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Cheap flights from Buffalo to San Jose from C$ 246

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 27/5. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
2 Apr — 9 Apr1
1 adult

Cheap 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 28 March 2025.

Round-trip from

C$ 453

One-way from

C$ 246

Popular in

May

Cheapest in

January

Average price

C$ 790
Delta
  • Delta
  • 20/4-26/4
  • 2 total stops
  • 17h 04m total
  • Buffalo to San Jose
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Delta
  • Delta
  • 27/5
  • 1 total stop
  • 8h 16m total
  • Buffalo to San Jose
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 169 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (C$ 36 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from Buffalo to San Jose

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 28 March 2025.

Sun 20/46:00 a.m.BUF - SJC
1 stop8h 39mDelta
Sat 26/46:15 a.m.SJC - BUF
1 stop8h 25mDelta
Deal found 28/3C$ 453
Fri 18/41:23 p.m.BUF - SJC
2 stops12h 24mAmerican Airlines
Tue 22/47:20 p.m.SJC - BUF
2 stops10h 45mAmerican Airlines
Deal found 26/3C$ 509
Sat 12/75:00 a.m.BUF - SJC
1 stop7h 30mSouthwest
Fri 18/78:55 p.m.SJC - BUF
1 stop7h 55mSouthwest
Deal found 26/3C$ 546
Mon 5/55:57 p.m.BUF - SJC
1 stop7h 57mUnited Airlines
Fri 9/56:45 p.m.SJC - BUF
2 stops12h 01mUnited Airlines
Deal found 26/3C$ 560

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 28 March 2025.
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

Sun 20/4

6:00 a.m.-11:39 a.m.

1 stop8h 39m

San Jose

Sat 26/4

6:15 a.m.-5:40 p.m.

1 stop8h 25m

C$ 453

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 18/4

1:23 p.m.-10:47 p.m.

2 stops12h 24m

San Jose

Tue 22/4

7:20 p.m.-9:05 a.m.

2 stops10h 45m

C$ 509

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sat 12/7

5:00 a.m.-9:30 a.m.

1 stop7h 30m

San Jose

Fri 18/7

8:55 p.m.-7:50 a.m.

1 stop7h 55m

C$ 546

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Mon 5/5

5:57 p.m.-10:54 p.m.

1 stop7h 57m

San Jose

Fri 9/5

6:45 p.m.-9:46 a.m.

2 stops12h 01m

C$ 560

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 27/5

6:00 a.m.-11:16 a.m.

1 stop8h 16m

C$ 246

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 16/4

3:25 p.m.-10:35 p.m.

1 stop10h 10m

C$ 282

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Mon 12/5

5:17 a.m.-3:49 p.m.

2 stops13h 32m

C$ 477

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 27/8

6:30 a.m.-8:43 p.m.

3 stops17h 13m

C$ 512

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/3

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?

Currently, September is the cheapest month in which you can book a flight from Buffalo to San Jose (average of C$ 331). Flying from Buffalo to San Jose in December is currently the most expensive (average of C$ 459). 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.

What is the cheapest time of day to fly from BUF to SJC?

Find hourly flight availability from Buffalo to San Jose. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 28 March 2025.

One of the essential ways to save on airfare from Buffalo to San Jose is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight at noon could potentially save you up to 2% on airfare.

Rainfall in San Jose by month

Plan your trip to San Jose by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Jose ranges from 0.0 - 79.0 mm per month. January is typically the wettest month, when rainfall can reach 79.0 mm. July is typically the driest time to visit San Jose when rainfall is around 0.0 mm.

Temperature in San Jose by month

Plan your trip to San Jose by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Jose, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).

Reviews of airlines servicing San Jose

Get insights into the airlines that provide service to San Jose. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Jose. Reviews last updated 28 March 2025.
Read through reviews of airlines operating flights from Buffalo to San Jose, such as Southwest, Alaska Airlines and Delta. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.1
Very good
4,274 reviews
Southwest
8.1
Very good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Alaska Airlines
8.0
Very good
9,798 reviews
Southwest
8.1
Very good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,897 reviews
Southwest
8.1
Very good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,603 reviews
Southwest
8.1
Very good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,274 reviews
Check prices

Entertainment

7.6

Overall

8.1

Comfort

8.1

Food

7.1

Boarding

8.2

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

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.

  • What are the cheapest airlines flying from Buffalo to San Jose round-trip?

    Delta, at C$ 453, was found to be the cheapest airline from Buffalo to San Jose.Alternate airlines to your destination round-trip include American Airlines and Southwest. You may be able to fly from Buffalo to San Jose for 39% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Buffalo to San Jose one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at C$ 246. Southwest flights start at C$ 282 while deals on Alaska Airlines start at C$ 477 one-way.

  • 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?

    Currently, September is the cheapest month in which you can book a flight from Buffalo to San Jose (average of C$ 331). Flying from Buffalo to San Jose in December is currently the most expensive (average of C$ 459). 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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Alternative routes for Buffalo to San Jose

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Buffalo to San Jose

Discover the top airline that operate flights from Buffalo to San Jose. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 28 March 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapestC$ 529AverageC$ 652FlexibilityNo cancel feeOn-time63%
Search Southwest flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Buffalo to San Jose via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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.

Can Cheapflights notify me if prices for flights from Buffalo to San Jose become cheaper?

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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