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Cheap flights from Buffalo to San Jose, CA from C$ 270

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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
19 Jul — 26 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 19 June 2026.

Tue 20/104:30 p.m.
BUF
-
SJC
1 stop9h 28m
Delta
Wed 28/1010:20 p.m.
SJC
-
BUF
1 stop9h 55m
Delta
Deal found 16/6C$ 501
Tue 20/1012:09 p.m.
BUF
-
SJC
1 stop9h 43m
Delta
Thu 29/107:15 a.m.
SJC
-
BUF
1 stop8h 22m
Delta
Deal found 16/6C$ 520
Tue 20/1012:09 p.m.
BUF
-
SJC
1 stop9h 43m
Delta
Sat 24/106:12 p.m.
SJC
-
BUF
2 stops11h 17m
Delta
Deal found 16/6C$ 527
Thu 22/104:30 p.m.
BUF
-
SJC
1 stop9h 28m
Delta
Mon 26/1010:20 p.m.
SJC
-
BUF
1 stop9h 55m
Delta
Deal found 16/6C$ 538
Tue 28/75:12 p.m.
BUF
-
SJC
1 stop8h 37m
Delta
Tue 11/86:40 a.m.
SJC
-
BUF
1 stop9h 15m
Delta
Deal found 14/6C$ 546
Wed 29/712:03 p.m.
BUF
-
SJC
2 stops10h 29m
Delta
Tue 11/812:40 p.m.
SJC
-
BUF
1 stop8h 19m
Delta
Deal found 14/6C$ 553
Tue 28/75:12 p.m.
BUF
-
SJC
1 stop8h 37m
Delta
Mon 10/810:20 p.m.
SJC
-
BUF
1 stop9h 48m
Delta
Deal found 14/6C$ 565

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 19 June 2026.

Round-trip from

C$ 501

One-way from

C$ 270

Popular in

December

Cheapest in

January

Average price

C$ 864
Delta
  • Delta
  • 20/10-28/10
  • 2 total stops
  • 19h 23m total
  • Buffalo to San Jose
Search Deals
Southwest
  • Southwest
  • 5/8
  • 1 total stop
  • 7h 35m total
  • Buffalo to San Jose
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 30 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 19 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

Tue 25/8

6:25 p.m.-11:00 p.m.

1 stop7h 35m

San Jose

Tue 1/9

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

1 stop9h 20m

C$ 501

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 29/7

12:03 p.m.-7:32 p.m.

2 stops10h 29m

San Jose

Tue 11/8

12:40 p.m.-11:59 p.m.

1 stop8h 19m

C$ 553

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 20/8

6:50 a.m.-1:35 p.m.

2 stops9h 45m

San Jose

Sat 22/8

11:00 p.m.-12:25 p.m.

2 stops10h 25m

C$ 566

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 29/7

12:03 p.m.-7:32 p.m.

2 stops10h 29m

San Jose

Mon 10/8

10:20 p.m.-11:08 a.m.

1 stop9h 48m

C$ 572

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 25/9

6:05 a.m.-11:36 a.m.

1 stop8h 31m

San Jose

Tue 29/9

12:46 p.m.-11:54 p.m.

1 stop8h 08m

C$ 573

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 19/8

4:13 p.m.-9:41 p.m.

1 stop8h 28m

San Jose

Fri 21/8

12:35 p.m.-11:59 p.m.

1 stop8h 24m

C$ 573

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 21/10

12:09 p.m.-6:52 p.m.

1 stop9h 43m

San Jose

Fri 30/10

6:12 p.m.-8:29 a.m.

2 stops11h 17m

C$ 580

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 29/7

12:03 p.m.-7:32 p.m.

2 stops10h 29m

San Jose

Wed 12/8

6:10 a.m.-6:23 p.m.

1 stop9h 13m

C$ 599

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 25/9

3:55 p.m.-9:57 p.m.

1 stop9h 02m

San Jose

Sun 27/9

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

1 stop9h 06m

C$ 645
Quickest round-trip

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 20/10

7:00 a.m.-12:01 p.m.

1 stop8h 01m

San Jose

Tue 27/10

6:40 a.m.-4:47 p.m.

1 stop7h 07m

C$ 657

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/6

Showing 1-10 of 22 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$ 555). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 977). 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 35m. Southwest provides one of the quickest options available for as low as C$ 501. 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$ 555). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 977). 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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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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