Flights from Seattle to Chiang Mai – Airlines & connecting routes
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SEA to CNX – All flight route options from Seattle Tacoma International, Washington, USA to Chiang Mai Intl, Thailand. These flights are operated by 10 different airlines through 2 different connections. The shortest flight time is 18 hours and 48 minutes. See the full flight schedule and time table, including departure times, airlines and stopover details to find the best option for you.
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Seattle to Chiang Mai flights
With over 188 flights every week and 2 different airlines you have a wide range of options. While flying to Chiang Mai from Seattle you will be doing a stopover in either Seoul (ICN) or Taipei (TPE).
Are there any non-stop flights from SEA to CNX?
There are no direct or non-stop flights from Seattle Tacoma International, SEA to Chiang Mai Intl, CNX.
Seattle to Chiang Mai with Korean Air
If you fly from Seattle with Korean Air you will do a stopover in Seoul, ICN before reaching Chiang Mai. This flight trip will take 19 hours and you can fly every weekday with departures at 11:00 am, 12 noon or 1:00 pm. Korean Air is a member of SkyTeam.
Distance & flight times: Seattle Airport to Chiang Mai Intl
The shortest flight time between SEA and CNX is 19 hours and 5 minutes.
Via | Total flight time | Layover time | Distance |
---|---|---|---|
ICN Seoul | 19h 5m | 1h 55m | 7344 miles (11816 km) |
TPE Taipei | 19h 15m | 2h 15m | 7593 miles (12217 km) |


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From Seattle to Thailand
Below is a list of other destinations to Thailand from Seattle Tacoma International with either direct flights or 1 stop connections.
From USA to Chiang Mai
Below is a list of other cities in USA with flights to Chiang Mai with either non-stop or connecting flights.