$111+ 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 2/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUF
Jan 17 — Jan 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.Cheapflights Tip: The best prices from San Diego to Buffalo are usually found in September or October, booked 3 days in advance, depart on a Saturday or Tuesday and return on a Wednesday
Cheap 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 December 18, 2025.
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 December 18, 2025.
This American Airlines deal was found by Cheapflights users on 12/17. 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 12/2010:45 pmSAN - BUF
1 stop9h 22mAmerican Airlines
Sun 12/214:09 pmBUF - SAN
1 stop8h 36mAmerican Airlines
Deal found 12/17![American Airlines logo]()
$611
This Delta deal was found by Cheapflights users on 12/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:00 pmSAN - BUF
1 stop7h 34mDelta
Mon 12/2212:07 pmBUF - SAN
1 stop9h 31mDelta
Deal found 12/17![Delta logo]()
$669
This Delta deal was found by Cheapflights users on 12/16. 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.
Thu 12/186:20 amSAN - BUF
2 stops14h 39mDelta
Tue 12/236:10 amBUF - SAN
2 stops18h 28mDelta
Deal found 12/16![Delta logo]()
$734
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1710:52 amSAN - BUF
1 stop7h 15mUnited Airlines
Wed 12/242:50 pmBUF - SAN
1 stop9h 02mUnited Airlines
Deal found 12/16![United Airlines logo]()
$774
This Delta deal was found by Cheapflights users on 12/16. 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.
Wed 12/176:20 amSAN - BUF
2 stops13h 38mDelta
Tue 12/236:00 amBUF - SAN
2 stops18h 38mDelta
Deal found 12/16![Delta logo]()
$808
This United Airlines deal was found by Cheapflights users on 12/16. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:42 amSAN - BUF
1 stop8h 24mUnited Airlines
Thu 12/2510:29 amBUF - SAN
1 stop8h 26mUnited Airlines
Deal found 12/16![United Airlines logo]()
$814
This United Airlines deal was found by Cheapflights users on 12/15. 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.
Fri 12/197:05 amSAN - BUF
1 stop8h 29mUnited Airlines
Sun 1/46:30 amBUF - SAN
1 stop8h 00mUnited Airlines
Deal found 12/15![United Airlines logo]()
$823
This Delta deal was found by Cheapflights users on 12/16. 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.
Thu 12/186:20 amSAN - BUF
2 stops14h 39mDelta
Thu 12/256:00 amBUF - SAN
2 stops18h 38mDelta
Deal found 12/16![Delta logo]()
$824
This CheapOair deal was found by Cheapflights users on 12/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:44 pmSAN - BUF
1 stop10h 35mJetBlue
Sun 1/49:02 amBUF - SAN
1 stop28h 17mJetBlue
Deal found 12/15![JetBlue logo]()
$836
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 December 18, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $297 (American Airlines) |
One-way from | $111 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $576 |
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 December 18, 2025.
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 1/16
11:30 am-10:55 pm
1 stop8h 25m
Buffalo
Sat 1/17
7:30 am-1:11 pm
1 stop8h 41m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Wed 4/8
10:10 pm-9:39 am
1 stop8h 29m
Buffalo
Mon 4/13
3:50 pm-11:43 pm
1 stop10h 53m
$297
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Thu 1/15
9:00 pm-9:02 am
1 stop9h 02m
Buffalo
Sun 1/25
7:00 am-2:18 pm
1 stop10h 18m
$307
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Fri 2/13
9:00 pm-9:28 am
1 stop9h 28m
Buffalo
Mon 2/16
8:45 pm-7:47 pm
1 stop26h 02m
$316
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Fri 1/16
6:15 am-8:29 pm
2 stops11h 14m
Buffalo
Sat 1/17
1:59 pm-8:42 pm
2 stops9h 43m
$379
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Thu 1/15
6:30 am-7:25 pm
2 stops9h 55m
Buffalo
Sun 1/25
5:23 pm-10:33 pm
1 stop8h 10m
$420
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Fri 5/22
8:30 pm-9:00 am
1 stop9h 30m
Buffalo
Tue 5/26
6:00 am-12:26 pm
1 stop9h 26m
$420
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Thu 5/21
10:30 pm-9:49 am
1 stop8h 19m
Buffalo
Tue 5/26
1:55 pm-6:37 pm
1 stop7h 42m
$437
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Wed 4/8
9:40 pm-7:50 am
1 stop7h 10m
Buffalo
Mon 4/13
4:00 pm-10:55 pm
2 stops9h 55m
$442
San DiegoBuffalo
SAN - BUF
SANBUF
San Diego
Wed 2/25
7:11 am-12:54 pm
2 stops26h 43m
$113
Showing 1-10 of 21 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 December.
| 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 December 12, 2025.
To ensure you get the cheapest price possible for a flight from San Diego to Buffalo, you should look to book at least 3 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 February is currently the most expensive (average of $303). 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.
What is the cheapest time of day to fly from SAN to BUF?
Find hourly flight availability from San Diego to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.
When flying from San Diego to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 21% versus a flight in the morning.
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 December 18, 2025.
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.
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
Comfort
8.0
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Crew
8.6
Overall
7.9
Entertainment
7.5
Boarding
8.1
Food
7.0
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
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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 December 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$161 | Average$290 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$196 | Average$381 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$209 | Average$247 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$256 | Average$419 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$296 | Average$437 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$364 | Average$519 | FlexibilityNo cancel fee | On-time63% |