Find flights
Deals
When to book
FAQs & Tips

S$ 804 Find cheap flights from Reagan Washington National Airport to Southeast Asia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Reagan-National to Southeast Asia departing on 11-11. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult

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

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Southeast Asia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Southeast Asia, as well as popular online travel agencies

Best Southeast Asia Flight Deals

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

Singapore
Singapore2 stopsS$ 1,541

Good to know

Low season

August

High season

June

Cheapest flight

S$ 804
Best time to beat the crowds (3% less expensive on average)
Most popular time to fly (29% more expensive on average)
Flight from Reagan Washington National Airport to Singapore

FAQs - booking Southeast Asia flights

  • How does KAYAK find such low prices on flights from Reagan Washington National Airport 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 Reagan Washington National Airport to Southeast Asia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reagan Washington National Airport to Southeast Asia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Southeast Asia from Reagan Washington National Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Reagan Washington National Airport 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 Reagan Washington National Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reagan Washington National Airport 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 Reagan Washington National Airport 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.
11-2Tue
2 stopsCathay Pacific
31h 11mDCA-SIN
18-2Tue
2 stopsCathay Pacific
30h 50mSIN-DCA
S$ 1,541
1-4Tue
2 stopsCathay Pacific
28h 05mDCA-SIN
12-5Mon
2 stopsCathay Pacific
25h 58mSIN-DCA
S$ 1,547
28-11Thu
1 stopUnited Airlines
25h 01mDCA-SIN
9-12Mon
1 stopUnited Airlines
31h 31mSIN-DCA
S$ 1,564
11-2Tue
2 stopsJapan Airlines
34h 41mDCA-SIN
25-2Tue
2 stopsJapan Airlines
25h 41mSIN-DCA
S$ 1,566
11-2Tue
1 stopUnited Airlines
25h 01mDCA-SIN
25-2Tue
2 stopsUnited Airlines
23h 47mSIN-DCA
S$ 1,570
3-12Tue
2 stops
26h 50mDCA-SIN
10-12Tue
2 stops
32h 27mSIN-DCA
S$ 1,644
3-12Tue
3 stops
31h 30mDCA-SIN
10-12Tue
2 stops
32h 27mSIN-DCA
S$ 1,650
26-11Tue
2 stopsKorean Air
28h 40mDCA-SIN
2-12Mon
2 stopsKorean Air
27h 58mSIN-DCA
S$ 1,729
28-11Thu
2 stopsKorean Air
28h 40mDCA-SIN
8-12Sun
2 stopsKorean Air
29h 30mSIN-DCA
S$ 1,789
3-1Fri
2 stopsJapan Airlines
28h 21mDCA-SIN
17-1Fri
2 stopsJapan Airlines
31h 35mSIN-DCA
S$ 3,093

Search by stops

Search by airline

Search by price

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.
11-11Mon
2 stopsCathay Pacific
38h 15mDCA-SIN
S$ 804
7-1Tue
2 stopsCathay Pacific
31h 11mDCA-SIN
S$ 858
4-12Wed
2 stopsAmerican Airlines
32h 03mDCA-SIN
S$ 883
6-1Mon
3 stops
41h 50mDCA-SIN
S$ 898
30-11Sat
2 stopsAmerican Airlines
25h 45mDCA-SIN
S$ 945
31-12Tue
2 stopsAir Canada
36h 55mDCA-SIN
S$ 1,332
29-12Sun
2 stopsAir Canada
36h 55mDCA-SIN
S$ 1,400
19-11Tue
1 stop
33h 45mDCA-SIN
S$ 1,433
4-12Wed
1 stopUnited Airlines
25h 01mDCA-SIN
S$ 1,441
11-11Mon
1 stopUnited Airlines
25h 01mDCA-SIN
S$ 1,504

Search by stops

Search by airline

Search by price

Last minute flights from Reagan-National 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.
5-11Tue
multi-stopUnited Airlines
25h 01mDCA-SIN
12-11Tue
multi-stopUnited Airlines
26h 05mSIN-DCA
S$ 1,564
5-11Tue
multi-stopCathay Pacific
29h 25mDCA-SIN
11-11Mon
multi-stopCathay Pacific
30h 30mSIN-DCA
S$ 1,570
5-11Tue
multi-stopCathay Pacific
30h 56mDCA-SIN
12-11Tue
multi-stopCathay Pacific
39h 20mSIN-DCA
S$ 1,785
8-11Fri
multi-stopAir Canada
36h 55mDCA-SIN
10-11Sun
multi-stopAir Canada
37h 19mSIN-DCA
S$ 2,020
8-11Fri
multi-stopQatar Airways
25h 33mDCA-SIN
9-11Sat
multi-stopQatar Airways
29h 00mSIN-DCA
S$ 2,143
8-11Fri
multi-stopUnited Airlines
25h 01mDCA-SIN
10-11Sun
multi-stopUnited Airlines
26h 05mSIN-DCA
S$ 2,326
8-11Fri
multi-stopUnited Airlines
25h 01mDCA-SIN
10-11Sun
multi-stopUnited Airlines
31h 36mSIN-DCA
S$ 2,537
9-11Sat
multi-stop
30h 55mDCA-SIN
19-11Tue
multi-stop
55h 59mSIN-DCA
S$ 11,861
9-11Sat
multi-stop
40h 05mDCA-SIN
20-11Wed
multi-stop
43h 44mSIN-DCA
S$ 12,169
9-11Sat
multi-stopQatar Airways
32h 55mDCA-SIN
20-11Wed
multi-stopQatar Airways
36h 14mSIN-DCA
S$ 17,602

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Southeast Asia

Information on your arrival and departure airports