Cheap flights from San Antonio to Buffalo from $134
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to Buffalo departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Fly from
Fly to
Route
Depart
Return
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Thu 10/29
11:51 am-7:03 pm
1 stop6h 12m
Buffalo
Tue 11/3
6:45 pm-11:55 pm
1 stop6h 10m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Tue 11/10
5:30 am-12:05 pm
1 stop5h 35m
Buffalo
Tue 11/17
6:55 pm-11:45 pm
1 stop5h 50m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Thu 10/29
4:00 pm-11:59 pm
1 stop6h 59m
Buffalo
Tue 11/3
5:20 pm-11:26 pm
1 stop7h 06m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Thu 10/29
7:00 am-2:20 pm
1 stop6h 20m
Buffalo
Tue 11/3
5:58 pm-11:34 pm
1 stop6h 36m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Thu 11/5
12:45 pm-10:59 pm
1 stop9h 14m
Buffalo
Tue 11/10
2:55 pm-8:24 pm
1 stop6h 29m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Tue 11/3
2:40 pm-8:50 pm
1 stop5h 10m
Buffalo
Tue 11/10
5:00 pm-11:10 pm
1 stop7h 10m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Wed 11/4
5:30 am-12:05 pm
1 stop5h 35m
Buffalo
Tue 11/10
6:55 pm-11:45 pm
1 stop5h 50m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Thu 10/29
11:51 am-7:03 pm
1 stop6h 12m
Buffalo
Tue 11/3
7:57 am-3:37 pm
2 stops8h 40m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Sat 11/21
4:00 pm-10:44 pm
1 stop5h 44m
Buffalo
Sun 11/22
6:36 pm-12:33 am
1 stop6h 57m
San AntonioBuffalo
SAT San Antonio - BUF Buffalo
SATBUF
San Antonio
Thu 11/12
2:56 pm-9:37 pm
1 stop5h 41m
Buffalo
Sun 11/15
4:40 pm-10:56 pm
1 stop7h 16m
See travel insights to Buffalo from
How to get the cheapest flight ticket from San Antonio to Buffalo
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the typical price of a round-trip flight between San Antonio and Buffalo?
Prices are currently low for flights on this route.
Typical prices usually range from $421 to $475.The lowest price recently found on this route was $267.
What is the cheapest month to fly to Buffalo?
If you aren’t able to travel during the month of January, then book flights to Buffalo from San Antonio during May instead. Flights to Buffalo in May, while not as cheap as those in January, still average around $386.
How have San Antonio to Buffalo flight prices changed over time?
As of October 2026, prices for San Antonio to Buffalo flights are approximately 19% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from San Antonio to Buffalo?
Delta, Southwest, and United Airlines are the most popular carriers operating from San Antonio to Buffalo
What airlines fly to Buffalo?
American Airlines, Southwest and Delta are the top three most popular airlines that fly to Buffalo from San Antonio according to our data. American Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Buffalo. Keep in mind that there are 6 different airlines that fly to Buffalo on a routine basis, so you have a few additional options to choose from.
Which airport is the most popular layover for flights between San Antonio and Buffalo?
Chicago (MDW) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.
Which layover airport offers the lowest fares from San Antonio to Buffalo?
Flights via Chicago (ORD) offer the lowest average round-trip price of $330.
Which layover airport has the shortest travel time from San Antonio to Buffalo?
Flights connecting via Chicago (MDW) have the shortest average one-way travel time: 5h 31m.
Which layover airport has the shortest connection time from San Antonio to Buffalo?
Chicago (MDW) has the shortest average layover time for this route: 1h 28m.
When to book flights from San Antonio to Buffalo
Cheap San Antonio to Buffalo (SAT to BUF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from San Antonio to Buffalo
Frequently asked questions about flying from San Antonio to Buffalo
How far is San Antonio to Buffalo by plane?
San Antonio and Buffalo are 1428.7 mi apart from one another. A reasonable flight in good conditions will take 5h 10m.
When did momondo last update prices for flights from San Antonio Airport to Buffalo Airport?
Prices for flights from San Antonio Airport to Buffalo Airport refresh daily.
How many operators does momondo search for flights from San Antonio Airport to Buffalo Airport?
The number of operators available for flights from San Antonio Airport to Buffalo Airport is 4 as of October 2026.
How old do you have to be to fly from San Antonio Airport to Buffalo Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Antonio Airport to Buffalo Airport.
What documentation or ID do you need to fly to Buffalo Airport?
The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from San Antonio to Buffalo?
Based on momondo bookings for flights between San Antonio and Buffalo, the leading airline is Southwest, making up 32% of the total bookings. Other popular airlines include American Airlines with 26%, Delta with 24%, and United Airlines with 18%.
Best airlines flying from San Antonio to Buffalo
Compare and see reviews for airlines that fly from San Antonio to Buffalo with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $290 | Free Cancellation | Rating 7.8 8,641 reviews | |||
| PriceFrom $330 | Free Cancellation | Rating 7.4 10,319 reviews | |||
| PriceFrom $354 | Free Cancellation | Rating 7.0 12,145 reviews | |||
| PriceFrom $369 | Free Cancellation | Rating 7.9 4,221 reviews |
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from San Antonio to Buffalo?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Antonio to Buffalo. momondo saves you time and could save you money on your trip.
Can I find flights from San Antonio to Buffalo with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Buffalo from San Antonio with this policy.
How can momondo help me find flights from San Antonio to Buffalo?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to Buffalo.
I’m not ready to book a flight from San Antonio to Buffalo right now. Can momondo alert me if prices change?
Yes. momondo can track prices for San Antonio to Buffalo flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.