BKK - SEA

₹ 45,857 Find Cheap Flights from Bangkok to Seattle – Compare and Save

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Everything you should know

Cheapest return flight
₹ 76,332
Typical prices: ₹ 72,465-₹ 91,052
Delta
Mon 29/10Mon 26/11
BKK - SEA • 1 stop
Cheapest one-way flight
₹ 45,857
Typical prices: ₹ 48,529-₹ 67,664
Korean Air
Sat 8/12
BKK - SEA • 1 stop
Direct flights
There are currently no direct flights between Bangkok Suvarnabhumi Airport and Seattle. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
in advance
Our data shows that travellers who book at least 16 weeks in advance save around 28% compared to booking last minute.
Insights
Insights
When to travel
Cheapest • 13% price drop
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Cheapest • Avg ₹ 61,702 (return)
Shortest trip • 18h 09m (one-way)
Insights
Insights
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Seattle!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Bangkok to Seattle (BKK-SEA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Suvarnabhumi to Seattle

Thu, 29 Oct - Thu, 26 Nov
Delta Logo
01:05 - 12:51BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
25h 46m1 stop Incheon Intl
Delta Logo
12:30 - 23:05SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
19h 35m1 stop Incheon Intl
₹ 76,332Delta
Tue, 17 Nov - Tue, 1 Dec
Delta Logo
21:40 - 11:51BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
29h 11m1 stop Incheon Intl
Delta Logo
12:35 - 00:20SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
20h 45m1 stop Incheon Intl
₹ 76,524Delta
Mon, 2 Nov - Fri, 27 Nov
Delta Logo
21:40 - 11:51BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
29h 11m1 stop Incheon Intl
Delta Logo
12:30 - 21:30SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
42h 00m1 stop Incheon Intl
₹ 76,716Delta
Sat, 31 Oct - Fri, 27 Nov
Korean Air Logo
01:05 - 10:05BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
23h 00m1 stop Incheon Intl
Korean Air Logo
11:00 - 21:30SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
19h 30m1 stop Incheon Intl
₹ 76,909Korean Air
Thu, 18 Mar - Mon, 29 Mar
Delta Logo
01:05 - 12:51BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
25h 46m1 stop Incheon Intl
Delta Logo
13:05 - 21:45SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
18h 40m1 stop Incheon Intl
₹ 77,005Delta
Sat, 19 Dec - Fri, 1 Jan
Korean Air Logo
09:50 - 14:10BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
19h 20m1 stop Incheon Intl
Korean Air Logo
00:10 - 23:05SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
31h 55m1 stop Incheon Intl
₹ 77,389Korean Air
Tue, 13 Oct - Mon, 5 Apr
China Airlines Logo
10:50 - 19:15BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
22h 25m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
01:15 - 09:45SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
18h 30m1 stop Taipei City Taiwan Taoyuan Intl
₹ 77,870China Airlines
Sat, 31 Oct - Sun, 29 Nov
China Airlines Logo
17:50 - 19:10BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
15h 20m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
00:10 - 09:50SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
18h 40m1 stop Taipei City Taiwan Taoyuan Intl
₹ 77,966China Airlines
Tue, 13 Oct - Mon, 26 Oct
China Airlines Logo
10:50 - 19:15BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
22h 25m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
01:10 - 16:45SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
25h 35m1 stop Taipei City Taiwan Taoyuan Intl
₹ 78,062China Airlines
Tue, 13 Oct - Mon, 26 Oct
China Airlines Logo
10:50 - 19:15BKK  Bangkok Suvarnabhumi-SEA Seattle/Tacoma Intl
22h 25m1 stop Taipei City Taiwan Taoyuan Intl
China Airlines Logo
01:10 - 16:45SEA  Seattle/Tacoma Intl-BKK Bangkok Suvarnabhumi
25h 35m1 stop Taipei City Taiwan Taoyuan Intl
₹ 78,159China Airlines
Booking Insights

Price, demand, and travel trends for Bangkok Suvarnabhumi Airport to Seattle flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

How much is a return flight from Bangkok Suvarnabhumi Airport to Seattle?

Return flights from Bangkok Suvarnabhumi Airport to Seattle typically range from ₹ 72,465 to ₹ 91,052. The lowest price found in the past 5 days was ₹ 76,332 on Delta.

What's the cheapest day of the week to fly from Bangkok Suvarnabhumi Airport to Seattle?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Bangkok Suvarnabhumi Airport to Seattle. It’s 4% cheaper than the average day, while Saturday is the most expensive, with prices 12% higher.

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

•March is the cheapest month to fly from Bangkok Suvarnabhumi Airport to Seattle at ₹ 69,699 return.
•August (₹ 94,309) and January (₹ 86,042) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 35% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Bangkok Suvarnabhumi Airport to Seattle the cheapest?

Flights from Bangkok Suvarnabhumi Airport to Seattle are cheapest 16 weeks before departure. Booking in this window typically costs about 28% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Key details for Bangkok Suvarnabhumi Airport to Seattle flights

Low season

September

Cheapest flight

₹ 45,857
Beat the crowds with an average 52% drop in traveller numbers.
The most popular month to fly with an average 101% increase in traveller numbers.
One-way flight from Bangkok Suvarnabhumi Airport to Seattle

When to book flights from Suvarnabhumi to Seattle

Are your dates flexible? Find out the best times to travel from Suvarnabhumi to Seattle based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Bangkok Suvarnabhumi Airport to Seattle flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from Bangkok Suvarnabhumi Airport to Seattle?

    Only Economy class is available on flights from Bangkok Suvarnabhumi Airport to Seattle.

  • How long is a flight from Bangkok Suvarnabhumi Airport to Seattle?

    A direct flight from Bangkok Suvarnabhumi Airport to Seattle takes 00m, covering 19,277 km.

  • Do I need a passport to fly from Bangkok Suvarnabhumi Airport to Seattle?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a Bangkok Suvarnabhumi Airport to Seattle flight?

    Return flights from Bangkok Suvarnabhumi Airport to Seattle range from ₹ 72,465 to ₹ 91,052, with an average of ₹ 80,273 over the past 12 months. Anything below ₹ 72,465 counts as a good deal.

  • How expensive are last-minute Bangkok Suvarnabhumi Airport to Seattle flights?

    Last-minute fares on this route (booked within two weeks of departure) run 19% above the ₹ 80,273 route average. Book 16 weeks before departure for the lowest fares.

  • Have flight prices from Bangkok Suvarnabhumi Airport to Seattle changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ₹ 76,332 to ₹ 478,392. That means the highest observed fare was about 6x higher than the lowest one.

  • How are flight prices from Bangkok Suvarnabhumi Airport to Seattle looking right now?

    One-way fares from Bangkok Suvarnabhumi Airport to Seattle are currently lower than usual. Average one-way flight prices are about ₹ 49,529, which is 10% below the typical average for this route.

  • Which car hire options are available at Seattle/Tacoma Intl Airport (SEA)?

    Seattle/Tacoma Intl Airport (SEA) hosts 5 major car rental companies, with daily rates starting from around ₹ 362 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Budget
    • Dollar

  • Which airports can I use when flying from Bangkok Suvarnabhumi Airport to Seattle?

    Flights from Bangkok Suvarnabhumi Airport to Seattle usually depart from Bangkok Suvarnabhumi (BKK) and arrive at Seattle/Tacoma Intl (SEA).

  • Which airports do connecting flights from Bangkok Suvarnabhumi Airport to Seattle pass through?

    One-stop flights from Bangkok Suvarnabhumi Airport to Seattle most commonly connect through:

    • Incheon Intl (ICN) – 44% of one-stop connections
    • Taipei City Taiwan Taoyuan Intl (TPE) – 42% of one-stop connections
    • Manila Ninoy Aquino Intl (MNL) – 7% of one-stop connections
    • Tokyo Haneda (HND) – 3% of one-stop connections

  • Can I save money by using flexible dates for flights from Bangkok Suvarnabhumi Airport to Seattle?

    Yes. Flexible dates can save you up to 14% on flights from Bangkok Suvarnabhumi Airport to Seattle. Tuesday is the cheapest departure day at ₹ 77,486 return on average, while Saturday is the most expensive at ₹ 89,983, a difference of ₹ 12,498.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from Bangkok Suvarnabhumi Airport to Seattle?

    Flying via Vancouver Intl (YVR) gives the shortest average 1-stop total travel time of 18h 09m, compared to 18h 20m via Taipei City Taiwan Taoyuan Intl (TPE) and 19h 20m via Hong Kong Intl (HKG).

  • What is the time difference between Bangkok Suvarnabhumi Airport and Seattle?

    Seattle is 14 hours behind Bangkok Suvarnabhumi Airport (Pacific Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Seattle?

    Some of the most popular sights in Seattle are University of Washington, Pike Place Market, and Washington State Convention Center. These are among the most viewed places in Seattle on KAYAK.

  • What is the carry-on policy on airlines from Bangkok (BKK) to Seattle (SEA)?

    First and business-class flyers with Qatar Airways are allowed two pieces of baggage not weighing more than 33 lbs. Economy class ticket holders can bring only one piece of baggage not weighing more than 15 lbs. Korean Airlines flyers in Prestige or first-class cabins can bring two pieces of baggage not weighing more than 40 lbs. Travelers in economy class cabins are allowed one piece of baggage and one personal item. They should not weigh more than 22 lbs.

  • Which airlines fly sustainably from Bangkok to Seattle?

    The average amount of carbon emissions released by each passenger is around 13,865 pounds. Japan Airlines and Air Canada are the most sustainable airlines flying to Seattle from Bangkok. They offset 49% of their carbon emissions. Environmentally conscious passengers can book flights with these airlines.

  • What are the benefits of upgrading to a higher cabin class?

    Air Canada offers wider and more spacious seats to passengers flying in business-class cabins. Additionally, they benefit from priority check-ins and boarding, additional baggage allowances, and in-flight food or beverages. Business-class passengers on American Airlines will benefit from big, flat beds with integrated massage functions and a priority security line.

  • What is the cancellation policy for airlines flying from Bangkok to Seattle?

    If you purchased your ticket at least two days before departure, you have up to 24 hours from the initial purchase to request a refund. All ticket types are subject to the 24-hour refund policy, but you must cancel the trip to receive a refund. Group block reservations are not eligible for the 24-hour refund.

Your guide to booking Bangkok Suvarnabhumi Airport to Seattle flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Saturday. On this route, Tuesday flights average ₹ 77,486, about ₹ 12,498 less than Saturday fares (14% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 16 weeks before you fly. On this route, that window historically saves about 28% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Bangkok Suvarnabhumi Airport to Seattle trip for March. Fares historically average ₹ 69,699 return in that month – typically ₹ 24,611 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Seattle/Tacoma Intl Airport.

    • Seattle Airport Marriott
    • Coast Gateway Hotel
    • Fairfield by Marriott Inn & Suites Seattle Sea-Tac Airport
  • Seattle-Tacoma International Airport (SEA) is about one mile south of downtown Seattle. Incoming passengers into SEA can access different cities within close proximity to Seattle, which the airport serves. Some of these cities include Burien, Tukwila, Kirkwood, and Tacoma.
  • All car rental facilities operating at SEA are off-site, but a free shuttle offers transport services to the rental facilities. The shuttle stations are on the south and north ends, at the passenger pickup area on the lower road on the baggage claim level. Some car rental agencies you will access include National, Payless, Thrifty, Avis, and Hertz.
  • Air China allows passengers to travel with checked live animals like pets. However, they are not allowed into the cabins. They are required to travel in the cargo compartment as checked baggage. Cats and dogs not older than eight weeks, pregnant, and lactating are not accepted. Asiana Airlines allows adults to bring one pet into the cabin and two pets as checked baggage.
  • Upon request at Eva Air's reservation office, passengers can request check-in or onboard special attention. Passengers with reduced mobility can also access wheelchair services. Asiana Airlines allows service dogs into the cabin to accompany passengers with visual and hearing impairments, free of charge. Service dogs must have the appropriate documentation, such as health vaccination certificates.
  • Eva Air requires adult passengers traveling with two infants or children to book a seat for one using an approved child car seat. Air Canada offers pre-board services to passengers with children under the age of six years before general boarding.

More options for your flight from Suvarnabhumi to Seattle