Cheap flights from Buffalo Niagara to San Jose Juan Santamaria

Compare Buffalo Niagara to San Jose Juan Santamaria flight deals

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Flight deals from Buffalo Niagara to San Jose Juan Santamaria

Looking for a cheap last-minute deal or the best round-trip flight from Buffalo Niagara Airport to San Jose Juan Santamaria Airport? If you want to travel next month, round-trip fares start from $512. Find the lowest prices on one-way and round-trip tickets right here.

San Jose.$402 per passenger.Departing Fri, Feb 5, returning Sat, Feb 13.Round-trip flight with United.Outbound indirect flight with United, departing from Buffalo Niagara on Fri, Feb 5, arriving in San Jose Juan Santamaria.Inbound indirect flight with United, departing from San Jose Juan Santamaria on Sat, Feb 13, arriving in Buffalo Niagara.Price includes taxes and charges.From $402, select.

San Jose.$423 per passenger.Departing Sun, Aug 23, returning Sat, Aug 29.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Buffalo Niagara on Sun, Aug 23, arriving in San Jose Juan Santamaria.Inbound indirect flight with Frontier Airlines, departing from San Jose Juan Santamaria on Sat, Aug 29, arriving in Buffalo Niagara.Price includes taxes and charges.From $423, select.

San Jose.$484 per passenger.Departing Thu, Oct 8, returning Wed, Oct 28.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Buffalo Niagara on Thu, Oct 8, arriving in San Jose Juan Santamaria.Inbound indirect flight with Delta, departing from San Jose Juan Santamaria on Wed, Oct 28, arriving in Buffalo Niagara.Price includes taxes and charges.From $484, select.

San Jose.$486 per passenger.Departing Wed, Dec 9, returning Tue, Dec 15.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Buffalo Niagara on Wed, Dec 9, arriving in San Jose Juan Santamaria.Inbound indirect flight with Delta, departing from San Jose Juan Santamaria on Tue, Dec 15, arriving in Buffalo Niagara.Price includes taxes and charges.From $486, select.

San Jose.$491 per passenger.Departing Tue, Jul 28, returning Wed, Aug 26.Round-trip flight with Frontier Airlines and Volaris Costa Rica.Outbound indirect flight with Frontier Airlines, departing from Buffalo Niagara on Tue, Jul 28, arriving in San Jose Juan Santamaria.Inbound indirect flight with Volaris Costa Rica, departing from San Jose Juan Santamaria on Wed, Aug 26, arriving in Buffalo Niagara.Price includes taxes and charges.From $491, select.

San Jose.$496 per passenger.Departing Sun, Nov 8, returning Sat, Nov 14.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Buffalo Niagara on Sun, Nov 8, arriving in San Jose Juan Santamaria.Inbound indirect flight with Delta, departing from San Jose Juan Santamaria on Sat, Nov 14, arriving in Buffalo Niagara.Price includes taxes and charges.From $496, select.

San Jose.$512 per passenger.Departing Tue, Jun 9, returning Mon, Jun 15.Round-trip flight with Frontier Airlines and Volaris Costa Rica.Outbound indirect flight with Frontier Airlines, departing from Buffalo Niagara on Tue, Jun 9, arriving in San Jose Juan Santamaria.Inbound indirect flight with Volaris Costa Rica, departing from San Jose Juan Santamaria on Mon, Jun 15, arriving in Buffalo Niagara.Price includes taxes and charges.From $512, select.

San Jose.$520 per passenger.Departing Sun, Sep 6, returning Sun, Sep 13.Round-trip flight with Frontier Airlines and Volaris Costa Rica.Outbound indirect flight with Frontier Airlines, departing from Buffalo Niagara on Sun, Sep 6, arriving in San Jose Juan Santamaria.Inbound indirect flight with Volaris Costa Rica, departing from San Jose Juan Santamaria on Sun, Sep 13, arriving in Buffalo Niagara.Price includes taxes and charges.From $520, select.

San Jose.$536 per passenger.Departing Sun, May 24, returning Sun, May 31.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Buffalo Niagara on Sun, May 24, arriving in San Jose Juan Santamaria.Inbound indirect flight with Frontier Airlines, departing from San Jose Juan Santamaria on Sun, May 31, arriving in Buffalo Niagara.Price includes taxes and charges.From $536, select.

San Jose.$549 per passenger.Departing Sat, May 30, returning Sat, Jun 6.Round-trip flight with Frontier Airlines and Volaris Costa Rica.Outbound indirect flight with Frontier Airlines, departing from Buffalo Niagara on Sat, May 30, arriving in San Jose Juan Santamaria.Inbound indirect flight with Volaris Costa Rica, departing from San Jose Juan Santamaria on Sat, Jun 6, arriving in Buffalo Niagara.Price includes taxes and charges.From $549, select.

San Jose.$562 per passenger.Departing Mon, Nov 23, returning Thu, Dec 3.Round-trip flight with Delta.Outbound indirect flight with Delta, departing from Buffalo Niagara on Mon, Nov 23, arriving in San Jose Juan Santamaria.Inbound indirect flight with Delta, departing from San Jose Juan Santamaria on Thu, Dec 3, arriving in Buffalo Niagara.Price includes taxes and charges.From $562, select.

San Jose.$584 per passenger.Departing Mon, Jul 6, returning Sat, Jul 11.Round-trip flight with Frontier Airlines.Outbound indirect flight with Frontier Airlines, departing from Buffalo Niagara on Mon, Jul 6, arriving in San Jose Juan Santamaria.Inbound indirect flight with Frontier Airlines, departing from San Jose Juan Santamaria on Sat, Jul 11, arriving in Buffalo Niagara.Price includes taxes and charges.From $584, select.

San Jose.$1,069 per passenger.Departing Wed, Dec 30, returning Sun, Jan 10.Round-trip flight with jetBlue.Outbound indirect flight with jetBlue, departing from Buffalo Niagara on Wed, Dec 30, arriving in San Jose Juan Santamaria.Inbound indirect flight with jetBlue, departing from San Jose Juan Santamaria on Sun, Jan 10, arriving in Buffalo Niagara.Price includes taxes and charges.From $1,069, select.

Find the cheapest month to fly from Buffalo Niagara to San Jose Juan Santamaria

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Buffalo Niagara to San Jose Juan Santamaria flights are currently cheapest in February.

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Buffalo Niagara to San Jose Juan Santamaria: Alternative routes

Compare routes from Buffalo Niagara to San Jose below. You may find an airport to fly into that's cheaper, faster, or easier than San Jose Juan Santamaria.

Buffalo to San Jose: Flight information

The things to know before you go.

Cheapest flight found	$402
Cheapest month to fly	February

Finding cheap flights from Buffalo Niagara to San Jose Juan Santamaria: Frequently asked questions

How much are round-trip flights from Buffalo Niagara to San Jose Juan Santamaria?

The best price we found for a round-trip flight from Buffalo Niagara to San Jose Juan Santamaria is $402. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Buffalo Niagara to San Jose Juan Santamaria?

Currently, there are no airlines that fly direct from Buffalo Niagara to San Jose Juan Santamaria. But we found flights with one or more stops from $402.

How many flights are there a week from Buffalo Niagara to San Jose Juan Santamaria?

There are no flights flying from Buffalo Niagara to San Jose Juan Santamaria, as of May 2026.

When is the cheapest time to fly from Buffalo Niagara to San Jose Juan Santamaria?

The cheapest month to fly from Buffalo Niagara to San Jose Juan Santamaria is usually February.

Which upcoming date is cheapest to fly from Buffalo Niagara Airport to San Jose Juan Santamaria Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Buffalo Niagara Airport to San Jose Juan Santamaria Airport on Friday, February 5, 2027.

Can I get a direct flight from Buffalo Niagara Airport to San Jose Juan Santamaria Airport?

No airlines currently offer direct flights between Buffalo Niagara Airport and San Jose Juan Santamaria Airport. Most routes have one or more stops.

How can I find the best flight deal to San Jose Juan Santamaria?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to San Jose Juan Santamaria but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to San Jose?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to San Jose is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Buffalo Niagara Airport to San Jose Juan Santamaria?

Currently, United offers the cheapest flight tickets to San Jose Juan Santamaria.

Traveling from Buffalo Niagara International Airport (BUF) to Juan Santamaria International Airport (SJO): what you need to know

San Jose is two hours behind Buffalo and observes the UTC-6 timezone.
Give yourself enough time to catch your BUF to SJO flight. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.
Flying during a peak month such as August? School holidays and other popular seasons can mean longer queues at check-in and security. Play things extra safe and get there up to four hours before international flights and two hours before domestic departures.
Think about adding a stopover when booking your ticket from Buffalo Niagara International Airport to Juan Santamaria International Airport. Simply deselect 'Direct flights only' to break up your journey, or visit a new city along the way. Here are some options between BUF and SJO:
- Miami International Airport
- Baltimore/Wash International Thurgood Marshall Airport
- Hartsfield-Jackson Atlanta International Airport

How to find the cheapest flights from Buffalo Niagara International Airport (BUF) to Juan Santamaria International Airport (SJO)

The lowest price we've seen for a one-way Buffalo Niagara International Airport to Juan Santamaria International Airport flight is $157. A round-trip fare is currently $402. Depending on the availability and when you book, these fares could change.
To score cheap tickets from BUF to SJO, book early. Airlines usually offer lower prices when flights are first released.
Getting cheap flights from Buffalo Niagara International Airport to Juan Santamaria International Airport is easy if you're flexible with your travel dates. Use the 'Whole month' tool to see the lowest prices across each month and score a great deal.
Finding cheap flights from BUF to SJO is a cinch with Price Alerts. All you need to do is create one of these automatic alerts and we'll get in touch as soon as a new deal comes up.
Tailor your flights with filters. Pick your departure and arrival times, total journey duration and airlines. You can also sort your results by 'Best,' 'Fastest' or 'Cheapest' flights from Buffalo Niagara International Airport to Juan Santamaria International Airport.

Handy information about Buffalo Niagara International Airport (BUF)

The address for BUF is Genesee Street.
Of the flights that depart from Buffalo Niagara International Airport, 75.46% land on time at their destination.
Buffalo Niagara International Airport is about 18 kilometers from central Buffalo. If you're ride-sharing, catching a cab or driving from the center, it'll take you 20 minutes or so to arrive, depending on the traffic.
The trip on public transport will take about 1 hour 15 minutes.
Get your journey off to a leisurely start by staying near BUF. Whether you've booked an early flight from Buffalo Niagara International Airport to Juan Santamaria International Airport or just don't want to be rushed, these hotels are perfect:

Arriving at Juan Santamaria International Airport (SJO)

The last thing you want is a long journey to your hotel if you're getting in late on a Buffalo Niagara International Airport to Juan Santamaria International Airport flight. Book one of these accommodation options near SJO instead:
Explore without limits with a Juan Santamaria International Airport rental car. Book your wheels from NextCar, Europcar or Dollar and find adventure across San Jose and beyond.
Reserving your vehicle from Juan Santamaria International Airport around three weeks ahead can help you secure the lowest rate.

Getting from Juan Santamaria International Airport (SJO) to central San Jose

Juan Santamaria International Airport to central San Jose has a drive time of around 20 minutes. It's approximately 18 kilometers away.
When traveling on public transport, expect a journey of around 2 hours 20 minutes.

When to fly to Juan Santamaria International Airport (SJO)

July is the busiest month for flights from Buffalo Niagara International Airport to Juan Santamaria International Airport. For a quieter experience, head to San Jose in May.
The warmest month in San Jose is March, with temperatures ranging between 12ºC (54ºF) and 29ºC (84ºF). Lock in your flights from Buffalo Niagara International Airport to Juan Santamaria International Airport in this month if you like this kind of weather.
January sees average temperatures of between 12ºC (54ºF) and 26ºC (79ºF). Search for cheap tickets from BUF to SJO around that time if you like traveling in cooler conditions.

Explore more of Costa Rica

San Jose has plenty going for it, but there are so many other corners of Costa Rica just waiting to be discovered. Around 113 kilometers east of San Jose, a visit to Limon will keep your itinerary busy. Start with popular sights like Veragua Rainforest Park, Playa Bonita and Cruise Pier Puerto Limon.
Around 18 kilometers north-west of San Jose, Alajuela is another favorite stop in Costa Rica. Start your sightseeing at La Perla Park, Los Duendes Park and Finca El Soto.