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Cheap flights from Buffalo to San Antonio from C$ 194

BUF — SAT
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to San Antonio

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to San Antonio

Mon 7/126:10 a.m. -
1 stop5h 44m
Thu 10/124:36 p.m. -
1 stop6h 28m
Deal found 29/10C$ 387
Mon 21/125:40 p.m. -
1 stop6h 40m
Mon 28/125:05 a.m. -
1 stop7h 50m
Deal found 29/10C$ 452
Thu 19/113:55 p.m. -
1 stop7h 59m
Sun 22/115:30 a.m. -
1 stop5h 04m
Deal found 27/10C$ 455
Thu 24/125:00 p.m. -
1 stop7h 10m
Fri 1/15:30 a.m. -
1 stop5h 35m
Deal found 26/10C$ 466
Wed 25/115:58 p.m. -
1 stop6h 40m
Wed 2/129:41 a.m. -
2 stops9h 43m
Deal found 25/10C$ 473
Fri 20/115:58 p.m. -
1 stop6h 36m
Sun 22/116:34 a.m. -
1 stop5h 43m
Deal found 28/10C$ 503
Thu 19/116:00 a.m. -
2 stops8h 16m
Sun 22/116:34 a.m. -
1 stop5h 43m
Deal found 27/10C$ 519
Wed 16/126:55 p.m. -
1 stop5h 50m
Sat 19/125:30 a.m. -
1 stop6h 50m
Deal found 29/10C$ 520
Wed 18/116:00 a.m. -
2 stops8h 16m
Sun 22/1111:45 a.m. -
2 stops7h 51m
Deal found 28/10C$ 562

Find flight deals from Buffalo to San Antonio

Round-trip from

C$ 387

One-way from

C$ 194

Popular in

June

Cheapest in

August

Average price

C$ 555
Delta
  • Delta
  • 7/12-10/12
  • 2 total stops
  • 12h 12m total
  • Buffalo to San Antonio
Search Deals
Delta
  • Delta
  • 3/12-31/12
  • 1 total stop
  • 6h 54m total
  • Buffalo to San Antonio
Search Deals
Highest demand for flights based on searches. 10% potential increase in price (C$ 99 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Buffalo to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Mon 7/12

6:55 p.m.-11:45 p.m.

1 stop5h 50m

San Antonio

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 194

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Thu 3/12

6:41 p.m.-12:35 a.m.

1 stop6h 54m

San Antonio

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 194

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Thu 26/11

6:00 a.m.-3:38 p.m.

2 stops10h 38m

San Antonio

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 201

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Fri 11/12

12:11 p.m.-5:31 p.m.

1 stop6h 20m

San Antonio

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 222

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Tue 15/12

12:11 p.m.-5:31 p.m.

1 stop6h 20m

San Antonio

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 234

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Tue 15/12

11:23 a.m.-8:49 p.m.

2 stops10h 26m

San Antonio

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 241

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Sun 13/12

3:05 p.m.-10:55 p.m.

1 stop8h 50m

San Antonio

Wed 31/12

12:00 a.m.-1:00 a.m.

Nonstop0h 00m

C$ 262

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Mon 21/12

5:40 p.m.-11:20 p.m.

1 stop6h 40m

San Antonio

Mon 28/12

5:05 a.m.-1:55 p.m.

1 stop7h 50m

C$ 452

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Thu 19/11

3:55 p.m.-10:54 p.m.

1 stop7h 59m

San Antonio

Sun 22/11

5:30 a.m.-11:34 a.m.

1 stop5h 04m

C$ 455

BuffaloSan Antonio

BUF Buffalo - SAT San Antonio

BUFSAT

Buffalo

Thu 24/12

5:00 p.m.-11:10 p.m.

1 stop7h 10m

San Antonio

Fri 1/1

5:30 a.m.-12:05 p.m.

1 stop5h 35m

C$ 466

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

Showing 1-10 of 15 resultsSorted by cheapest first
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Best time to book a flight from Buffalo to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Buffalo with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Buffalo to San Antonio

How far ahead should I book a flight from Buffalo to San Antonio?

The price you pay for your flight from Buffalo to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 37 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Buffalo to San Antonio?

Currently, August is the cheapest month in which you can book a flight from Buffalo to San Antonio (average of C$ 496). Flying from Buffalo to San Antonio in June is currently the most expensive (average of C$ 713). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

  • How long is the flight from Buffalo to San Antonio?

    For as low as C$ 452, Southwest can have you in San Antonio from Buffalo in 6h 40m. There are 2303 km between Buffalo and San Antonio. This flight may include one or multiple stops.

  • Can I find deals for flights from Buffalo to San Antonio that include hotel bookings?

    Yes. In addition to deals on Buffalo to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to San Antonio?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to San Antonio.

  • Can I find deals for business class flights from Buffalo to San Antonio?

    Yes. Cheapflights offers flight deals from Buffalo to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from Buffalo to San Antonio (average of C$ 496). Flying from Buffalo to San Antonio in June is currently the most expensive (average of C$ 713). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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