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Cheap flights from San Antonio to Buffalo from £127

SAT — BUF
15 Oct — 22 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from San Antonio to Buffalo

Enter your travel dates to find the best prices.

Cheapest flights from San Antonio to Buffalo

Fri 4/1216:00 -
1 stop7h 02m
Fri 11/1209:15 -
1 stop7h 54m
Deal found 9/9£273
Fri 4/1213:00 -
2 stops7h 55m
Fri 11/1216:55 -
1 stop6h 30m
Deal found 9/9£277
Tue 27/1006:37 -
1 stop5h 39m
Wed 28/1017:58 -
1 stop6h 37m
Deal found 10/9£299
Thu 1/1012:50 -
1 stop9h 21m
Sun 4/1006:00 -
1 stop6h 04m
Deal found 10/9£300
Wed 28/1015:09 -
1 stop7h 50m
Wed 4/1112:58 -
1 stop7h 45m
Deal found 13/9£304
Fri 23/1014:35 -
1 stop5h 35m
Sun 25/1005:50 -
1 stop7h 20m
Deal found 13/9£308
Wed 7/1005:30 -
2 stops8h 40m
Sat 17/1017:45 -
1 stop6h 05m
Deal found 11/9£310
Wed 28/1005:50 -
2 stops7h 45m
Wed 4/1115:55 -
2 stops8h 50m
Deal found 13/9£312

Find flight deals from San Antonio to Buffalo

Round-trip from

£273

One-way from

£127

Popular in

December

Cheapest in

January

Average price

£372
Delta
  • Delta
  • 4/12-11/12
  • 2 total stops
  • 14h 56m total
  • San Antonio to Buffalo
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United Airlines
  • United Airlines
  • 1/10-31/12
  • 1 total stop
  • 9h 21m total
  • San Antonio to Buffalo
Search Deals
Highest demand for flights based on searches. 0% potential increase in price (£1 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£8 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 24/12

13:54-20:47

1 stop5h 53m

Buffalo

Wed 31/12

00:00-23:00

Nonstop0h 00m

£150

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Fri 2/10

13:20-00:12

1 stop9h 52m

Buffalo

Wed 31/12

00:00-23:00

Nonstop0h 00m

£184

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 29/9

07:00-14:23

1 stop6h 23m

Buffalo

Wed 31/12

00:00-23:00

Nonstop0h 00m

£222

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Fri 2/10

05:30-16:43

2 stops10h 13m

Buffalo

Wed 31/12

00:00-23:00

Nonstop0h 00m

£248

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Fri 4/12

16:00-00:02

1 stop7h 02m

Buffalo

Fri 11/12

09:15-16:09

1 stop7h 54m

£273

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Sun 20/9

14:45-22:55

1 stop7h 10m

Buffalo

Wed 31/12

00:00-23:00

Nonstop0h 00m

£275

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Fri 4/12

13:00-21:55

2 stops7h 55m

Buffalo

Fri 11/12

16:55-22:25

1 stop6h 30m

£277

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Tue 27/10

06:37-13:16

1 stop5h 39m

Buffalo

Wed 28/10

17:58-23:35

1 stop6h 37m

£299

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Thu 1/10

12:50-23:11

1 stop9h 21m

Buffalo

Sun 4/10

06:00-11:04

1 stop6h 04m

£300

San AntonioBuffalo

SAT San Antonio - BUF Buffalo

SATBUF

San Antonio

Wed 23/12

17:58-20:47

2 stops25h 49m

Buffalo

Wed 31/12

00:00-23:00

Nonstop0h 00m

£301

Flights are sorted by cheapest return flights first.

Deals found on 10/9

Showing 1-10 of 16 resultsSorted by cheapest first
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Best time to book a flight from San Antonio to Buffalo

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

Cheapflights Insights

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

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

Currently, January is the cheapest month in which you can book a flight from San Antonio to Buffalo (average of £239). Flying from San Antonio to Buffalo in December is currently the most expensive (average of £434). 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.

How much does it cost for a return flight from San Antonio to Buffalo?

Airfare is typical for this route at the moment.

San Antonio to Buffalo flights typically cost between £259 and £430 in December.
The cheapest return price found within the last 5 days was £273 on Delta (4 Dec–11 Dec).

Related info for your journey

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

    Delta, Southwest, and United Airlines can get you from San Antonio to Buffalo in just under 5h 39m. Your travel time can differ by up to 2h 16m. San Antonio and Buffalo are separated by a distance of 1431 mi. This flight may include one or multiple stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Buffalo 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 San Antonio to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to Buffalo (average of £239). Flying from San Antonio to Buffalo in December is currently the most expensive (average of £434). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for San Antonio to Buffalo

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Fly with Cheapflights

How does Cheapflights help users find flights from San Antonio to Buffalo?

Deals for San Antonio to Buffalo flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from San Antonio to Buffalo?

Cheapflights helps you find that perfect flight to Buffalo from San Antonio by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from San Antonio to Buffalo with no change fees?

Certainly. Search results for flights to Buffalo from San Antonio shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from San Antonio to Buffalo become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Buffalo from San Antonio today and book when prices fit your budget.

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