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Cheap flights from Costa Rica to Boston from $106

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 10/8. 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 Costa Rica to Boston

Recent round-trip flight deals from Costa Rica to Boston

Spirit Airlines Logo
12:35 pm - 11:59 pmSJO-BOS
9h 24m1 stop
Spirit Airlines Logo
6:16 am - 12:30 pmBOS-SJO
7h 14m1 stop
$245Spirit Airlines
Find Deal
mar., oct. 21 - lun., nov. 3
Spirit Airlines Logo
1:19 pm - 12:40 amSJO-BOS
10h 21m1 stop
Spirit Airlines Logo
5:45 am - 12:14 pmBOS-SJO
7h 29m1 stop
$247Spirit Airlines
Find Deal
mié., nov. 5 - sáb., nov. 8
Copa Airlines Logo
11:00 am - 10:03 pmSJO-BOS
10h 03m1 stop
Copa Airlines Logo
2:42 pm - 7:33 amBOS-SJO
17h 51m1 stop
$277Copa Airlines
Find Deal
jue., nov. 13 - dom., nov. 16
Copa Airlines Logo
11:00 am - 10:03 pmSJO-BOS
10h 03m1 stop
Copa Airlines Logo
2:42 pm - 4:50 pmBOS-SJO
27h 08m3 stops
$282Copa Airlines
Find Deal
jue., nov. 13 - dom., nov. 16
JetBlue Logo
3:25 pm - 7:41 amSJO-BOS
14h 16m1 stop
JetBlue Logo
3:37 pm - 2:52 pmBOS-SJO
24h 15m1 stop
$283JetBlue
Find Deal
dom., oct. 26 - dom., nov. 16
JetBlue Logo
2:05 pm - 9:45 amLIR-BOS
17h 40m1 stop
JetBlue Logo
8:42 pm - 12:46 pmBOS-LIR
18h 04m1 stop
$326JetBlue
Find Deal
sáb., oct. 18 - sáb., oct. 25
United Airlines Logo
1:03 pm - 12:50 amLIR-BOS
9h 47m1 stop
United Airlines Logo
9:45 am - 6:37 pmBOS-LIR
9h 52m1 stop
$382United Airlines
Find Deal
sáb., oct. 25 - mar., nov. 4
American Airlines Logo
12:45 pm - 11:30 pmLIR-BOS
8h 45m1 stop
American Airlines Logo
5:36 am - 12:21 pmBOS-LIR
7h 45m1 stop
$391American Airlines
Find Deal
jue., oct. 9 - lun., nov. 3
American Airlines Logo
12:45 pm - 8:14 amLIR-BOS
17h 29m2 stops
American Airlines Logo
7:20 pm - 12:21 pmBOS-LIR
18h 01m2 stops
$396American Airlines
Find Deal
jue., oct. 9 - lun., nov. 3
United Airlines Logo
1:20 pm - 7:31 pmLIR-BOS
28h 11m2 stops
United Airlines Logo
1:32 pm - 6:37 pmBOS-LIR
31h 05m1 stop
$414United Airlines
Find Deal
jue., oct. 9 - vie., oct. 31

Spirit Airlines flights from Costa Rica to Boston

Our best Spirit Airlines deals on Costa Rica to Boston flight tickets
Spirit Airlines
Oct 21
SJO12:35 pmSan José Juan Santamaria Intl
9h 24m
1 stop
BOS11:59 pmBoston Logan Intl
Nov 3
BOS6:16 amBoston Logan Intl
7h 14m
1 stop
SJO12:30 pmSan José Juan Santamaria Intl
$245
Find similar
Spirit Airlines
Nov 5
SJO1:19 pmSan José Juan Santamaria Intl
10h 21m
1 stop
BOS12:40 amBoston Logan Intl
Nov 8
BOS5:45 amBoston Logan Intl
7h 29m
1 stop
SJO12:14 pmSan José Juan Santamaria Intl
$247
Find similar
Spirit Airlines
Nov 19
SJO1:19 pmSan José Juan Santamaria Intl
10h 21m
1 stop
BOS12:40 amBoston Logan Intl
Dec 10
BOS11:19 amBoston Logan Intl
14h 02m
1 stop
SJO12:21 amSan 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
Sep 22
SJO7:55 amSan José Juan Santamaria Intl
26h 41m
1 stop
BOS12:36 pmBoston Logan Intl
Sep 26
BOS5:24 pmBoston Logan Intl
21h 02m
1 stop
SJO12:26 pmSan José Juan Santamaria Intl
$320
Find similar
United Airlines
Sep 19
SJO1:30 pmSan José Juan Santamaria Intl
18h 26m
2 stops
BOS9:56 amBoston Logan Intl
Oct 26
BOS6:00 amBoston Logan Intl
7h 42m
1 stop
SJO11:42 amSan José Juan Santamaria Intl
$350
Find similar
United Airlines
Sep 22
SJO7:55 amSan José Juan Santamaria Intl
14h 02m
2 stops
BOS11:57 pmBoston Logan Intl
Sep 26
BOS5:30 amBoston Logan Intl
16h 07m
2 stops
SJO7:37 pmSan José Juan Santamaria Intl
$357
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 septiembre 16, 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

mar. 10/21

12:35 pm-11:59 pm

1 stop9h 24m

Boston Logan Intl

lun. 11/3

6:16 am-12:30 pm

1 stop7h 14m

$245

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

mié. 11/5

1:19 pm-12:40 am

1 stop10h 21m

Boston Logan Intl

sáb. 11/8

5:45 am-12:14 pm

1 stop7h 29m

$247

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

jue. 11/13

11:00 am-10:03 pm

1 stop10h 03m

Boston Logan Intl

dom. 11/16

2:42 pm-7:33 am

1 stop17h 51m

$277

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

jue. 11/13

11:00 am-10:03 pm

1 stop10h 03m

Boston Logan Intl

dom. 11/16

2:42 pm-4:50 pm

3 stops27h 08m

$282

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

dom. 10/26

3:25 pm-7:41 am

1 stop14h 16m

Boston Logan Intl

dom. 11/16

3:37 pm-2:52 pm

1 stop24h 15m

$283

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

sáb. 10/18

2:05 pm-9:45 am

1 stop17h 40m

Boston Logan Intl

sáb. 10/25

8:42 pm-12:46 pm

1 stop18h 04m

$326

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

sáb. 10/25

1:03 pm-12:50 am

1 stop9h 47m

Boston Logan Intl

mar. 11/4

9:45 am-6:37 pm

1 stop9h 52m

$382

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

jue. 10/9

12:45 pm-11:30 pm

1 stop8h 45m

Boston Logan Intl

lun. 11/3

5:36 am-12:21 pm

1 stop7h 45m

$391

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

jue. 10/9

12:45 pm-8:14 am

2 stops17h 29m

Boston Logan Intl

lun. 11/3

7:20 pm-12:21 pm

2 stops18h 01m

$396

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

jue. 10/9

1:20 pm-7:31 pm

2 stops28h 11m

Boston Logan Intl

vie. 10/31

1:32 pm-6:37 pm

1 stop31h 05m

$414

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 $355. 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 $358.

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 $423 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 $352 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.

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

$291

Fastest flight time

5h 17m

Direct flights

Mon, Wed, Thu, 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 $291. The best round-trip flight deal from Costa Rica to Boston found on momondo in the last 72 hours is $251.
The fastest flight from Costa Rica to Boston takes 5h 17m
Direct flights go from Costa Rica to Boston on Monday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There is 1 airport near Boston: 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 $236Free CancellationRating
6.3
8,019 reviews
Search Spirit Airlines flights
JetBluePriceFrom $239Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
Copa AirlinesPriceFrom $266Free CancellationRating
7.6
1,531 reviews
Search Copa Airlines flights
AviancaPriceFrom $269Free CancellationRating
6.7
2,435 reviews
Search Avianca flights
American AirlinesPriceFrom $290Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $321Free CancellationRating
7.9
7,957 reviews
Search Delta flights
United AirlinesPriceFrom $333Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Air CanadaPriceFrom $418Free CancellationRating
7.1
10,000 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
Cambridge
South Yarmouth
Narragansett
Nashua
Gloucester
Brockton
Laconia
Falmouth
Concord
Everett
Wells
Chatham

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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