Cheap Flights from Bangkok to Seattle

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Compare Bangkok to Seattle flight deals

Find the cheapest month or even day of the year to fly to Seattle

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Flight deals from Bangkok to Seattle

Looking for a cheap last-minute deal or the best return flight from Bangkok to Seattle? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Bangkok to Seattle

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bangkok to Seattle flights are currently cheapest in November.

Alternative Bangkok to Seattle routes

Looking for the cheapest, fastest or easiest route from Bangkok to Seattle? You could fly into the following airports instead.

Bangkok to Seattle: Flight information

The things to know before you go.
Cheapest flight foundR 7,314
Cheapest month to flyNovember

Finding cheap flights from Bangkok to Seattle: Frequently asked questions

There are 4 airports in Seattle: Seattle Lake Union SPB, Seattle Boeing Fld, Seattle / Tacoma International, and Paine Field.
The best price we found for a return flight from Bangkok to Seattle is R 11,179. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Bangkok to Seattle. But we found flights with one or more stops from R 11,179.
As of March 2025, there are no flights flying from Bangkok to Seattle.
The cheapest month to fly from Bangkok to Seattle is usually March 2025.
If you're flying from Bangkok, the cheapest airport near Seattle is Seattle / Tacoma International – which is 19.5 km away from the centre of Seattle. We've found flights into this airport from R 11,179.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Bangkok to Seattle on Friday, 3 October 2025.
No airlines currently offer direct flights between Bangkok and Seattle. Most routes have one or more stops.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seattle is around 40 days in advance, so don’t leave your flight to the last minute.
In March, the average temperature is usually around 6°C. August is typically the warmest month in Seattle, when it usually averages around 23°C. You can expect the least rain in July. The coldest month is December, with temperatures averaging 0°C. The rainiest month is November.
The cheapest airline that flies to Seattle is Philippine Airlines .

Flying from Bangkok to Seattle: what you need to know

  • There are two main airports you can take off from in Bangkok. Explore your options leaving from Suvarnabhumi Airport (BKK) or Don Mueang International Airport (DMK) when searching for a flight from Bangkok to Seattle.

  • Seattle-Tacoma International Airport (SEA) and Lake Union Sea Plane Base (LKE) are Seattle's major gateways.

  • To ensure you get on your flight from Bangkok to Seattle, leave plenty of time to check in and find your gate. Turning up two hours before international departures and one hour before domestic flights is the general travel rule.

  • Travelling during a peak period like public or school holidays? Expect longer lines at security and check-in. To play it safe, arrive up to four hours before international flights and two hours before domestic departures.

  • You will need an embassy visa for United States if you hold a passport from Thailand and are visiting for tourism purposes. Visa and travel documentation requirements can be subject to change. So before you book your cheap flights from Bangkok to Seattle, check with your airline and your destination country's local consulate or embassy for the most recent updates.

Flying from Bangkok

Suvarnabhumi Airport (BKK)

  • Stopovers are the perfect opportunity to break up your trip — and perhaps even explore a different city. When searching for flights from Bangkok to Seattle departing from Suvarnabhumi Airport, uncheck the 'Direct flights only' box to see where you can stop along the way. Here are some options to consider:

    • Narita International Airport (NRT)

    • Taiwan Taoyuan International Airport (TPE)

    • Vancouver International Airport (YVR)

  • Located around 32 kilometres from the centre of Bangkok, BKK can be reached in approximately 35 minutes by car (depending on traffic). The journey on public transport takes roughly 1 hour and 6 minutes.

  • Want a hassle-free start to your holiday? Stay near Suvarnabhumi Airport. Whether you have an early flight from Bangkok to Seattle or want to avoid feeling rushed, these hotels are ideal:

Don Mueang International Airport (DMK)

  • Break up your flight from Bangkok to Seattle with a stop so you can stretch your legs or tick a new place off your list. Some top stopovers between Suvarnabhumi Airport and Seattle are:

    • Narita International Airport (NRT)

    • Taiwan Taoyuan International Airport (TPE)

    • Vancouver International Airport (YVR)

  • Using public transport, you can travel from central Bangkok to DMK in around 1 hour and 5 minutes. The airport is roughly 27 kilometres away, and making the journey by car takes approximately 30 minutes.

  • You're off on holiday, so why not extend it with an extra night away from home? Think about staying at one of these accommodation options near Don Mueang International Airport the day before your flight from Bangkok to Seattle:

Arriving in Seattle

Seattle-Tacoma International Airport (SEA)

Lake Union Sea Plane Base Airport (LKE)

How to find the cheapest flights from Bangkok to Seattle

  • R 7,314 is the best price for a one-way ticket from Bangkok to Seattle. Return flights start at R 11,179. These prices may change depending on demand and availability.

  • It's usually best to book ahead of time if you want to find cheap tickets from Bangkok to Seattle. That's because airlines change prices based on demand, which tends to rise closer to the departure date.

  • If you can be flexible with your trip dates, try using the 'Whole month' tool. It'll give you the lowest price in each month when looking for your ticket from Bangkok to Seattle.

  • Set up a Price Alert for cheap tickets from Bangkok to Seattle. You don't need to check every day to see if prices have fallen. We'll notify you the moment there's a change in price.

  • Play around with filters to find your ideal trip. To see the 'Cheapest,' 'Best' or 'Fastest' flights from Bangkok to Seattle, use the 'Sort by' function. You can also filter results by airline, departure and arrival times, and number of stops.

Best time to go to Seattle

  • July is the most popular month for flights from Bangkok to Seattle. To avoid the crowds, visit Seattle in May.

  • Lock in your flight from Bangkok to Seattle for August if you'd like to experience the city during its warmest month. Expect temperatures in Seattle to range from 12ºC to 28ºC.

  • If you like cooler conditions, book a cheap ticket from Bangkok to Seattle in February when temperatures average between -1ºC and 11ºC.

More about Seattle

Complete your Seattle trip with a car rental

  • Browse our range of car rentals once you've found your hotel and cheap flight from Bangkok to Seattle. Whether you're after an SUV, a compact ride or something that makes a statement, you can compare companies in one go to find the perfect deal.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.