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Cheap flights from Portland (PDX) to Chiang Mai (CNX)

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How to find the cheapest flight from Portland (PDX) to Chiang Mai (CNX)

How to find the cheapest flight from Portland (PDX) to Chiang Mai (CNX)
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How to find the cheapest flight from Portland (PDX) to Chiang Mai (CNX)
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How to find the cheapest flight from Portland (PDX) to Chiang Mai (CNX)
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Cheap flights from Portland to Chiang Mai in August , September 2026

25 Aug - 01 Sep $ 1,211.00
PDX
Portland
Alaska Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
2 STOPS
PDX
Portland
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29 Aug - 07 Sep $ 1,601.00
PDX
Portland
Alaska Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
2 STOPS
PDX
Portland
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29 Aug - 07 Sep $ 2,065.00
PDX
Portland
Alaska Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Alaska Airlines
2 STOPS
PDX
Portland
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Last minute flights from Portland to Chiang Mai

24 Aug - 01 Sep $ 1,265.00
PDX
Portland
Starlux Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Starlux Airlines
3 STOPS
PDX
Portland
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24 Aug - 01 Sep $ 1,271.00
PDX
Portland
Starlux Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Starlux Airlines
3 STOPS
PDX
Portland
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26 Aug - 01 Sep $ 1,272.00
PDX
Portland
Starlux Airlines
2 STOPS
CNX
Chiang Mai
CNX
Chiang Mai
Starlux Airlines
3 STOPS
PDX
Portland
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One-way flights to Chiang Mai from Portland

7:45 PM - 7:35 AM
Thai Vietjet
2 Stops
23h 15m
PDX - CNX
$ 559
Kiwi
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7:45 PM - 7:25 AM
Air Canada
2 Stops
23h
PDX - CNX
$ 569
Kiwi
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7:45 PM - 7:25 AM
Air Canada
2 Stops
23h
PDX - CNX
$ 579
Kiwi
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How to find the cheapest flight from Portland (PDX) to Chiang Mai (CNX)

Related info for your journey
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How to find the cheapest flight from Portland (PDX) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Portland (PDX) to Chiang Mai (CNX)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.