Route Price Intelligence
Cheap Flights From Boston to San Antonio
Live pricing benchmarks, monthly patterns, and historical lows for this route.
Providence to San Antonio nonstop on American just hit $223 round trip, cheaper than the $273 low we've ever tracked on this route and 44% off the going rate. Look for open dates from August through November. The River Walk, Hill Country wineries, and easy Tex-Mex make this one of the more relaxed long weekend options out there.
✓ 8 date combinations found at this price
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Best Time to Fly from Boston to San Antonio
The cheapest time to fly from Boston to San Antonio is typically April, when fares average around $266. The most expensive month tends to be December at around $319. For the best deals, consider flying in April, September, October.
Typical Price by Travel Month
Median round-trip fare for each month, with the typical price range, from our ongoing tracking of this route