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Cheap flights from Costa Rica to Boston from $141

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 3/10. 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.
American Airlines Logo
1:51 pm - 11:51 pm
SJO
-
BOS
9h 00m1 stop
American Airlines Logo
7:00 am - 10:30 pm
BOS
-
SJO
16h 30m1 stop
$240American Airlines
Thu, Jan 29 - Sun, Feb 1
American Airlines Logo
6:00 am - 7:33 pm
SJO
-
BOS
12h 33m2 stops
American Airlines Logo
7:00 am - 10:30 pm
BOS
-
SJO
16h 30m1 stop
$244American Airlines
Wed, Jan 28 - Mon, Feb 2
American Airlines Logo
7:09 am - 8:45 pm
SJO
-
BOS
12h 36m1 stop
American Airlines Logo
7:00 am - 10:30 pm
BOS
-
SJO
16h 30m1 stop
$250American Airlines
Fri, Jan 30 - Mon, Feb 2
United Airlines Logo
6:30 am - 9:52 pm
SJO
-
BOS
14h 22m2 stops
United Airlines Logo
11:42 am - 8:39 pm
BOS
-
SJO
9h 57m1 stop
$268United Airlines
Fri, Jan 16 - Thu, Jan 22
Copa Airlines Logo
8:11 am - 11:10 pm
SJO
-
BOS
12h 59m1 stop
Copa Airlines Logo
4:05 pm - 9:46 pm
BOS
-
SJO
7h 41m1 stop
$275Copa Airlines
Tue, Mar 10 - Thu, Mar 12
United Airlines Logo
8:45 am - 11:20 pm
SJO
-
BOS
13h 35m1 stop
United Airlines Logo
7:05 am - 6:16 pm
BOS
-
SJO
12h 11m1 stop
$277United Airlines
Fri, Jan 30 - Mon, Feb 2
Multiple Airlines Logo
3:12 pm - 1:13 am
SJO
-
BOS
9h 01m1 stop
Multiple Airlines Logo
5:23 pm - 3:30 pm
BOS
-
SJO
23h 07m1 stop
$278Multiple Airlines
Sat, Jan 17 - Tue, Feb 3
Multiple Airlines Logo
3:12 pm - 1:13 am
SJO
-
BOS
9h 01m1 stop
Multiple Airlines Logo
5:23 pm - 11:25 am
BOS
-
SJO
19h 02m2 stops
$280Multiple Airlines
Sat, Jan 17 - Mon, Feb 2
Air Canada Logo
3:55 pm - 2:52 pm
LIR
-
BOS
21h 57m1 stop
Air Canada Logo
10:15 am - 2:55 pm
BOS
-
LIR
29h 40m1 stop
$301Air Canada
Thu, Jan 8 - Mon, Jan 19
JetBlue Logo
3:15 pm - 10:38 pm
LIR
-
BOS
5h 23mnonstop
JetBlue Logo
10:15 am - 1:55 pm
BOS
-
LIR
5h 40mnonstop
$356JetBlue
Tue, Mar 31 - Tue, Apr 7

American Airlines flights from Costa Rica to Boston

Our best American Airlines deals on Costa Rica to Boston flight tickets
American Airlines
Jan 29
SJO1:51 pmSan José Juan Santamaria Intl
9h 00m
1 stop
BOS11:51 pmBoston Logan Intl
Feb 1
BOS7:00 amBoston Logan Intl
16h 30m
1 stop
SJO10:30 pmSan José Juan Santamaria Intl
$240
Find similar
American Airlines
Jan 28
SJO6:00 amSan José Juan Santamaria Intl
12h 33m
2 stops
BOS7:33 pmBoston Logan Intl
Feb 2
BOS7:00 amBoston Logan Intl
16h 30m
1 stop
SJO10:30 pmSan José Juan Santamaria Intl
$244
Find similar
American Airlines
Dec 29
SJO1:31 pmSan José Juan Santamaria Intl
8h 06m
1 stop
BOS10:37 pmBoston Logan Intl
Jan 2
BOS7:31 amBoston Logan Intl
16h 14m
1 stop
SJO10:45 pmSan José Juan Santamaria Intl
$248
Find similar

United Airlines flights from Costa Rica to Boston

Our best United Airlines deals on Costa Rica to Boston flight tickets
United Airlines
Dec 28
SJO2:30 pmSan José Juan Santamaria Intl
8h 24m
1 stop
BOS11:54 pmBoston Logan Intl
Jan 1
BOS7:44 pmBoston Logan Intl
25h 55m
2 stops
SJO8:39 pmSan José Juan Santamaria Intl
$234
Find similar
United Airlines
Jan 16
SJO6:30 amSan José Juan Santamaria Intl
14h 22m
2 stops
BOS9:52 pmBoston Logan Intl
Jan 22
BOS11:42 amBoston Logan Intl
9h 57m
1 stop
SJO8:39 pmSan José Juan Santamaria Intl
$268
Find similar
United Airlines
Dec 29
SJO12:35 pmSan José Juan Santamaria Intl
10h 03m
1 stop
BOS11:38 pmBoston Logan Intl
Jan 2
BOS7:45 amBoston Logan Intl
15h 47m
2 stops
SJO10:32 pmSan José Juan Santamaria Intl
$272
Find similar

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 December 26, 2025.
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

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 1/29

1:51 pm-11:51 pm

1 stop9h 00m

Boston Logan Intl

Sun 2/1

7:00 am-10:30 pm

1 stop16h 30m

$240

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 1/28

6:00 am-7:33 pm

2 stops12h 33m

Boston Logan Intl

Mon 2/2

7:00 am-10:30 pm

1 stop16h 30m

$244

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/30

7:09 am-8:45 pm

1 stop12h 36m

Boston Logan Intl

Mon 2/2

7:00 am-10:30 pm

1 stop16h 30m

$250

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/16

6:30 am-9:52 pm

2 stops14h 22m

Boston Logan Intl

Thu 1/22

11:42 am-8:39 pm

1 stop9h 57m

$268

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Tue 3/10

8:11 am-11:10 pm

1 stop12h 59m

Boston Logan Intl

Thu 3/12

4:05 pm-9:46 pm

1 stop7h 41m

$275

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 1/30

8:45 am-11:20 pm

1 stop13h 35m

Boston Logan Intl

Mon 2/2

7:05 am-6:16 pm

1 stop12h 11m

$277

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Sat 1/17

3:12 pm-1:13 am

1 stop9h 01m

Boston Logan Intl

Tue 2/3

5:23 pm-3:30 pm

1 stop23h 07m

$278

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Sat 1/17

3:12 pm-1:13 am

1 stop9h 01m

Boston Logan Intl

Mon 2/2

5:23 pm-11:25 am

2 stops19h 02m

$280

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

Thu 1/8

3:55 pm-2:52 pm

1 stop21h 57m

Boston Logan Intl

Mon 1/19

10:15 am-2:55 pm

1 stop29h 40m

$301

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

Tue 3/31

3:15 pm-10:38 pm

Nonstop5h 23m

Boston Logan Intl

Tue 4/7

10:15 am-1:55 pm

Nonstop5h 40m

$356

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 $331. If you aren’t able to travel during the month of November, then book flights to Boston from Costa Rica during October instead. Flights to Boston in October, while not as cheap as those in November, still average around $348.

What is the cheapest day to depart on your flight to Boston?

The cheapest day to depart from Costa Rica to Boston is on a Tuesday when prices can be found for as low as $386. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Boston on Sunday is $542.

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

According to our data, the cheapest time of day to fly to Boston is in the afternoon. momondo users have found flights departing from Costa Rica to Boston in the afternoon for as low as $356. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Boston, so prices are often more expensive at around $474 per ticket.

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 $406 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 $342 on momondo.

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

There is only 1 cabin class 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 15% 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

$168

Fastest flight time

5h 21m

Direct flights

Every day

Airports in Boston

1 airport
The best one-way flight to Boston from Costa Rica in the past 72 hours is $168. The best round-trip flight deal from Costa Rica to Boston found on momondo in the last 72 hours is $166.
The fastest flight from Costa Rica to Boston takes 5h 21m
Direct flights go from Costa Rica to Boston every day.
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
Spirit AirlinesPriceFrom $201Free CancellationRating
6.3
8,209 reviews
Search Spirit Airlines flights
AviancaPriceFrom $229Free CancellationRating
6.6
2,489 reviews
Search Avianca flights
American AirlinesPriceFrom $248Free CancellationRating
7.2
11,066 reviews
Search American Airlines flights
United AirlinesPriceFrom $248Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $277Free CancellationRating
7.6
1,559 reviews
Search Copa Airlines flights
JetBluePriceFrom $289Free CancellationRating
7.2
2,900 reviews
Search JetBlue flights
DeltaPriceFrom $290Free CancellationRating
7.9
8,018 reviews
Search Delta flights
Air CanadaPriceFrom $418Free CancellationRating
7.1
10,562 reviews
Search Air Canada 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
Plymouth
Kennebunkport
South Yarmouth
Cambridge
Narragansett
Gloucester
Nashua
Falmouth
Laconia
Brockton
Concord
Sturbridge
Everett
Warwick

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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