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

SEA — BKK
15 Dec — 22 Dec1
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.

Japan Airlines flights from Seattle to Suvarnabhumi in 2025

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 15 November 2025.

One-way from

฿11,983

Return from

฿22,184

Popular in

June

Cheapest in

September

Average price (all airlines)

฿26,426
Japan Airlines
  • Japan Airlines
  • 17/2
  • 2 total stops
  • 41h 10m total
  • Seattle to Bangkok
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Japan Airlines
  • Japan Airlines
  • 2/12-9/12
  • 4 total stops
  • 47h 23m 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; 3% 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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  • Can I get a flight from Seattle to Bangkok Suvarnabhumi Airport on Japan Airlines for under ฿29,147?

    Cheapflights users have found 4 Japan Airlines flights for under ฿29,147 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.

Find Japan Airlines flight deals from Seattle to Suvarnabhumi

Enter your travel dates to find the best prices.

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 15 November 2025.

Tue 2/1212:10SEA - BKK
2 stops25h 50mJapan Airlines
Tue 9/1208:05BKK - SEA
2 stops21h 33mJapan Airlines
Deal found 13/11฿22,184
Tue 2/1206:05SEA - BKK
2 stops31h 55mJapan Airlines
Mon 2/201:10BKK - SEA
2 stops23h 45mJapan Airlines
Deal found 13/11฿23,933
Mon 1/1212:10SEA - BKK
2 stops25h 50mJapan Airlines
Tue 3/201:10BKK - SEA
2 stops23h 45mJapan Airlines
Deal found 13/11฿24,289

Travel insights for Japan Airlines flights from Seattle to Suvarnabhumi

Get recent, data-driven insights about Japan Airlines flights from Seattle to Suvarnabhumi including ideal travel times, pricing trends, and more.

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.
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 15 November 2025.
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 15 November 2025.
Japan Airlines
8.3
Very Good
1,617 reviews
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Overview

Comfort

8.2

Crew

8.7

Entertainment

7.8

Boarding

8.4

Food

7.7

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