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S$ 535 Find cheap flights from Seattle 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 Seattle 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.
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These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle 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 Seattle to Southeast Asia, as well as popular online travel agencies
In the last 7 days, travellers have searched 46,479,581 times on KAYAK, and here's why:

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Best Southeast Asia Flight Deals

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

Singapore
Singapore1 stopS$ 1,018

Good to know

Low season

June

High season

January

Cheapest flight

S$ 535
Best time to beat the crowds but there is an average 31% increase in price.
Most popular time to fly and prices are also 12% lower on average.
Flight from Seattle to Singapore

FAQs - booking Southeast Asia flights

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

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

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

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

See more FAQs

Flights from Seattle to Southeast Asia: the best tips from KAYAK users

Insights shared by verified travellers who flew the route from Seattle to Southeast Asia 
Verified travelerFlew with Singapore AirlinesSEA-SINAug 2024
If you need special meals book them early
JeffFlew with Singapore AirlinesSEA-SINJan 2024
Delta & Alaska have best boarding process! Singapore airlines was ok!

Book cheap flights from Seattle to Southeast Asia

Recent return flight deals

 
These are the cheapest return flights from Seattle to Southeast Asia found on KAYAK in the last 72 hours.
29-1Wed
1 stopAsiana Airlines
41h 10mSEA-SIN
18-2Tue
1 stopAsiana Airlines
27h 45mSIN-SEA
S$ 1,018
13-11Wed
1 stopPhilippine Airlines
19h 00mSEA-SIN
21-11Thu
1 stopPhilippine Airlines
33h 35mSIN-SEA
S$ 1,020
19-3Wed
1 stopKorean Air
21h 10mSEA-SIN
23-4Wed
1 stopKorean Air
39h 00mSIN-SEA
S$ 1,035
15-12Sun
2 stopsChina Eastern
58h 05mSEA-SIN
22-12Sun
2 stopsChina Eastern
45h 25mSIN-SEA
S$ 1,039
28-1Tue
2 stopsJapan Airlines
41h 44mSEA-SIN
13-2Thu
2 stopsJapan Airlines
24h 44mSIN-SEA
S$ 1,053
9-4Wed
1 stopKorean Air
19h 40mSEA-SIN
23-4Wed
1 stopKorean Air
24h 40mSIN-SEA
S$ 1,065
20-1Mon
1 stopJapan Airlines
20h 20mSEA-SIN
19-2Wed
1 stopJapan Airlines
17h 40mSIN-SEA
S$ 1,075
8-4Tue
directSingapore Airlines
16h 20mSEA-SIN
22-4Tue
directSingapore Airlines
14h 45mSIN-SEA
S$ 1,102
18-3Tue
directSingapore Airlines
17h 00mSEA-SIN
25-3Tue
directSingapore Airlines
14h 10mSIN-SEA
S$ 1,142
12-11Tue
2 stopsChina Eastern
30h 20mSEA-SIN
18-11Mon
2 stopsChina Eastern
30h 18mSIN-SEA
S$ 1,151

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Recent one-way flight deals

 
Only flying one-way? Below are some of the best one-way flight deals from Seattle to Southeast Asia found on KAYAK in the last 72 hours.
11-11Mon
1 stopAsiana Airlines
19h 50mSEA-SIN
S$ 535
25-11Mon
1 stopAsiana Airlines
19h 50mSEA-SIN
S$ 583
14-11Thu
1 stopAsiana Airlines
19h 50mSEA-SIN
S$ 597
16-1Thu
2 stopsAmerican Airlines
26h 48mSEA-SIN
S$ 612
20-1Mon
1 stopJapan Airlines
20h 20mSEA-SIN
S$ 616
14-1Tue
2 stopsJapan Airlines
30h 37mSEA-SIN
S$ 619
6-11Wed
1 stopPhilippine Airlines
28h 25mSEA-SIN
S$ 636
13-2Thu
2 stopsHainan Airlines
33h 25mSEA-SIN
S$ 640
26-1Sun
1 stopPhilippine Airlines
19h 00mSEA-SIN
S$ 642
14-11Thu
2 stopsHainan Airlines
33h 25mSEA-SIN
S$ 657

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Last minute flights from Seattle 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 Seattle to Southeast Asia that are departing in the next 10 days.
3-11Sun
multi-stopUnited Airlines
22h 39mSEA-SIN
14-12Sat
multi-stopUnited Airlines
18h 30mSIN-SEA
S$ 1,172
3-11Sun
multi-stopUnited Airlines
35h 05mSEA-SIN
14-12Sat
multi-stopUnited Airlines
18h 30mSIN-SEA
S$ 1,178
3-11Sun
multi-stopUnited Airlines
35h 05mSEA-SIN
14-12Sat
multi-stopUnited Airlines
33h 40mSIN-SEA
S$ 1,193
3-11Sun
multi-stop
29h 20mSEA-SIN
13-12Fri
multi-stop
32h 15mSIN-SEA
S$ 1,546
3-11Sun
multi-stop
55h 20mSEA-SIN
13-12Fri
multi-stop
32h 15mSIN-SEA
S$ 1,614
1-11Fri
multi-stopCathay Pacific
31h 40mSEA-SIN
17-11Sun
multi-stopCathay Pacific
32h 39mSIN-SEA
S$ 1,790
1-11Fri
multi-stopCathay Pacific
31h 40mSEA-SIN
18-11Mon
multi-stopCathay Pacific
36h 55mSIN-SEA
S$ 1,961
1-11Fri
multi-stopAsiana Airlines
19h 55mSEA-SIN
17-11Sun
multi-stopAsiana Airlines
25h 00mSIN-SEA
S$ 2,302
3-11Sun
directSingapore Airlines
17h 00mSEA-SIN
13-12Fri
multi-stopSingapore Airlines
35h 47mSIN-SEA
S$ 2,367
3-11Sun
directSingapore Airlines
17h 00mSEA-SIN
14-12Sat
directSingapore Airlines
14h 10mSIN-SEA
S$ 2,869

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Everything you need to know for your flight to Southeast Asia

Information on your arrival and departure airports