Route Price Intelligence
Cheap Flights From Boston to San Antonio
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$348
Deals From
$319
Usually Costs
$319 – $359
Lowest We've Seen
$149
Based on 8,440 price pointshigh confidence
Monthly Price Guide
Jan
$324
Feb
$292
Mar
$281
Apr
$282
May
$303
Jun
$324
Jul
$319
Aug
$299
Sep
$299
Oct
$319
Nov
$309
Dec
$377
Cheapest Average Expensive
Best Time to Fly from Boston to San Antonio
The cheapest time to fly from Boston to San Antonio is typically March, when fares average around $281. The most expensive month tends to be December at around $377. For the best deals, consider flying in March, April, February.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $14980 price checksWorst: $300