Cheap flights from San Antonio (SAT) to Buffalo (BUF)

Know your dates, get live prices in seconds

Departure

Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from San Antonio (SAT) to Buffalo (BUF)

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 San Antonio (SAT) to Buffalo (BUF)

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 San Antonio (SAT) to Buffalo (BUF)

Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from San Antonio to Buffalo in August , September 2026

27 Aug - 09 Sep $ 469.00

SAT

San Antonio

Frontier Airlines

1 STOPS

BUF

Buffalo

BUF

Buffalo

Frontier Airlines

1 STOPS

SAT

San Antonio

Pick dates

30 Aug - 09 Sep $ 479.00

SAT

San Antonio

Frontier Airlines

1 STOPS

BUF

Buffalo

BUF

Buffalo

Frontier Airlines

1 STOPS

SAT

San Antonio

Pick dates

31 Aug - 02 Sep $ 571.00

SAT

San Antonio

United Airlines

1 STOPS

BUF

Buffalo

BUF

Buffalo

United Airlines

1 STOPS

SAT

San Antonio

Pick dates

Last minute flights from San Antonio to Buffalo

27 Aug - 01 Sep $ 609.00

SAT

San Antonio

Frontier Airlines

1 STOPS

BUF

Buffalo

BUF

Buffalo

Frontier Airlines

3 STOPS

SAT

San Antonio

Pick dates

30 Aug - 01 Sep $ 619.00

SAT

San Antonio

Frontier Airlines

1 STOPS

BUF

Buffalo

BUF

Buffalo

Frontier Airlines

3 STOPS

SAT

San Antonio

Pick dates

27 Aug - 01 Sep $ 653.00

SAT

San Antonio

Frontier Airlines

1 STOPS

BUF

Buffalo

BUF

Buffalo

Frontier Airlines

2 STOPS

SAT

San Antonio

Pick dates

One-way flights to Buffalo from San Antonio

9:55 AM - 7:00 PM
Frontier Airlines

1 Stops

9h 49m
SAT - BUF

$ 271
Kiwi

Pick dates

1:00 PM - 9:30 PM
United Airlines

1 Stops

9h 12m
SAT - BUF

$ 335
Kiwi

Pick dates

12:15 PM - 5:36 PM
United Airlines

1 Stops

5h 45m
SAT - BUF

$ 336
Kiwi

Pick dates

How to find the cheapest flight from San Antonio (SAT) to Buffalo (BUF)

Related info for your journey

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 San Antonio (SAT) to Buffalo (BUF)

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 San Antonio (SAT) to Buffalo (BUF)

Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.