Cheap flights from Seattle to Bangkok

Round-trip
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Seattle (SEA)
Bangkok (BKK)
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How to find the cheapest flight from
Seattle (SEA) to Bangkok (BKK)

All the information you need to plan the best SEA to BKK flight in 2021: compare Seattle to Bangkok flight prices with the expected peak season, weather and rainfall in Bangkok.
SEA - TH1
Price
C$ 816 - C$ 1,534
TH1
Temperature
32 - 36 °C
TH1
Rainfall
10 - 308 mm

Popular in

December

High demand for flights, 38% potential price rise

Cheapest in

May

Best time to find cheap flights, 14% potential price drop

Average price

C$ 1,096

Average for round-trip flights in June 2021

Round-trip from

C$ 816

From Seattle to Bangkok

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from Seattle to Bangkok?

Users have found that flying from Seattle to Bangkok on a Thursday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

How far in advance should I book a flight from Seattle to Bangkok?

To save on the cost of your flight from Seattle to Bangkok, book at least 46 days before your planned departure. Booking around this time can save you about 12% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 1,126 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 1,126.

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

November is one of the best times of the year to fly to Bangkok from Seattle. Prices for November average C$ 1,086 per person but you can even find prices for as low as C$ 739. The most expensive prices can be found in the month of December. Opting for a November flight can save you 42% on your journey compared to booking in November

When is the cheapest time to fly from Seattle to Bangkok (SEA - TH1)?

When flying from Seattle to Bangkok, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 12% versus a flight in the afternoon.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Seattle</span> to <span class="emphasized">Bangkok</span> flights.

Flight FAQs

From Seattle to Bangkok

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

Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Bangkok. On average, Seattle/Tacoma Intl has 0 outbound flights to Bangkok per day from 1 airline. Seattle/Tacoma Intl is conveniently located just 18.4 km from Seattle’s city centre.

Is Seattle weather warmer or cooler than Bangkok?

You can imagine temperatures to be in the 36 °C range in April. The weather in Bangkok is generally hotter than Seattle's. As flight availability is subject to become more limited as peak season approaches it is ideal to book in a timely manner.

Destination information for Bangkok

Things to know before you go - useful duration and weather info for your trip from Seattle to Bangkok.
Today's exchange rate
C$ 1 = ฿25.20
Average temperature for June in Bangkok
34.0 °C
Avg rainfall for June in Bangkok
150.0 mm

Airports servicing Seattle

Airports servicing Bangkok

Bangkok Suvarnabhumi (BKK)
Bangkok Don Mueang Intl (DMK)
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