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$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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUF
jul. 8 — jul. 151
mar. 7/8
mar. 7/15
1 adult, Economy
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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 julio 3, 2025.

Round-trip from

$287
(Delta)

One-way from

$144
(Delta)

Popular in

December

Cheapest in

August

Average price

$558
From San Jose to Buffalo
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One-way flight from San Jose to Buffalo
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Highest demand for flights based on searches. 5% potential increase in price ($28 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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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 julio 3, 2025.

This Delta deal was found by Cheapflights users on 7/1. 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.
mar. 7/2911:00 pmSJC - BUF
1 stop9h 02mDelta
mar. 8/124:43 pmBUF - SJC
1 stop9h 07mDelta
Deal found 7/1$287
This FlightHub deal was found by Cheapflights users on 7/1. 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.
jue. 7/3112:18 pmSJC - BUF
1 stop21h 58mFrontier
mié. 8/135:12 pmBUF - SJC
1 stop21h 10mFrontier
Deal found 7/1$328
This Southwest deal was found by Cheapflights users on 7/2. 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.
jue. 9/411:00 amSJC - BUF
2 stops9h 30mSouthwest
dom. 9/74:35 pmBUF - SJC
1 stop8h 45mSouthwest
Deal found 7/2$365
This American Airlines deal was found by Cheapflights users on 7/1. 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.
dom. 8/36:00 amSJC - BUF
2 stops11h 49mAmerican Airlines
jue. 8/71:46 pmBUF - SJC
2 stops11h 39mAmerican Airlines
Deal found 7/1$390

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 julio 3, 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

mar. 7/29

11:00 pm-11:02 am

1 stop9h 02m

Buffalo

mar. 8/12

4:43 pm-10:50 pm

1 stop9h 07m

$287

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

jue. 7/31

12:18 pm-1:16 pm

1 stop21h 58m

Buffalo

mié. 8/13

5:12 pm-11:22 am

1 stop21h 10m

$328

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

vie. 8/1

1:35 pm-12:25 am

1 stop7h 50m

Buffalo

mar. 8/12

12:00 pm-5:35 pm

1 stop8h 35m

$352

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

lun. 8/4

7:09 pm-8:57 am

2 stops10h 48m

Buffalo

mar. 8/12

10:04 am-6:27 pm

2 stops11h 23m

$353

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

mié. 9/10

12:30 pm-11:57 pm

1 stop8h 27m

$144

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

mié. 8/6

6:00 am-9:40 pm

2 stops12h 40m

$149

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

jue. 7/17

12:18 pm-1:16 pm

1 stop21h 58m

$155

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

vie. 8/22

6:40 am-4:15 pm

1 stop6h 35m

$190

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

jue. 8/7

6:30 am-10:38 am

3 stops25h 08m

$216

San JoseBuffalo

SJC - BUF

SJCBUF

San Jose

dom. 9/21

6:20 pm-9:45 am

2 stops12h 25m

$250

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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 julio 3, 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.

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 julio 3, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from San Jose to Buffalo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Entertainment

7.6

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
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Entertainment

7.6

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
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Entertainment

7.6

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
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Entertainment

7.6

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
4,266 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Entertainment

7.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Frontier
5.9
Fair
3,286 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Comfort

8.0

Food

7.0

Crew

8.6

Boarding

8.2

Entertainment

7.6

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 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 Delta. Our recent data shows that you can find tickets from as low as $287 on this airline. Additional options worth looking into are Frontier and Southwest, starting at $328 and $365 round-trip. You may be able to fly from San Jose to Buffalo for 38% 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 Delta. Other airlines that offer cheap prices include American Airlines from $149 and Frontier from $155 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
Orchard Park
Batavia
Eden
Amherst
West Seneca

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Top 3 airlines flying from San Jose to Buffalo

Discover the top 3 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 julio 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$272Average$391FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$342Average$478FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$348Average$460FlexibilityNo cancel feeOn-time63%

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