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  1. Flights
  2. Thailand
  3. Bangkok
  4. Seattle - Bangkok

Flights from Seattle to Bangkok

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Explore the best deals

Discover the cheapest flights from Seattle to Bangkok
Filter by
Fri, Dec 25 - Thu, Dec 31
BR
BRDirect
SEA - BKK
BR
BRDirect
BKK - SEA
1784€
1734€
Prime price per passenger
Tue, Jan 12
SQ
SQDirect
SEA - BKK
323€
310€
Prime price per passenger
Mon, Dec 28
CI
CIDirect
SEA - BKK
550€
526€
Prime price per passenger
Thu, Dec 17
TK
TKDirect
SEA - BKK
917€
880€
Prime price per passenger
The prices shown on this page were available within the last 20 days for the specified periods and should not be considered the final price offered. Please note that availability and prices are subject to change.

Cheapest time to fly from Seattle to Bangkok

If you’re planning to fly this route soon, keep in mind that the lowest fares are usually available in the middle of November. Take advantage of this period to save on your flight tickets and make the most of your trip. Please note that prices may change after your search.
Filter by
week: Nov 9 - Nov 15
Flights from just €317
€333
€739
€325
€317
€418
€347
€322
OctoberNovemberJanuary
Distance: 11,980 km
Seattle airports
Seattle-Tacoma International Airport (SEA)How far from city centre: 18 km
Bangkok airports
Suvarnabhumi Airport (BKK)How far from city centre: 29 km
Don Mueang International Airport (DMK)How far from city centre: 21 km

Book your flight from Seattle to Bangkok

Find direct and indirect flights from Seattle to Bangkok (Thailand) with eDreams. Once you have your results, sort them by schedule or price and book the option that best suits your plans.

The lowest fare booked on this route in recent days was €310, though the price you see will depend on your travel dates and departure times.

A direct flight from Seattle to Bangkok takes around 19 h and 30 m, while indirect flights will take longer.

Airports and airlines connecting Seattle and Bangkok

Knowing where you set off from and where you arrive helps you organise your journey better. Consider the available airports and compare the different airlines operating on this route.

  • Departure airport: Seattle-Tacoma International Airport (SEA)
  • Arrival airport: Suvarnabhumi Airport (BKK)

Weather in Bangkok

The best time to visit may depend on your preferred climate. In Bangkok, the average temperature floats around 34ºC in the warmest months and 22ºC in the coldest ones. Keep this in mind when packing and planning any outdoor activities.

  • Highs: up to 35ºC
  • Lows: down to 21ºC
  • Hottest month: April
  • Coldest month: December
  • Driest month: January
  • Wettest month: September

How to save when flying from Seattle to Bangkok

A few tips for finding cheaper flights from Seattle to Bangkok:

  • Flexible dates: compare fares for two or three different departure days. Leaving a day earlier or later can make a noticeable difference to the price.
  • Baggage allowance: check what each fare includes before you book, so you aren't caught out by extra charges at the airport.
  • Airports on your route: confirm which airports you depart from and land at, especially if the city has more than one. This will help you plan your transfer and work out the total cost of getting around.

Looking for a bigger saving? Book a Flight + Hotel package to combine both in one booking and unlock exclusive discounts on your stay in Bangkok. You can also save on a hire car by including it with your booking.

Frequently asked questions about flights from Seattle to Bangkok

On average, what is the price of a Seattle to Bangkok flight?
When flying from Seattle to Bangkok the average price will be €915. However, this price is dependant on several other factors like seasonality or the time in advance taken when booking the route.
For flights from Seattle to Bangkok, how can I find the cheapest price?
On eDreams we use machine learning to find the most economical flight between Seattle and Bangkok. By taking into account the combinations of airlines, stopovers, direct flights as well as the various criteria for the journeys, our search engine allows us to offer our customers the best price under the best conditions.
When booking, when is the best time to do so in order to get the best prices for Seattle to Bangkok flights?
The most popular month for flights from Seattle to Bangkok are: August, November and December.
When is the best time to travel from Seattle to Bangkok?
A good period of the year to visit Bangkok from Seattle really depends on lots of personal preferences, price being one of the main criteria When it comes to popularity, October is the best month to fly to Bangkok from Seattle, basedd on searches from our customers, followed by December and January. If you prefer to avoid the busy season and get away from the crowds April, May and June are the months with fewer searches for the route Seattle -  Bangkok.
What is the duration of a flight from Seattle to Bangkok?
Flight time, on average, from Seattle to Bangkok is usually 18 h and 10 m on average, at an average distance of 11,979.72 km, for flights for the route (which may have 1 or more stops in other cities in between).
What is the weather like in Bangkok compared to Seattle?
The average temperature in Seattle is 18º degrees in summer. Bangkok reaches 30º during the hot season. In winter, however, temperatures are around 27º degrees in Bangkok, compared to the 6º average degrees in Seattle.

Plan your trip

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