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Cheap flights from Buffalo to Costa Rica from $144

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buffalo to Costa Rica departing on 6/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Buffalo to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 11:35 am
BUF
-
SJO
7h 35m
1 stop
American Airlines Logo
12:35 pm - 11:50 pm
SJO
-
BUF
9h 15m
1 stop
$320American Airlines
Tue, Apr 28 - Thu, May 7
American Airlines Logo
7:28 pm - 11:07 am
BUF
-
SJO
17h 39m
2 stops
American Airlines Logo
2:22 pm - 12:46 pm
SJO
-
BUF
20h 24m
2 stops
$325American Airlines
Fri, Apr 24 - Mon, May 4
American Airlines Logo
7:28 pm - 11:07 am
BUF
-
SJO
17h 39m
2 stops
American Airlines Logo
11:35 pm - 11:31 pm
SJO
-
BUF
21h 56m
1 stop
$333American Airlines
Thu, Apr 16 - Wed, Apr 22
JetBlue Logo
6:00 am - 11:24 am
BUF
-
SJO
7h 24m
1 stop
JetBlue Logo
11:59 pm - 2:59 pm
SJO
-
BUF
13h 00m
1 stop
$376JetBlue
Mon, May 4 - Tue, May 12
American Airlines Logo
7:28 pm - 1:10 pm
BUF
-
LIR
19h 42m
2 stops
American Airlines Logo
2:40 pm - 12:46 pm
LIR
-
BUF
20h 06m
2 stops
$381American Airlines
Fri, Apr 24 - Mon, Apr 27
GOL Logo
7:28 pm - 11:25 am
BUF
-
SJO
17h 57m
1 stop
GOL Logo
2:22 pm - 1:05 pm
SJO
-
BUF
20h 43m
2 stops
$394GOL
Sat, Apr 11 - Wed, Apr 15
GOL Logo
7:31 pm - 2:08 pm
BUF
-
SJO
20h 37m
2 stops
GOL Logo
3:08 pm - 12:17 pm
SJO
-
BUF
19h 09m
2 stops
$399GOL
Thu, May 28 - Mon, Jun 1
JetBlue Logo
7:05 am - 12:40 pm
BUF
-
LIR
7h 35m
1 stop
JetBlue Logo
2:00 pm - 2:59 pm
LIR
-
BUF
22h 59m
1 stop
$446JetBlue
Mon, May 4 - Mon, May 11
United Airlines Logo
6:02 pm - 11:53 am
BUF
-
LIR
19h 51m
1 stop
United Airlines Logo
3:27 pm - 10:10 am
LIR
-
BUF
16h 43m
2 stops
$460United Airlines
Fri, Apr 24 - Mon, Apr 27
Multiple Airlines Logo
7:45 pm - 12:10 pm
BUF
-
LIR
18h 25m
2 stops
Multiple Airlines Logo
3:27 pm - 8:49 pm
LIR
-
BUF
27h 22m
2 stops
$490Multiple Airlines
Sat, Apr 11 - Fri, Apr 17

United Airlines flights from Buffalo to Costa Rica

Our best United Airlines deals on Buffalo to Costa Rica flight tickets
United Airlines
Apr 24
BUF7:45 pmBuffalo
16h 26m
2 stops
SJO10:11 amSan José Juan Santamaria Intl
May 2
SJO1:25 pmSan José Juan Santamaria Intl
18h 14m
2 stops
BUF9:39 amBuffalo
$435
United Airlines
May 2
BUF7:50 pmBuffalo
18h 31m
2 stops
SJO12:21 pmSan José Juan Santamaria Intl
May 9
SJO1:00 pmSan José Juan Santamaria Intl
18h 41m
1 stop
BUF9:41 amBuffalo
$455
United Airlines
Apr 24
BUF6:02 pmBuffalo
19h 51m
1 stop
LIR11:53 amLiberia
Apr 27
LIR3:27 pmLiberia
16h 43m
2 stops
BUF10:10 amBuffalo
$460

Frontier flights from Buffalo to Costa Rica

Our best Frontier deals on Buffalo to Costa Rica flight tickets
Frontier
Mar 27
BUF12:50 pmBuffalo
23h 40m
1 stop
SJO10:30 amSan José Juan Santamaria Intl
Apr 4
SJO10:06 amSan José Juan Santamaria Intl
22h 53m
1 stop
BUF10:59 amBuffalo
$410
Frontier
Mar 27
BUF12:50 pmBuffalo
23h 40m
1 stop
SJO10:30 amSan José Juan Santamaria Intl
Apr 4
SJO10:06 amSan José Juan Santamaria Intl
24h 11m
2 stops
BUF12:17 pmBuffalo
$506
Frontier
Mar 27
BUF12:50 pmBuffalo
23h 40m
1 stop
SJO10:30 amSan José Juan Santamaria Intl
Apr 4
SJO12:59 pmSan José Juan Santamaria Intl
21h 18m
1 stop
BUF12:17 pmBuffalo
$527

momondo Fare Finder

 
Customize your flight search to find flights from Buffalo to Costa Rica 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, momondo users made 832,500 searches. Data last updated March 22, 2026.
Use the filters below to find and compare flights from Buffalo to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 4/28

6:00 am-11:35 am

1 stop7h 35m

San José Juan Santamaria Intl

Thu 5/7

12:35 pm-11:50 pm

1 stop9h 15m

$320

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 4/24

7:28 pm-11:07 am

2 stops17h 39m

San José Juan Santamaria Intl

Mon 5/4

2:22 pm-12:46 pm

2 stops20h 24m

$325

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 4/16

7:28 pm-11:07 am

2 stops17h 39m

San José Juan Santamaria Intl

Wed 4/22

11:35 pm-11:31 pm

1 stop21h 56m

$333

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 5/4

6:00 am-11:24 am

1 stop7h 24m

San José Juan Santamaria Intl

Tue 5/12

11:59 pm-2:59 pm

1 stop13h 00m

$376

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 4/24

7:28 pm-1:10 pm

2 stops19h 42m

Liberia

Mon 4/27

2:40 pm-12:46 pm

2 stops20h 06m

$381

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 4/11

7:28 pm-11:25 am

1 stop17h 57m

San José Juan Santamaria Intl

Wed 4/15

2:22 pm-1:05 pm

2 stops20h 43m

$394

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 5/28

7:31 pm-2:08 pm

2 stops20h 37m

San José Juan Santamaria Intl

Mon 6/1

3:08 pm-12:17 pm

2 stops19h 09m

$399

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Mon 5/4

7:05 am-12:40 pm

1 stop7h 35m

Liberia

Mon 5/11

2:00 pm-2:59 pm

1 stop22h 59m

$446

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Fri 4/24

6:02 pm-11:53 am

1 stop19h 51m

Liberia

Mon 4/27

3:27 pm-10:10 am

2 stops16h 43m

$460

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Sat 4/11

7:45 pm-12:10 pm

2 stops18h 25m

Liberia

Fri 4/17

3:27 pm-8:49 pm

2 stops27h 22m

$490

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Costa Rica from

How to get the cheapest flight ticket from Buffalo to Costa Rica

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Buffalo is in November. Flight prices, which tend to average around $337, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in November, then September is your next best option. Flight prices from Buffalo to Costa Rica during September average around $356.

How far in advance should I book a flight to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Buffalo when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $541 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Buffalo for as low as $174 on momondo.

Can stopping save me money on Buffalo to Costa Rica flights?

You could potentially save up to 22% on your flight if you consider stops on a Buffalo to Costa Rica flight.

Cheap Buffalo to Costa Rica flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Buffalo to Costa Rica

Fastest flight time

7h 30m

Direct flights

None
The fastest flight from Buffalo to Costa Rica takes 7h 30m
There are no direct flights from Buffalo to Costa Rica. There are no popular flight routes from Buffalo to Costa Rica.
Search flight deals

  • When did momondo last update prices for flights from Buffalo Airport to Costa Rica?

    Prices for flights from Buffalo Airport to Costa Rica are refreshed on a daily basis.

  • How many operators does momondo search for flights from Buffalo Airport to Costa Rica?

  • How old do you have to be to fly from Buffalo Airport to Costa Rica?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buffalo Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Buffalo to Costa Rica

Compare and see reviews for airlines that fly from Buffalo to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $251Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
American AirlinesPriceFrom $259Free CancellationRating
7.1
11,487 reviews
Search American Airlines flights
DeltaPriceFrom $305Free CancellationRating
7.9
8,314 reviews
Search Delta flights
United AirlinesPriceFrom $369Free CancellationRating
7.4
9,455 reviews
Search United Airlines flights
SouthwestPriceFrom $466Free CancellationRating
8.0
4,324 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from Buffalo to Costa Rica?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Buffalo to Costa Rica for you.

Can I find flights from Buffalo to Costa Rica with flexible booking policies on momondo?

momondo does allow users to show only those flights to Costa Rica from Buffalo which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Buffalo to Costa Rica?

Once you have performed a search for Buffalo to Costa Rica flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Buffalo to Costa Rica right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Buffalo to Costa Rica flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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