Route Price Intelligence
Cheap Flights From St. Louis to Boise
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$407
Great Deal
Under $369
Typical Range
$369 – $443
Lowest We've Seen
$177
Based on 271 price pointshigh confidence
Monthly Price Guide
Jan
$336
Feb
$342
Mar
$439
Apr
$407
May
$407
Jun
$407
Jul
$407
Aug
$407
Sep
$360
Oct
$374
Nov
$412
Dec
$351
Cheapest Average Expensive
Best Time to Fly from St. Louis to Boise
The cheapest time to fly from St. Louis to Boise is typically January, when fares average around $336. The most expensive month tends to be March at around $439. For the best deals, consider flying in January, February, December.
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: October8,605 fares analyzedTypical low: $426
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Abidjan(ABJ)Albuquerque(ABQ)Acapulco(ACA)Accra(ACC)Addis Ababa(ADD)Adelaide(ADL)Malaga(AGP)Aguascalientes(AGU)Auckland(AKL)Albany(ALB)Algiers(ALG)Ahmedabad(AMD)Amman(AMM)Amsterdam(AMS)Anchorage(ANC)Stockholm(ARN)Asuncion(ASU)Athens(ATH)Atlanta(ATL)Aruba(AUA)Abu Dhabi(AUH)Austin(AUS)Bahrain(BAH)Barcelona(BCN)