$91+ Cheap flights from San Diego to Buffalo (SAN - BUF)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUF
Mar 16 — Mar 231
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Diego to Buffalo with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Diego to Buffalo
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to BuffaloExplore the most affordable flight options available from San Diego to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
Explore the most affordable flight options available from San Diego to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 14, 2026.
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/1510:40 pm
SAN
- BUF
1 stop9h 10m
American Airlines
Wed 4/226:00 pm
BUF
- SAN
1 stop8h 33m
American Airlines
Deal found 2/13![American Airlines logo]()
$251
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:30 pm
SAN
- BUF
1 stop9h 34m
American Airlines
Sat 9/128:11 am
BUF
- SAN
1 stop13h 50m
American Airlines
Deal found 2/13![American Airlines logo]()
$263
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:40 pm
SAN
- BUF
1 stop9h 10m
American Airlines
Mon 4/131:45 pm
BUF
- SAN
1 stop10h 07m
American Airlines
Deal found 2/12![American Airlines logo]()
$274
This Cheapflightsfares deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/149:05 pm
SAN
- BUF
1 stop8h 57m
JetBlue
Tue 3/171:30 pm
BUF
- SAN
1 stop8h 49m
JetBlue
Deal found 2/12![JetBlue logo]()
$278
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/269:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Wed 4/83:01 pm
BUF
- SAN
1 stop8h 42m
American Airlines
Deal found 2/10![American Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:37 pm
SAN
- BUF
1 stop7h 13m
American Airlines
Sat 4/113:01 pm
BUF
- SAN
1 stop8h 42m
American Airlines
Deal found 2/12![American Airlines logo]()
$289
This Delta deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:30 pm
SAN
- BUF
1 stop6h 53m
Delta
Thu 8/133:50 pm
BUF
- SAN
1 stop8h 54m
Delta
Deal found 2/13![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:30 am
SAN
- BUF
2 stops9h 14m
United Airlines
Wed 3/48:25 am
BUF
- SAN
1 stop9h 35m
United Airlines
Deal found 2/10![United Airlines logo]()
$298
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3010:40 pm
SAN
- BUF
1 stop8h 33m
United Airlines
Mon 5/45:50 pm
BUF
- SAN
2 stops9h 09m
United Airlines
Deal found 2/12![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/158:40 am
SAN
- BUF
2 stops8h 45m
Southwest
Wed 4/224:00 pm
BUF
- SAN
1 stop9h 25m
Southwest
Deal found 2/13![Southwest logo]()
$307
This United Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1712:40 pm
SAN
- BUF
1 stop7h 30m
United Airlines
Wed 4/2210:55 am
BUF
- SAN
2 stops9h 21m
United Airlines
Deal found 2/12![United Airlines logo]()
$310
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:55 pm
SAN
- BUF
2 stops9h 10m
Southwest
Wed 3/43:45 pm
BUF
- SAN
2 stops9h 35m
Southwest
Deal found 2/10![Southwest logo]()
$326
Best flights from San Diego to BuffaloDiscover carefully curated flight deals from San Diego to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
Discover carefully curated flight deals from San Diego to Buffalo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 14, 2026.
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:56 am
SAN
- BUF
1 stop8h 42m
American Airlines
Wed 3/41:31 pm
BUF
- SAN
1 stop10h 25m
American Airlines
Deal found 2/10![American Airlines logo]()
$251
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1010:30 pm
SAN
- BUF
1 stop6h 53m
Delta
Thu 8/137:35 pm
BUF
- SAN
1 stop6h 44m
Delta
Deal found 2/12![Delta logo]()
$297
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/279:40 pm
SAN
- BUF
1 stop7h 10m
Southwest
Mon 5/44:00 pm
BUF
- SAN
1 stop9h 00m
Southwest
Deal found 2/10![Southwest logo]()
$297
This American Airlines deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/239:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Wed 3/251:32 pm
BUF
- SAN
1 stop10h 35m
American Airlines
Deal found 2/11![American Airlines logo]()
$274
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:15 am
SAN
- BUF
1 stop9h 42m
Delta
Fri 7/34:30 pm
BUF
- SAN
1 stop9h 28m
Delta
Deal found 2/12![Delta logo]()
$297
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:40 pm
SAN
- BUF
1 stop9h 10m
American Airlines
Mon 4/131:45 pm
BUF
- SAN
1 stop10h 07m
American Airlines
Deal found 2/12![American Airlines logo]()
$274
This Delta deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/810:10 pm
SAN
- BUF
1 stop8h 40m
Delta
Mon 4/134:59 pm
BUF
- SAN
1 stop9h 26m
Delta
Deal found 2/12![Delta logo]()
$297
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/269:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Wed 4/83:01 pm
BUF
- SAN
1 stop8h 42m
American Airlines
Deal found 2/10![American Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/69:41 pm
SAN
- BUF
1 stop9h 37m
American Airlines
Fri 4/106:00 am
BUF
- SAN
1 stop9h 13m
American Airlines
Deal found 2/13![American Airlines logo]()
$297
Last-minute flights from San Diego to BuffaloDiscover last-minute flight deals from San Diego to Buffalo. Data last updated February 14, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Buffalo. Data last updated February 14, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:55 pm
SAN
- BUF
1 stop7h 04m
United Airlines
Tue 3/310:00 am
BUF
- SAN
2 stops11h 48m
United Airlines
Deal found 2/10![United Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:45 pm
SAN
- BUF
1 stop6h 56m
American Airlines
Tue 3/36:01 pm
BUF
- SAN
1 stop7h 33m
American Airlines
Deal found 2/10![American Airlines logo]()
$338
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:56 am
SAN
- BUF
1 stop8h 42m
American Airlines
Wed 3/41:31 pm
BUF
- SAN
1 stop10h 25m
American Airlines
Deal found 2/10![American Airlines logo]()
$251
This United Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/311:30 am
SAN
- BUF
2 stops9h 14m
United Airlines
Wed 3/48:25 am
BUF
- SAN
1 stop9h 35m
United Airlines
Deal found 2/10![United Airlines logo]()
$298
This Southwest deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/37:55 pm
SAN
- BUF
2 stops9h 10m
Southwest
Wed 3/43:45 pm
BUF
- SAN
2 stops9h 35m
Southwest
Deal found 2/10![Southwest logo]()
$326
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/312:55 pm
SAN
- BUF
1 stop7h 04m
United Airlines
Wed 3/188:17 am
BUF
- SAN
1 stop9h 43m
United Airlines
Deal found 2/13![United Airlines logo]()
$333
This Cheapflightsfares deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/149:05 pm
SAN
- BUF
1 stop8h 57m
JetBlue
Tue 3/171:30 pm
BUF
- SAN
1 stop8h 49m
JetBlue
Deal found 2/12![JetBlue logo]()
$278
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/169:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Wed 3/255:59 pm
BUF
- SAN
1 stop7h 41m
American Airlines
Deal found 2/12![American Airlines logo]()
$274
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:37 pm
SAN
- BUF
1 stop7h 13m
American Airlines
Sat 4/113:01 pm
BUF
- SAN
1 stop8h 42m
American Airlines
Deal found 2/12![American Airlines logo]()
$289
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/251:37 pm
SAN
- BUF
1 stop7h 13m
American Airlines
Fri 4/101:45 pm
BUF
- SAN
1 stop10h 07m
American Airlines
Deal found 2/10![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 2/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/269:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Wed 4/83:01 pm
BUF
- SAN
1 stop8h 42m
American Airlines
Deal found 2/10![American Airlines logo]()
$284
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/269:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Sat 4/116:00 pm
BUF
- SAN
1 stop8h 33m
American Airlines
Deal found 2/12![American Airlines logo]()
$297
One-way flights from San Diego to BuffaloSearch for one-way flight options from San Diego to Buffalo. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
Search for one-way flight options from San Diego to Buffalo. Find affordable one-way fares based on user searches. Data last updated February 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:42 am
SAN
- BUF
2 stops21h 31m
Frontier
Deal found 2/14![Frontier logo]()
$91
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/1811:42 am
SAN
- BUF
2 stops21h 31m
Frontier
Deal found 2/14![Frontier logo]()
$97
This Kiwi.com deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:25 am
SAN
- BUF
2 stops26h 52m
Frontier
Deal found 2/13![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/69:28 pm
SAN
- BUF
2 stops35h 49m
Frontier
Deal found 2/13![Frontier logo]()
$115
This Kiwi.com deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:28 pm
SAN
- BUF
2 stops35h 45m
Frontier
Deal found 2/13![Frontier logo]()
$118
This American Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/26:15 am
SAN
- BUF
1 stop12h 21m
American Airlines
Deal found 2/13![American Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/610:00 am
SAN
- BUF
2 stops30h 13m
Frontier
Deal found 2/11![Frontier logo]()
$121
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/57:00 am
SAN
- BUF
1 stop6h 54m
United Airlines
Deal found 2/13![United Airlines logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 2/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/118:25 am
SAN
- BUF
2 stops24h 40m
Frontier
Deal found 2/11![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:00 am
SAN
- BUF
3 stops23h 13m
Multiple Airlines
Deal found 2/14![Multiple Airlines logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:25 am
SAN
- BUF
2 stops26h 40m
Frontier
Deal found 2/14![Frontier logo]()
$130
This United Airlines deal was found by Cheapflights users on 2/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1711:03 am
SAN
- BUF
2 stops9h 53m
United Airlines
Deal found 2/13![United Airlines logo]()
$131
Find flight deals from San Diego to Buffalo
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Buffalo (BUF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $251 (American Airlines) |
One-way from | $91 (Kiwi.com) |
Popular in | April |
Cheapest in | February |
Average price | $334 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego to Buffalo that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 14, 2026.
Use the filters below to find and compare flights from San Diego to Buffalo that are best for you.
Fly from
San Diego
Fly to
Buffalo
Route
Depart
Return
Price
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Tue 3/3
11:56 am-11:38 pm
1 stop8h 42m
Buffalo
Wed 3/4
1:31 pm-8:56 pm
1 stop10h 25m
$251
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Mon 3/23
9:41 pm-10:58 am
1 stop10h 17m
Buffalo
Wed 3/25
1:32 pm-9:07 pm
1 stop10h 35m
$274
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Wed 4/8
10:40 pm-10:50 am
1 stop9h 10m
Buffalo
Mon 4/13
1:45 pm-8:52 pm
1 stop10h 07m
$274
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Thu 3/26
9:41 pm-10:58 am
1 stop10h 17m
Buffalo
Wed 4/8
3:01 pm-8:43 pm
1 stop8h 42m
$284
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Mon 8/10
10:30 pm-8:23 am
1 stop6h 53m
Buffalo
Thu 8/13
7:35 pm-11:19 pm
1 stop6h 44m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Mon 4/27
9:40 pm-7:50 am
1 stop7h 10m
Buffalo
Mon 5/4
4:00 pm-10:00 pm
1 stop9h 00m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Tue 6/30
6:15 am-6:57 pm
1 stop9h 42m
Buffalo
Fri 7/3
4:30 pm-10:58 pm
1 stop9h 28m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Wed 4/8
10:10 pm-9:50 am
1 stop8h 40m
Buffalo
Mon 4/13
4:59 pm-11:25 pm
1 stop9h 26m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Mon 4/6
9:41 pm-10:18 am
1 stop9h 37m
Buffalo
Fri 4/10
6:00 am-12:13 pm
1 stop9h 13m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Wed 4/29
1:36 pm-11:47 pm
1 stop7h 11m
$126
Showing 1-10 of 19 results
Compare providers for flights from San Diego to Buffalo
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Buffalo in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Buffalo flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Buffalo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Buffalo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Buffalo
Have a flexible travel schedule? Discover the best time to fly to Buffalo from San Diego with our price prediction graph.
SAN-BUF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Buffalo
How far ahead should I book a flight from San Diego to Buffalo?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Buffalo. Price data was last updated on February 6, 2026.
To ensure you get the cheapest price possible for a flight from San Diego to Buffalo, you should look to book at least 40 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Diego to Buffalo?
Currently, September is the cheapest month in which you can book a flight from San Diego to Buffalo (average of $147). Flying from San Diego to Buffalo in March is currently the most expensive (average of $290). 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.
Reviews of airlines servicing Buffalo
Get insights into the airlines that provide service to Buffalo. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buffalo. Reviews last updated February 14, 2026.
See what other customers who have flown with Southwest, Delta, and United Airlines from San Diego to Buffalo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Boarding
8.1
Overall
8.0
Food
7.0
Crew
8.6
Entertainment
7.5
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from San Diego to Buffalo. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Buffalo?
Book flights to Buffalo if you plan to visit one of these locationsLockport
Cheektowaga
Batavia
Williamsville
Orchard Park
Eden
Amherst
West Seneca
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buffalo flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Diego
Popular flights
Alternative routes for San Diego to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Buffalo
Explore flights to Buffalo departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 14, 2026.
Complete your trip
Complete your trip to Buffalo by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Buffalo by cabin class
Find flights from San Diego to Buffalo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Buffalo flights
Browse other San Diego and Buffalo flight options. Last updated on February 14, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on February 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from San Diego to Buffalo
Discover the top 6 airlines that operate flights from San Diego to Buffalo. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$139 | Average$247 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$155 | Average$290 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$381 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$256 | Average$421 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$436 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$359 | Average$519 | FlexibilityNo cancel fee | On-time63% |