Route Price Intelligence
Cheap Flights From Chicago to San Antonio
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$367
Great Deal
Under $321
Typical Range
$321 – $387
Lowest We've Seen
$122
Based on 329 price pointshigh confidence
Monthly Price Guide
Jan
$367
Feb
$372
Mar
$407
Apr
$510
May
$266
Jun
$270
Jul
$315
Aug
$341
Sep
$367
Oct
$368
Nov
$382
Dec
$381
Cheapest Average Expensive
Best Time to Fly from Chicago to San Antonio
The cheapest time to fly from Chicago to San Antonio is typically May, when fares average around $266. The most expensive month tends to be April at around $510. For the best deals, consider flying in May, June, July.
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: August43,649 fares analyzedTypical low: $345