Flights to Northwest San Antonio from Baltimore - ￥17,440

View ￥17,440 flight on Tue, Aug 12, 2025Opens in a new window

Popular airlines from Baltimore to Northwest San Antonio

  • Peach

    Peach

  • Skymark Airlines

    Skymark Airlines

  • All Nippon Airways

    All Nippon Airways

  • Japan Airlines

    Japan Airlines

  • Jetstar Japan

    Jetstar Japan

  • Solaseed Air

    Solaseed Air

  • STARFLYER

    STARFLYER

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap Flights from Baltimore to Northwest San Antonio (WAS-SAT)

Prices were available within the past 7 days and start at ￥17,440 for one-way flights and ￥27,720 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Aug 12 - Wed, Aug 13
DCA
Washington
SAT
San Antonio
￥27,720 Roundtrip, found 23 hours ago
￥27,720
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Tue, Aug 12 from Washington to San Antonio, returning Wed, Aug 13, priced at ￥27,720 found 23 hours ago
Delta
Fri, Aug 8 - Wed, Aug 13
DCA
Washington
SAT
San Antonio
￥34,410 Roundtrip, found 5 days ago
￥34,410
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Aug 8 from Washington to San Antonio, returning Wed, Aug 13, priced at ￥34,410 found 5 days ago
Delta
Wed, Aug 13 - Wed, Aug 20
DCA
Washington
SAT
San Antonio
￥34,670 Roundtrip, found 19 hours ago
￥34,670
Roundtrip
found 19 hours ago
Select Delta flight, departing Wed, Aug 13 from Washington to San Antonio, returning Wed, Aug 20, priced at ￥34,670 found 19 hours ago
Delta
Tue, Aug 19 - Wed, Sep 3
DCA
Washington
SAT
San Antonio
￥34,940 Roundtrip, found 10 hours ago
￥34,940
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Aug 19 from Washington to San Antonio, returning Wed, Sep 3, priced at ￥34,940 found 10 hours ago
American Airlines
Fri, Aug 8 - Wed, Aug 13
DCA
Washington
SAT
San Antonio
￥35,010 Roundtrip, found 5 days ago
￥35,010
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug 8 from Washington to San Antonio, returning Wed, Aug 13, priced at ￥35,010 found 5 days ago
United
Tue, Aug 12 - Mon, Sep 1
DCA
Washington
SAT
San Antonio
￥42,580 Roundtrip, found 10 hours ago
￥42,580
Roundtrip
found 10 hours ago
Select United flight, departing Tue, Aug 12 from Washington to San Antonio, returning Mon, Sep 1, priced at ￥42,580 found 10 hours ago

Find the cheapest month to fly from Baltimore (BWI) to San Antonio (SAT)

May is typically the cheapest month to fly

From ￥15,734 - ￥29,079 per traveler.

Graph displaying average flight prices per month

*Available to Expedia members.