Korean Air flights from Seattle to Bangkok Suvarnabhumi Airport (SEA - BKK)
SEA — BKK
3 Dec — 10 Dec1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
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Cheapest Korean Air flights from Seattle to Suvarnabhumi
Explore the most affordable Korean Air flight options available from Seattle to Suvarnabhumi. Find the lowest fares with prices last updated on 3 November 2026.
Tue 17/1111:00 -
1 stop21h 05m
Fri 4/1221:40 -
1 stop26h 25m
Deal found 2/11฿32,046
Sat 28/1117:30 -
2 stops39h 50m
Sun 13/1201:05 -
1 stop28h 05m
Deal found 31/10฿32,248
Sun 29/1111:00 -
1 stop22h 20m
Sun 13/1201:05 -
2 stops29h 06m
Deal found 1/11฿32,417
Best Korean Air flights from Seattle to Suvarnabhumi
Discover carefully curated Korean Air flight deals from Seattle to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 November 2026.
Wed 3/200:10 -
1 stop22h 15m
Wed 10/221:40 -
1 stop31h 30m
Deal found 1/11฿29,415
Mon 29/307:20 -
2 stops26h 15m
Wed 14/421:40 -
1 stop27h 00m
Deal found 31/10฿29,617
Wed 31/317:55 -
2 stops29h 40m
Mon 12/409:50 -
1 stop19h 05m
Deal found 31/10฿29,617
Last-minute Korean Air flights from Seattle to Suvarnabhumi
Discover last-minute Korean Air flight deals from Seattle to Suvarnabhumi. Data last updated 3 November 2026 and is based on user searches.
Tue 17/1111:00 -
1 stop21h 05m
Fri 4/1221:40 -
1 stop26h 25m
Deal found 2/11฿32,046
Sat 28/1117:30 -
2 stops39h 50m
Sun 13/1201:05 -
1 stop28h 05m
Deal found 31/10฿32,248
Sun 29/1111:00 -
1 stop22h 20m
Sun 13/1201:05 -
2 stops29h 06m
Deal found 1/11฿32,417
One-way Korean Air flights to Suvarnabhumi
Search for one-way Korean Air flight options to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 3 November 2026.
Wed 28/416:15 -
2 stops31h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/10฿14,707
Wed 3/200:10 -
1 stop30h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 3/11฿14,977
Thu 11/316:15 -
2 stops41h 05m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 1/11฿15,045
Can I get a flight from Seattle to Bangkok Suvarnabhumi Airport on Korean Air for under ฿30,359?
Cheapflights users have found 11 Korean Air flights for under ฿30,359 on the SEA-BKK route. Prices on flights to Bangkok Suvarnabhumi Airport from Seattle can vary based on many factors including dates. To look at price based on your preferred dates, click here.
Korean Air flights from Seattle to Suvarnabhumi in 2026
Find detailed information about Korean Air flights from Seattle to Suvarnabhumi. Explore the options provided by Korean Air to plan your journey from Seattle to Suvarnabhumi. Data last updated 3 November 2026.
When is the best time to book a flight to Bangkok Suvarnabhumi Airport with Korean Air?
The best time to book a flight to Bangkok Suvarnabhumi Airport with Korean Air is 40 days before departure. On average, fares are higher if you book 35 days before departure.
Which month is the cheapest to fly Economy class from Seattle to Bangkok Suvarnabhumi Airport?
For Economy class flights, the cheapest month to fly this route is May. The most expensive months are June and July.
Rainfall in Suvarnabhumi by month
Plan your trip to Suvarnabhumi by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.
Temperature in Suvarnabhumi by month
Plan your trip to Suvarnabhumi by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).
Best time to book a flight from Seattle to Suvarnabhumi
Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Seattle with our price prediction graph.
SEA-BKK
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
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Complete your trip to Suvarnabhumi by adding a car rental and/or hotel reservation to your travel itinerary.
If Suvarnabhumi is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 3 November 2026.
Browse through some of the most popular routes that Korean Air offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 3 November 2026.
Read reviews and see what other travellers are saying about their experiences with Korean Air. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Korean Air for your next flight. Reviews last updated 3 November 2026.
It was all good! The crew was amazing and attentive seats were comfortable and we got to our destination right on time! A great experience overall!
10.0
Wonderful|Jun 2026
Better
8.0
Very Good|Mar 2026
Could use some entertainment
10.0
Wonderful|Mar 2026
It was a smooth trip
10.0
Wonderful|Mar 2026
It was a smooth trip
1 out of 406
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