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Cheap flights from Buffalo to Costa Rica from $110

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 12/19. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:20 pm - 12:25 pmBUF-LIR
18h 05m2 stops
American Airlines Logo
3:20 pm - 11:07 amLIR-BUF
18h 47m2 stops
$249American Airlines
Find Deal
Thu, Dec 11 - Wed, Dec 17
American Airlines Logo
6:00 am - 10:25 pmBUF-SJO
17h 25m1 stop
American Airlines Logo
6:34 am - 10:18 pmSJO-BUF
14h 44m1 stop
$251American Airlines
Find Deal
Fri, Feb 6 - Fri, Feb 13
American Airlines Logo
11:39 am - 8:02 pmBUF-SJO
9h 23m1 stop
American Airlines Logo
3:40 pm - 10:42 amSJO-BUF
18h 02m1 stop
$252American Airlines
Find Deal
Mon, Feb 23 - Mon, Mar 2
JetBlue Logo
6:35 am - 12:31 pmBUF-SJO
6h 56m1 stop
JetBlue Logo
10:00 am - 11:51 pmSJO-BUF
12h 51m1 stop
$289JetBlue
Find Deal
Tue, Mar 3 - Wed, Mar 4
JetBlue Logo
3:25 pm - 8:53 amBUF-SJO
18h 28m2 stops
JetBlue Logo
10:00 am - 11:51 pmSJO-BUF
12h 51m1 stop
$303JetBlue
Find Deal
Fri, Feb 6 - Fri, Feb 13
United Airlines Logo
10:37 am - 8:39 pmBUF-SJO
11h 02m2 stops
United Airlines Logo
11:28 pm - 1:17 pmSJO-BUF
12h 49m2 stops
$339United Airlines
Find Deal
Thu, Nov 13 - Mon, Nov 17
United Airlines Logo
8:30 am - 8:39 pmBUF-SJO
37h 09m2 stops
United Airlines Logo
8:45 am - 11:46 pmSJO-BUF
14h 01m2 stops
$381United Airlines
Find Deal
Fri, Feb 6 - Fri, Feb 13
Delta Logo
6:00 am - 12:45 pmBUF-SJO
7h 45m1 stop
Delta Logo
7:00 am - 5:35 pmSJO-BUF
9h 35m1 stop
$440Delta
Find Deal
Thu, Jan 1 - Mon, Jan 26
Southwest Logo
5:50 am - 12:15 pmBUF-SJO
7h 25m1 stop
Southwest Logo
9:00 am - 11:35 pmSJO-BUF
13h 35m1 stop
$447Southwest
Find Deal
Sat, Dec 13 - Fri, Dec 19
Delta Logo
12:09 pm - 9:15 pmBUF-SJO
11h 06m1 stop
Delta Logo
1:20 pm - 11:57 pmSJO-BUF
8h 37m1 stop
$501Delta
Find Deal
Wed, Apr 1 - Tue, Apr 7

JetBlue flights from Buffalo to Costa Rica

Our best JetBlue deals on Buffalo to Costa Rica flight tickets
JetBlue
Mar 3
BUF6:35 amBuffalo
6h 56m
1 stop
SJO12:31 pmSan José Juan Santamaria Intl
Mar 4
SJO10:00 amSan José Juan Santamaria Intl
12h 51m
1 stop
BUF11:51 pmBuffalo
$289
Find similar
JetBlue
Feb 6
BUF3:25 pmBuffalo
18h 28m
2 stops
SJO8:53 amSan José Juan Santamaria Intl
Feb 13
SJO10:00 amSan José Juan Santamaria Intl
12h 51m
1 stop
BUF11:51 pmBuffalo
$303
Find similar
JetBlue
Mar 19
BUF6:35 amBuffalo
6h 56m
1 stop
SJO11:31 amSan José Juan Santamaria Intl
Mar 27
SJO9:00 amSan José Juan Santamaria Intl
12h 51m
1 stop
BUF11:51 pmBuffalo
$326
Find similar

American Airlines flights from Buffalo to Costa Rica

Our best American Airlines deals on Buffalo to Costa Rica flight tickets
American Airlines
Dec 11
BUF7:20 pmBuffalo
18h 05m
2 stops
LIR12:25 pmLiberia
Dec 17
LIR3:20 pmLiberia
18h 47m
2 stops
BUF11:07 amBuffalo
$249
Find similar
American Airlines
Feb 6
BUF6:00 amBuffalo
17h 25m
1 stop
SJO10:25 pmSan José Juan Santamaria Intl
Feb 13
SJO6:34 amSan José Juan Santamaria Intl
14h 44m
1 stop
BUF10:18 pmBuffalo
$251
Find similar
American Airlines
Feb 23
BUF11:39 amBuffalo
9h 23m
1 stop
SJO8:02 pmSan José Juan Santamaria Intl
Mar 2
SJO3:40 pmSan José Juan Santamaria Intl
18h 02m
1 stop
BUF10:42 amBuffalo
$252
Find similar

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 October 15, 2025.
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

BuffaloLiberia

BUF - LIR

BUFLIR

Buffalo

Thu 12/11

7:20 pm-12:25 pm

2 stops18h 05m

Liberia

Wed 12/17

3:20 pm-11:07 am

2 stops18h 47m

$249

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 2/6

6:00 am-10:25 pm

1 stop17h 25m

San José Juan Santamaria Intl

Fri 2/13

6:34 am-10:18 pm

1 stop14h 44m

$251

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Mon 2/23

11:39 am-8:02 pm

1 stop9h 23m

San José Juan Santamaria Intl

Mon 3/2

3:40 pm-10:42 am

1 stop18h 02m

$252

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Tue 3/3

6:35 am-12:31 pm

1 stop6h 56m

San José Juan Santamaria Intl

Wed 3/4

10:00 am-11:51 pm

1 stop12h 51m

$289

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 2/6

3:25 pm-8:53 am

2 stops18h 28m

San José Juan Santamaria Intl

Fri 2/13

10:00 am-11:51 pm

1 stop12h 51m

$303

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 11/13

10:37 am-8:39 pm

2 stops11h 02m

San José Juan Santamaria Intl

Mon 11/17

11:28 pm-1:17 pm

2 stops12h 49m

$339

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Fri 2/6

8:30 am-8:39 pm

2 stops37h 09m

San José Juan Santamaria Intl

Fri 2/13

8:45 am-11:46 pm

2 stops14h 01m

$381

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Thu 1/1

6:00 am-12:45 pm

1 stop7h 45m

San José Juan Santamaria Intl

Mon 1/26

7:00 am-5:35 pm

1 stop9h 35m

$440

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Sat 12/13

5:50 am-12:15 pm

1 stop7h 25m

San José Juan Santamaria Intl

Fri 12/19

9:00 am-11:35 pm

1 stop13h 35m

$447

BuffaloSan José

BUF - SJO

BUFSJO

Buffalo

Wed 4/1

12:09 pm-9:15 pm

1 stop11h 06m

San José Juan Santamaria Intl

Tue 4/7

1:20 pm-11:57 pm

1 stop8h 37m

$501

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 September. Flight prices, which tend to average around $377, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in September, then October is your next best option. Flight prices from Buffalo to Costa Rica during October average around $454.

What is the cheapest day to depart on your flight to Costa Rica?

According to our data, Tuesday is the cheapest day to fly to Costa Rica from Buffalo. The lowest ticket price found for a Tuesday departure recently was $527. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $879. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

In the afternoon is the cheapest time of day to fly from Buffalo to Costa Rica when you can find flight prices for as low as $432. Flying to Costa Rica in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly at noon, with an average ticket price of $626. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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 $619 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 $428 on momondo.

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

You could potentially save up to 11% 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

Direct flights

None
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 $258Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
DeltaPriceFrom $315Free CancellationRating
7.9
7,977 reviews
Search Delta flights
American AirlinesPriceFrom $333Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights
United AirlinesPriceFrom $371Free CancellationRating
7.4
8,978 reviews
Search United Airlines flights
SouthwestPriceFrom $466Free CancellationRating
8.0
4,240 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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