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Japan Airlines flights from Seattle to Bangkok Suvarnabhumi Airport (SEA - BKK)

SEA — BKK
28 Jun — 5 Jul1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from Seattle to Bangkok on Japan Airlines typically fly into Bangkok Suvarnabhumi and depart from Seattle/Tacoma Intl. Select your dates above for pricing.

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Cheapest Japan Airlines flights from Seattle to Suvarnabhumi
Explore the most affordable Japan Airlines flight options available from Seattle to Suvarnabhumi. Find the lowest fares with prices last updated on 29 May 2026.

Sat 27/613:25
SEA
-
BKK
1 stop19h 35m
Japan Airlines
Thu 23/709:40
BKK
-
SEA
2 stops42h 55m
Japan Airlines
Deal found 26/5฿114,843
Sun 28/607:03
SEA
-
BKK
2 stops32h 42m
Japan Airlines
Sat 25/721:40
BKK
-
SEA
1 stop27h 10m
Japan Airlines
Deal found 26/5฿114,908
Fri 26/611:19
SEA
-
BKK
2 stops28h 26m
Japan Airlines
Wed 22/721:40
BKK
-
SEA
1 stop27h 10m
Japan Airlines
Deal found 26/5฿114,940

  • Can I get a flight from Seattle to Bangkok Suvarnabhumi Airport on Japan Airlines for under ฿32,616?

    Cheapflights users have found 2 Japan Airlines flights for under ฿32,616 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.

Japan Airlines flights from Seattle to Suvarnabhumi in 2026

Find detailed information about Japan Airlines flights from Seattle to Suvarnabhumi. Explore the options provided by Japan Airlines to plan your journey from Seattle to Suvarnabhumi. Data last updated 29 May 2026.

One-way from

฿18,004

Return from

฿36,889

Popular in

June

Cheapest in

September

Average price (all airlines)

฿29,453
Japan Airlines
  • Japan Airlines
  • 28/7
  • 2 total stops
  • 32h 42m total
  • Seattle to Bangkok
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Japan Airlines
  • Japan Airlines
  • 29/10-18/11
  • 4 total stops
  • 70h 53m total
  • Seattle to Bangkok
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Highest demand for flights from Seattle/Tacoma Intl to Bangkok Suvarnabhumi; 15% potential price increase.
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Best time to find cheap flights from Seattle/Tacoma Intl to Bangkok Suvarnabhumi; 4% potential price drop.
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Average price for all Seattle/Tacoma Intl to Bangkok Suvarnabhumi flights (one-way and round-trip).
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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 October. The most expensive months are December and May.

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.
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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Fly from Seattle to Suvarnabhumi on another airline

Consider alternative airlines that service the Suvarnabhumi area. Flight routes are based on user searches made on Cheapflights and were last updated on 29 May 2026.
Korean Air flights from Seattle/Tacoma Intl to Bangkok Suvarnabhumi

See what others are saying about Japan Airlines

Read reviews and see what other travellers are saying about their experiences with Japan Airlines. 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 Japan Airlines for your next flight. Reviews last updated 29 May 2026.
Japan Airlines
8.3
Very Good
1,829 reviews
Check prices
Overview

Food

7.7

Boarding

8.4

Crew

8.7

Entertainment

7.8

Comfort

8.2

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