Route Price Intelligence
Cheap Flights From Boston to San Antonio
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Typical Price
$349
Deals From
$339
Usually Costs
$339 – $365
Lowest We've Seen
$149
Based on 8,623 price pointshigh confidence
Monthly Price Guide
Jan
$339
Feb
$359
Mar
$550
Apr
$371
May
$349
Jun
$359
Jul
$349
Aug
$349
Sep
$339
Oct
$349
Nov
$349
Dec
$349
Cheapest Average Expensive
Best Time to Fly from Boston to San Antonio
The cheapest time to fly from Boston to San Antonio is typically January, when fares average around $339. The most expensive month tends to be March at around $550. For the best deals, consider flying in January, September, October.
Cheapest Fare Found (Last 90 Days)
The lowest round-trip price available on each day we checked
Best: $14988 price checksWorst: $320