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$164+ Cheap flights from San José (SJO) to Buffalo (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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — BUF
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheap flight deals from San José to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) 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 July 3, 2025.

Round-trip from

$280
(Delta)

One-way from

$164
(Delta)

Popular in

July

Cheapest in

September

Average price

$722
From San José Juan Santamaria Intl to Buffalo
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One-way flight from San José Juan Santamaria Intl to Buffalo
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Highest demand for flights based on searches. 11% potential increase in price ($69 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 July 2025
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Find flight deals from San José to Buffalo

Cheapest flights from San José to Buffalo
Explore the most affordable flight options available from San José to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/241:35 pmSJO - BUF
1 stop8h 02mDelta
Tue 9/306:00 amBUF - SJO
1 stop8h 08mDelta
Deal found 7/2$280
This American Airlines deal was found by Cheapflights users on 7/3. 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.
Wed 9/177:27 amSJO - BUF
2 stops12h 24mAmerican Airlines
Tue 9/237:00 amBUF - SJO
1 stop12h 57mAmerican Airlines
Deal found 7/3$293
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/178:50 amSJO - BUF
1 stop9h 55mSouthwest
Tue 9/236:10 amBUF - SJO
1 stop8h 35mSouthwest
Deal found 7/1$362
This United Airlines deal was found by Cheapflights users on 7/3. 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 7/1412:44 pmSJO - BUF
1 stop8h 54mUnited Airlines
Sat 7/1910:50 amBUF - SJO
2 stops25h 21mUnited Airlines
Deal found 7/3$424
This JetBlue 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2711:19 amSJO - BUF
1 stop10h 15mJetBlue
Mon 1/126:00 amBUF - SJO
1 stop7h 55mJetBlue
Deal found 7/2$718
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/161:55 amSJO - BUF
2 stops17h 21mAvianca
Tue 9/238:00 pmBUF - SJO
2 stops13h 40mAvianca
Deal found 7/1$750

Cheapflights Fare Finder

Customize your flight search to find flights from San José 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 July 3, 2025.
Use the filters below to find and compare flights from San José to Buffalo that are best for you.

Fly from

San José

Fly to

Buffalo

Route

Depart

Return

Price

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Wed 9/24

1:35 pm-11:37 pm

1 stop8h 02m

Buffalo

Tue 9/30

6:00 am-12:08 pm

1 stop8h 08m

$280

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Wed 9/17

12:12 pm-9:47 am

2 stops19h 35m

Buffalo

Tue 9/23

7:00 am-5:57 pm

1 stop12h 57m

$293

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Wed 9/17

8:50 am-8:45 pm

1 stop9h 55m

Buffalo

Tue 9/23

6:10 am-12:45 pm

1 stop8h 35m

$362

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Mon 7/14

12:44 pm-11:38 pm

1 stop8h 54m

Buffalo

Sat 7/19

10:50 am-10:11 am

2 stops25h 21m

$424

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Tue 9/16

1:55 am-9:16 pm

2 stops17h 21m

Buffalo

Tue 9/23

8:00 pm-7:40 am

2 stops13h 40m

$750

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Wed 10/1

1:35 pm-11:37 pm

1 stop8h 02m

$164

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Wed 10/1

6:00 am-9:43 pm

2 stops13h 43m

$176

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Mon 9/29

1:30 pm-4:53 pm

2 stops25h 23m

$194

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sun 7/20

8:45 am-12:30 am

1 stop13h 45m

$234

San JoséBuffalo

SJO - BUF

SJOBUF

San José Juan Santamaria Intl

Sun 7/20

7:45 pm-2:52 pm

3 stops41h 07m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Showing 1-10 of 11 results
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Best time to book a flight from San José to Buffalo

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

What is the cheapest month to book a flight from San José, San José Province to Buffalo?

Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Buffalo (average of $256). Flying from San José, San José Province 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 SJO to BUF?

Find hourly flight availability from San José 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 July 3, 2025.

When flying from San José, San José Province to Buffalo, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 12% versus a flight in the afternoon.

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 July 3, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from San José 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.
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Southwest
8.0
Very good
4,266 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Delta
8.0
Very good
7,982 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
United Airlines
7.4
Good
8,861 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.
Avianca
6.7
Okay
2,363 reviews
Southwest
8.0
Very good
4,266 reviews

Overall

8.0

Food

7.0

Comfort

8.0

Boarding

8.2

Entertainment

7.6

Crew

8.6

Reviews

1 / 20
8.0
Excellent

John,May 2025

PVD - BNA

It’s southwest so no frills but clean, efficient and got me to my location.

Related info for your journey

Find useful and relevant information for your journey from San José 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 José, San José Province to Buffalo round-trip?

    Cheapflights users have booked flights from San José, San José Province to Buffalo round-trip from $280. Other airlines that can offer you cheap pricing are American Airlines, from $293, and Southwest, from $362. Delta is 46% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from San José, San José Province to Buffalo one-way?

    $164 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $176 and $197, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San José 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 José, San José Province to Buffalo?

    Currently, January is the cheapest month in which you can book a flight from San José, San José Province to Buffalo (average of $256). Flying from San José, San José Province 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 José?

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

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