When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 35% on flights from Seattle to Thailand compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,161. For sooner than that we have options available in the next 3 days from $1,357.
February can be a great time to fly to Thailand from Seattle with a flight ticket averaging about $972. Cheapflights users have found deals in the month of February for as cheap as $668. The most expensive prices can be found in the month of June.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Thailand as you normally would.
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
1 stop
34h 40mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
31h 15mSingapore Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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19h 25mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
18h 20mEVA Air
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
2 stops
25h 45mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
18h 50mKorean Air
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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19h 10mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
25h 20mAsiana Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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18h 35mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
26h 05mAsiana Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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43h 00mBangkok Suvarnabhumi
Seattle/Tacoma Intl
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26h 15mSingapore Airlines
Seattle/Tacoma Intl
Chiang Mai
1 stop
19h 25mChiang Mai
Seattle/Tacoma Intl
1 stop
29h 15mKorean Air
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
2 stops
39h 39mBangkok Suvarnabhumi
Seattle/Tacoma Intl
2 stops
31h 07mKorean Air
Seattle/Tacoma Intl
Chiang Mai
1 stop
20h 05mChiang Mai
Seattle/Tacoma Intl
1 stop
29h 15mKorean Air
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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35h 25mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
26h 35mSingapore Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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41h 15mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
26h 15mSingapore Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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38h 50mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
34h 20mSingapore Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
1 stop
19h 00mBangkok Suvarnabhumi
Seattle/Tacoma Intl
1 stop
17h 05mEVA Air
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
2 stops
23h 50mBangkok Suvarnabhumi
Seattle/Tacoma Intl
2 stops
23h 50mMultiple Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
2 stops
37h 45mBangkok Suvarnabhumi
Seattle/Tacoma Intl
2 stops
28h 47mMultiple Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
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38h 50mSingapore Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
1 stop
35h 25mSingapore Airlines
Seattle/Tacoma Intl
Bangkok Suvarnabhumi
1 stop
38h 50mSingapore Airlines
Located just 11.4 mi from the city center, Seattle/Tacoma Intl (SEA) is the airport most travelers will use when flying to Thailand from Seattle.
Japan Airlines, Singapore Airlines, and EVA Air are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.
Yes, there are multiple flights from Seattle to Thailand for under $700. The cheapest flight booked recently is on Singapore Airlines for just $697, but on average you can expect to pay $783.
There are currently 20+ open flights from Seattle to Thailand within the next 7 days for less than $900.
While some choose either Seattle/Tacoma Intl - Phuket City or Seattle/Tacoma Intl - Chiang Mai, Seattle/Tacoma Intl - Bangkok Suvarnabhumi is the most popular route from Seattle to Thailand.
Consider Undisclosed Carrier, American Airlines or Air Canada when booking your flight. These represent the most popular airlines when flying from Seattle to Thailand.
Looking for the cheapest flight from Seattle to Thailand? While on average our users pay $4,855, our data indicates the cheapest price to be $559. The most popular route (Seattle/Tacoma Intl - Bangkok Suvarnabhumi), is priced around $737.