Cheap flights from St. Louis, MO to Chiang Mai, Thailand
Choose between Alaska Airlines, Thai AirAsia, or Thai Airways to find the best price
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Tips to know when travelling to Chiang Mai
Most popular airline | Alaska Airlines |
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The most popular airlines for this route are Alaska Airlines, Thai AirAsia, Thai Airways, VietJet Air, and EVA Air. St. Louis and Chiang Mai have 128 direct flights per week.
Check-in for a flight from St. Louis to Chiang Mai
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
---|---|---|---|---|
Alaska Airlines | ASA | AS | No | Opens 24 days before flight Closes 1 hours before flight |
Thai AirAsia | AIQ | FD | No | 0 0 |
Thai Airways | THA | TG | No | 0 0 |
VietJet Air | VJC | VJ | Yes | No |
EVA Air | EVA | BR | Yes | 0 0 |
Weather in Chiang Mai
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 29°C | 15°C |
February | 33°C | 17°C |
March | 36°C | 21°C |
April | 37°C | 24°C |
May | 35°C | 24°C |
June | 31°C | 23°C |
July | 30°C | 22°C |
August | 30°C | 22°C |
September | 30°C | 22°C |
October | 30°C | 20°C |
November | 30°C | 19°C |
December | 28°C | 16°C |
14 day forecast
Frequently asked questions
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