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Cheap flights from Seattle to Bangkok Suvarnabhumi Airport from $353

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Bangkok Suvarnabhumi Airport departing on 2/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Bangkok

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Bangkok that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Bangkok.

Cheap last minute flights

Planning a quick getaway from Seattle to Bangkok? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Bangkok, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Bangkok

Find recent round-trip train or bus tickets from Seattle to Bangkok.

All round-trip flight deals to Bangkok

The cheapest plane tickets to Bangkok found on KAYAK recently.
9:40 am - 8:00 pmSEA-BKK
20h 20m1 stop
9:15 pm - 8:45 amBKK-SEA
25h 30m1 stop
$573Singapore Airlines
Find Deal
Sun, Mar 9 - Mon, Jun 9
12:45 pm - 12:20 amSEA-BKK
20h 35m1 stop
11:55 pm - 10:55 amBKK-SEA
26h 00m1 stop
$605Asiana Airlines
Find Deal
Tue, Feb 18 - Fri, Feb 28
11:00 am - 9:30 pmSEA-BKK
19h 30m1 stop
1:00 am - 10:00 amBKK-SEA
23h 00m1 stop
$695Korean Air
Find Deal
Sun, Mar 2 - Sun, Mar 16
12:00 pm - 12:45 amSEA-BKK
22h 45m1 stop
1:00 am - 10:00 amBKK-SEA
23h 00m1 stop
$713Korean Air
Find Deal
Wed, Mar 19 - Thu, Mar 27
3:45 pm - 4:20 pmSEA-BKK
33h 35m1 stop
3:15 pm - 1:20 pmBKK-SEA
37h 05m1 stop
$750ANA
Find Deal
Mon, Jan 20 - Mon, Jan 27
3:45 pm - 6:35 amSEA-BKK
23h 50m1 stop
10:50 pm - 1:20 pmBKK-SEA
29h 30m1 stop
$755ANA
Find Deal
Sun, Jan 19 - Mon, Jan 27
12:10 am - 1:05 pmSEA-BKK
21h 55m1 stop
5:50 pm - 7:15 pmBKK-SEA
15h 25m1 stop
$797China Airlines
Find Deal
Mon, Mar 3 - Thu, Mar 13
12:10 am - 9:50 amSEA-BKK
18h 40m1 stop
5:50 pm - 7:15 pmBKK-SEA
15h 25m1 stop
$822China Airlines
Find Deal
Mon, Mar 3 - Tue, Mar 11
1:30 am - 10:25 amSEA-BKK
18h 55m1 stop
3:15 pm - 7:30 pmBKK-SEA
18h 15m1 stop
$843EVA Air
Find Deal
Tue, Apr 22 - Wed, May 14
1:30 am - 11:30 pmSEA-BKK
32h 00m1 stop
1:35 am - 7:30 pmBKK-SEA
31h 55m1 stop
$855EVA Air
Find Deal
Wed, Apr 9 - Tue, Apr 22
12:45 pm - 12:20 amSEA-BKK
20h 35m1 stop
$353Asiana Airlines
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Thu, Feb 6
12:45 pm - 12:20 amSEA-BKK
20h 35m1 stop
$363Asiana Airlines
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Thu, Feb 13
1:00 pm - 11:35 pmSEA-BKK
20h 35m1 stop
$410Korean Air
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Sun, Apr 13
3:45 pm - 5:10 amSEA-BKK
22h 25m1 stop
$421ANA
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Wed, Feb 12
3:45 pm - 6:35 amSEA-BKK
23h 50m1 stop
$424ANA
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Tue, Jan 14
1:00 pm - 11:35 pmSEA-BKK
20h 35m1 stop
$445Korean Air
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Tue, Apr 15
1:10 am - 12:10 pmSEA-BKK
21h 00m1 stop
$450China Airlines
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Mon, Apr 14
12:10 am - 4:45 pmSEA-BKK
25h 35m1 stop
$457China Airlines
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Mon, Jan 27
12:10 am - 12:35 pmSEA-BKK
21h 25m1 stop
$483EVA Air
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Tue, Jan 28
12:50 am - 11:15 amSEA-BKK
20h 25m1 stop
$488EVA Air
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Tue, May 13
10:40 am - 7:55 amSEA-BKK
30h 15m2 stops
11:15 pm - 6:10 pmBKK-SEA
33h 55m1 stop
$1,444
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Sun, Dec 22 - Tue, Dec 24
10:40 am - 12:45 amSEA-BKK
23h 05m1 stop
1:00 am - 9:00 amBKK-SEA
23h 00m1 stop
$1,521Korean Air
Find Deal
Sun, Dec 22 - Sat, Jan 25
10:40 am - 12:45 amSEA-BKK
23h 05m1 stop
9:40 am - 1:19 pmBKK-SEA
18h 39m1 stop
$1,574Korean Air
Find Deal
Sun, Dec 22 - Tue, Jan 21
12:10 am - 1:05 pmSEA-BKK
21h 55m1 stop
2:35 am - 7:15 pmBKK-SEA
30h 40m1 stop
$1,949China Airlines
Find Deal
Mon, Dec 23 - Fri, Mar 28
12:10 am - 9:50 amSEA-BKK
18h 40m1 stop
5:30 pm - 7:30 pmBKK-SEA
16h 00m1 stop
$2,014China Airlines
Find Deal
Sun, Dec 22 - Tue, Apr 1
12:45 pm - 12:20 amSEA-BKK
20h 35m1 stop
11:55 pm - 10:55 amBKK-SEA
26h 00m1 stop
$2,310Asiana Airlines
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Mon, Dec 23 - Tue, Jan 7
3:40 pm - 4:20 pmSEA-BKK
33h 40m1 stop
3:15 pm - 1:20 pmBKK-SEA
37h 05m1 stop
$2,412ANA
Find Deal
Fri, Dec 20 - Fri, Jan 10
12:10 am - 11:10 amSEA-BKK
20h 00m1 stop
2:15 am - 6:10 pmBKK-SEA
30h 55m1 stop
$2,450EVA Air
Find Deal
Thu, Dec 19 - Sat, Dec 21
12:10 am - 12:35 pmSEA-BKK
21h 25m1 stop
2:15 am - 5:40 pmBKK-SEA
30h 25m1 stop
$2,453EVA Air
Find Deal
Sat, Dec 21 - Mon, Jan 20
12:45 pm - 12:15 amSEA-BKK
20h 30m1 stop
1:50 am - 10:55 amBKK-SEA
24h 05m1 stop
$2,593Asiana Airlines
Find Deal
Thu, Dec 19 - Mon, Dec 30

ANA flights from Seattle to Bangkok Suvarnabhumi Airport

Our best ANA deals on Seattle to Bangkok Suvarnabhumi Airport flight tickets
ANA
Jan 20
SEA3:45 pmSeattle/Tacoma Intl
33h 35m
1 stop
BKK4:20 pmBangkok Suvarnabhumi
Jan 27
BKK3:15 pmBangkok Suvarnabhumi
37h 05m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
ANA
Jan 19
SEA3:45 pmSeattle/Tacoma Intl
23h 50m
1 stop
BKK6:35 amBangkok Suvarnabhumi
Jan 27
BKK10:50 pmBangkok Suvarnabhumi
29h 30m
1 stop
SEA1:20 pmSeattle/Tacoma Intl
ANA
Apr 29
SEA4:40 pmSeattle/Tacoma Intl
21h 55m
1 stop
BKK4:35 amBangkok Suvarnabhumi
Jun 1
BKK9:35 amBangkok Suvarnabhumi
22h 58m
2 stops
SEA6:33 pmSeattle/Tacoma Intl

Qatar Airways flights from Seattle to Bangkok Suvarnabhumi Airport

Our best Qatar Airways deals on Seattle to Bangkok Suvarnabhumi Airport flight tickets
Qatar Airways
Mar 29
SEA4:30 pmSeattle/Tacoma Intl
24h 35m
1 stop
BKK7:05 amBangkok Suvarnabhumi
Apr 13
BKK9:05 amBangkok Suvarnabhumi
47h 56m
2 stops
SEA7:01 pmSeattle/Tacoma Intl
Qatar Airways
Jan 1
SEA4:05 pmSeattle/Tacoma Intl
29h 45m
1 stop
BKK12:50 pmBangkok Suvarnabhumi
Jan 19
BKK7:35 amBangkok Suvarnabhumi
43h 05m
1 stop
SEA11:40 amSeattle/Tacoma Intl

See travel insights to Bangkok from

How to get the cheapest flight ticket from Seattle to Bangkok Suvarnabhumi Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bangkok Suvarnabhumi Airport?

The month of October is, on average, the cheapest month to fly to Bangkok Suvarnabhumi Airport from Seattle, with most prices found around $892. The month of September is another great option to travel to Bangkok Suvarnabhumi Airport, with average flight prices from Seattle averaging around $897.

What is the cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport?

The cheapest day to depart on your flight to Bangkok Suvarnabhumi Airport is on a Tuesday when prices can be found for as low as $931. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,111.

What is the cheapest time of day to depart on your flight to Bangkok Suvarnabhumi Airport?

Our most recent data shows that the best time of day to fly to Bangkok Suvarnabhumi Airport is in the morning. Flights from Seattle to Bangkok Suvarnabhumi Airport during this time can be as low as $1,000. At noon is when there is more demand to fly to Bangkok Suvarnabhumi Airport, so prices are often more expensive at around $1,084 per ticket.

How far in advance should I book a flight to Bangkok Suvarnabhumi Airport?

The best time to book a flight to Bangkok Suvarnabhumi Airport from Seattle is 59 days out, which is when prices tend to be around $1,093. Keep in mind that you might be able to find cheaper flights to Bangkok Suvarnabhumi Airport at any time. In fact, our users found flights for as low as $893 in the past 72 hours.

Can stopping save me money on Seattle to Bangkok Suvarnabhumi Airport flights?

You could potentially save up to 16% on your flight if you consider stops on a Seattle to Bangkok Suvarnabhumi Airport flight.

How have Seattle to Bangkok Suvarnabhumi Airport flight prices changed over time?

As of December 2024, prices for Seattle to Bangkok Suvarnabhumi Airport flights are approximately 19% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Bangkok Suvarnabhumi Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Bangkok Suvarnabhumi Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Bangkok Suvarnabhumi Airport (SEA to BKK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Bangkok Suvarnabhumi Airport

Best Price Found

$353

Fastest flight time

18h 40m

Direct flights

None
The best one-way flight to Bangkok Suvarnabhumi Airport from Seattle in the past 72 hours is $353. The best round-trip flight deal from Seattle to Bangkok Suvarnabhumi Airport found on momondo in the last 72 hours is $573.
The fastest flight from Seattle to Bangkok Suvarnabhumi Airport takes 18h 40m
There are no direct flights from Seattle to Bangkok Suvarnabhumi Airport. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Bangkok Suvarnabhumi Airport.

  • How far is Seattle/Tacoma Intl to Bangkok Suvarnabhumi by plane?

    The straight-line distance from Seattle/Tacoma Intl to Bangkok Suvarnabhumi is 7433.8 mi. 18h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Bangkok Suvarnabhumi Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Bangkok Suvarnabhumi Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Bangkok Suvarnabhumi Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Bangkok Suvarnabhumi Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Bangkok Suvarnabhumi Airport.

  • What documentation or ID do you need to fly to Bangkok Suvarnabhumi Airport?

    The travel and health documents required for your trip to Bangkok Suvarnabhumi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Bangkok Suvarnabhumi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Seattle to Bangkok Suvarnabhumi Airport?


Best airlines flying from Seattle to Bangkok Suvarnabhumi Airport

Compare and see reviews for airlines that fly from Seattle to Bangkok Suvarnabhumi Airport with momondo
Airline
Rating
Free Cancellation
Price
Singapore AirlinesPriceFrom $616Free CancellationRating
8.1
1,329 reviews
Search Singapore Airlines flights
Asiana AirlinesPriceFrom $689Free CancellationRating
8.3
477 reviews
Search Asiana Airlines flights
Philippine AirlinesPriceFrom $734Free CancellationRating
7.2
944 reviews
Search Philippine Airlines flights
Korean AirPriceFrom $734Free CancellationRating
8.4
1,018 reviews
Search Korean Air flights
China EasternPriceFrom $755Free CancellationRating
7.0
159 reviews
Search China Eastern flights
China AirlinesPriceFrom $755Free CancellationRating
8.2
754 reviews
Search China Airlines flights
ANAPriceFrom $785Free CancellationRating
8.4
839 reviews
Search ANA flights
United AirlinesPriceFrom $793Free CancellationRating
7.4
9,055 reviews
Search United Airlines flights
STARLUX AirlinesPriceFrom $816Free CancellationRating
9.1
129 reviews
Search STARLUX Airlines flights
Turkish AirlinesPriceFrom $819Free CancellationRating
7.3
3,907 reviews
Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Bangkok?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Bangkok. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Bangkok with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Bangkok flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Bangkok?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Bangkok from Seattle.

I’m not ready to book a flight from Seattle to Bangkok right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Seattle to Bangkok flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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