$132+ Cheap flights from Buffalo to San Jose, CA (BUF - SJC)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Buffalo to San Jose 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
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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 Buffalo to San Jose
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Best
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Cheapest flights from Buffalo to San JoseExplore the most affordable flight options available from Buffalo to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from Buffalo to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This Delta deal was found by Cheapflights users on 9/16. 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 10/224:04 pm -
1 stop8h 21m
Mon 10/2610:45 pm -
1 stop9h 31m
Deal found 9/16![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 9/17. 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.
Fri 10/233:53 pm -
2 stops10h 57m
Wed 10/2812:57 pm -
1 stop8h 02m
Deal found 9/17![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 9/16. 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.
Fri 10/233:53 pm -
2 stops10h 57m
Mon 10/2610:45 pm -
1 stop9h 31m
Deal found 9/16![Delta logo]()
$322
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:30 am -
1 stop8h 40m
Fri 10/3011:00 pm -
1 stop8h 50m
Deal found 9/14![Southwest logo]()
$324
Best flights from Buffalo to San JoseDiscover carefully curated flight deals from Buffalo to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from Buffalo to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This Delta deal was found by Cheapflights users on 9/16. 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 10/224:04 pm -
1 stop8h 21m
Mon 10/2610:45 pm -
1 stop9h 31m
Deal found 9/16![Delta logo]()
$299
This United Airlines deal was found by Cheapflights users on 9/16. 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.
Tue 12/86:30 am -
1 stop8h 29m
Wed 12/91:07 pm -
1 stop6h 50m
Deal found 9/16![United Airlines logo]()
$373
This Southwest deal was found by Cheapflights users on 9/13. 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.
Sat 10/179:15 am -
2 stops10h 25m
Sat 10/246:45 pm -
2 stops10h 25m
Deal found 9/13![Southwest logo]()
$459
This Delta deal was found by Cheapflights users on 9/17. 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.
Fri 10/233:53 pm -
2 stops10h 57m
Wed 10/2812:57 pm -
1 stop8h 02m
Deal found 9/17![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 9/16. 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.
Fri 10/2312:21 pm -
1 stop9h 39m
Mon 10/2610:45 pm -
1 stop9h 31m
Deal found 9/16![Delta logo]()
$379
This Delta deal was found by Cheapflights users on 9/16. 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.
Fri 10/236:15 am -
2 stops9h 32m
Sun 10/256:00 am -
2 stops10h 02m
Deal found 9/16![Delta logo]()
$411
This Delta deal was found by Cheapflights users on 9/16. 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 10/76:00 am -
2 stops11h 13m
Wed 10/77:33 pm -
2 stops9h 53m
Deal found 9/16![Delta logo]()
$513
This Delta deal was found by Cheapflights users on 9/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:04 pm -
1 stop8h 21m
Sun 10/255:42 pm -
2 stops13h 56m
Deal found 9/14![Delta logo]()
$515
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:05 am -
1 stop8h 31m
Tue 10/136:34 pm -
2 stops10h 52m
Deal found 9/15![Delta logo]()
$516
Last-minute flights from Buffalo to San JoseDiscover last-minute flight deals from Buffalo to San Jose. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San Jose. Data last updated September 17, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/16. 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 10/224:04 pm -
1 stop8h 21m
Mon 10/2610:45 pm -
1 stop9h 31m
Deal found 9/16![Delta logo]()
$299
This Delta deal was found by Cheapflights users on 9/17. 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.
Fri 10/233:53 pm -
2 stops10h 57m
Wed 10/2812:57 pm -
1 stop8h 02m
Deal found 9/17![Delta logo]()
$318
This Delta deal was found by Cheapflights users on 9/16. 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.
Fri 10/233:53 pm -
2 stops10h 57m
Mon 10/2610:45 pm -
1 stop9h 31m
Deal found 9/16![Delta logo]()
$322
This Southwest deal was found by Cheapflights users on 9/14. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/289:30 am -
1 stop8h 40m
Fri 10/3011:00 pm -
1 stop8h 50m
Deal found 9/14![Southwest logo]()
$324
One-way flights from Buffalo to San JoseSearch for one-way flight options from Buffalo to San Jose. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Buffalo to San Jose. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Tue 10/65:45 pm -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![United Airlines logo]()
$132
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:20 am -
2 stops13h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta logo]()
$137
This Southwest deal was found by Cheapflights users on 9/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/67:00 pm -
1 stop7h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Southwest logo]()
$191
This Southwest deal was found by Cheapflights users on 9/12. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/223:25 pm -
1 stop11h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Southwest logo]()
$209
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Mon 10/195:45 pm -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![United Airlines logo]()
$229
This Southwest deal was found by Cheapflights users on 9/16. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:30 pm -
1 stop7h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Southwest logo]()
$234
This Southwest deal was found by Cheapflights users on 9/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:55 pm -
2 stops10h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Southwest logo]()
$239
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:00 am -
1 stop8h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Delta logo]()
$260
Find flight deals from Buffalo to San Jose
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to San Jose (SJC). 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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (Delta) |
One-way from | $132 (United Airlines) |
Popular in | December |
Cheapest in | October |
Average price | $402 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo to San Jose 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 7,457,451 searches. Data last updated September 17, 2026.
Use the filters below to find and compare flights from Buffalo to San Jose that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Tue 10/6
11:20 am-10:08 pm
2 stops13h 48m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$137
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Tue 12/22
3:25 pm-11:25 pm
1 stop11h 00m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$209
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Sun 11/1
6:00 am-1:55 pm
1 stop10h 55m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$234
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Sun 10/25
6:00 am-11:44 am
1 stop8h 44m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$260
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Sat 2/13
6:00 am-11:56 am
1 stop8h 56m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$264
Quickest round-trip
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Mon 10/19
5:45 pm-10:42 pm
1 stop7h 57m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$285
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Thu 10/22
4:04 pm-9:25 pm
1 stop8h 21m
San Jose
Mon 10/26
10:45 pm-11:16 am
1 stop9h 31m
$299
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Fri 10/2
6:30 am-1:58 pm
2 stops10h 28m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$309
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Fri 10/2
3:53 pm-10:06 pm
2 stops9h 13m
San Jose
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$309
BuffaloSan Jose
BUF Buffalo - SJC San Jose
BUFSJC
Buffalo
Fri 10/23
3:53 pm-11:50 pm
2 stops10h 57m
San Jose
Wed 10/28
12:57 pm-11:59 pm
1 stop8h 02m
$318
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Buffalo to San Jose
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 Buffalo to San Jose in September.
| 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 Buffalo-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-San Jose, California flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-San Jose, California 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 Buffalo-San Jose, California 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 Buffalo to San Jose
Have a flexible travel schedule? Discover the best time to fly to San Jose from Buffalo with our price prediction graph.
BUF-SJC
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 Buffalo to San Jose
Reviews of airlines servicing San Jose
Get insights into the airlines that provide service to San Jose. 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 San Jose. Reviews last updated September 17, 2026.
Read reviews from past customers who have flown Southwest from Buffalo to San Jose. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Buffalo to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to San Jose by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buffalo to San Jose by cabin class
Find flights from Buffalo to San Jose, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buffalo and San Jose flights
Browse other Buffalo and San Jose flight options. Last updated on September 17, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Jose
Explore flights to San Jose departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 17, 2026.
Top airline flying from Buffalo to San Jose
Discover the top airline that operate flights from Buffalo to San Jose. 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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$346 | Average$487 | FlexibilityNo cancel fee | On-time63% |