$110+ Cheap flights from Buffalo (BUF) to San José (SJO)
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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — SJO
Mar 13 — Mar 201
1 adult, Economy
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Find cheap flights from Buffalo to San José 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
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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 Buffalo to San José
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Best
Last-minute
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Cheapest flights from Buffalo to San JoséExplore the most affordable flight options available from Buffalo to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
Explore the most affordable flight options available from Buffalo to San José. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 4/216:00 am
BUF
- SJO
2 stops15h 07m
American Airlines
Tue 4/282:22 pm
SJO
- BUF
2 stops20h 43m
American Airlines
Deal found 2/8![American Airlines logo]()
$275
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:17 pm
BUF
- SJO
1 stop17h 23m
Multiple Airlines
Fri 2/271:31 pm
SJO
- BUF
2 stops20h 34m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$301
This KAYAK deal was found by Cheapflights users on 2/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
BUF
- SJO
1 stop8h 53m
JetBlue
Wed 3/188:59 am
SJO
- BUF
1 stop11h 13m
JetBlue
Deal found 2/7![JetBlue logo]()
$316
This Southwest deal was found by Cheapflights users on 2/9. 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 2/256:05 am
BUF
- SJO
1 stop7h 45m
Southwest
Thu 3/59:45 am
SJO
- BUF
1 stop13h 55m
Southwest
Deal found 2/9![Southwest logo]()
$320
This American Airlines deal was found by Cheapflights users on 2/8. 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 5/71:45 pm
BUF
- SJO
1 stop23h 40m
American Airlines
Fri 5/1512:35 pm
SJO
- BUF
2 stops20h 15m
American Airlines
Deal found 2/8![American Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Tue 2/246:00 am
BUF
- SJO
1 stop7h 42m
United Airlines
Fri 2/272:05 pm
SJO
- BUF
1 stop8h 54m
United Airlines
Deal found 2/10![United Airlines logo]()
$332
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:48 pm
BUF
- SJO
2 stops22h 52m
Multiple Airlines
Wed 3/1111:35 am
SJO
- BUF
1 stop21h 14m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$333
This American Airlines deal was found by Cheapflights users on 2/9. 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 2/256:39 pm
BUF
- SJO
2 stops20h 36m
American Airlines
Thu 3/53:59 pm
SJO
- BUF
2 stops17h 59m
American Airlines
Deal found 2/9![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 2/10. 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 5/207:28 pm
BUF
- SJO
2 stops18h 22m
American Airlines
Tue 5/263:14 pm
SJO
- BUF
2 stops19h 41m
American Airlines
Deal found 2/10![American Airlines logo]()
$335
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 2/236:05 am
BUF
- SJO
1 stop15h 07m
American Airlines
Mon 3/96:00 am
SJO
- BUF
1 stop15h 40m
American Airlines
Deal found 2/9![American Airlines logo]()
$337
This Gurufare deal was found by Cheapflights users on 2/8. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/107:31 pm
BUF
- SJO
2 stops18h 33m
LATAM Airlines
Sat 5/161:25 pm
SJO
- BUF
1 stop8h 34m
LATAM Airlines
Deal found 2/8![LATAM Airlines logo]()
$345
Best flights from Buffalo to San JoséDiscover carefully curated flight deals from Buffalo to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
Discover carefully curated flight deals from Buffalo to San José that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 11, 2026.
This Southwest deal was found by Cheapflights users on 2/9. 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 2/256:05 am
BUF
- SJO
1 stop7h 45m
Southwest
Thu 3/59:45 am
SJO
- BUF
1 stop13h 55m
Southwest
Deal found 2/9![Southwest logo]()
$320
This American Airlines deal was found by Cheapflights users on 2/8. 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 5/86:00 am
BUF
- SJO
1 stop7h 25m
American Airlines
Thu 5/1412:35 pm
SJO
- BUF
2 stops32h 44m
American Airlines
Deal found 2/8![American Airlines logo]()
$321
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Tue 2/246:00 am
BUF
- SJO
1 stop7h 42m
United Airlines
Fri 2/272:05 pm
SJO
- BUF
1 stop8h 54m
United Airlines
Deal found 2/10![United Airlines logo]()
$332
This American Airlines deal was found by Cheapflights users on 2/8. 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 5/71:45 pm
BUF
- SJO
1 stop23h 40m
American Airlines
Fri 5/1512:35 pm
SJO
- BUF
2 stops20h 15m
American Airlines
Deal found 2/8![American Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Sat 5/97:00 am
BUF
- SJO
2 stops30h 07m
American Airlines
Tue 5/1912:10 pm
SJO
- BUF
2 stops25h 19m
American Airlines
Deal found 2/8![American Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 2/8. 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 5/137:00 am
BUF
- SJO
1 stop16h 36m
American Airlines
Fri 5/1512:35 pm
SJO
- BUF
2 stops20h 15m
American Airlines
Deal found 2/8![American Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 2/8. 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.
Sun 5/107:28 pm
BUF
- SJO
2 stops17h 39m
American Airlines
Wed 5/132:08 pm
SJO
- BUF
2 stops20h 57m
American Airlines
Deal found 2/8![American Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 2/8. 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 5/87:00 am
BUF
- SJO
2 stops30h 07m
American Airlines
Wed 5/132:08 pm
SJO
- BUF
2 stops20h 57m
American Airlines
Deal found 2/8![American Airlines logo]()
$321
This American Airlines deal was found by Cheapflights users on 2/9. 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 2/256:39 pm
BUF
- SJO
2 stops20h 36m
American Airlines
Thu 3/53:59 pm
SJO
- BUF
2 stops17h 59m
American Airlines
Deal found 2/9![American Airlines logo]()
$334
This American Airlines deal was found by Cheapflights users on 2/8. 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 2/256:05 am
BUF
- SJO
1 stop15h 07m
American Airlines
Mon 3/96:00 am
SJO
- BUF
1 stop15h 40m
American Airlines
Deal found 2/8![American Airlines logo]()
$337
Last-minute flights from Buffalo to San JoséDiscover last-minute flight deals from Buffalo to San José. Data last updated February 11, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to San José. Data last updated February 11, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 2/236:05 am
BUF
- SJO
1 stop15h 07m
American Airlines
Mon 3/96:00 am
SJO
- BUF
1 stop15h 40m
American Airlines
Deal found 2/9![American Airlines logo]()
$337
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Mon 2/236:05 am
BUF
- SJO
1 stop15h 07m
American Airlines
Thu 3/57:00 am
SJO
- BUF
1 stop9h 31m
American Airlines
Deal found 2/9![American Airlines logo]()
$347
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/247:17 pm
BUF
- SJO
1 stop17h 23m
Multiple Airlines
Fri 2/271:31 pm
SJO
- BUF
2 stops20h 34m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$301
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Tue 2/246:00 am
BUF
- SJO
1 stop7h 42m
United Airlines
Fri 2/272:05 pm
SJO
- BUF
1 stop8h 54m
United Airlines
Deal found 2/10![United Airlines logo]()
$332
This Southwest deal was found by Cheapflights users on 2/9. 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 2/256:05 am
BUF
- SJO
1 stop7h 45m
Southwest
Thu 3/59:45 am
SJO
- BUF
1 stop13h 55m
Southwest
Deal found 2/9![Southwest logo]()
$320
This American Airlines deal was found by Cheapflights users on 2/9. 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 2/256:39 pm
BUF
- SJO
2 stops20h 36m
American Airlines
Thu 3/53:59 pm
SJO
- BUF
2 stops17h 59m
American Airlines
Deal found 2/9![American Airlines logo]()
$334
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/12:19 pm
BUF
- SJO
2 stops23h 03m
Multiple Airlines
Fri 3/612:35 pm
SJO
- BUF
1 stop21h 14m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 2/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:48 pm
BUF
- SJO
2 stops22h 52m
Multiple Airlines
Wed 3/1111:35 am
SJO
- BUF
1 stop21h 14m
Multiple Airlines
Deal found 2/10![Multiple Airlines logo]()
$333
This KAYAK deal was found by Cheapflights users on 2/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/106:00 am
BUF
- SJO
1 stop8h 53m
JetBlue
Wed 3/188:59 am
SJO
- BUF
1 stop11h 13m
JetBlue
Deal found 2/7![JetBlue logo]()
$316
One-way flights from Buffalo to San JoséSearch for one-way flight options from Buffalo to San José. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
Search for one-way flight options from Buffalo to San José. Find affordable one-way fares based on user searches. Data last updated February 11, 2026.
This American Airlines deal was found by Cheapflights users on 2/8. 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 5/86:00 am
BUF
- SJO
2 stops9h 08m
American Airlines
Deal found 2/8![American Airlines logo]()
$110
This American Airlines deal was found by Cheapflights users on 2/9. 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 3/186:34 am
BUF
- SJO
1 stop17h 09m
American Airlines
Deal found 2/9![American Airlines logo]()
$114
This American Airlines deal was found by Cheapflights users on 2/9. 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.
Sat 2/216:00 am
BUF
- SJO
1 stop15h 12m
American Airlines
Deal found 2/9![American Airlines logo]()
$126
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Sat 2/287:00 am
BUF
- SJO
2 stops14h 12m
American Airlines
Deal found 2/10![American Airlines logo]()
$128
This Delta deal was found by Cheapflights users on 2/9. 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 2/1910:29 am
BUF
- SJO
2 stops12h 33m
Delta
Deal found 2/9![Delta logo]()
$148
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Fri 5/85:50 pm
BUF
- SJO
2 stops20h 31m
United Airlines
Deal found 2/8![United Airlines logo]()
$169
This Avianca deal was found by Cheapflights users on 2/11. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/187:58 pm
BUF
- SJO
2 stops15h 37m
Multiple Airlines
Deal found 2/11![Multiple Airlines logo]()
$178
This Delta deal was found by Cheapflights users on 2/9. 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 3/1810:32 am
BUF
- SJO
2 stops12h 43m
Delta
Deal found 2/9![Delta logo]()
$181
Find flight deals from Buffalo to San José
Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) to San José (SJO). 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 February 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $275 (American Airlines) |
One-way from | $110 (American Airlines) |
Popular in | December |
Cheapest in | November |
Average price | $574 |
Cheapflights Fare Finder
Customize your flight search to find flights from Buffalo to San José 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 February 11, 2026.
Use the filters below to find and compare flights from Buffalo to San José that are best for you.
Fly from
Buffalo
Fly to
San José
Route
Depart
Return
Price
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Wed 2/25
6:05 am-12:50 pm
1 stop7h 45m
San José Juan Santamaria Intl
Thu 3/5
9:45 am-12:40 am
1 stop13h 55m
$320
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Fri 5/8
6:00 am-11:25 am
1 stop7h 25m
San José Juan Santamaria Intl
Thu 5/14
12:35 pm-11:19 pm
2 stops32h 44m
$321
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Thu 5/7
1:45 pm-11:25 am
1 stop23h 40m
San José Juan Santamaria Intl
Fri 5/15
12:35 pm-10:50 am
2 stops20h 15m
$321
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Sat 5/9
7:00 am-11:07 am
2 stops30h 07m
San José Juan Santamaria Intl
Tue 5/19
12:10 pm-3:29 pm
2 stops25h 19m
$321
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Wed 5/13
7:00 am-9:36 pm
1 stop16h 36m
San José Juan Santamaria Intl
Fri 5/15
12:35 pm-10:50 am
2 stops20h 15m
$321
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Sun 5/10
7:28 pm-11:07 am
2 stops17h 39m
San José Juan Santamaria Intl
Wed 5/13
2:08 pm-1:05 pm
2 stops20h 57m
$321
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Fri 5/8
7:00 am-11:07 am
2 stops30h 07m
San José Juan Santamaria Intl
Wed 5/13
2:08 pm-1:05 pm
2 stops20h 57m
$321
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Tue 2/24
6:00 am-12:42 pm
1 stop7h 42m
San José Juan Santamaria Intl
Fri 2/27
2:05 pm-11:59 pm
1 stop8h 54m
$332
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Wed 2/25
6:39 pm-2:15 pm
2 stops20h 36m
San José Juan Santamaria Intl
Thu 3/5
3:59 pm-10:58 am
2 stops17h 59m
$334
BuffaloSan José
BUF - SJO
BUFSJO
Buffalo
Wed 2/25
6:05 am-8:12 pm
1 stop15h 07m
San José Juan Santamaria Intl
Mon 3/9
6:00 am-11:40 pm
1 stop15h 40m
$337
Showing 1-10 of 17 results
Compare providers for flights from Buffalo to San José
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 José in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on Buffalo-San José flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-San José flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-San José flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Buffalo-San José 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 José 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 José
Have a flexible travel schedule? Discover the best time to fly to San José from Buffalo with our price prediction graph.
BUF-SJO
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 José
How far ahead should I book a flight from Buffalo to San José?
Use this chart to determine the optimal time to book a round-trip flight from Buffalo to San José. Price data was last updated on February 6, 2026.
Booking 77 days in advance of your planned departure date is, on average, the best time to get cheap flights from Buffalo to San José. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Buffalo to San José?
Currently, March is the cheapest month in which you can book a flight from Buffalo to San José (average of $220). Flying from Buffalo to San José in July is currently the most expensive (average of $463). 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.
How much does it cost to fly round-trip from Buffalo to San José?
Reviews of airlines servicing San José
Get insights into the airlines that provide service to San José. 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 José. Reviews last updated February 11, 2026.
Get a feel of what it's like to fly with Southwest, Delta, and United Airlines from Buffalo to San José by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Comfort
8.0
Entertainment
7.5
Crew
8.6
Boarding
8.1
Food
7.0
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from Buffalo to San José. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San José?
Book flights to San José if you plan to visit one of these locationsAlajuela
Monteverde
Jacó
Heredia
Dominical
Manuel Antonio
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Top 5 airlines flying from Buffalo to San José
Discover the top 5 airlines that operate flights from Buffalo to San José. 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 February 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$251 | Average$469 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$313 | Average$555 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$315 | Average$489 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$371 | Average$628 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$466 | Average$676 | FlexibilityNo cancel fee | On-time63% |