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How to get from Bangkok to Seattle

No nonstop flights. The fastest way is via Vancouver: about 16h 50m including the connection. Other options: via Taipei, Hong Kong, Tokyo and Shanghai. Two tickets from $572.

Flights from Bangkok to Seattle

Pick a departure date to see flights and seller prices

We search agencies and airlines for your day: nonstop and connecting flights, baggage, departure and arrival times.

Filters

Best fares from Bangkok to Seattle

Lowest one-way prices found by recent searches for the next 120 days; press a card to search that date

Cheapest one-way $454 24 January 2027, with a connection Cheapest month January 2027 tickets from $454

Where to connect

Options with one connection, fastest first

fastest, via Vancouver
16h 50m
two tickets, via Shanghai
$572
connection options
5
straight-line distance
7,444 mi (11,980 km)
fastest
Via Vancouver
Canada
16h 50m
with the connection
Bangkok to Vancouver flight 13h 30m
Connection of about 3h
Vancouver to Seattle flight 20m
two ticketsfrom $990
Via Taipei
Taiwan
17h 25m
with the connection
Bangkok to Taipei flight 3h 45m
Connection of about 3h
Taipei to Seattle flight 10h 40m
Via Hong Kong
Hong Kong
17h 35m
with the connection
Bangkok to Hong Kong flight 2h 55m
Connection of about 3h
Hong Kong to Seattle flight 11h 40m
Via Tokyo
Japan
18h 10m
with the connection
Bangkok to Tokyo flight 6h 5m
Connection of about 3h Arrival: Haneda, Narita International. Departure to Seattle: Haneda, Narita International.
Tokyo to Seattle flight 9h 5m
two ticketsfrom $998
Via Shanghai
China
18h 22m
with the connection
Bangkok to Shanghai flight 4h 20m
Connection of about 3h
Shanghai to Seattle flight 11h 2m
two ticketsfrom $572

One ticket or two

How the options are calculated and what to keep in mind at the connection

Flight times come from the nonstop schedule (estimated from the distance where there is no schedule), with 3h allowed for the connection. The price of an option is the sum of the lowest known fares for each leg; their dates may not match, so treat it as a guide. The search shows tickets for your dates, including connections on a single ticket.

When to visit Seattle

Weather by month

Best time to visit: May, June, July, August and September, +17° to +25° by day. In November it is +10° by day and +5° at night, with 17 rainy days.

Jan
+8° +2° 16 days
Feb
+8° +2° 14 days
Mar
+11° +4° 15 days
Apr
+13° +6° 14 days
May
+17° +9° 11 days
Jun
+21° +12° 7 days
Jul
+25° +15° 1 days
Aug
+25° +15° 6 days
Sep
+21° +13° 7 days
Oct
+15° +9° 14 days
Nov
+10° +5° 17 days
Dec
+8° +4° 20 days

Daytime and night temperatures in °C, rainy days. Months with the most comfortable weather are in green. Long-term averages.

Nearest nonstop flights

The closest you can get without a connection

Frequently asked questions

Is there a nonstop flight from Bangkok to Seattle?
There are no nonstop flights in the schedule. You will need a connection, the fastest is via Vancouver.
What is the fastest way to fly from Bangkok to Seattle?
Via Vancouver: 13h 30m to the connection, 20m after it, about 16h 50m in total with 3h for the connection.
How much does a flight from Bangkok to Seattle with a connection cost?
Two nonstop tickets via Shanghai from $572. This is the sum of the lowest known prices for each leg, and their dates may not match.
Which cities can you connect in between Bangkok and Seattle?
Vancouver (16h 50m total), Taipei (17h 25m total), Hong Kong (17h 35m total), Tokyo (18h 10m total) and Shanghai (18h 22m total).
How far is Seattle from Bangkok?
7,444 mi (11,980 km) in a straight line between the cities.
How much time should I allow for the connection?
The options allow 3h. On a single ticket the carrier is responsible for the connection; on separate tickets you set the margin yourself, allowing time to collect and re-check your bags.