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

According to our current data, Delta ($287), Southwest ($381), and United Airlines ($415) offers the cheapest pricing from Buffalo to San Jose. Delta is currently priced 43% 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 Delta, with whom users have recently found tickets for as low as $144. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Buffalo to San Jose for a low price.

What is the cheapest day to fly from Buffalo to San Jose?

Travelers seeking maximum savings on their Buffalo to San Jose flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from Buffalo to San Jose?

When booking a flight from Buffalo to San Jose, you may want to consider flying on American Airlines, Delta or United Airlines as they are the most popular for this route.

What is the cheapest day to fly round-trip from Buffalo to San Jose?

Departing on a Wednesday is a good option for securing a great price. You can expect to save up to 70% when planning your travel around this day of the week.

What is the cheapest month to fly from Buffalo to San Jose?

Flights from Buffalo to San Jose lean towards being more expensive in December. Prices are generally better when you fly from Buffalo to San Jose in January, with the cheapest ticket starting at $333.

Most accurate provider : When it comes to deals on Buffalo-San Jose flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-San Jose flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.

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.

$144+ Flights from Buffalo to San Jose

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1. Tell us where you want to go

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Cheap flight deals from Buffalo to San Jose

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$287 (Delta)
One-way from	$144 (Delta)
Popular in	December
Cheapest in	January
Average price	$553

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

Search Deals

One-way flight from Buffalo to San Jose

Search Deals

High demand for flights, 2% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 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 April 11, 2025.

Tue 5/136:00 amBUF - SJC

1 stop8h 16mDelta

Tue 5/2010:25 pmSJC - BUF

1 stop9h 35mDelta

Deal found 4/10

$287

Thu 5/14:15 pmBUF - SJC

1 stop9h 20mSouthwest

Mon 5/56:45 amSJC - BUF

1 stop8h 20mSouthwest

Deal found 4/10

$381

Mon 5/55:57 pmBUF - SJC

1 stop7h 57mUnited Airlines

Sat 5/106:20 amSJC - BUF

1 stop7h 35mUnited Airlines

Deal found 4/10

$415

Sun 6/151:48 pmBUF - SJC

2 stops11h 58mAmerican Airlines

Sat 6/216:00 amSJC - BUF

2 stops9h 00mAmerican Airlines

Deal found 4/10

$490

Wed 10/295:36 amBUF - SJC

2 stops14h 08mAlaska Airlines

Tue 11/410:20 amSJC - BUF

2 stops10h 11mAlaska Airlines

Deal found 4/10

$527

Best flights from Buffalo to San Jose
Discover carefully curated flight deals from Buffalo to San Jose that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 11, 2025.

Tue 5/136:00 amBUF - SJC

1 stop8h 16mDelta

Tue 5/2010:25 pmSJC - BUF

1 stop9h 35mDelta

Deal found 4/10

$287

Thu 5/14:15 pmBUF - SJC

1 stop9h 20mSouthwest

Mon 5/56:45 amSJC - BUF

1 stop8h 20mSouthwest

Deal found 4/10

$381

Mon 5/55:57 pmBUF - SJC

1 stop7h 57mUnited Airlines

Sat 5/106:20 amSJC - BUF

1 stop7h 35mUnited Airlines

Deal found 4/10

$415

Sun 6/151:48 pmBUF - SJC

2 stops11h 58mAmerican Airlines

Sat 6/216:00 amSJC - BUF

2 stops9h 00mAmerican Airlines

Deal found 4/10

$490

Fri 4/2512:44 pmBUF - SJC

2 stops12h 49mAlaska Airlines

Tue 4/295:56 pmSJC - BUF

2 stops12h 42mAlaska Airlines

Deal found 4/9

$727

Last-minute flights from Buffalo to San Jose
Discover last-minute flight deals from Buffalo to San Jose. Data last updated April 11, 2025 and is based on user searches.

Wed 4/165:00 pmBUF - SJC

1 stop8h 25mSouthwest

Wed 4/237:25 amSJC - BUF

1 stop8h 20mSouthwest

Deal found 4/10

$671

Fri 4/187:45 pmBUF - SJC

2 stops28h 40mUnited Airlines

Wed 4/238:30 amSJC - BUF

2 stops26h 35mUnited Airlines

Deal found 4/10

$628

Fri 4/186:00 amBUF - SJC

1 stop8h 39mDelta

Wed 4/231:05 pmSJC - BUF

1 stop7h 52mDelta

Deal found 4/10

$791

Fri 4/2512:44 pmBUF - SJC

2 stops12h 49mAlaska Airlines

Tue 4/295:56 pmSJC - BUF

2 stops12h 42mAlaska Airlines

Deal found 4/9

$727

Thu 5/14:15 pmBUF - SJC

1 stop9h 20mSouthwest

Mon 5/56:45 amSJC - BUF

1 stop8h 20mSouthwest

Deal found 4/10

$381

Mon 5/55:57 pmBUF - SJC

1 stop7h 57mUnited Airlines

Sat 5/106:20 amSJC - BUF

1 stop7h 35mUnited Airlines

Deal found 4/10

$415

Tue 5/136:00 amBUF - SJC

1 stop8h 16mDelta

Tue 5/2010:25 pmSJC - BUF

1 stop9h 35mDelta

Deal found 4/10

$287

One-way flights from Buffalo to San Jose
Search for one-way flight options from Buffalo to San Jose. Find affordable one-way fares based on user searches. Data last updated April 11, 2025.

Sat 8/236:00 amBUF - SJC

1 stop8h 36mDelta

Deal found 4/10

$144

Tue 7/2910:30 amBUF - SJC

2 stops15h 05mUnited Airlines

Deal found 4/10

$199

Wed 4/235:08 amBUF - SJC

2 stops10h 08mAmerican Airlines

Deal found 4/10

$353

Wed 7/305:04 pmBUF - SJC

1 stop21h 18mFrontier

Deal found 4/9

$361

Sun 7/275:14 amBUF - SJC

2 stops10h 08mAlaska Airlines

Deal found 4/10

$434

Cheapflights Fare Finder

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

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 5/13

6:00 am-11:16 am

1 stop8h 16m

San Jose

Tue 5/20

10:25 pm-11:00 am

1 stop9h 35m

$287

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Thu 5/1

4:15 pm-10:35 pm

1 stop9h 20m

San Jose

Mon 5/5

6:45 am-6:05 pm

1 stop8h 20m

$381

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Mon 5/5

5:57 pm-10:54 pm

1 stop7h 57m

San Jose

Sat 5/10

6:20 am-4:55 pm

1 stop7h 35m

$415

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 6/15

1:48 pm-10:46 pm

2 stops11h 58m

San Jose

Sat 6/21

6:00 am-6:00 pm

2 stops9h 00m

$490

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Fri 4/25

12:44 pm-10:33 pm

2 stops12h 49m

San Jose

Tue 4/29

5:56 pm-9:38 am

2 stops12h 42m

$727

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sat 8/23

6:00 am-11:36 am

1 stop8h 36m

$144

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Tue 7/29

10:30 am-10:35 pm

2 stops15h 05m

$199

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 4/23

5:08 am-12:16 pm

2 stops10h 08m

$353

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Wed 7/30

5:04 pm-11:22 am

1 stop21h 18m

$361

BuffaloSan Jose

BUF - SJC

BUFSJC

Buffalo

Sun 7/27

5:14 am-12:22 pm

2 stops10h 08m

$434

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Compare providers for flights from Buffalo to San Jose

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 April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-San Jose flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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 $362). 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?

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

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

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

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta 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.

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,851 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,279 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,911 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,636 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

American Airlines

7.2

Good

10,000 reviews

Alaska Airlines

8.0

Very good

9,851 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What are the cheapest airlines flying from Buffalo to San Jose round-trip?
According to our current data, Delta ($287), Southwest ($381), and United Airlines ($415) offers the cheapest pricing from Buffalo to San Jose. Delta is currently priced 43% 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 Delta, with whom users have recently found tickets for as low as $144. However, be on the lookout for offers from United Airlines and American Airlines, 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 $362). 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

Browse thousands of different options on Cheapflights for your next trip

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Complete your trip

San Jose car rentals

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Other flights to San Jose

Top 4 airlines flying from Buffalo to San Jose

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$260	Average$568	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$337	Average$456	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$355	Average$474	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$475	Average$713	FlexibilityNo cancel fee	On-time69%

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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 8/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Buffalo to San Jose with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Buffalo to San Jose

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Buffalo to San Jose

Cheapest flights from Buffalo to San JoseExplore 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 April 11, 2025.

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 April 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Buffalo to San Jose that are best for you.

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 April.

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.

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?

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 April 11, 2025.

Rainfall in San Jose by month

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

Temperature in San Jose by month

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

Reviews of airlines servicing San Jose

Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta 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.

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?

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

Can I find deals for flights from Buffalo to San Jose that include hotel bookings?

How can I find direct flights from Buffalo to San Jose?

Can I find deals for business class flights from Buffalo to San Jose?

What is the cheapest month to book a flight from Buffalo to San Jose?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Buffalo to San Jose

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Buffalo to San Jose

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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 April 11, 2025.