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Flights from Seattle to Bangkok
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Find Seattle to Bangkok flights starting at CAD 457.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip
      • SEA11:00
        22h 45m
        1 stop
        BKK00:45
        Sat, Jan 18|Seattle - Bangkok|Korean Air
        CAD 457CAD 708
        35% OFF
        35% OFF
        CAD 708CAD 457

        Choose Korean Air flights from Seattle to Bangkok. The one-way connecting flight with Korean Air departs from Seattle-Tacoma International Airport on Sat, Jan 18, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 457 including taxes and charges.

      • SEA12:45
        20h 35m
        1 stop
        BKK00:20
        Wed, Jan 15|Seattle - Bangkok|Asiana Airlines
        CAD 526CAD 708
        26% OFF
        26% OFF
        CAD 708CAD 526

        Choose Asiana Airlines flights from Seattle to Bangkok. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Wed, Jan 15, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 526 including taxes and charges.

      • SEA12:45
        20h 35m
        1 stop
        BKK00:20
        Sat, Jan 18|Seattle - Bangkok|Asiana Airlines
        CAD 533CAD 708
        25% OFF
        25% OFF
        CAD 708CAD 533

        Choose Asiana Airlines flights from Seattle to Bangkok. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Sat, Jan 18, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 533 including taxes and charges.

      • SEA12:45
        20h 35m
        1 stop
        BKK00:20
        Thu, Jan 9|Seattle - Bangkok|Asiana Airlines
        CAD 540
        CAD 540

        Choose Asiana Airlines flights from Seattle to Bangkok. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Thu, Jan 9, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 540 including taxes and charges.

      • SEA12:45
        20h 35m
        1 stop
        BKK00:20
        Sat, Feb 1|Seattle - Bangkok|Asiana Airlines
        CAD 548
        CAD 548

        Choose Asiana Airlines flights from Seattle to Bangkok. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Sat, Feb 1, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 548 including taxes and charges.

      • SEA00:10
        18h 40m
        1 stop
        BKK09:50
        Tue, Feb 18|Seattle - Bangkok|China Airlines
        CAD 595
        CAD 595

        Choose China Airlines flights from Seattle to Bangkok. The one-way connecting flight with China Airlines departs from Seattle-Tacoma International Airport on Tue, Feb 18, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 595 including taxes and charges.

      • SEA12:45
        20h 35m
        1 stop
        BKK00:20
        Tue, Nov 26|Seattle - Bangkok|Asiana Airlines
        CAD 621
        CAD 621

        Choose Asiana Airlines flights from Seattle to Bangkok. The one-way connecting flight with Asiana Airlines departs from Seattle-Tacoma International Airport on Tue, Nov 26, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 621 including taxes and charges.

      • SEA11:00
        22h 45m
        1 stop
        BKK00:45
        Sat, Feb 1|Seattle - Bangkok|Korean Air
        CAD 623
        CAD 623

        Choose Korean Air flights from Seattle to Bangkok. The one-way connecting flight with Korean Air departs from Seattle-Tacoma International Airport on Sat, Feb 1, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 623 including taxes and charges.

      • SEA00:10
        18h 40m
        1 stop
        BKK09:50
        Mon, Nov 25|Seattle - Bangkok|China Airlines
        CAD 624
        CAD 624

        Choose China Airlines flights from Seattle to Bangkok. The one-way connecting flight with China Airlines departs from Seattle-Tacoma International Airport on Mon, Nov 25, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 624 including taxes and charges.

      • SEA15:15
        35h 55m
        1 stop
        BKK18:10
        Sun, Dec 1|Seattle - Bangkok|Delta Air Lines
        CAD 627
        CAD 627

        Choose Delta Air Lines flights from Seattle to Bangkok. The one-way connecting flight with Delta Air Lines departs from Seattle-Tacoma International Airport on Sun, Dec 1, arriving at Suvarnabhumi Airport. One-way Prices start from CAD 627 including taxes and charges.

      • SEA13:00
        3h 5m
        Nonstop
        BKK14:00
        Mon, Dec 2|Seattle - Bangkok|Korean Air
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from Seattle to Bangkok?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Find Cheapest Airlines Flying from Seattle to Bangkok

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Korean Air
From CAD 457
Asiana Airlines
From CAD 520
Frontier Airlines
From CAD 530
Alaska Airlines
From CAD 544
United Airlines
From CAD 594
Delta Air Lines
From CAD 594
China Airlines
From CAD 595
All Nippon Airways
From CAD 635
STARLUX Airlines
From CAD 639
Japan Airlines
From CAD 639

Find more flights and airlines

Alternative Routes for Seattle to Bangkok Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Seattle to Bangkok.

  • Cheapest
    Korean Air
    SEA
    11:00
    21h 20m
    1 transfer
    BKK
    23:20
    Seattle-Tacoma International Airport - Suvarnabhumi Airport
    Sat, Feb 15Korean Air
    CAD 457
  • United Airlines
    SEA
    12:55
    41h 35m
    2 transfer
    DMK
    21:30
    Seattle-Tacoma International Airport - Don Mueang International Airport
    Thu, Nov 28United Airlines
    CAD 608
  • Hahn Air
    LKE
    09:35
    34h 40m
    2 transfer
    BKK
    11:15
    Lake Union Sea Plane Base - Suvarnabhumi Airport
    Mon, Dec 30Hahn Air
    CAD 1,094
  • Hahn Air
    LKE
    09:35
    34h 40m
    2 transfer
    BKK
    11:15
    Lake Union Sea Plane Base - Suvarnabhumi Airport
    Mon, Dec 30Hahn Air
    CAD 1,094
    Find More Flights

FAQ

  • When are flight tickets from Seattle (SEA) to Bangkok (BKK) the cheapest?

    Airlines adjust prices for flights from Seattle to Bangkok based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from Seattle (SEA) to Bangkok (BKK) cost?

    According to Trip.com's data, the lowest price is around CAD 1,896.

  • What is the transportation method from the main airport to downtown in Bangkok?

    • The distance from Don Mueang International Airport to downtown is about 22km, by taxi about 40 minutes.
    • The distance from Suvarnabhumi Airport to downtown is about 24km, by taxi about 40 minutes.

  • How many airports in Bangkok (BKK)?

    There are 2 airport(s) in Bangkok (BKK): Suvarnabhumi Airport and Don Mueang International Airport.

How to find a cheap flight from Seattle to Bangkok

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Seattle to Bangkok. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information for Seattle to Bangkok Flights

Cheapest direct flight priceCAD 456
Off-season travel monthNovember
Peak season for travelAugust
Flight distance11,996.18km
Popular airlineAlaska Airlines

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