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$144+ Cheap flights from Buffalo to San Jose (BUF - SJC)

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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJC
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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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 May 1, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$342
(Delta)

One-way from

$144
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$486
Provider with most accurate pricing for Buffalo-San Jose flight deals.
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Provider most trusted by Cheapflights users for Buffalo-San Jose flights.
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From Buffalo to San Jose
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One-way flight from Buffalo to San Jose
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Highest demand for flights based on searches. 1% potential increase in price ($6 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 1, 2025.

This Delta deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/195:10 pmBUF - SJC
1 stop8h 45mDelta
Wed 6/2510:25 pmSJC - BUF
1 stop9h 40mDelta
Deal found 4/30$342
This American Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/191:48 pmBUF - SJC
2 stops11h 58mAmerican Airlines
Wed 6/257:19 pmSJC - BUF
2 stops13h 02mAmerican Airlines
Deal found 4/30$393
This United Airlines deal was found by Cheapflights users on 4/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/237:55 pmBUF - SJC
2 stops29h 44mUnited Airlines
Sat 7/126:24 pmSJC - BUF
2 stops12h 22mUnited Airlines
Deal found 4/30$498
This Alaska Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/145:10 amBUF - SJC
2 stops14h 48mAlaska Airlines
Sun 5/1810:29 amSJC - BUF
2 stops10h 24mAlaska Airlines
Deal found 4/29$897

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 2,558,603 searches. Data last updated May 1, 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

Thu 6/19

5:10 pm-10:55 pm

1 stop8h 45m

San Jose

Wed 6/25

10:25 pm-11:05 am

1 stop9h 40m

$342

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 6/19

1:48 pm-10:46 pm

2 stops11h 58m

San Jose

Wed 6/25

7:19 pm-11:21 am

2 stops13h 02m

$393

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 6/8

7:05 am-5:40 pm

2 stops13h 35m

San Jose

Fri 6/13

11:30 am-11:55 pm

2 stops9h 25m

$443

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 6/8

11:41 am-10:05 am

2 stops25h 24m

San Jose

Fri 6/13

11:01 am-10:44 am

3 stops44h 43m

$466

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Mon 6/23

7:55 pm-10:39 pm

2 stops29h 44m

San Jose

Sat 7/12

6:24 pm-9:46 am

2 stops12h 22m

$498

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 9/2

4:43 pm-10:44 pm

1 stop9h 01m

$144

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 6/4

2:45 pm-10:39 pm

2 stops10h 54m

$149

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 6/8

11:41 am-10:05 am

2 stops25h 24m

$170

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 7/20

6:10 am-1:35 pm

2 stops10h 25m

$314

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Compare providers for flights from Buffalo to San Jose

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Buffalo to San Jose in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Buffalo-San Jose flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Buffalo-San Jose flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Buffalo-San Jose flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-San Jose flights, Cheapflights users trust Mytrip the most. Mytrip has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buffalo-San Jose flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 $255). Flying from Buffalo to San Jose in June is currently the most expensive (average of $357). 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 May 1, 2025.

It’s optimal to fly from Buffalo to San Jose at noon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

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 - 3.1 inches per month. January is typically the wettest month, when rainfall can reach 3.1 in. July is typically the driest time to visit San Jose when rainfall is around 0.0 in.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

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 May 1, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from Buffalo to San Jose. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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
8.0
Very good
4,294 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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
7,934 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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
8,696 reviews
Southwest
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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
8.0
Very good
4,294 reviews

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Food

7.1

Crew

8.6

Overall

8.0

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?

    According to our current data, Delta ($342), American Airlines ($393), and Southwest ($443) offers the cheapest pricing from Buffalo to San Jose. Delta is currently priced 29% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $144. However, be on the lookout for offers from Delta and Southwest, as they are both options that can get you from Buffalo to San Jose for a low price.

  • 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 $255). Flying from Buffalo to San Jose in June is currently the most expensive (average of $357). 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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Top 4 airlines flying from Buffalo to San Jose

Discover the top 4 airlines 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 2,558,603 searches. Data last updated May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$260Average$568FlexibilityNo cancel feeOn-time71%
DeltaCheapest$337Average$456FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$355Average$466FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$475Average$713FlexibilityNo cancel feeOn-time69%

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