Route Price Intelligence
Cheap Flights From St. Louis to Chiang Mai
Live pricing benchmarks, monthly patterns, and historical lows for this route.
🔥 Fire DealFound 3d ago
$1,113Phenomenal Thailand opportunity! Bangkok Airways has St. Louis to Chiang Mai for just $1,113 roundtrip - an incredible 68% off! Northern Thailand's cultural heart awaits.
✓ 5 date combinations found at this price
Search Google FlightsTypical Price
$3,414
Deals From
$1,388
Usually Costs
$1,388 – $3,798
Lowest We've Seen
$931
Based on 8,319 price pointshigh confidence
Monthly Price Guide
Jan
$1,329
Feb
$1,338
Mar
$1,189
Apr
$1,126
May
$3,513
Jun
$3,954
Jul
$6,267
Aug
$3,593
Sep
$3,534
Oct
$4,433
Nov
$1,586
Dec
$4,378
Cheapest Average Expensive
Best Time to Fly from St. Louis to Chiang Mai
The cheapest time to fly from St. Louis to Chiang Mai is typically April, when fares average around $1,126. The most expensive month tends to be July at around $6,267. For the best deals, consider flying in April, March, January.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $93160 price checksWorst: $1,245