Route Price Intelligence
Cheap Flights From Boston to San Antonio
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$309
Deals From
$281
Usually Costs
$281 – $319
Lowest We've Seen
$149
Based on 542 price pointshigh confidence
Monthly Price Guide
Jan
$299
Feb
—
Mar
—
Apr
$318
May
$306
Jun
$318
Jul
$308
Aug
$299
Sep
$278
Oct
$299
Nov
$309
Dec
$325
Cheapest Average Expensive
Best Time to Fly from Boston to San Antonio
The cheapest time to fly from Boston to San Antonio is typically September, when fares average around $278. The most expensive month tends to be December at around $325. For the best deals, consider flying in September, October, January.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $19069 price checksWorst: $325