Cheap Flights from San Antonio to Buffalo
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Prices updated 24 days ago
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171 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated May 29, 2026.)
Today’s best flight deals from San Antonio to Buffalo
Explore current cheapest deals departing from San Antonio to Buffalo
Round trip
Sort by: Cheapest
July 17 - July 19
SAT - Buffalo
$374
$288
Round trip
September 1 - September 5
SAT - Buffalo
$342
$288
Round trip
August 21 - August 23
SAT - Buffalo
$374
$311
Round trip
August 7 - August 25
SAT - Buffalo
$310
$328
Round trip
August 7 - August 17
SAT - Buffalo
$324
$333
Round trip
August 21 - August 25
SAT - Buffalo
$370
$333
Round trip
July 18 - July 19
SAT - Buffalo
$370
$335
Round trip
August 7 - August 11
SAT - Buffalo
$374
$337
Round trip
August 7 - September 1
SAT - Buffalo
$305
$339
Round trip
August 11 - August 25
SAT - Buffalo
$323
$340
Round trip
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Route Intelligence — 486,190 Searches this Week
Insights for flights from San Antonio to Buffalo
How much is a round trip from San Antonio to Buffalo
Regular price: $314 - $469
Prices are currently below the regular range for flights from San Antonio to Buffalo.
The regular price range for this route is between $314 and $469. The current lowest deal is $288 with Frontier Airlines, for travel from Jul 17-Jul 19.
now $288
Low $314
High $469
The cheapest time to fly from San Antonio to Buffalo
The cheapest month to fly from San Antonio to Buffalo is September, with a median price of $157. The most expensive month is December, with a median price of $269. Prices are generally lower from May to October.
September
Flights from $157
December
Flights from $269
Direct flights from San Antonio to Buffalo
Frontier Airlines
Breeze Airways
United Airlines
American Airlines
Last-minute flights going from San Antonio to Buffalo
Thu, Jun 18
SAT - Buffalo
San Antonio (SAT) - Buffalo (BUF)
Deutsche Luft Hansa
$549
$730
One-way
Thu, Jun 18
SAT - Buffalo
San Antonio (SAT) - Buffalo (BUF)
Breeze Airways
$546
$767
One-way
Sat, Jun 20
SAT - Buffalo
San Antonio (SAT) - Buffalo (BUF)
American Airlines
$473
$570
One-way
Fri, Jun 26
SAT - Buffalo
San Antonio (SAT) - Buffalo (BUF)
Southwest Airlines
$464
$652
One-way
Wed, Jul 1
SAT - Buffalo
San Antonio (SAT) - Buffalo (BUF)
Southwest Airlines
$408
$652
One-way
Fri, Jul 3
SAT - Buffalo
San Antonio (SAT) - Buffalo (BUF)
Frontier Airlines
$395
$610
One-way
Biggest price drops on these dates for flights from San Antonio to Buffalo
Oct 1 - Oct 4
$481 → $374
22%
Jul 17 - Jul 19
$374 → $288
23%
Aug 21 - Aug 23
$374 → $311
17%
Oct 13 - Oct 20
$483 → $426
12%
Popular Airports to fly from San Antonio to Buffalo
San Antonio - Buffalo route insights
💸 Price insights
Recent fares are above the typical level
Recent fares for San Antonio to Buffalo are above the typical level at $288.
📅 Best time to fly
Fly in September for the best prices
Historically, September is the cheapest month to fly from San Antonio to Buffalo, with a median price of $157.
⏱️ Flight duration
Connecting flights average 6h 43m
Flights from San Antonio to Buffalo typically involve connecting, with an average flight time of 6h 43m.
✈️ Airlines & availability
Connecting flights are dominant
This route is dominated by connecting flights. There are no direct flights available.
🏆 Airline highlight
Frontier Airlines offers connecting flights
Frontier Airlines is a prominent carrier for connecting flights on the San Antonio to Buffalo route.
🎯 Booking tip
Consider booking connecting flights
With no direct flights, consider booking connecting flights to Buffalo from San Antonio.
San Antonio main airports to depart from
San Antonio International (SAT)
San Antonio International Airport is a good choice for flights from San Antonio to Buffalo.
📍 ~15 km from San Antonio city center (reachable by car)
💸 Flights from ~$288
Buffalo main airports to arrive at
Buffalo Niagara International (BUF)
Buffalo Niagara International Airport is a convenient arrival point for reaching Buffalo and the surrounding region.
📍 ~15 km from Buffalo city center (reachable by car)
💸 Flights from ~$288
Airports nearby Buffalo used as alternative
Greater Rochester International (ROC)
Greater Rochester International is a practical domestic alternative with similar flight options and reliable infrastructure.
📍 ~105 km from Buffalo (approximately a 60-90 minute drive depending on traffic)
💸 Flights from ~$296
Toronto Pearson International (YYZ)
Toronto Pearson International is a major international hub offering more global destinations and competitive pricing on long-haul routes.
📍 ~160 km from Buffalo (requires an international border crossing)
💸 Flights from ~$392
Niagara Falls International (IAG)
Niagara Falls International is convenient for specific low-cost carrier routes due to its extremely close proximity to Buffalo.
📍 ~30 km from Buffalo
💸 Flights from ~$436
John C. Munro Hamilton International (YHM)
John C. Munro Hamilton International is an alternative for low-cost Canadian carriers, often less congested than Toronto Pearson.
📍 ~135 km from Buffalo (requires an international border crossing)
💸 Flights from ~$517
Syracuse Hancock International (SYR)
Syracuse Hancock International is a solid US-based domestic alternative with multiple major carriers if other options are unavailable.
📍 ~240 km from Buffalo (over 2 hours drive)
💸 Flights from ~$319
Business & First Class Flight Deals to Buffalo
Discover luxury on the budget with premium cabin class on flights from San Antonio to Buffalo.
Elite
Best Elite deals to Buffalo
Exclusive daily First Class, Business Class, and Premium Economy flight deals, refreshed every 24 hours.
From SAT
Elite
Dec 02
Buffalo, United States
85% AI deal score
$1,637
$963
Save $674
From SAT
Elite
Nov 07
Buffalo, United States
85% AI deal score
$1,816
$1,025
Save $791
From SAT
Elite
Aug 04
Buffalo, United States
84% AI deal score
$1,654
$954
Save $700
From SAT
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Sep 15
Buffalo, United States
83% AI deal score
$1,497
$963
Save $534
From SAT
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Dec 05
Buffalo, United States
83% AI deal score
$1,637
$1,025
Save $612
From SAT
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Aug 15
Buffalo, United States
83% AI deal score
$1,555
$1,025
Save $530
From SAT
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Dec 09
Buffalo, United States
82% AI deal score
$1,644
$1,089
Save $555
From SAT
Elite
Sep 05
Buffalo, United States
81% AI deal score
$1,496
$1,047
Save $449
From SAT
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Aug 12
Buffalo, United States
81% AI deal score
$1,551
$1,089
Save $462
From SAT
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Aug 08
Buffalo, United States
81% AI deal score
$1,570
$1,092
Save $478
From SAT
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Oct 14
Buffalo, United States
81% AI deal score
$1,576
$1,099
Save $477
From SAT
Elite
Aug 04
Buffalo, United States
81% AI deal score
$1,582
$1,099
Save $483
From SAT
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Aug 03
Buffalo, United States
81% AI deal score
$1,646
$1,157
Save $489
From SAT
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Jul 23
Buffalo, United States
81% AI deal score
$1,417
$952
Save $465
From SAT
Elite
Jul 30
Buffalo, United States
81% AI deal score
$1,427
$975
Save $452
From SAT
Elite
Aug 19
Buffalo, United States
80% AI deal score
$1,517
$1,099
Save $418
From SAT
Elite
Oct 03
Buffalo, United States
80% AI deal score
$1,579
$1,128
Save $451
From SAT
Elite
Oct 22
Buffalo, United States
80% AI deal score
$1,587
$1,128
Save $459
From SAT
Elite
Jul 22
Buffalo, United States
79% AI deal score
$1,429
$1,120
Save $309
From SAT
Elite
Aug 28
Buffalo, United States
79% AI deal score
$1,527
$1,152
Save $375
From SAT
Elite
Aug 13
Buffalo, United States
79% AI deal score
$1,551
$1,157
Save $394
From SAT
Elite
Jun 30
Buffalo, United States
79% AI deal score
$1,482
$1,160
Save $322
From SAT
Elite
Jul 22
Buffalo, United States
74% AI deal score
$1,388
$1,143
Save $245
From SAT
Elite
Jul 22
Buffalo, United States
74% AI deal score
$1,429
$1,151
Save $278
From SAT
Elite
Aug 27
Buffalo, United States
74% AI deal score
$1,522
$1,190
Save $332
From SAT
Elite
Jul 25
Buffalo, United States
73% AI deal score
$1,386
$1,159
Save $227
From SAT
Elite
Jul 26
Buffalo, United States
73% AI deal score
$1,386
$1,170
Save $216
From SAT
Elite
Jul 24
Buffalo, United States
73% AI deal score
$1,429
$1,203
Save $226
From SAT
Elite
Jul 26
Buffalo, United States
73% AI deal score
$1,647
$1,291
Save $356
From SAT
Elite
Jul 30
Buffalo, United States
71% AI deal score
$1,816
$1,596
Save $220
From SAT
Elite
Jul 25
Buffalo, United States
71% AI deal score
$1,431
$1,221
Save $210
From SAT
Elite
Jul 27
Buffalo, United States
70% AI deal score
$4,285
$3,776
Save $509
From SAT
Elite
Jul 26
Buffalo, United States
70% AI deal score
$4,263
$3,776
Save $487
From SAT
Elite
Jul 10
Buffalo, United States
70% AI deal score
$1,409
$1,322
Save $87
From SAT
Elite
Jul 03
Buffalo, United States
70% AI deal score
$1,401
$1,286
Save $115
From SAT
Elite
Jul 25
Buffalo, United States
69% AI deal score
$4,156
$3,991
Save $165
From SAT
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Jul 06
Buffalo, United States
69% AI deal score
$4,228
$4,073
Save $155
From SAT
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Jul 06
Buffalo, United States
68% AI deal score
$4,078
$4,000
Save $78
From SAT
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Jul 06
Buffalo, United States
68% AI deal score
$4,070
$4,010
Save $60
From SAT
Elite
Jul 06
Buffalo, United States
68% AI deal score
$4,069
From SAT
Elite
Jul 29
Buffalo, United States
68% AI deal score
$4,134
$4,071
Save $63
From SAT
Elite
Jul 27
Buffalo, United States
68% AI deal score
$4,130
$4,086
Save $44
From SAT
Elite
Jul 29
Buffalo, United States
68% AI deal score
$4,113
$4,109
Save $4
From SAT
Elite
Jul 27
Buffalo, United States
68% AI deal score
$4,123
From SAT
Elite
Jul 12
Buffalo, United States
68% AI deal score
$4,156
From SAT
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Jul 29
Buffalo, United States
68% AI deal score
$4,183
$4,158
Save $25
From SAT
Elite
Jul 21
Buffalo, United States
68% AI deal score
$4,221
$4,174
Save $47
From SAT
Elite
Jul 20
Buffalo, United States
68% AI deal score
$4,214
$4,174
Save $40
From SAT
Elite
Jul 12
Buffalo, United States
67% AI deal score
$4,166
From SAT
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Jul 27
Buffalo, United States
67% AI deal score
$4,172
From SAT
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Jul 02
Buffalo, United States
67% AI deal score
$1,526
From SAT
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Jun 22
Buffalo, United States
67% AI deal score
$1,786
From SAT
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Jul 27
Buffalo, United States
66% AI deal score
$4,209
From SAT
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Jul 30
Buffalo, United States
66% AI deal score
$4,250
From SAT
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Jul 27
Buffalo, United States
66% AI deal score
$4,296
From SAT
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Jul 27
Buffalo, United States
66% AI deal score
$4,318
From SAT
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Jul 27
Buffalo, United States
66% AI deal score
$4,332
From SAT
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Jul 28
Buffalo, United States
65% AI deal score
$2,814
From SAT
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Aug 13
Buffalo, United States
65% AI deal score
$2,828
From SAT
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Aug 16
Buffalo, United States
65% AI deal score
$2,828
From SAT
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Jul 28
Buffalo, United States
65% AI deal score
$2,828
From SAT
Elite
Aug 19
Buffalo, United States
65% AI deal score
$2,839
From SAT
Elite
Aug 13
Buffalo, United States
65% AI deal score
$2,843
From SAT
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Aug 16
Buffalo, United States
65% AI deal score
$2,843
From SAT
Elite
Aug 19
Buffalo, United States
65% AI deal score
$2,854
From SAT
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Aug 04
Buffalo, United States
65% AI deal score
$2,918
From SAT
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Sep 26
Buffalo, United States
65% AI deal score
$2,928
From SAT
Elite
Aug 05
Buffalo, United States
65% AI deal score
$2,929
From SAT
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Aug 04
Buffalo, United States
65% AI deal score
$2,932
From SAT
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Aug 20
Buffalo, United States
65% AI deal score
$2,935
From SAT
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Aug 05
Buffalo, United States
65% AI deal score
$2,944
From SAT
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Aug 20
Buffalo, United States
65% AI deal score
$2,949
From SAT
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Jul 29
Buffalo, United States
50% AI deal score
$4,233
From SAT
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Jul 27
Buffalo, United States
50% AI deal score
$4,247
From SAT
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Jul 24
Buffalo, United States
50% AI deal score
$3,016
From SAT
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Jul 07
Buffalo, United States
49% AI deal score
$4,215
From SAT
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Jul 27
Buffalo, United States
49% AI deal score
$4,228
From SAT
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Jul 30
Buffalo, United States
49% AI deal score
$4,337
From SAT
Elite
Jul 07
Buffalo, United States
48% AI deal score
$4,225
From SAT
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Jul 29
Buffalo, United States
48% AI deal score
$4,281
From SAT
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Jul 30
Buffalo, United States
48% AI deal score
$4,288
From SAT
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Jul 27
Buffalo, United States
48% AI deal score
$4,296
From SAT
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Jul 27
Buffalo, United States
48% AI deal score
$4,299
From SAT
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Jul 07
Buffalo, United States
47% AI deal score
$4,284
From SAT
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Jul 29
Buffalo, United States
47% AI deal score
$4,304
From SAT
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Jun 29
Buffalo, United States
47% AI deal score
$4,332
From SAT
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Jul 26
Buffalo, United States
47% AI deal score
$4,395
From SAT
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Jul 30
Buffalo, United States
47% AI deal score
$4,411
From SAT
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Jul 30
Buffalo, United States
47% AI deal score
$4,460
From SAT
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Jul 30
Buffalo, United States
47% AI deal score
$4,482
From SAT
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Jul 26
Buffalo, United States
47% AI deal score
$4,503
From SAT
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Jul 14
Buffalo, United States
47% AI deal score
$4,508
From SAT
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Jul 31
Buffalo, United States
47% AI deal score
$4,508
From SAT
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Jul 20
Buffalo, United States
47% AI deal score
$1,502
From SAT
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Aug 09
Buffalo, United States
46% AI deal score
$4,362
From SAT
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Aug 03
Buffalo, United States
46% AI deal score
$4,389
From SAT
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Jul 26
Buffalo, United States
46% AI deal score
$4,770
From SAT
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Jul 26
Buffalo, United States
46% AI deal score
$1,502
From SAT
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Jul 02
Buffalo, United States
46% AI deal score
$1,710
From SAT
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Jul 03
Buffalo, United States
46% AI deal score
$2,111