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Cheap flights from Boston to Costa Rica from $172

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
3:40 pm - 11:40 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
9h 00m1 stop San Salvador El Salvador Intl
Avianca Logo
7:45 pm - 1:45 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
17h 00m1 stop San Salvador El Salvador Intl
$385Avianca
Fri, Jan 22 - Sun, Feb 7
Avianca Logo
3:40 pm - 11:40 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
9h 00m1 stop San Salvador El Salvador Intl
Avianca Logo
7:45 pm - 1:45 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
17h 00m1 stop San Salvador El Salvador Intl
$385Avianca
Mon, Jan 18 - Tue, Jan 26
American Airlines Logo
6:57 pm - 12:32 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
18h 35m1 stop Charlotte Douglas
American Airlines Logo
12:35 am - 7:35 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
18h 00m1 stop Dallas/Fort Worth
$386American Airlines
Sun, Feb 21 - Thu, Feb 25
American Airlines Logo
5:17 am - 1:07 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
8h 50m1 stop Charlotte Douglas
American Airlines Logo
6:00 am - 11:59 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
16h 59m1 stop Miami
$386American Airlines
Sat, Nov 14 - Sat, Nov 21
Delta Logo
6:45 am - 10:15 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
16h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 5:50 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
9h 50m1 stop Atlanta Hartsfield-Jackson
$386Delta
Thu, Nov 12 - Tue, Nov 17
Delta Logo
6:45 am - 10:15 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
16h 30m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:37 pm - 9:45 amSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
18h 08m1 stop Atlanta Hartsfield-Jackson
$386Delta
Thu, Nov 12 - Thu, Nov 19
United Airlines Logo
8:30 am - 7:53 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
12h 23m1 stop Newark
United Airlines Logo
11:28 pm - 8:44 amSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
8h 16m1 stop Newark
$386United Airlines
Wed, Feb 24 - Wed, Mar 10
United Airlines Logo
9:27 am - 8:39 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
12h 12m1 stop Houston George Bush Intcntl
United Airlines Logo
1:15 am - 12:20 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
10h 05m1 stop Houston George Bush Intcntl
$386United Airlines
Wed, Jan 27 - Fri, Jan 29
Copa Airlines Logo
7:41 am - 9:07 amBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
26h 26m1 stop Panama City Tocumen Intl
Copa Airlines Logo
6:10 pm - 10:01 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
26h 51m1 stop Panama City Tocumen Intl
$388Copa Airlines
Mon, Nov 9 - Sat, Nov 14
Copa Airlines Logo
2:43 pm - 8:17 amBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
18h 34m1 stop Panama City Tocumen Intl
Copa Airlines Logo
10:01 am - 9:57 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
10h 56m1 stop Panama City Tocumen Intl
$388Copa Airlines
Tue, Jan 19 - Thu, Jan 28

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Avianca flights from Boston to Costa Rica

Our best Avianca deals on Boston to Costa Rica flight tickets
Avianca
Nov 11
BOS3:40 pmBoston Logan Intl
9h 00m
1 stop
SJO11:40 pmSan José Juan Santamaria Intl
Nov 15
SJO7:45 pmSan José Juan Santamaria Intl
17h 00m
1 stop
BOS1:45 pmBoston Logan Intl
$385
Avianca
Feb 1
BOS3:40 pmBoston Logan Intl
20h 45m
1 stop
SJO11:25 amSan José Juan Santamaria Intl
Feb 8
SJO5:10 amSan José Juan Santamaria Intl
7h 35m
1 stop
BOS1:45 pmBoston Logan Intl
$392
Avianca
Oct 12
BOS4:50 pmBoston Logan Intl
17h 55m
1 stop
SJO8:45 amSan José Juan Santamaria Intl
Oct 20
SJO7:45 pmSan José Juan Santamaria Intl
17h 05m
1 stop
BOS2:50 pmBoston Logan Intl
$395

Delta flights from Boston to Costa Rica

Our best Delta deals on Boston to Costa Rica flight tickets
Delta
Nov 12
BOS6:45 amBoston Logan Intl
16h 30m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
Nov 18
SJO7:00 amSan José Juan Santamaria Intl
9h 50m
1 stop
BOS5:50 pmBoston Logan Intl
$386
Delta
Nov 12
BOS6:45 amBoston Logan Intl
16h 30m
1 stop
SJO10:15 pmSan José Juan Santamaria Intl
Nov 22
SJO7:00 amSan José Juan Santamaria Intl
17h 08m
1 stop
BOS1:08 amBoston Logan Intl
$435
Delta
Dec 7
BOS5:20 amBoston Logan Intl
8h 25m
1 stop
LIR12:45 pmLiberia
Dec 18
LIR3:15 pmLiberia
5h 27m
BOS9:42 pmBoston Logan Intl
$490

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Fri 1/22

3:40 pm-11:40 pm

1 stop9h 00m

San José Juan Santamaria Intl

Sun 2/7

7:45 pm-1:45 pm

1 stop17h 00m

$385

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Mon 1/18

3:40 pm-11:40 pm

1 stop9h 00m

San José Juan Santamaria Intl

Tue 1/26

7:45 pm-1:45 pm

1 stop17h 00m

$385

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Sun 2/21

6:57 pm-12:32 pm

1 stop18h 35m

San José Juan Santamaria Intl

Thu 2/25

12:35 am-7:35 pm

1 stop18h 00m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Sat 11/14

5:17 am-1:07 pm

1 stop8h 50m

San José Juan Santamaria Intl

Sat 11/21

6:00 am-11:59 pm

1 stop16h 59m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Thu 11/12

6:45 am-10:15 pm

1 stop16h 30m

San José Juan Santamaria Intl

Tue 11/17

7:00 am-5:50 pm

1 stop9h 50m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Thu 11/12

6:45 am-10:15 pm

1 stop16h 30m

San José Juan Santamaria Intl

Thu 11/19

2:37 pm-9:45 am

1 stop18h 08m

$386
Quickest round-trip

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Wed 2/24

8:30 am-7:53 pm

1 stop12h 23m

San José Juan Santamaria Intl

Wed 3/10

11:28 pm-8:44 am

1 stop8h 16m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Wed 1/27

9:27 am-8:39 pm

1 stop12h 12m

San José Juan Santamaria Intl

Fri 1/29

1:15 am-12:20 pm

1 stop10h 05m

$386

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Mon 11/9

7:41 am-9:07 am

1 stop26h 26m

San José Juan Santamaria Intl

Sat 11/14

6:10 pm-10:01 pm

1 stop26h 51m

$388

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Tue 1/19

2:43 pm-8:17 am

1 stop18h 34m

San José Juan Santamaria Intl

Thu 1/28

10:01 am-9:57 pm

1 stop10h 56m

$388

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 Boston 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 Boston is in October. Flight prices, which tend to average around $404, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in October, then March is your next best option. Flight prices from Boston to Costa Rica during March average around $461.

What is the cheapest Boston Logan Intl to Costa Rica flight route?

Fly from Boston Logan Intl to Liberia for the best Boston Logan Intl - Costa Rica flight prices

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

You are more likely to see cheaper flights to Costa Rica from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $493 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Boston for as low as $396 on momondo.

What cabin class options are available on Boston to Costa Rica flights?

There are 3 cabin classes available to choose from on Boston to Costa Rica flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

You could potentially save up to 13% on your flight if you consider stops on a Boston to Costa Rica flight.

Cheap Boston to Costa Rica flight deals and tips

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

Best Price Found

$172

Fastest flight time

5h 50m

Direct flights

Every day

Airports in Costa Rica

40 airports
The best one-way flight to Costa Rica from Boston in the past 72 hours is $172. The best round-trip flight deal from Boston to Costa Rica found on momondo in the last 72 hours is $385.
The fastest flight from Boston to Costa Rica takes 5h 50m
Direct flights go from Boston to Costa Rica every day.
There are 40 airports in Costa Rica. From Boston there are direct flights to Liberia (LIR).
Search flight deals

Frequently asked questions about flying from Boston to Costa Rica

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Costa Rica?

    Prices for flights from Boston Logan Intl Airport to Costa Rica are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Costa Rica?

  • How old do you have to be to fly from Boston Logan Intl Airport to Costa Rica?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Costa Rica.

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

    The necessary travel and health documents for your Costa Rica trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Costa Rica?

Best airlines flying from Boston to Costa Rica

Compare and see reviews for airlines that fly from Boston to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $137Free CancellationRating
7.8
8,606 reviews
Search Delta flights
United AirlinesPriceFrom $159Free CancellationRating
7.4
10,247 reviews
Search United Airlines flights
Air CanadaPriceFrom $169Free CancellationRating
7.1
11,701 reviews
Search Air Canada flights
Copa AirlinesPriceFrom $186Free CancellationRating
7.6
1,544 reviews
Search Copa Airlines flights
JetBluePriceFrom $251Free CancellationRating
7.1
3,038 reviews
Search JetBlue flights
American AirlinesPriceFrom $284Free CancellationRating
7.0
12,098 reviews
Search American Airlines flights
GOLPriceFrom $316Free CancellationRating
7.3
1,314 reviews
Search GOL flights
AviancaPriceFrom $327Free CancellationRating
6.5
2,555 reviews
Search Avianca flights
FrontierPriceFrom $351Free CancellationRating
5.6
2,572 reviews
Search Frontier flights
SouthwestPriceFrom $594Free CancellationRating
8.0
4,200 reviews
Search Southwest flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Costa Rica. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Boston to Costa Rica with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from Boston.

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

Price alerts on flights to Costa Rica from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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