Cheap flights from Seattle to Bangkok from $282

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 departing on 11/28. 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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Cheap round-trip flights

Singapore Airlines Logo
8:45 am - 8:00 pmSEA-BKK
20h 15m1 stop
Singapore Airlines Logo
3:40 pm - 7:10 amBKK-SEA
30h 30m1 stop
$546Singapore Airlines
Find Deal
Thu, Nov 6 - Mon, Nov 17
Singapore Airlines Logo
9:45 am - 6:45 pmSEA-BKK
43h 00m1 stop
Singapore Airlines Logo
9:10 pm - 7:10 amBKK-SEA
25h 00m1 stop
$548Singapore Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 17
Singapore Airlines Logo
9:45 am - 6:45 pmSEA-BKK
43h 00m1 stop
Singapore Airlines Logo
3:40 pm - 7:10 amBKK-SEA
30h 30m1 stop
$563Singapore Airlines
Find Deal
Thu, Oct 30 - Mon, Nov 17
Korean Air Logo
1:20 pm - 11:25 pmSEA-BKK
20h 05m1 stop
Korean Air Logo
11:30 pm - 10:50 amBKK-SEA
25h 20m1 stop
$649Korean Air
Find Deal
Mon, Aug 4 - Wed, Aug 20
Korean Air Logo
1:20 pm - 11:25 pmSEA-BKK
20h 05m1 stop
Korean Air Logo
2:35 am - 10:12 pmBKK-SEA
33h 37m2 stops
$652Korean Air
Find Deal
Mon, Aug 4 - Tue, Aug 19
United Airlines Logo
5:14 pm - 11:55 pmSEA-BKK
40h 41m2 stops
United Airlines Logo
7:00 am - 3:19 pmBKK-SEA
22h 19m2 stops
$655United Airlines
Find Deal
Mon, Aug 4 - Wed, Aug 20
Asiana Airlines Logo
12:10 am - 10:05 pmSEA-BKK
31h 55m1 stop
Asiana Airlines Logo
11:55 pm - 1:55 pmBKK-SEA
29h 00m1 stop
$674Asiana Airlines
Find Deal
Tue, Oct 28 - Mon, Nov 17
Asiana Airlines Logo
12:10 am - 10:05 pmSEA-BKK
30h 55m1 stop
Asiana Airlines Logo
11:55 pm - 1:55 pmBKK-SEA
29h 00m1 stop
$675Asiana Airlines
Find Deal
Tue, Jan 13 - Wed, Jan 28
 Logo
5:30 am - 10:15 pmSEA-DMK
26h 45m2 stops
 Logo
8:10 am - 6:36 pmDMK-SEA
24h 26m2 stops
Sun, Sep 7 - Tue, Sep 16
 Logo
1:40 am - 3:05 pmSEA-DMK
23h 25m2 stops
 Logo
7:30 am - 7:20 pmDMK-SEA
25h 50m2 stops
Sat, Sep 6 - Sun, Sep 21

Singapore Airlines flights from Seattle to Bangkok

Our best Singapore Airlines deals on Seattle to Bangkok flight tickets
Singapore Airlines
Nov 6
SEA8:45 amSeattle/Tacoma Intl
20h 15m
1 stop
BKK8:00 pmBangkok Suvarnabhumi
Nov 17
BKK3:40 pmBangkok Suvarnabhumi
30h 30m
1 stop
SEA7:10 amSeattle/Tacoma Intl
Singapore Airlines
Oct 30
SEA9:45 amSeattle/Tacoma Intl
43h 00m
1 stop
BKK6:45 pmBangkok Suvarnabhumi
Nov 17
BKK9:10 pmBangkok Suvarnabhumi
25h 00m
1 stop
SEA7:10 amSeattle/Tacoma Intl
Singapore Airlines
Oct 30
SEA9:45 amSeattle/Tacoma Intl
43h 00m
1 stop
BKK6:45 pmBangkok Suvarnabhumi
Nov 17
BKK3:40 pmBangkok Suvarnabhumi
30h 30m
1 stop
SEA7:10 amSeattle/Tacoma Intl

Asiana Airlines flights from Seattle to Bangkok

Our best Asiana Airlines deals on Seattle to Bangkok flight tickets
Asiana Airlines
Oct 28
SEA12:10 amSeattle/Tacoma Intl
31h 55m
1 stop
BKK10:05 pmBangkok Suvarnabhumi
Nov 17
BKK11:55 pmBangkok Suvarnabhumi
29h 00m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
Asiana Airlines
Jan 13
SEA12:10 amSeattle/Tacoma Intl
30h 55m
1 stop
BKK10:05 pmBangkok Suvarnabhumi
Jan 28
BKK11:55 pmBangkok Suvarnabhumi
29h 00m
1 stop
SEA1:55 pmSeattle/Tacoma Intl
Asiana Airlines
Aug 13
SEA2:30 pmSeattle/Tacoma Intl
18h 40m
1 stop
BKK11:10 pmBangkok Suvarnabhumi
Aug 26
BKK1:20 amBangkok Suvarnabhumi
25h 25m
1 stop
SEA12:45 pmSeattle/Tacoma Intl

See travel insights to Bangkok from

How to get the cheapest flight ticket from Seattle to Bangkok

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 typical price of a round-trip flight between Seattle and Bangkok?

What is the cheapest month to fly to Bangkok?

If you aren’t able to travel during the month of February, then book flights to Bangkok from Seattle during March instead. Flights to Bangkok in March, while not as cheap as those in February, still average around $821.

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

On average, the least expensive day to fly to Bangkok from Seattle is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $931. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Seattle to Bangkok on a Friday will generally be more expensive and average around $1,111. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Bangkok is in the morning. momondo users have found flights departing from Seattle to Bangkok in the morning for as low as $986. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets at noon because they tend to be around $1,081. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You are more likely to see cheaper flights to Bangkok from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $937 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Seattle for as low as $798 on momondo.

Cheap Seattle to Bangkok flight deals and tips

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

Best Price Found

$282

Fastest flight time

18h 25m

Direct flights

None

Airports in Bangkok

2 airports
The best one-way flight to Bangkok from Seattle in the past 72 hours is $282. The best round-trip flight deal from Seattle to Bangkok found on momondo in the last 72 hours is $546.
The fastest flight from Seattle to Bangkok takes 18h 25m
There are no direct flights from Seattle to Bangkok. Popular non-direct route for this connection is Seattle/Tacoma Intl Airport - Bangkok Suvarnabhumi Airport.
There are 2 airports near Bangkok: Bangkok Suvarnabhumi (BKK), Bangkok Don Mueang Intl (DMK)

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

    A flight from Seattle/Tacoma Intl to Bangkok will travel around 7436.9 mi. 18h 25m is a normal flight duration for this route.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Bangkok were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Bangkok.

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

    The required travel and health documents for your Bangkok trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bangkok. We recommend that you seek guidance from your airline or a reliable third party such as IATA.


Best airlines flying from Seattle to Bangkok

Compare and see reviews for airlines that fly from Seattle to Bangkok with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $433Free CancellationRating
8.0
7,958 reviews
Search Delta flights
Singapore AirlinesPriceFrom $577Free CancellationRating
8.1
1,327 reviews
Search Singapore Airlines flights
Asiana AirlinesPriceFrom $634Free CancellationRating
8.2
456 reviews
Search Asiana Airlines flights
Korean AirPriceFrom $693Free CancellationRating
8.4
1,109 reviews
Search Korean Air flights
Philippine AirlinesPriceFrom $708Free CancellationRating
7.2
893 reviews
Search Philippine Airlines flights
STARLUX AirlinesPriceFrom $739Free CancellationRating
9.0
189 reviews
Search STARLUX Airlines flights
ANAPriceFrom $746Free CancellationRating
8.4
913 reviews
Search ANA flights
China EasternPriceFrom $755Free CancellationRating
7.2
151 reviews
Search China Eastern flights
China AirlinesPriceFrom $756Free CancellationRating
8.2
745 reviews
Search China Airlines flights
Turkish AirlinesPriceFrom $773Free CancellationRating
7.3
3,906 reviews
Search Turkish Airlines flights

Why use momondo?

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

It is quick and easy to find Seattle to Bangkok flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Bangkok that suits you.

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

Flights from Seattle to Bangkok with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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?

Yes. momondo can track prices for Seattle to Bangkok flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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Tue 7/22
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Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok