S$ 495 Find Cheap Flights from Washington to Southeast Asia

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Useful Info
Useful Info

Good to know

Low seasonMay
High seasonJanuary
Cheapest flightS$ 495
Best time to beat the crowds but there is an average 11% increase in price.
Most popular time to fly and prices are also 4% lower on average.
Flight from Seattle to Singapore

FAQs for booking flights from Washington to Southeast Asia

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

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Southeast Asia 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 Washington 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 from Washington to Southeast Asia with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington 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 from Washington to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest day to fly to Southeast Asia?

    Based on KAYAK data, the cheapest day to fly to Southeast Asia is Tuesday when return tickets can be as cheap as S$ 1,419. On the other hand, the most expensive day to fly is Tuesday, when return prices are S$ 1,419 on average.

  • What is the cheapest time of day to fly to Southeast Asia?

    The cheapest time of day to fly to Southeast Asia is generally in the morning, when round-trip flights cost S$ 1,109 on average. The most expensive time of day to fly to Southeast Asia is generally in the afternoon, which is peak travel time and where the average cost of a ticket is S$ 1,448.

  • What is the cheapest flight to Southeast Asia?

    The cheapest ticket to Southeast Asia from Washington found in the last 72 hours was to Manila, at S$ 909 return. The most popular route is Seattle (SEA) to Manila (MNL) and the cheapest return airline ticket found on this route in the last 72 hours was S$ 909.

  • What is the cheapest month to fly from Washington to Southeast Asia?

    The cheapest month for flights from Washington to Southeast Asia is February, when tickets cost S$ 1,038 (return) on average. On the other hand, the most expensive months are December and June, when the average cost of round-trip tickets is S$ 1,646 and S$ 1,530 respectively.

  • How far in advance should I book a flight from Washington to Southeast Asia?

    To get a below-average price on the flight from Washington to Southeast Asia, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 12 weeks before departure.

  • How long is the flight to Southeast Asia?

    An average direct flight from Washington to Southeast Asia takes 21h 10m, covering a distance of 21072 km. The shortest route is Seattle (SEA) to Singapore (SIN) with an average flight time of 16h 20m.

  • What is the most popular destination in Southeast Asia?

    Based on KAYAK flight searches, the most popular destination is Singapore (100% of total searches to Southeast Asia).

Book cheap flights from Washington to Southeast Asia

Recent return flight deals

7-9Sun
directSingapore Airlines
16h 20mSEA-SIN
1-11Sat
directSingapore Airlines
14h 10mSIN-SEA
S$ 700
14-10Tue
directSingapore Airlines
16h 20mSEA-SIN
28-10Tue
directSingapore Airlines
14h 10mSIN-SEA
S$ 769
7-9Sun
1 stopPhilippine Airlines
28h 20mSEA-SIN
21-9Sun
1 stopPhilippine Airlines
23h 50mSIN-SEA
S$ 863
2-10Thu
1 stopAir Canada
25h 10mSEA-SIN
9-10Thu
1 stopAir Canada
20h 06mSIN-SEA
S$ 888
16-9Tue
1 stopAir Canada
24h 40mPDX-SIN
30-9Tue
1 stopAir Canada
24h 36mSIN-PDX
S$ 888
7-9Sun
1 stopPhilippine Airlines
28h 20mSEA-SIN
1-11Sat
1 stopPhilippine Airlines
39h 50mSIN-SEA
S$ 899
24-9Wed
2 stops
36h 40mPDX-SIN
22-10Wed
2 stops
25h 46mSIN-PDX
S$ 952
15-10Wed
2 stops
36h 40mPDX-SIN
28-10Tue
2 stops
22h 14mSIN-PDX
S$ 1,001
28-7Mon
1 stopAsiana Airlines
40h 00mSEA-SIN
26-8Tue
1 stopAsiana Airlines
28h 55mSIN-SEA
S$ 1,011
10-7Thu
1 stopAsiana Airlines
40h 00mSEA-SIN
11-8Mon
1 stopAsiana Airlines
28h 55mSIN-SEA
S$ 1,030

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Recent one-way flight deals

4-9Thu
directSingapore Airlines
16h 20mSEA-SIN
S$ 495
4-9Thu
directSingapore Airlines
16h 20mSEA-SIN
S$ 506
7-8Thu
2 stops
26h 35mSEA-SIN
S$ 525
7-8Thu
2 stops
26h 35mSEA-SIN
S$ 527
4-9Thu
1 stopAsiana Airlines
40h 15mSEA-SIN
S$ 548
10-8Sun
1 stopAsiana Airlines
40h 00mSEA-SIN
S$ 549
17-11Mon
1 stopKorean Air
21h 10mSEA-SIN
S$ 581
27-11Thu
1 stopKorean Air
21h 10mSEA-SIN
S$ 584
27-11Thu
1 stopAir Canada
24h 45mSEA-SIN
S$ 586
18-9Thu
1 stopAir Canada
20h 25mPDX-SIN
S$ 586

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Last minute flights from Washington to Southeast Asia

Last minute flight, train and bus deals

17-6Tue
multi-stopAir Canada
25h 10mSEA-SIN
21-6Sat
multi-stopAir Canada
18h 51mSIN-SEA
S$ 1,042
17-6Tue
multi-stopAir Canada
25h 10mSEA-SIN
21-6Sat
multi-stopAir Canada
23h 01mSIN-SEA
S$ 1,059
14-6Sat
multi-stopChina Eastern
31h 05mSEA-SIN
20-6Fri
multi-stopChina Eastern
31h 05mSIN-SEA
S$ 1,257
14-6Sat
multi-stop
31h 05mSEA-SIN
21-6Sat
multi-stop
37h 00mSIN-SEA
S$ 1,301
14-6Sat
multi-stop
31h 05mSEA-SIN
21-6Sat
multi-stop
37h 00mSIN-SEA
S$ 1,302
13-6Fri
multi-stopUnited Airlines
22h 20mSEA-SIN
21-6Sat
multi-stopUnited Airlines
19h 43mSIN-SEA
S$ 1,395
13-6Fri
multi-stopUnited Airlines
24h 45mSEA-SIN
21-6Sat
multi-stopUnited Airlines
23h 54mSIN-SEA
S$ 1,400
14-6Sat
multi-stopANA
32h 20mSEA-SIN
21-6Sat
multi-stopANA
29h 56mSIN-SEA
S$ 1,466
17-6Tue
multi-stopANA
23h 10mSEA-SIN
7-7Mon
multi-stopANA
18h 20mSIN-SEA
S$ 1,770
17-6Tue
multi-stopChina Eastern
31h 05mSEA-SIN
20-6Fri
multi-stopChina Eastern
31h 05mSIN-SEA
S$ 1,929

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Everything you need to know for your flight to Southeast Asia

Cabin class types available on flights to Washington

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

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