Route Price Intelligence
Cheap Flights From Portland to Chiang Mai
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$1,185
Great Deal
Under $1,135
Typical Range
$1,135 – $1,352
Lowest We've Seen
$803
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$1,173
Feb
$1,191
Mar
$1,196
Apr
$1,191
May
$1,231
Jun
$1,709
Jul
$1,457
Aug
$1,151
Sep
$1,151
Oct
$1,123
Nov
$1,164
Dec
$1,641
Cheapest Average Expensive
Best Time to Fly from Portland to Chiang Mai
The cheapest time to fly from Portland to Chiang Mai is typically October, when fares average around $1,123. The most expensive month tends to be June at around $1,709. For the best deals, consider flying in October, August, September.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route
Cheapest month: September19,161 fares analyzedTypical low: $955