HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Buffalo

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

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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUF
May 24 — May 311
Sat 5/24
Sat 5/31
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from San Jose to Buffalo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from San Jose to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Buffalo (BUF). 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 19, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Priceline
3 stars

Round-trip from

$242
(FlightHub)

One-way from

$144
(Booking.com)

Popular in

December

Cheapest in

August

Average price

$493
Provider with most accurate pricing for San Jose-Buffalo flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Buffalo flights.
Search Deals
From San Jose to Buffalo
Search Deals
One-way flight from San Jose to Buffalo
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from San Jose to Buffalo

Cheapest flights from San Jose to Buffalo
Explore the most affordable flight options available from San Jose to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 19, 2025.

This FlightHub deal was found by Cheapflights users on 5/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1912:18 pmSJC - BUF
1 stop21h 57mFrontier
Wed 6/255:04 pmBUF - SJC
1 stop21h 14mFrontier
Deal found 5/19$242
This Delta deal was found by Cheapflights users on 5/18. 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.
Tue 6/1010:25 pmSJC - BUF
1 stop9h 40mDelta
Tue 6/175:10 pmBUF - SJC
1 stop8h 45mDelta
Deal found 5/18$287
This American Airlines deal was found by Cheapflights users on 5/18. 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.
Fri 9/197:16 pmSJC - BUF
2 stops11h 20mAmerican Airlines
Tue 9/237:03 amBUF - SJC
1 stop7h 36mAmerican Airlines
Deal found 5/18$317
This Southwest deal was found by Cheapflights users on 5/17. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/141:45 pmSJC - BUF
1 stop7h 20mSouthwest
Sat 6/215:00 amBUF - SJC
1 stop7h 30mSouthwest
Deal found 5/17$337
This Mytrip deal was found by Cheapflights users on 5/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:00 amSJC - BUF
2 stops25h 14mMultiple Airlines
Sun 6/811:41 amBUF - SJC
3 stops29h 47mMultiple Airlines
Deal found 5/19$378
This United Airlines deal was found by Cheapflights users on 5/19. 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.
Thu 5/296:26 pmSJC - BUF
2 stops12h 17mUnited Airlines
Fri 5/305:51 pmBUF - SJC
1 stop7h 48mUnited Airlines
Deal found 5/19$392
This Alaska Airlines deal was found by Cheapflights users on 5/19. 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.
Tue 5/276:45 amSJC - BUF
2 stops13h 37mAlaska Airlines
Wed 5/285:10 amBUF - SJC
2 stops14h 41mAlaska Airlines
Deal found 5/19$701

Cheapflights Fare Finder

Customize your flight search to find flights from San Jose to Buffalo 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 19, 2025.
Use the filters below to find and compare flights from San Jose to Buffalo that are best for you.

Fly from

San Jose

Fly to

Buffalo

Route

Depart

Return

Price

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Thu 6/19

12:18 pm-1:15 pm

1 stop21h 57m

Buffalo

Wed 6/25

5:04 pm-11:18 am

1 stop21h 14m

$242

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Tue 6/10

10:25 pm-11:05 am

1 stop9h 40m

Buffalo

Tue 6/17

5:10 pm-10:55 pm

1 stop8h 45m

$287

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Fri 9/19

7:16 pm-9:36 am

2 stops11h 20m

Buffalo

Tue 9/23

7:03 am-11:39 am

1 stop7h 36m

$317

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Sat 6/14

1:45 pm-12:05 am

1 stop7h 20m

Buffalo

Sat 6/21

5:00 am-9:30 am

1 stop7h 30m

$337

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Wed 6/4

6:00 am-10:14 am

2 stops25h 14m

Buffalo

Sun 6/8

11:41 am-2:28 pm

3 stops29h 47m

$378

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Thu 5/29

6:26 pm-9:43 am

2 stops12h 17m

Buffalo

Fri 5/30

5:51 pm-10:39 pm

1 stop7h 48m

$392

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Sun 6/1

6:45 am-11:22 pm

2 stops13h 37m

Buffalo

Wed 6/4

5:10 am-4:51 pm

2 stops14h 41m

$797

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Sun 6/15

12:18 pm-1:15 pm

1 stop21h 57m

$144

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Tue 7/1

4:59 pm-8:22 am

2 stops12h 23m

$149

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

Sat 6/7

1:45 pm-12:05 am

1 stop7h 20m

$158

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 14 results
1
2

Compare providers for flights from San Jose to Buffalo

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 San Jose to Buffalo in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
PricelinePrice Accuracy2 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 San Jose-Buffalo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose-Buffalo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose-Buffalo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose-Buffalo flights, Cheapflights users trust Priceline the most. Priceline 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 San Jose-Buffalo 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 San Jose to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo from San Jose 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 San Jose to Buffalo

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

Currently, January is the cheapest month in which you can book a flight from San Jose to Buffalo (average of $256). Flying from San Jose to Buffalo in December is currently the most expensive (average of $337). 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 SJC to BUF?

Find hourly flight availability from San Jose to Buffalo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 19, 2025.

It’s typically best to fly out from San Jose to Buffalo in the afternoon. Doing so could potentially save you 7% on the flight price compared to flying at noon, which is usually more expensive.

Rainfall in Buffalo by month

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

In terms of precipitation, rainfall in Buffalo ranges from 2.5 - 4.0 inches per month. November is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Buffalo when rainfall is around 2.5 in.

Temperature in Buffalo by month

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

If weather is an important factor for your trip to Buffalo, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 24.8 F).

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated May 19, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Southwest and Delta from San Jose to Buffalo to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,291 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,743 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Buffalo. 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 San Jose to Buffalo round-trip?

    Our cheapest airline available from San Jose to Buffalo is Frontier. Our recent data shows that you can find tickets from as low as $242 on this airline. Additional options worth looking into are Delta and American Airlines, starting at $287 and $317 round-trip. You may be able to fly from San Jose to Buffalo for 50% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $144 on Frontier. Other airlines that offer cheap prices include Delta from $149 and Southwest from $158 one-way.

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

    Yes. In addition to deals on San Jose to Buffalo flights, Cheapflights offers vacation packages that include both flights and hotel.

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

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Buffalo.

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

    Yes. Cheapflights offers flight deals from San Jose to Buffalo 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 San Jose to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from San Jose to Buffalo (average of $256). Flying from San Jose to Buffalo in December is currently the most expensive (average of $337). 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

Traveling to a place near San Jose?

Book flights to San Jose if you plan to visit one of these locations
Williamsville
Amherst
Batavia
Orchard Park
Cheektowaga
West Seneca

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 San Jose to Buffalo

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
San Francisco to John F Kennedy Intl flights
Los Angeles to Newark flights
San Francisco to Newark flights
Los Angeles to LaGuardia flights
San Francisco to LaGuardia flights
Ontario to John F Kennedy Intl flights
San Diego to John F Kennedy Intl flights
Burbank to Newark flights
Santa Ana to Newark flights
Ontario to Newark flights
San Diego to Newark flights
Oakland to Newark flights
Burbank to LaGuardia flights
Santa Ana to LaGuardia flights
Santa Ana to John F Kennedy Intl flights
San Jose to John F Kennedy Intl flights
San Jose to Newark flights
Oakland to LaGuardia flights
San Diego to LaGuardia flights
Las Vegas to John F Kennedy Intl flights
Sacramento to John F Kennedy Intl flights
Las Vegas to Newark flights
San Jose to LaGuardia flights
Burbank to John F Kennedy Intl flights
Oakland to John F Kennedy Intl flights
Ontario to LaGuardia flights
Sacramento to Newark flights
Las Vegas to LaGuardia flights
Los Angeles to Buffalo flights
Sacramento to LaGuardia flights
Los Angeles to Islip flights
Palm Springs to John F Kennedy Intl flights
Long Beach to John F Kennedy Intl flights
Fresno to John F Kennedy Intl flights
Palm Springs to Newark flights
San Francisco to White Plains flights
Los Angeles to Albany flights
Fresno to LaGuardia flights
San Francisco to Syracuse flights
San Francisco to Buffalo flights
San Francisco to Albany flights
Fresno to Newark flights
San Francisco to Rochester flights
Los Angeles to White Plains flights
Palm Springs to LaGuardia flights
Reno to Newark flights
San Diego to Albany flights
Reno to LaGuardia flights
San Francisco to Stewart flights

Top 4 airlines flying from San Jose to Buffalo

Discover the top 4 airlines that operate flights from San Jose to Buffalo. 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 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$261Average$398FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$356Average$461FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$362Average$545FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$368Average$555FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.