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Cheap flights from Buffalo to San Jose, CA from C$ 180

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 15/9. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
10 Jul — 17 Jul1
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 10 June 2026.

Tue 15/96:05 a.m.
BUF
-
SJC
1 stop8h 31m
Delta
Tue 15/96:10 p.m.
SJC
-
BUF
2 stops11h 08m
Delta
Deal found 8/6C$ 365
Sat 3/108:40 a.m.
BUF
-
SJC
1 stop10h 55m
Southwest
Wed 14/1011:00 p.m.
SJC
-
BUF
1 stop9h 15m
Southwest
Deal found 8/6C$ 407
Sat 3/109:00 a.m.
BUF
-
SJC
2 stops11h 36m
Delta
Wed 14/106:12 p.m.
SJC
-
BUF
2 stops13h 22m
Delta
Deal found 8/6C$ 410
Tue 15/912:00 p.m.
BUF
-
SJC
1 stop9h 20m
Southwest
Tue 15/911:00 p.m.
SJC
-
BUF
1 stop9h 20m
Southwest
Deal found 8/6C$ 457
Wed 19/84:13 p.m.
BUF
-
SJC
1 stop8h 28m
Delta
Fri 21/86:10 a.m.
SJC
-
BUF
1 stop9h 13m
Delta
Deal found 8/6C$ 469
Wed 15/76:00 a.m.
BUF
-
SJC
1 stop9h 20m
Southwest
Wed 15/77:40 p.m.
SJC
-
BUF
2 stops9h 30m
Southwest
Deal found 9/6C$ 588

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 10 June 2026.

Round-trip from

C$ 365

One-way from

C$ 180

Popular in

December

Cheapest in

January

Average price

C$ 773
Delta
  • Delta
  • 15/9-15/9
  • 3 total stops
  • 19h 39m total
  • Buffalo to San Jose
Search Deals
United Airlines
  • United Airlines
  • 15/9
  • 1 total stop
  • 7h 52m total
  • Buffalo to San Jose
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 10 June 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

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 15/7

6:00 a.m.-12:20 p.m.

1 stop9h 20m

San Jose

Wed 15/7

9:40 p.m.-8:10 a.m.

1 stop7h 30m

C$ 595

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 25/9

6:50 a.m.-10:35 a.m.

1 stop6h 45m

San Jose

Mon 28/9

11:00 p.m.-11:20 a.m.

1 stop9h 20m

C$ 637
Quickest round-trip

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 23/9

5:58 p.m.-10:50 p.m.

1 stop7h 52m

San Jose

Sat 26/9

1:00 p.m.-10:46 p.m.

1 stop6h 46m

C$ 651

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 16/7

12:40 p.m.-11:30 p.m.

2 stops13h 50m

San Jose

Sun 19/7

6:00 a.m.-5:20 p.m.

1 stop8h 20m

C$ 658

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 24/7

6:05 a.m.-3:25 p.m.

1 stop12h 20m

San Jose

Thu 30/7

7:40 p.m.-8:10 a.m.

2 stops9h 30m

C$ 694

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Mon 7/9

12:16 p.m.-10:13 p.m.

2 stops12h 57m

San Jose

Tue 15/9

6:10 a.m.-6:16 p.m.

1 stop9h 06m

C$ 700

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 8/7

6:00 a.m.-11:30 a.m.

1 stop8h 30m

San Jose

Mon 13/7

10:00 p.m.-11:11 a.m.

1 stop10h 11m

C$ 715
Cheapest one-way

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 15/9

5:58 p.m.-10:50 p.m.

1 stop7h 52m

C$ 180

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 18/8

5:58 p.m.-10:50 p.m.

1 stop7h 52m

C$ 180

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 19/8

12:02 p.m.-10:13 p.m.

2 stops13h 11m

C$ 187

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/6

Showing 1-10 of 18 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, January is the cheapest month in which you can book a flight from Buffalo to San Jose, California (average of C$ 548). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 965). 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.

How much does it cost to fly round-trip from Buffalo to San Jose, California?

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 52m. Southwest provides one of the quickest options available for as low as C$ 651. 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, January is the cheapest month in which you can book a flight from Buffalo to San Jose, California (average of C$ 548). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 965). 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.

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

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