Cheap flights from Chiang Mai, Thailand to Portland, OR
Flights starting at £381. Choose between Alaska Airlines, Philippine Airlines, or Thai AirAsia to find the best price.
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Tips to know when travelling to Portland
Cheapest one-way trip | £444 |
---|---|
Cheapest round-trip | £907 |
Average round-trip | £1,117 |
Includes rare itinerary | |
Most popular airline | Alaska Airlines |
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The most popular airlines for this route are Alaska Airlines, Philippine Airlines, Thai AirAsia, VietJet Air, and ZIPAIR. Chiang Mai and Portland have 346 direct flights per week.
Check-in for a flight from Chiang Mai to Portland
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 |
Philippine Airlines | PAL | PR | Yes | 0 0 |
Thai AirAsia | AIQ | FD | No | 0 0 |
VietJet Air | VJC | VJ | Yes | No |
ZIPAIR | TZP | ZG | Yes | No |
Weather in Portland
Average Weather
Month | Average monthly max temperature | Average monthly min temperature |
January | 8°C | 2°C |
February | 8°C | 2°C |
March | 11°C | 3°C |
April | 14°C | 5°C |
May | 19°C | 8°C |
June | 23°C | 10°C |
July | 28°C | 13°C |
August | 28°C | 14°C |
September | 24°C | 12°C |
October | 17°C | 8°C |
November | 10°C | 4°C |
December | 7°C | 2°C |
14 day forecast
Frequently asked questions
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Flights from Chiang Mai
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