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Cheap flights from Boston (BOS) to Austin (AUS)

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from Boston (BOS) to Austin (AUS)

How to find the cheapest flight from Boston (BOS) to Austin (AUS)
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How to find the cheapest flight from Boston (BOS) to Austin (AUS)
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How to find the cheapest flight from Boston (BOS) to Austin (AUS)
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Cheap flights from Boston to Austin in July , August 2026

28 Jul - 09 Aug $ 496.00
BOS
Boston
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
BOS
Boston
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28 Jul - 23 Aug $ 537.00
BOS
Boston
JetBlue Airways
DIRECT
AUS
Austin
AUS
Austin
JetBlue Airways
DIRECT
BOS
Boston
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31 Jul - 08 Aug $ 576.00
BOS
Boston
JetBlue Airways
DIRECT
AUS
Austin
AUS
Austin
JetBlue Airways
DIRECT
BOS
Boston
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Last minute flights from Boston to Austin

28 Jul - 31 Jul $ 686.00
BOS
Boston
JetBlue Airways
1 STOPS
AUS
Austin
AUS
Austin
JetBlue Airways
1 STOPS
BOS
Boston
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30 Jul - 31 Jul $ 693.00
BOS
Boston
United Airlines
1 STOPS
AUS
Austin
AUS
Austin
United Airlines
1 STOPS
BOS
Boston
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31 Jul - 31 Jul $ 814.00
BOS
Boston
JetBlue Airways
DIRECT
AUS
Austin
AUS
Austin
JetBlue Airways
DIRECT
BOS
Boston
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One-way flights to Austin from Boston

2:21 PM - 2:21 PM
JetBlue Airways
0 Stops
4h 24m
BOS - AUS
$ 370
Kiwi
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5:10 AM - 9:45 AM
JetBlue Airways
1 Stops
7h 38m
BOS - AUS
$ 375
Kiwi
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6:00 AM - 6:00 AM
JetBlue Airways
0 Stops
4h 22m
BOS - AUS
$ 409
Kiwi
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How to find the cheapest flight from Boston (BOS) to Austin (AUS)

Related info for your journey
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How to find the cheapest flight from Boston (BOS) to Austin (AUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Boston (BOS) to Austin (AUS)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.