How does KAYAK find such low prices on flights from Washington, D.C. to Southeast Asia?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Southeast Asia. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Southeast Asia?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Southeast Asia from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Washington, D.C. to Southeast Asia?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Southeast Asia with an airline and back to Washington, D.C. with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Southeast Asia?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Southeast Asia from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

S$ 621 Cheap Flights from Washington, D.C. to Southeast Asia

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Best Southeast Asia Flight Deals

Cheapest return prices found by our users on KAYAK in the last 72 hours

One-wayReturn

Singapore1 stopS$ 1,097

Low season	August
High season	January
Cheapest flight	S$ 621

Best time to beat the crowds (4% less expensive on average)

Most popular time to fly and prices are also 0% lower on average.

Flight from Washington Dulles Airport to Singapore

How does KAYAK find such low prices on flights from Washington, D.C. to Southeast Asia?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Southeast Asia.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Southeast Asia?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Southeast Asia from Washington, D.C. is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Washington, D.C. to Southeast Asia?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Southeast Asia with an airline and back to Washington, D.C. with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Southeast Asia?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Southeast Asia from Washington, D.C. up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

Book cheap flights from Washington, D.C. to Southeast Asia

Recent return flight deals

These are the cheapest return flights from Washington, D.C. to Southeast Asia found on KAYAK in the last 72 hours.

2-2Sun

1 stopTurkish Airlines

31h 10mIAD-SIN

17-2Mon

1 stopTurkish Airlines

33h 05mSIN-IAD

S$ 1,097

3-12Tue

1 stopTurkish Airlines

30h 15mIAD-SIN

10-12Tue

1 stopTurkish Airlines

38h 20mSIN-IAD

S$ 1,118

26-11Tue

1 stopTurkish Airlines

29h 45mIAD-SIN

3-12Tue

1 stopTurkish Airlines

25h 20mSIN-IAD

S$ 1,129

12-3Wed

1 stopQatar Airways

23h 40mIAD-SIN

17-3Mon

1 stopQatar Airways

25h 40mSIN-IAD

S$ 1,310

3-3Mon

1 stopQatar Airways

29h 50mIAD-SIN

11-3Tue

1 stopQatar Airways

25h 40mSIN-IAD

S$ 1,331

3-3Mon

2 stops

25h 00mIAD-SIN

12-3Wed

1 stop

34h 00mSIN-IAD

S$ 1,371

3-12Tue

1 stop

22h 20mIAD-SIN

10-12Tue

2 stops

37h 55mSIN-IAD

S$ 1,386

17-11Sun

1 stopJetBlue

23h 40mIAD-SIN

14-2Fri

1 stopJetBlue

25h 40mSIN-IAD

S$ 1,460

2-12Mon

2 stopsSAUDIA

32h 20mIAD-SIN

7-12Sat

1 stopSAUDIA

34h 45mSIN-IAD

S$ 1,528

15-11Fri

1 stopJetBlue

21h 40mIAD-SIN

21-11Thu

1 stopJetBlue

26h 55mSIN-IAD

S$ 1,632

Recent one-way flight deals

Only flying one-way? Below are some of the best one-way flight deals from Washington, D.C. to Southeast Asia found on KAYAK in the last 72 hours.

2-12Mon

1 stopTurkish Airlines

39h 05mIAD-SIN

S$ 621

1-12Sun

1 stopTurkish Airlines

31h 10mIAD-SIN

S$ 628

28-3Fri

1 stopAir India

32h 00mIAD-SIN

S$ 661

12-3Wed

2 stops

30h 10mIAD-SIN

S$ 741

10-3Mon

2 stopsIndiGo

30h 55mIAD-SIN

S$ 755

12-3Wed

2 stopsIndiGo

38h 50mIAD-SIN

S$ 756

10-11Sun

2 stops

38h 20mIAD-SIN

S$ 772

7-1Tue

2 stopsCathay Pacific

31h 11mDCA-SIN

S$ 806

24-3Mon

2 stopsCathay Pacific

29h 25mIAD-SIN

S$ 806

4-1Sat

1 stopAir India

32h 00mIAD-SIN

S$ 1,154

Last minute flights from Washington, D.C. to Southeast Asia

Last minute flight, train and bus deals

These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to Southeast Asia that are departing in the next 10 days.

3-11Sun

multi-stopJetBlue

21h 40mIAD-SIN

10-11Sun

multi-stopJetBlue

26h 55mSIN-IAD

S$ 1,413

3-11Sun

multi-stopJetBlue

21h 40mIAD-SIN

7-11Thu

multi-stopJetBlue

26h 55mSIN-IAD

S$ 1,460

3-11Sun

multi-stopQatar Airways

21h 40mIAD-SIN

11-11Mon

multi-stopQatar Airways

32h 30mSIN-IAD

S$ 1,464

3-11Sun

multi-stopQatar Airways

21h 40mIAD-SIN

8-11Fri

multi-stopQatar Airways

32h 30mSIN-IAD

S$ 1,511

3-11Sun

multi-stopUnited Airlines

33h 04mIAD-SIN

11-11Mon

multi-stopUnited Airlines

26h 11mSIN-IAD

S$ 1,574

3-11Sun

multi-stopUnited Airlines

36h 45mBWI-SIN

11-11Mon

multi-stopUnited Airlines

22h 00mSIN-BWI

S$ 1,583

3-11Sun

multi-stopJapan Airlines

45h 55mDCA-SIN

10-11Sun

multi-stopJapan Airlines

27h 05mSIN-DCA

S$ 1,615

3-11Sun

multi-stopEthiopian Air

39h 50mIAD-SIN

10-11Sun

multi-stopEthiopian Air

30h 05mSIN-IAD

S$ 1,638

3-11Sun

multi-stopJapan Airlines

45h 55mDCA-SIN

7-11Thu

multi-stopJapan Airlines

27h 05mSIN-DCA

S$ 1,714

3-11Sun

multi-stopEthiopian Air

39h 50mIAD-SIN

7-11Thu

multi-stopEthiopian Air

43h 00mSIN-IAD

S$ 1,730

Everything you need to know for your flight to Southeast Asia

Cabin class types available on flights to Washington, D.C.

First Class Flights to Southeast Asia

Business Class Flights to Southeast Asiafrom S$ 1,275

Prem Econ Class Flights to Southeast Asiafrom S$ 3,042

Economy class Flights to Southeast Asiafrom S$ 41

Flights to other popular destinations

Flights from domestic origins to Washington, D.C.

Flights from Baltimore to Southeast Asiafrom S$ 1,569

Flights from Washington, D.C. Dulles Intl Airport to Southeast Asiafrom S$ 1,082

Flights from Washington, D.C. Reagan-National Airport to Southeast Asiafrom S$ 1,545

S$ 621 Find cheap flights from Washington, D.C. to Southeast Asia

Search hundreds of travel sites at once for deals on flights to Southeast Asia

Best Southeast Asia Flight Deals

Good to know

Low season

High season

Cheapest flight

FAQs - booking Southeast Asia flights

How does KAYAK find such low prices on flights from Washington, D.C. to Southeast Asia?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Southeast Asia?

What is the Hacker Fare option on flights from Washington, D.C. to Southeast Asia?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Southeast Asia?

Book cheap flights from Washington, D.C. to Southeast Asia

Recent return flight deals

Search by stops

Search by airline

Search by price

Recent one-way flight deals

Search by stops

Search by airline

Search by price

Last minute flights from Washington, D.C. to Southeast Asia

Last minute flight, train and bus deals

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Southeast Asia

Cabin class types available on flights to Washington, D.C.

Cabin classes available on flights to Washington, D.C.. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Southeast Asia with a hotel stay or car hire

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability are not guaranteed.

Flights from domestic origins to Washington, D.C.

Flights from all regions of Washington, D.C. to Southeast Asia. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights to popular cities in Southeast Asia

Find deals for your return flight