$105+ 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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUF
Feb 17 — Feb 241
1 adult, Economy
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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
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 January 18, 2026.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $251 (American Airlines) |
One-way from | $105 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $583 |
Find flight deals from San Diego to Buffalo
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 January 18, 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 January 18, 2026.
This American Airlines deal was found by Cheapflights users on 1/17. 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 2/149:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Tue 2/176:01 pm
BUF
- SAN
1 stop7h 33m
American Airlines
Deal found 1/17![American Airlines logo]()
$251
This JetBlue deal was found by Cheapflights users on 1/17. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/139:10 pm
SAN
- BUF
1 stop9h 29m
JetBlue
Tue 2/178:00 am
BUF
- SAN
1 stop8h 57m
JetBlue
Deal found 1/17![JetBlue logo]()
$269
This American Airlines deal was found by Cheapflights users on 1/16. 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 2/129:29 am
SAN
- BUF
1 stop10h 20m
American Airlines
Tue 2/1711:23 am
BUF
- SAN
1 stop11h 01m
American Airlines
Deal found 1/16![American Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 1/17. 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 2/132:10 pm
SAN
- BUF
1 stop6h 49m
United Airlines
Tue 3/37:00 am
BUF
- SAN
2 stops11h 00m
United Airlines
Deal found 1/17![United Airlines logo]()
$279
This Delta deal was found by Cheapflights users on 1/16. 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.
Sun 2/1510:10 pm
SAN
- BUF
1 stop8h 37m
Delta
Sun 2/223:39 pm
BUF
- SAN
1 stop11h 26m
Delta
Deal found 1/16![Delta logo]()
$297
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Wed 2/181:05 pm
SAN
- BUF
1 stop7h 39m
United Airlines
Sun 2/228:25 am
BUF
- SAN
1 stop9h 35m
United Airlines
Deal found 1/18![United Airlines logo]()
$299
This United Airlines deal was found by Cheapflights users on 1/15. 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.
Wed 2/1811:05 am
SAN
- BUF
2 stops8h 54m
United Airlines
Wed 2/257:00 am
BUF
- SAN
1 stop7h 38m
United Airlines
Deal found 1/15![United Airlines logo]()
$302
This Southwest deal was found by Cheapflights users on 1/15. 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 2/187:55 pm
SAN
- BUF
2 stops9h 10m
Southwest
Wed 2/253:45 pm
BUF
- SAN
2 stops9h 35m
Southwest
Deal found 1/15![Southwest logo]()
$308
This Southwest deal was found by Cheapflights users on 1/15. 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.
Thu 3/261:45 pm
SAN
- BUF
1 stop7h 25m
Southwest
Mon 4/67:35 pm
BUF
- SAN
1 stop6h 50m
Southwest
Deal found 1/15![Southwest logo]()
$328
This American Airlines deal was found by Cheapflights users on 1/17. 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.
Sun 2/229:41 pm
SAN
- BUF
1 stop10h 17m
American Airlines
Sun 3/11:31 pm
BUF
- SAN
1 stop10h 36m
American Airlines
Deal found 1/17![American Airlines logo]()
$331
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 January 18, 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
Fri 2/13
9:10 pm-9:39 am
1 stop9h 29m
Buffalo
Tue 2/17
8:00 am-1:57 pm
1 stop8h 57m
$269
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Fri 2/13
9:10 pm-9:39 am
1 stop9h 29m
Buffalo
Tue 3/3
10:25 am-7:28 pm
1 stop12h 03m
$269
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Thu 5/7
9:15 pm-11:29 am
1 stop11h 14m
Buffalo
Tue 5/12
12:25 pm-8:04 pm
1 stop10h 39m
$269
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Mon 3/2
9:10 pm-9:35 am
1 stop9h 25m
Buffalo
Wed 3/4
10:25 am-8:00 pm
1 stop12h 35m
$269
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Fri 2/13
2:10 pm-11:59 pm
1 stop6h 49m
Buffalo
Tue 3/3
7:00 am-3:00 pm
2 stops11h 00m
$279
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Sun 2/15
10:10 pm-9:47 am
1 stop8h 37m
Buffalo
Sun 2/22
3:39 pm-12:05 am
1 stop11h 26m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Wed 2/18
1:05 pm-11:44 pm
1 stop7h 39m
Buffalo
Wed 2/25
8:25 am-3:00 pm
1 stop9h 35m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Thu 3/26
1:45 pm-12:10 am
1 stop7h 25m
Buffalo
Mon 4/6
7:35 pm-11:25 pm
1 stop6h 50m
$328
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Thu 5/14
10:30 pm-8:23 am
1 stop6h 53m
Buffalo
Sun 5/17
4:57 pm-9:34 pm
1 stop7h 37m
$328
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Sun 2/22
9:41 pm-10:58 am
1 stop10h 17m
Buffalo
Sun 3/1
1:31 pm-9:07 pm
1 stop10h 36m
$331
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 January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Diego-Buffalo flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.
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 January 16, 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 $292). 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 January 18, 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.
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Food
7.0
Overall
8.0
Comfort
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
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
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Alternative routes for San Diego to Buffalo
See prices for flight routes from nearby airports that may be better suited for you.
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 January 18, 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$437 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$364 | Average$517 | FlexibilityNo cancel fee | On-time63% |