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Cheap flights from Buffalo to San Jose, CA from C$ 219

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
24 May — 31 May1
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 24 April 2026.

Tue 18/812:09 p.m.
BUF
-
SJC
1 stop9h 28m
Delta
Tue 25/810:20 p.m.
SJC
-
BUF
1 stop9h 55m
Delta
Deal found 20/4C$ 352
Thu 20/84:30 p.m.
BUF
-
SJC
1 stop9h 11m
Delta
Wed 26/812:45 p.m.
SJC
-
BUF
1 stop8h 13m
Delta
Deal found 20/4C$ 419
Thu 28/54:55 p.m.
BUF
-
SJC
1 stop9h 00m
Delta
Mon 1/612:12 p.m.
SJC
-
BUF
1 stop8h 47m
Delta
Deal found 22/4C$ 423
Tue 18/86:16 a.m.
BUF
-
SJC
2 stops15h 21m
Delta
Mon 31/87:15 a.m.
SJC
-
BUF
1 stop8h 28m
Delta
Deal found 20/4C$ 425
Tue 18/86:16 a.m.
BUF
-
SJC
2 stops15h 21m
Delta
Sat 29/85:05 p.m.
SJC
-
BUF
2 stops12h 18m
Delta
Deal found 20/4C$ 432
Fri 21/810:30 a.m.
BUF
-
SJC
2 stops15h 11m
Delta
Tue 25/812:45 p.m.
SJC
-
BUF
1 stop8h 13m
Delta
Deal found 20/4C$ 466
Mon 24/86:16 a.m.
BUF
-
SJC
2 stops15h 21m
Delta
Tue 25/86:30 a.m.
SJC
-
BUF
1 stop9h 03m
Delta
Deal found 20/4C$ 472
Fri 21/810:30 a.m.
BUF
-
SJC
2 stops15h 11m
Delta
Wed 26/86:30 a.m.
SJC
-
BUF
2 stops13h 33m
Delta
Deal found 20/4C$ 473

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 24 April 2026.

Round-trip from

C$ 352

One-way from

C$ 219

Popular in

December

Cheapest in

January

Average price

C$ 539
Delta
  • Delta
  • 18/8-25/8
  • 2 total stops
  • 19h 23m total
  • Buffalo to San Jose
Search Deals
Delta
  • Delta
  • 1/6
  • 2 total stops
  • 13h 10m total
  • Buffalo to San Jose
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 15 potential increase over avg. RT price).
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 April 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 24 April 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 19/8

10:30 a.m.-6:37 p.m.

2 stops11h 07m

San Jose

Tue 25/8

10:20 p.m.-11:15 a.m.

1 stop9h 55m

C$ 358

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 19/8

12:09 p.m.-6:37 p.m.

1 stop9h 28m

San Jose

Sat 29/8

5:05 p.m.-8:23 a.m.

2 stops12h 18m

C$ 425

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 23/8

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

1 stop9h 11m

San Jose

Wed 26/8

6:30 a.m.-6:33 p.m.

1 stop9h 03m

C$ 529

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 20/8

12:09 p.m.-6:37 p.m.

1 stop9h 28m

San Jose

Thu 27/8

7:15 a.m.-6:43 p.m.

1 stop8h 28m

C$ 547
Quickest round-trip

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

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

1 stop8h 19m

C$ 584

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Mon 15/6

4:05 p.m.-11:25 p.m.

1 stop10h 20m

San Jose

Tue 23/6

9:40 p.m.-8:00 a.m.

1 stop7h 20m

C$ 591

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 23/8

12:09 p.m.-6:37 p.m.

1 stop9h 28m

San Jose

Mon 31/8

5:05 p.m.-8:23 a.m.

2 stops12h 18m

C$ 603

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 3/6

5:52 p.m.-10:30 p.m.

1 stop7h 38m

San Jose

Sat 6/6

6:37 p.m.-9:51 a.m.

2 stops12h 14m

C$ 611

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 17/6

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

1 stop9h 20m

San Jose

Mon 22/6

7:40 p.m.-8:00 a.m.

2 stops9h 20m

C$ 646
Cheapest one-way

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 12/5

12:18 p.m.-7:02 p.m.

1 stop9h 44m

C$ 250

Flights are sorted by cheapest round-trip flights first.

Deals found on 23/4

Showing 1-10 of 16 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$ 538). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 947). 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 14h 37m. Delta provides one of the quickest options available for as low as C$ 432. Airlines will cover a distance of 3679 km.

  • 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$ 538). Flying from Buffalo to San Jose, California in December is currently the most expensive (average of C$ 947). 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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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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