Boston (BOS) to Austin (AUS) flight deal from $81 USD in economy class – flightdeals.net

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Southwest Airlines

WNSouthwest Airlines

One Way•Economy

Logan International Airport

Boston, United States

Austin-Bergstrom International Ai

Austin, United States

$139 USD

-42%$81 USD

Verified Nov 29, 2025 at 7:24 AM

December 2025

Mon

Tue

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Sun

1$304 2$254 3$254 4$254 5$254 6$164 7$154 8$164 9$164 10$164 11$164 12$154 13$99 14$81 15$119 16$104 17$119 18$119 19$145 20$229 21$205 22$169 23$234 24$259 25$180 26$200 27$254 28$235 29$219 30$155 31$135 1$120 2$129 3$129 4$150

Extremely Rare Availability

1% of dates checked are available within 10% of the lowest price

Thursday, December 18th, 2025

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