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Cheap flights from Costa Rica to Boston from $166

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to Boston departing on 8/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Costa Rica to Boston

Recent round-trip flight deals from Costa Rica to Boston

Enter your travel dates to find the best prices.
JetBlue Logo
1:45 pm - 11:52 pm
SJO
-
BOS
8h 07m
1 stop
JetBlue Logo
6:10 am - 12:30 pm
BOS
-
SJO
8h 20m
1 stop
$284JetBlue
Tue, Apr 21 - Tue, Apr 28
American Airlines Logo
6:30 am - 9:03 pm
SJO
-
BOS
12h 33m
1 stop
American Airlines Logo
5:00 am - 7:07 pm
BOS
-
SJO
16h 07m
1 stop
$293American Airlines
Tue, May 12 - Tue, May 19
American Airlines Logo
6:30 am - 11:30 pm
SJO
-
BOS
15h 00m
2 stops
American Airlines Logo
7:35 am - 7:07 pm
BOS
-
SJO
13h 32m
2 stops
$298American Airlines
Tue, May 12 - Tue, May 19
Copa Airlines Logo
4:10 am - 11:08 pm
SJO
-
BOS
16h 58m
1 stop
Copa Airlines Logo
4:00 pm - 7:12 am
BOS
-
SJO
17h 12m
1 stop
$300Copa Airlines
Thu, May 7 - Sun, May 10
United Airlines Logo
7:55 am - 11:01 am
SJO
-
BOS
25h 06m
2 stops
United Airlines Logo
7:15 am - 8:19 pm
BOS
-
SJO
15h 04m
2 stops
$302United Airlines
Tue, Apr 21 - Tue, Apr 28
Copa Airlines Logo
5:46 am - 11:09 pm
SJO
-
BOS
15h 23m
1 stop
Copa Airlines Logo
3:46 pm - 8:20 am
BOS
-
SJO
18h 34m
1 stop
$304Copa Airlines
Wed, Apr 1 - Mon, Apr 20
Copa Airlines Logo
4:10 am - 11:08 pm
SJO
-
BOS
16h 58m
1 stop
Copa Airlines Logo
4:00 pm - 4:47 pm
BOS
-
SJO
26h 47m
3 stops
$305Copa Airlines
Thu, May 7 - Sun, May 10
United Airlines Logo
7:55 am - 11:01 am
SJO
-
BOS
25h 06m
2 stops
United Airlines Logo
7:20 am - 7:37 pm
BOS
-
SJO
14h 17m
1 stop
$309United Airlines
Wed, Apr 15 - Wed, Apr 22
Multiple Airlines Logo
7:48 pm - 10:45 am
SJO
-
BOS
12h 57m
1 stop
Multiple Airlines Logo
7:46 pm - 7:53 am
BOS
-
SJO
14h 07m
1 stop
$312Multiple Airlines
Tue, Sep 1 - Fri, Sep 11
JetBlue Logo
2:50 pm - 10:13 pm
LIR
-
BOS
5h 23mnonstop
JetBlue Logo
10:35 am - 2:15 pm
BOS
-
LIR
5h 40mnonstop
$367JetBlue
Thu, Apr 2 - Sun, Apr 5

American Airlines flights from Costa Rica to Boston

Our best American Airlines deals on Costa Rica to Boston flight tickets
American Airlines
May 12
SJO6:30 amSan José Juan Santamaria Intl
12h 33m
1 stop
BOS9:03 pmBoston Logan Intl
May 19
BOS5:00 amBoston Logan Intl
16h 07m
1 stop
SJO7:07 pmSan José Juan Santamaria Intl
$293
American Airlines
May 12
SJO6:30 amSan José Juan Santamaria Intl
15h 00m
2 stops
BOS11:30 pmBoston Logan Intl
May 19
BOS7:35 amBoston Logan Intl
13h 32m
2 stops
SJO7:07 pmSan José Juan Santamaria Intl
$298
American Airlines
Mar 11
SJO12:46 pmSan José Juan Santamaria Intl
19h 19m
1 stop
BOS10:05 amBoston Logan Intl
Mar 18
BOS5:47 amBoston Logan Intl
7h 59m
1 stop
SJO11:46 amSan José Juan Santamaria Intl
$302

United Airlines flights from Costa Rica to Boston

Our best United Airlines deals on Costa Rica to Boston flight tickets
United Airlines
Mar 16
SJO11:35 amSan José Juan Santamaria Intl
22h 32m
1 stop
BOS12:07 pmBoston Logan Intl
Mar 25
BOS9:32 amBoston Logan Intl
9h 44m
1 stop
SJO5:16 pmSan José Juan Santamaria Intl
$294
United Airlines
Mar 11
SJO5:30 amSan José Juan Santamaria Intl
16h 00m
1 stop
BOS11:30 pmBoston Logan Intl
Mar 18
BOS6:00 amBoston Logan Intl
7h 42m
1 stop
SJO11:42 amSan José Juan Santamaria Intl
$301
United Airlines
Apr 21
SJO7:55 amSan José Juan Santamaria Intl
25h 06m
2 stops
BOS11:01 amBoston Logan Intl
Apr 28
BOS7:15 amBoston Logan Intl
15h 04m
2 stops
SJO8:19 pmSan José Juan Santamaria Intl
$302

momondo Fare Finder

 
Customize your flight search to find flights from Costa Rica to Boston 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 10, 2026.
Use the filters below to find and compare flights from Costa Rica to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 4/21

1:45 pm-11:52 pm

1 stop8h 07m

Boston Logan Intl

Tue 4/28

6:10 am-12:30 pm

1 stop8h 20m

$284

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 5/12

6:30 am-9:03 pm

1 stop12h 33m

Boston Logan Intl

Tue 5/19

5:00 am-7:07 pm

1 stop16h 07m

$293

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 5/12

6:30 am-11:30 pm

2 stops15h 00m

Boston Logan Intl

Tue 5/19

7:35 am-7:07 pm

2 stops13h 32m

$298

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 5/7

4:10 am-11:08 pm

1 stop16h 58m

Boston Logan Intl

Sun 5/10

4:00 pm-7:12 am

1 stop17h 12m

$300

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 4/21

7:55 am-11:01 am

2 stops25h 06m

Boston Logan Intl

Tue 4/28

7:15 am-8:19 pm

2 stops15h 04m

$302

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 4/1

5:46 am-11:09 pm

1 stop15h 23m

Boston Logan Intl

Mon 4/20

3:46 pm-8:20 am

1 stop18h 34m

$304

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 5/7

4:10 am-11:08 pm

1 stop16h 58m

Boston Logan Intl

Sun 5/10

4:00 pm-4:47 pm

3 stops26h 47m

$305

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 4/15

7:55 am-11:01 am

2 stops25h 06m

Boston Logan Intl

Wed 4/22

7:20 am-7:37 pm

1 stop14h 17m

$309

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 9/1

7:48 pm-10:45 am

1 stop12h 57m

Boston Logan Intl

Fri 9/11

7:46 pm-7:53 am

1 stop14h 07m

$312
Quickest round-trip

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

Thu 4/2

2:50 pm-10:13 pm

Nonstop5h 23m

Boston Logan Intl

Sun 4/5

10:35 am-2:15 pm

Nonstop5h 40m

$367

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 Boston from

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

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 Boston?

In general, November is the cheapest month to fly from Costa Rica to Boston. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $301. If you aren’t able to travel during the month of November, then book flights to Boston from Costa Rica during January instead. Flights to Boston in January, while not as cheap as those in November, still average around $337.

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

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

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

You are more likely to see cheaper flights to Boston from Costa Rica when booking weeks ahead of your departure date. In general, you can expect to find flights to Boston for around $373 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Boston from Costa Rica for as low as $311 on momondo.

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

There are 2 cabin classes available to choose from on Costa Rica to Boston Logan Intl 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 Costa Rica to Boston flights?

You could potentially save up to 7% on your flight if you consider stops on a Costa Rica to Boston flight.

Cheap Costa Rica to Boston flight deals and tips

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

Best Price Found

$315

Fastest flight time

5h 23m

Direct flights

Mon, Tue, Wed, Fri, Sat and Sun

Airports in Boston

1 airport
The best one-way flight to Boston from Costa Rica in the past 72 hours is $315. The best round-trip flight deal from Costa Rica to Boston found on momondo in the last 72 hours is $210.
The fastest flight from Costa Rica to Boston takes 5h 23m
Direct flights go from Costa Rica to Boston on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport in Boston. From Costa Rica there are direct flights to Boston Logan Intl (BOS).
Search flight deals

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

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

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

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

    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 Costa Rica to Boston Logan Intl Airport.

  • What documentation or ID do you need to fly to Boston Logan Intl Airport?

    The required travel and health documents for your Boston Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Boston Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Costa Rica to Boston

Compare and see reviews for airlines that fly from Costa Rica to Boston with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $108Free CancellationRating
6.5
2,498 reviews
Search Avianca flights
Spirit AirlinesPriceFrom $150Free CancellationRating
6.3
8,513 reviews
Search Spirit Airlines flights
JetBluePriceFrom $160Free CancellationRating
7.2
2,900 reviews
Search JetBlue flights
Copa AirlinesPriceFrom $169Free CancellationRating
7.5
1,569 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $233Free CancellationRating
7.4
9,409 reviews
Search United Airlines flights
American AirlinesPriceFrom $242Free CancellationRating
7.1
11,410 reviews
Search American Airlines flights
DeltaPriceFrom $290Free CancellationRating
7.9
8,276 reviews
Search Delta flights

Traveling to a place near Boston?

Book flights to Boston if you plan to visit one of these locations
Hampton Beach
Salem
Ogunquit
Old Orchard Beach
Hampton
York Beach
Kennebunkport
Plymouth
Cambridge
South Yarmouth
Narragansett
Gloucester
Falmouth
Brockton
Warwick
Laconia
Nashua
Chatham
Sturbridge
Everett

Why use momondo?

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

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 Costa Rica to Boston for you.

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

Yes. All flights to Boston from Costa Rica on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Costa Rica to Boston.

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

Yes momondo offers price alerts on flights to Boston from Costa Rica. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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