BWI to AUS from $99 in economy – flightdeals.net

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Southwest Airlines

WNSouthwest Airlines

One Way•Economy

Baltimore/Washington International Thurgood Marshall Ai

Baltimore-Washington, United States

Austin-Bergstrom International Ai

Austin, United States

$176 USD

-44%$99 USD

Verified about 5 hours ago

December 2026

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30$229 1$99 2$99 3$99 4$139 5$99 6$169 7$99 8$99 9$99 10$99 11$139 12$99 13$169 14$99 15$99 16$99 17$99 18$139 19$139 20$149 21$109 22$109 23$109 24$104 25$144 26$249 27$269 28$229 29$109 30$109 31$99 1$149 2$229 3$269

Fair Availability

34% of dates checked are available within 10% of the lowest price

Wednesday, December 16th, 2026

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