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Cheap flights from Buffalo to San Jose, CA from C$ 243

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 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
10 Apr — 17 Apr1
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 11 March 2026.

Wed 27/54:00 p.m.
BUF
-
SJC
1 stop7h 30m
Southwest
Tue 2/69:40 p.m.
SJC
-
BUF
1 stop7h 10m
Southwest
Deal found 9/3C$ 487
Tue 21/73:50 p.m.
BUF
-
SJC
1 stop8h 58m
Delta
Wed 29/76:30 a.m.
SJC
-
BUF
1 stop9h 03m
Delta
Deal found 6/3C$ 512
Tue 7/46:02 p.m.
BUF
-
SJC
1 stop7h 39m
United Airlines
Tue 14/46:30 a.m.
SJC
-
BUF
2 stops14h 03m
United Airlines
Deal found 8/3C$ 513
Tue 21/73:50 p.m.
BUF
-
SJC
1 stop8h 58m
Delta
Tue 28/77:35 p.m.
SJC
-
BUF
2 stops9h 48m
Delta
Deal found 6/3C$ 519
Mon 27/44:00 p.m.
BUF
-
SJC
2 stops10h 55m
Southwest
Thu 30/410:55 p.m.
SJC
-
BUF
1 stop8h 20m
Southwest
Deal found 10/3C$ 521
Tue 7/43:10 p.m.
BUF
-
SJC
2 stops9h 50m
Southwest
Tue 14/410:55 p.m.
SJC
-
BUF
1 stop8h 25m
Southwest
Deal found 8/3C$ 525
Tue 21/73:50 p.m.
BUF
-
SJC
1 stop8h 58m
Delta
Mon 27/710:56 p.m.
SJC
-
BUF
1 stop6h 27m
Delta
Deal found 6/3C$ 553
Thu 28/54:55 p.m.
BUF
-
SJC
1 stop9h 00m
Delta
Sun 31/510:55 p.m.
SJC
-
BUF
1 stop6h 25m
Delta
Deal found 10/3C$ 581

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 11 March 2026.

Round-trip from

C$ 487

One-way from

C$ 243

Popular in

December

Cheapest in

January

Average price

C$ 782
Southwest
  • Southwest
  • 27/5-2/6
  • 2 total stops
  • 14h 40m total
  • Buffalo to San Jose
Search Deals
Delta
  • Delta
  • 19/5
  • 2 total stops
  • 14h 00m total
  • Buffalo to San Jose
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 11 March 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

Price

Cheapest round-trip
Quickest round-trip

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 27/5

4:00 p.m.-8:30 p.m.

1 stop7h 30m

San Jose

Tue 2/6

9:40 p.m.-7:50 a.m.

1 stop7h 10m

C$ 487

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 21/7

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

1 stop8h 58m

San Jose

Tue 28/7

7:35 p.m.-8:23 a.m.

2 stops9h 48m

C$ 519

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 7/4

3:10 p.m.-10:00 p.m.

2 stops9h 50m

San Jose

Tue 14/4

10:55 p.m.-10:20 a.m.

1 stop8h 25m

C$ 525

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 21/7

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

1 stop8h 58m

San Jose

Mon 27/7

5:00 p.m.-8:23 a.m.

2 stops12h 23m

C$ 559

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 21/7

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

1 stop8h 58m

San Jose

Wed 29/7

5:00 p.m.-8:23 a.m.

2 stops12h 23m

C$ 559

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 15/5

4:55 p.m.-10:55 p.m.

1 stop9h 00m

San Jose

Fri 29/5

5:45 p.m.-9:45 a.m.

2 stops13h 00m

C$ 600

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 31/3

12:15 p.m.-7:35 p.m.

2 stops10h 20m

San Jose

Mon 6/4

10:55 p.m.-10:20 a.m.

1 stop8h 25m

C$ 601

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sat 11/7

5:50 p.m.-10:50 p.m.

1 stop8h 00m

San Jose

Sat 25/7

10:55 p.m.-10:20 a.m.

1 stop8h 25m

C$ 620
Cheapest one-way

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 19/5

6:15 a.m.-5:15 p.m.

2 stops14h 00m

C$ 243

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 16/6

4:30 p.m.-10:53 p.m.

1 stop9h 23m

C$ 257

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/3

Showing 1-10 of 20 resultsSorted by cheapest first
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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, September is the cheapest month in which you can book a flight from Buffalo to San Jose, California (average of C$ 215). Flying from Buffalo to San Jose, California in March is currently the most expensive (average of C$ 339). 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 8h 58m. Southwest provides one of the quickest options available for as low as C$ 593. 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, September is the cheapest month in which you can book a flight from Buffalo to San Jose, California (average of C$ 215). Flying from Buffalo to San Jose, California in March is currently the most expensive (average of C$ 339). 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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Why should you use Cheapflights to find cheap flight tickets from Buffalo to San Jose?

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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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