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$422+ Cheap flights from Suvarnabhumi (BKK) to Seattle (SEA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/26. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SEA
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Seattle/Tacoma Intl are usually found in November or October, booked 40 days in advance, depart on a Wednesday or Sunday and return on a Tuesday

Cheap flight deals from Suvarnabhumi to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 29, 2025.

Round-trip from

$637
(oojo)

One-way from

$422
(Trip.com)

Popular in

January

Cheapest in

November

Average price

$1,114
From Bangkok Suvarnabhumi to Seattle/Tacoma Intl
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One-way flight from Bangkok Suvarnabhumi to Seattle/Tacoma Intl
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Highest demand for flights based on searches. 3% potential increase in price ($31 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($19 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Suvarnabhumi to Seattle

Cheapest flights from Suvarnabhumi to Seattle
Explore the most affordable flight options available from Suvarnabhumi to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/252:35 amBKK - SEA
1 stop24h 10mMultiple Airlines
Tue 9/22:15 pmSEA - BKK
1 stop20h 50mMultiple Airlines
Deal found 7/29$637
This oojo deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:40 pmBKK - SEA
1 stop38h 35mPhilippine Airlines
Wed 10/811:35 pmSEA - BKK
1 stop22h 40mPhilippine Airlines
Deal found 7/27$638
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/95:50 pmBKK - SEA
1 stop36h 20mSTARLUX Airlines
Sat 11/112:45 amSEA - BKK
1 stop21h 50mSTARLUX Airlines
Deal found 7/29$726
This China Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/242:40 amBKK - SEA
1 stop30h 40mChina Airlines
Mon 11/312:10 amSEA - BKK
1 stop18h 40mChina Airlines
Deal found 7/27$748
This oojo deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2711:30 pmBKK - SEA
1 stop25h 20mKorean Air
Wed 9/312:50 pmSEA - BKK
1 stop22h 15mKorean Air
Deal found 7/28$815
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/242:35 amBKK - SEA
1 stop24h 55mDelta
Fri 11/711:15 amSEA - BKK
1 stop21h 05mDelta
Deal found 7/29$829
This oojo deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/241:35 amBKK - SEA
1 stop31h 55mEVA Air
Mon 11/312:10 amSEA - BKK
1 stop32h 30mEVA Air
Deal found 7/29$845

Cheapflights Fare Finder

 
Customize your flight search to find flights from Suvarnabhumi to Seattle that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Seattle that are best for you.

Fly from

Suvarnabhumi

Fly to

Seattle

Route

Depart

Return

Price

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 8/25

2:35 am-12:45 pm

1 stop24h 10m

Seattle/Tacoma Intl

Tue 9/2

2:15 pm-1:05 am

1 stop20h 50m

$637

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Tue 9/16

6:40 pm-7:15 pm

1 stop38h 35m

Seattle/Tacoma Intl

Wed 10/8

11:35 pm-12:15 pm

1 stop22h 40m

$638

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Thu 10/9

5:50 pm-4:10 pm

1 stop36h 20m

Seattle/Tacoma Intl

Sat 11/1

12:45 am-12:35 pm

1 stop21h 50m

$726

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Fri 10/24

2:40 am-7:20 pm

1 stop30h 40m

Seattle/Tacoma Intl

Thu 11/6

12:10 am-1:05 pm

1 stop21h 55m

$748

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Wed 8/27

11:30 pm-10:50 am

1 stop25h 20m

Seattle/Tacoma Intl

Wed 9/3

12:50 pm-1:05 am

1 stop22h 15m

$815

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Fri 10/24

2:35 am-1:30 pm

1 stop24h 55m

Seattle/Tacoma Intl

Fri 11/7

11:15 am-11:20 pm

1 stop21h 05m

$829

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Fri 10/24

1:35 am-7:30 pm

1 stop31h 55m

Seattle/Tacoma Intl

Mon 11/3

12:10 am-11:40 pm

1 stop32h 30m

$845

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Fri 12/26

1:20 pm-6:35 pm

1 stop20h 15m

$422

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Mon 9/22

1:10 pm-4:10 pm

1 stop17h 00m

$437

BangkokSeattle

BKK - SEA

BKKSEA

Bangkok Suvarnabhumi

Sun 9/7

10:50 am-7:45 pm

1 stop22h 55m

$445

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 13 results
1
2

Best time to book a flight from Suvarnabhumi to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Suvarnabhumi with our price prediction graph.
Estimated round-trip 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.

Cheapflights Insights

Everything you need to know about your flight from Bangkok Suvarnabhumi Airport to Seattle

How far ahead should I book a flight from Bangkok Suvarnabhumi Airport to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Suvarnabhumi to Seattle. Price data was last updated on July 25, 2025.

The best time to book flights from Bangkok Suvarnabhumi Airport to Seattle is 40 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Seattle?

Currently, January is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Seattle (average of $238). Flying from Bangkok Suvarnabhumi Airport to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BKK to SEA?

Find hourly flight availability from Suvarnabhumi to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

It’s typically best to fly out from Bangkok Suvarnabhumi Airport to Seattle at noon. Doing so could potentially save you 38% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Bangkok Suvarnabhumi Airport to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Suvarnabhumi to Seattle. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Bangkok Suvarnabhumi Airport to Seattle flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated July 29, 2025.
Get a feel of what it's like to fly with STARLUX Airlines, EVA Air, and Korean Air from Bangkok Suvarnabhumi Airport to Seattle by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
STARLUX Airlines
9.0
Wonderful
198 reviews

Overall

9.0

Entertainment

9.0

Food

8.8

Comfort

8.9

Crew

9.3

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
STARLUX Airlines
9.0
Wonderful
198 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Overall

9.0

Entertainment

9.0

Food

8.8

Comfort

8.9

Crew

9.3

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
EVA Air
8.4
Very good
1,221 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Overall

9.0

Entertainment

9.0

Food

8.8

Comfort

8.9

Crew

9.3

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Korean Air
8.4
Very good
1,121 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Overall

9.0

Entertainment

9.0

Food

8.8

Comfort

8.9

Crew

9.3

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
China Airlines
8.3
Very good
754 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Overall

9.0

Entertainment

9.0

Food

8.8

Comfort

8.9

Crew

9.3

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.
Delta
8.0
Very good
7,979 reviews
STARLUX Airlines
9.0
Wonderful
198 reviews

Overall

9.0

Entertainment

9.0

Food

8.8

Comfort

8.9

Crew

9.3

Boarding

9.0

Reviews

1 / 7
10.0
Excellent

ltulagan,Jun 2025

TPE - SEA

The whole trip was very pleasant from the crew, the food, the amenities during the flight.

Related info for your journey

Find useful and relevant information for your journey from Suvarnabhumi to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Seattle from Bangkok Suvarnabhumi?

    If you book a flight to Seattle from Bangkok Suvarnabhumi, you will be flying to Seattle/Tacoma Intl, which is the city’s only airport. Seattle/Tacoma Intl (SEA) is located 11.4 mi from the center of Seattle. There are 0 flights from Bangkok Suvarnabhumi to Seattle/Tacoma Intl per day from 10 different airlines.

  • What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to Seattle round-trip?

    According to our current data, Philippine Airlines ($638), STARLUX Airlines ($726), and China Airlines ($748) offers the cheapest pricing from Bangkok Suvarnabhumi Airport to Seattle. Philippine Airlines is currently priced 31% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to Seattle one-way?

    One-way options have recently been found by users for as low as $422 on Philippine Airlines. Other airlines that offer cheap prices include STARLUX Airlines from $437 and China Airlines from $445 one-way.

  • Where are the most common layover locations when flying from Bangkok Suvarnabhumi Airport to Seattle?

    Bangkok Suvarnabhumi Airport to Seattle flights have a layover in Taipei City most often. Taipei City is followed by Seoul in terms of the most popular layover location on flights from Bangkok Suvarnabhumi Airport to Seattle.

  • What are some popular things to do or see while on a layover in Taipei City?

    The majority of Taipei City visitors spend their time at Taipei 101, Shilin Night Market, and Raohe Street Night Market. Those on a layover in Taipei City interested in visiting Taipei 101, Shilin Night Market, or Raohe Street Night Market can do so by traveling 21.0 mi, 18.3 mi, and 21.6 mi, respectively from Taipei City Taiwan Taoyuan Intl. Travelers in need of a car in Taipei City can rent one for about $71 per day.

  • What are some popular points of interest to see during a layover in Seoul?

    Dongdaemun Market, Namdaemun Market, and Bukchon Hanok Village are the most popular attractions in Seoul if you're in need of something to do during your layover. Dongdaemun Market, Namdaemun Market, and Bukchon Hanok Village can be accessed by traveling approximately 31.6 mi, 29.8 mi, and 30.6 mi, respectively from Incheon Intl. Travelers can rent a car at Incheon Intl for an average daily rate of $76 to make sightseeing during their layover a little easier.

  • Where are the least popular layover locations for Bangkok Suvarnabhumi Airport to Seattle flights?

    Of the flights from Bangkok Suvarnabhumi Airport to Seattle that have layovers, the fewest flights stop in Tokyo. Tokyo is followed by Manila in terms of the least popular layover location on flights from Bangkok Suvarnabhumi Airport to Seattle.

  • Can I find deals for flights from Suvarnabhumi to Seattle that include hotel bookings?

    Yes. In addition to deals on Suvarnabhumi to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Suvarnabhumi to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Suvarnabhumi to Seattle.

  • Can I find deals for business class flights from Suvarnabhumi to Seattle?

    Yes. Cheapflights offers flight deals from Suvarnabhumi to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to Seattle?

    Currently, January is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Seattle (average of $238). Flying from Bangkok Suvarnabhumi Airport to Seattle in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

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Alternative routes for Suvarnabhumi to Seattle

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to Portland flights
Suvarnabhumi to Pasco flights
Suvarnabhumi to Spokane flights

Top 10 airlines flying from Suvarnabhumi to Seattle

Discover the top 10 airlines that operate flights from Suvarnabhumi to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$551Average$640FlexibilityNo cancel feeOn-time60%
Asiana AirlinesCheapest$649Average$834FlexibilityNo cancel feeOn-time76%
STARLUX AirlinesCheapest$739Average$902FlexibilityNo cancel feeOn-timeN/A
China AirlinesCheapest$793Average$862FlexibilityNo cancel feeOn-time70%
Korean AirCheapest$803Average$968FlexibilityNo cancel feeOn-time81%
DeltaCheapest$829Average$983FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$831Average$1,019FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$850Average$976FlexibilityNo cancel feeOn-time69%
ANACheapest$899Average$1,118FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$922Average$1,041FlexibilityNo cancel feeOn-time79%

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