m
Etihad Airways
Wed 3/257:25 pm
SIN
-
IAD
1 stop26h 40m
Etihad Airways
Deal found 1/27$854
This Gotogate deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/82:35 pm
IAD
-
SIN
1 stop30h 00m
Etihad Airways
Mon 2/237:25 pm
SIN
-
IAD
1 stop26h 40m
Etihad Airways
Deal found 1/28$863
This Justfly.com deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1610:15 pm
IAD
-
SIN
1 stop22h 30m
Turkish Airlines
Tue 3/245:15 am
SIN
-
IAD
1 stop27h 05m
Turkish Airlines
Deal found 1/28$882
This CrystalTravel deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/173:35 pm
IAD
-
SIN
1 stop30h 00m
Etihad Airways
Thu 3/267:25 pm
SIN
-
IAD
1 stop26h 40m
Etihad Airways
Deal found 1/27$887
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/32:35 pm
IAD
-
SIN
1 stop30h 00m
Etihad Airways
Wed 2/117:25 pm
SIN
-
IAD
1 stop26h 40m
Etihad Airways
Deal found 1/27$888
This Mytrip deal was found by Cheapflights users on 1/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:35 pm
IAD
-
SIN
1 stop30h 00m
Etihad Airways
Mon 3/309:00 pm
SIN
-
IAD
1 stop24h 45m
Etihad Airways
Deal found 1/26$889
This Mytrip deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/153:35 pm
IAD
-
SIN
1 stop30h 00m
Etihad Airways
Wed 4/299:00 pm
SIN
-
IAD
1 stop24h 45m
Etihad Airways
Deal found 1/27$890
This Gotogate deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/93:35 pm
IAD
-
SIN
1 stop30h 00m
Etihad Airways
Mon 3/167:25 pm
SIN
-
IAD
1 stop26h 40m
Etihad Airways
Deal found 1/28$891
This FlightHub deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/269:15 pm
IAD
-
SIN
1 stop22h 20m
Turkish Airlines
Thu 3/55:15 am
SIN
-
IAD
1 stop27h 05m
Turkish Airlines
Deal found 1/27$894
This oojo deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2712:31 pm
DCA
-
SIN
2 stops28h 59m
Cathay Pacific
Mon 9/287:20 am
SIN
-
DCA
2 stops29h 35m
Cathay Pacific
Deal found 1/27$1,125
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:47 pm
DCA
-
SIN
2 stops30h 13m
United Airlines
Tue 3/310:20 pm
SIN
-
DCA
2 stops26h 15m
United Airlines
Deal found 1/27$1,127

Find flight deals from District of Columbia to Singapore

Keep the following information in mind while searching for District of Columbia to Singapore flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$848
(CrystalTravel)

One-way from

$417
(CheapOair)

Popular in

December

Cheapest in

August

Average price

$1,124
Provider with most accurate pricing for Washington, D.C. (WAS)-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Singapore Changi flights.
Search Deals
From District of Columbia to Singapore
Search Deals
One-way flight from District of Columbia to Singapore
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($249 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($72 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from District of Columbia to Singapore that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from District of Columbia to Singapore that are best for you.

Fly from

District of Columbia

Fly to

Singapore

Route

Depart

Return

Price

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 3/9

3:35 pm-9:35 am

1 stop30h 00m

Singapore Changi

Mon 3/16

7:25 pm-10:05 am

1 stop26h 40m

$914

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 3/15

3:35 pm-9:35 am

1 stop30h 00m

Singapore Changi

Thu 3/26

7:25 pm-1:32 pm

2 stops30h 07m

$970

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 3/29

9:45 pm-8:45 am

1 stop23h 00m

Singapore Changi

Sun 4/19

11:05 pm-11:35 am

1 stop24h 30m

$975

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Fri 3/13

2:30 pm-8:35 am

1 stop30h 05m

Singapore Changi

Fri 3/20

11:40 am-8:20 pm

1 stop44h 40m

$977

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 3/22

2:30 pm-5:35 pm

1 stop39h 05m

Singapore Changi

Thu 3/26

10:15 am-12:45 pm

1 stop38h 30m

$994

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 3/17

3:35 pm-9:35 am

1 stop30h 00m

Singapore Changi

Thu 3/26

7:25 pm-1:32 pm

2 stops30h 07m

$1,010

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 3/15

3:35 pm-11:30 am

2 stops31h 55m

Singapore Changi

Wed 3/25

7:25 pm-10:05 am

1 stop26h 40m

$1,030

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 3/15

3:35 pm-11:30 am

2 stops31h 55m

Singapore Changi

Wed 4/29

9:00 pm-9:45 am

1 stop24h 45m

$1,030

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 2/26

2:35 pm-11:30 am

2 stops31h 55m

Singapore Changi

Thu 3/5

7:25 pm-9:05 am

1 stop26h 40m

$1,030

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 3/1

2:35 pm-11:30 am

2 stops31h 55m

Singapore Changi

Mon 3/16

7:25 pm-10:05 am

1 stop26h 40m

$1,031

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 36 results
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Best time to book a flight from District of Columbia to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from District of Columbia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from District of Columbia to Singapore

What is the cheapest month to book a flight from District of Columbia to Singapore?

Currently, September is the cheapest month in which you can book a flight from District of Columbia to Singapore (average of $833). Flying from District of Columbia to Singapore in June is currently the most expensive (average of $1,142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from District of Columbia to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from District of Columbia to Singapore?

    There are many flights that can get you from District of Columbia to Singapore in 23h. Fly via Etihad Airways, Turkish Airlines, or Cathay Pacific to get the fastest option. There are 9644 mi between District of Columbia and Singapore. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from District of Columbia to Singapore one-way?

    One-way options have recently been found by users for as low as $411 on Turkish Airlines. Other airlines that offer cheap prices include IndiGo from $429 and Etihad Airways from $451 one-way.

  • Can I find deals for flights from District of Columbia to Singapore that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Singapore?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from District of Columbia to Singapore.

  • Can I find deals for business class flights from District of Columbia to Singapore?

    Yes. Cheapflights offers flight deals from District of Columbia to Singapore by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from District of Columbia to Singapore?

    Currently, September is the cheapest month in which you can book a flight from District of Columbia to Singapore (average of $833). Flying from District of Columbia to Singapore in June is currently the most expensive (average of $1,142). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 9 airlines flying from District of Columbia to Singapore

Discover the top 9 airlines that operate flights from District of Columbia to Singapore. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$743Average$1,328FlexibilityNo cancel feeOn-time81%
Air IndiaCheapest$807Average$1,020FlexibilityNo cancel feeOn-timeN/A
Etihad AirwaysCheapest$833Average$990FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$866Average$1,098FlexibilityNo cancel feeOn-time77%
Qatar AirwaysCheapest$1,031Average$1,329FlexibilityNo cancel feeOn-time68%
JetBlueCheapest$1,066Average$2,053FlexibilityNo cancel feeOn-time62%
ANACheapest$1,161Average$2,103FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$1,174Average$1,392FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,196Average$1,199FlexibilityNo cancel feeOn-time71%

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