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Cheap flights from Buffalo to San Jose, CA from C$ 259

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Buffalo to San Jose

Enter your travel dates to find the best prices.

Cheapest flights from Buffalo to San Jose
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 27 January 2026.

Thu 19/26:00 a.m.
BUF
-
SJC
1 stop9h 39m
Delta
Wed 25/210:35 p.m.
SJC
-
BUF
1 stop9h 25m
Delta
Deal found 26/1C$ 474
Tue 19/51:10 p.m.
BUF
-
SJC
1 stop10h 20m
Southwest
Tue 26/59:40 p.m.
SJC
-
BUF
1 stop7h 10m
Southwest
Deal found 27/1C$ 504
Wed 25/38:25 a.m.
BUF
-
SJC
1 stop7h 45m
Southwest
Mon 30/39:50 p.m.
SJC
-
BUF
1 stop7h 25m
Southwest
Deal found 27/1C$ 509
Wed 13/53:50 p.m.
BUF
-
SJC
1 stop8h 58m
Delta
Tue 26/510:56 p.m.
SJC
-
BUF
1 stop6h 27m
Delta
Deal found 25/1C$ 516
Thu 14/54:57 p.m.
BUF
-
SJC
1 stop8h 56m
Delta
Wed 20/510:56 p.m.
SJC
-
BUF
1 stop6h 27m
Delta
Deal found 25/1C$ 522
Thu 14/512:07 p.m.
BUF
-
SJC
1 stop9h 42m
Delta
Tue 26/55:05 p.m.
SJC
-
BUF
2 stops12h 18m
Delta
Deal found 25/1C$ 529
Tue 19/510:30 a.m.
BUF
-
SJC
2 stops15h 23m
Delta
Tue 26/55:05 p.m.
SJC
-
BUF
2 stops12h 18m
Delta
Deal found 27/1C$ 531
Thu 12/312:05 p.m.
BUF
-
SJC
1 stop13h 35m
Southwest
Mon 16/310:55 p.m.
SJC
-
BUF
1 stop8h 15m
Southwest
Deal found 27/1C$ 534
Wed 25/310:23 a.m.
BUF
-
SJC
2 stops14h 10m
Delta
Mon 30/36:25 p.m.
SJC
-
BUF
2 stops13h 36m
Delta
Deal found 27/1C$ 537

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 27 January 2026.

Round-trip from

C$ 474

One-way from

C$ 259

Popular in

December

Cheapest in

February

Average price

C$ 538
Delta
  • Delta
  • 19/2-25/2
  • 2 total stops
  • 19h 04m total
  • Buffalo to San Jose
Search Deals
Delta
  • Delta
  • 20/5
  • 1 total stop
  • 8h 58m total
  • Buffalo to San Jose
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (C$ 52 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 629,999 searches. Data last updated 27 January 2026.
Use the filters below to find and compare flights from Buffalo to San Jose that are best for you.

Fly from

Buffalo

Fly to

San Jose

Route

Depart

Return

Price

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 19/2

6:00 a.m.-12:39 p.m.

1 stop9h 39m

San Jose

Wed 25/2

6:25 p.m.-9:47 a.m.

2 stops12h 22m

C$ 481

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 25/3

7:00 p.m.-11:45 p.m.

1 stop7h 45m

San Jose

Mon 30/3

7:15 p.m.-8:15 a.m.

2 stops10h 00m

C$ 516

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sat 16/5

4:57 p.m.-10:53 p.m.

1 stop8h 56m

San Jose

Tue 26/5

10:56 p.m.-8:23 a.m.

1 stop6h 27m

C$ 522

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 14/5

12:07 p.m.-6:49 p.m.

1 stop9h 42m

San Jose

Tue 26/5

10:56 p.m.-8:23 a.m.

1 stop6h 27m

C$ 522

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 12/3

12:05 p.m.-10:40 p.m.

1 stop13h 35m

San Jose

Mon 16/3

10:55 p.m.-10:10 a.m.

1 stop8h 15m

C$ 534

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 19/5

4:57 p.m.-10:53 p.m.

1 stop8h 56m

San Jose

Sat 23/5

12:45 p.m.-10:35 a.m.

2 stops18h 50m

C$ 555

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 15/5

3:50 p.m.-9:48 p.m.

1 stop8h 58m

San Jose

Wed 20/5

10:56 p.m.-8:23 a.m.

1 stop6h 27m

C$ 557

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 7/7

4:30 p.m.-10:41 p.m.

1 stop9h 11m

San Jose

Tue 14/7

10:56 p.m.-11:40 a.m.

1 stop9h 44m

C$ 557

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 19/5

2:30 p.m.-10:53 p.m.

2 stops11h 23m

San Jose

Mon 25/5

10:56 p.m.-8:23 a.m.

1 stop6h 27m

C$ 564

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 16/6

5:47 p.m.-10:36 p.m.

1 stop7h 49m

C$ 259

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 15 results
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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.
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

What is the cheapest month to book a flight from Buffalo to San Jose, California?

Currently, March is the cheapest month in which you can book a flight from Buffalo to San Jose, California (average of C$ 203). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 330). 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.

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.

  • How long is the flight from Buffalo to San Jose, California?

    A quick flight from Buffalo to San Jose, California can take about 7h 45m. Delta provides one of the quickest options available for as low as C$ 516. Airlines will cover a distance of 3679 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Buffalo to San Jose that include hotel bookings?

    Yes. In addition to deals on Buffalo to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buffalo to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buffalo to San Jose.

  • Can I find deals for business class flights from Buffalo to San Jose?

    Yes. Cheapflights offers flight deals from Buffalo to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Buffalo to San Jose, California?

    Currently, March is the cheapest month in which you can book a flight from Buffalo to San Jose, California (average of C$ 203). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 330). 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.

See more FAQs

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Fly with Cheapflights

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How does Cheapflights help users find flights from Buffalo to San Jose?

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Why should you use Cheapflights to find cheap flight tickets from Buffalo to San Jose?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Buffalo to San Jose for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Buffalo to San Jose with no change fees?

Yes! Cheapflights helps users easily find flights from Buffalo to San Jose with no change fees.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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