Cheap Flights from Boston to San Antonio
Cheap Flights from Boston to San Antonio
Looking for cheap flights from Boston to San Antonio? PointsYeah scans award availability across major airline and bank transfer programs in one place, so travelers can compare the lowest points and cash routes faster. Instead of searching each airline separately, users can see pricing from programs like Chase, Amex, Capital One, Citi, and Bilt side by side.
Award prices from Boston to San Antonio vary by season, cabin, and date, but available award flights can start around 18,500 points one way, with premium cabins available at higher mileage levels. The live search above allows filtering by cabin, airline, stops, or maximum points to find the best award flights from Boston to San Antonio for specific travel dates.
2026-11-06
BOS - SAT
Economy | Non stop | 7 left
From 18,500 Pts + $5.6
2026-11-07
BOS - SAT
Economy | Non stop | 9+ left
From 18,500 Pts + $5.6
2026-11-08
BOS - SAT
Economy | Non stop | 2 left
From 18,500 Pts + $5.6
2026-11-09
BOS - SAT
Economy | Non stop | 4 left
From 18,500 Pts + $5.6
2026-11-10
BOS - SAT
Economy | Non stop | 9+ left
From 18,500 Pts + $5.6
2026-11-11
BOS - SAT
Economy | Non stop | 5 left
From 18,500 Pts + $5.6
Boston to San Antonio flight facts
Distance
1,762 mi
2,836 km in a straight line
Estimated flight time
about 4h
In the air, for the straight-line distance
Time difference
−1h
San Antonio is 1 hour behind Boston.
Airports in Boston
BOS · General Edward Lawrence Logan Intl
Airports in San Antonio
SAT · San Antonio Intl
Nearby airport alternatives
Flights Providence - San Antonio · Providence is 49 mi from Boston
Flights Boston - Austin · Austin is 66 mi from San Antonio
Flights Portland - San Antonio · Portland is 95 mi from Boston
Flights White Plains - San Antonio · White Plains is 166 mi from Boston
Flights Boston - San Angelo · San Angelo is 174 mi from San Antonio
Flights Burlington - San Antonio · Burlington is 181 mi from Boston
Premium cabin flights from Boston to San Antonio
Premium cabin
2026-12-02
BOS - SAT
First | Non stop | 1 left
From 35,100 Pts + $5.6
Premium cabin
2026-12-04
BOS - SAT
First | 1 Stop | 6 left
From 35,100 Pts + $5.6
Premium cabin
2026-12-05
BOS - SAT
First | Non stop | 2 left
From 35,100 Pts + $5.6
Premium cabin
2026-12-06
BOS - SAT
First | 1 Stop | 4 left
From 35,100 Pts + $5.6
Premium cabin
2026-12-08
BOS - SAT
First | 1 Stop | 6 left
From 35,100 Pts + $5.6
Premium cabin
2026-12-09
BOS - SAT
First | Non stop | 4 left
From 35,100 Pts + $5.6
Selected hotels for your next stay
San Antonio (United States)
Hyatt Regency Hill Country Resort and Spa
From 15,000 Pts or $439
San Antonio (United States)
Thompson San Antonio – Riverwalk
From 15,000 Pts or $231
San Antonio, TX (USA)
JW Marriott San Antonio Hill Country Resort & Spa
From Pts or $322
Frequently Asked Questions
The cheapest route from Boston to San Antonio depends on award space, transfer bonuses, and travel dates. PointsYeah compares bank and airline programs in one place so you can find the best points and cash combinations faster.
Yes. Transferable points from Chase, Amex, Capital One, Citi, and Bilt can often be moved to airline partners for flights from Boston to San Antonio.
Yes. Searching metro codes when available helps compare nearby airport combinations for flights from Boston to San Antonio.
Boston and San Antonio are about 1,762 miles (2,836 km) apart in a straight line.
Flying the 1,762-mile straight-line distance takes about 4h in the air, estimated from typical cruising speed. Actual travel time depends on the routing; itineraries with connections take longer.
San Antonio is 1 hour behind Boston.
Departures from Boston: General Edward Lawrence Logan Intl (BOS). Arrivals in San Antonio: San Antonio Intl (SAT).
Travelers searching this route also look at other popular routes into San Antonio, plus the return trip when we track it. Fares and award space change daily.
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