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Boston San Antonio - Cheap flights

Special flight deals from Boston to San Antonio

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Find the best time to book cheap flights to San Antonio

Flexible on travel dates? Discover the cheapest month to fly to San Antonio

  • Cheapest round-trip flight

    from 269 USD

  • Cheapest month to travel

    January

  • The cheapest day to fly

    Friday

  • Lowest prices

    7 days before
Sep
348 USD
Oct
287 USD
Nov
279 USD
Dec
497 USD
Jan
269 USD
Feb
388 USD
Mar
??
Apr
??
May
??
Jun
??
Jul
??
Aug
??

When is the best time to buy flight tickets?

Find out how far in advance it's worth booking round-trip flights.

  • 6 months before

    from

    800 USD

  • 3 months before

    from

    615 USD

  • 30 days before

    from

    504 USD

  • 7 days before

    from

    351 USD

  • 1 day before

    from

    526 USD

Discover the cheapest day to fly

Discover on which day of the week flights are usually the most affordable.
467 USD
Mon
558 USD
Tue
526 USD
Wed
492 USD
Thu
425 USD
Fri
492 USD
Sat
697 USD
Sun

General information

  • Local time (UTC-6)

  • Flight time from Boston

  • Local currency

    USD