Cheap flights from Baltimore to Southwest Austin from CA $127

View CA $127 flight on Wed, Jul. 30, 2025Opens in a new window

Popular airlines from Baltimore to Southwest Austin

  • Air Canada

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  • WestJet

    WestJet

  • Flair Airlines

    Flair Airlines

  • American Airlines

    American Airlines

  • United

    United

  • Delta

    Delta

  • Porter Airlines

    Porter Airlines

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Cheap flights from Baltimore (WAS) to Southwest Austin (AUS)

Prices were available within the past 7 days and start at CA $127 for one-way flights and CA $298 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Sat, Jul. 19 - Wed, Jul. 23
BWI
Baltimore
AUS
Austin
CA $298 Roundtrip, found 6 days ago
CA $298
Roundtrip
found 6 days ago
Select Spirit Airlines flight, departing Sat, Jul. 19 from Baltimore to Austin, returning Wed, Jul. 23, priced at CA $298 found 6 days ago
Spirit Airlines
Fri, Aug. 8 - Mon, Aug. 11
BWI
Baltimore
AUS
Austin
CA $319 Roundtrip, found 5 days ago
CA $319
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Fri, Aug. 8 from Baltimore to Austin, returning Mon, Aug. 11, priced at CA $319 found 5 days ago
Spirit Airlines
Sat, Jul. 19 - Wed, Jul. 23
BWI
Baltimore
AUS
Austin
CA $327 Roundtrip, found 6 days ago
CA $327
Roundtrip
found 6 days ago
Select Spirit Airlines flight, departing Sat, Jul. 19 from Baltimore to Austin, returning Wed, Jul. 23, priced at CA $327 found 6 days ago
Spirit Airlines
Fri, Aug. 8 - Mon, Aug. 11
BWI
Baltimore
AUS
Austin
CA $328 Roundtrip, found 5 days ago
CA $328
Roundtrip
found 5 days ago
Select Spirit Airlines flight, departing Fri, Aug. 8 from Baltimore to Austin, returning Mon, Aug. 11, priced at CA $328 found 5 days ago
American Airlines
Fri, Aug. 8 - Mon, Aug. 11
BWI
Baltimore
AUS
Austin
CA $336 Roundtrip, found 5 days ago
CA $336
Roundtrip
found 5 days ago
Select American Airlines flight, departing Fri, Aug. 8 from Baltimore to Austin, returning Mon, Aug. 11, priced at CA $336 found 5 days ago
Delta
Fri, Aug. 8 - Mon, Aug. 11
BWI
Baltimore
AUS
Austin
CA $338 Roundtrip, found 5 days ago
CA $338
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Aug. 8 from Baltimore to Austin, returning Mon, Aug. 11, priced at CA $338 found 5 days ago

Find the cheapest month to fly from Baltimore (BWI) to Austin (AUS)

April is typically the cheapest month to fly

From CA $164 - CA $456 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.