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Cheap flights from Massachusetts to Costa Rica from $160

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Massachusetts to Costa Rica departing on 9/6. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Massachusetts to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:00 am - 1:18 pmBOS  Boston Logan Intl-LIR Liberia
9h 18m2 stops Philadelphia Miami
American Airlines Logo
2:47 pm - 10:14 amLIR  Liberia-BOS Boston Logan Intl
17h 27m1 stop Miami
$344American Airlines
Mon, Sep 14 - Wed, Sep 23
American Airlines Logo
6:00 am - 1:18 pmBOS  Boston Logan Intl-LIR Liberia
9h 18m1 stop Miami
American Airlines Logo
2:47 pm - 12:59 amLIR  Liberia-BOS Boston Logan Intl
8h 12m1 stop Miami
$344American Airlines
Mon, Sep 14 - Wed, Sep 23
Delta Logo
10:10 am - 10:15 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
13h 05m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:00 am - 11:04 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
15h 04m1 stop Atlanta Hartsfield-Jackson
$376Delta
Tue, Nov 10 - Mon, Nov 16
United Airlines Logo
7:40 am - 6:16 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
11h 36m1 stop Houston George Bush Intcntl
United Airlines Logo
1:15 am - 12:35 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
10h 20m1 stop Houston George Bush Intcntl
$376United Airlines
Tue, Feb 2 - Mon, Feb 8
United Airlines Logo
9:12 am - 7:39 pmBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
12h 27m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
United Airlines Logo
12:35 pm - 11:25 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
9h 50m1 stop Houston George Bush Intcntl
$376United Airlines
Wed, Oct 28 - Sun, Nov 1
Copa Airlines Logo
3:57 pm - 8:19 amBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
18h 22m1 stop Panama City Tocumen Intl
Copa Airlines Logo
5:55 pm - 2:29 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
18h 34m1 stop Panama City Tocumen Intl
$379Copa Airlines
Thu, Aug 27 - Wed, Sep 2
Copa Airlines Logo
8:45 am - 7:10 amBOS  Boston Logan Intl-SJO San José Juan Santamaria Intl
24h 25m1 stop Panama City Tocumen Intl
Copa Airlines Logo
5:55 pm - 2:29 pmSJO  San José Juan Santamaria Intl-BOS Boston Logan Intl
18h 34m1 stop Panama City Tocumen Intl
$379Copa Airlines
Wed, Aug 26 - Wed, Sep 2
Air Canada Logo
5:45 am - 1:10 pmBOS  Boston Logan Intl-LIR Liberia
9h 25m1 stop Toronto Pearson Intl
Air Canada Logo
3:10 pm - 10:17 amLIR  Liberia-BOS Boston Logan Intl
18h 07m1 stop Toronto Pearson Intl
$385Air Canada
Wed, Oct 28 - Mon, Nov 2
Air Canada Logo
7:40 pm - 1:10 pmBOS  Boston Logan Intl-LIR Liberia
19h 30m1 stop Toronto Pearson Intl
Air Canada Logo
3:10 pm - 10:37 pmLIR  Liberia-BOS Boston Logan Intl
30h 27m1 stop Toronto Pearson Intl
$385Air Canada
Thu, Oct 29 - Sat, Nov 7
Delta Logo
7:05 pm - 11:20 amBDL  Hartford Bradley Intl-LIR Liberia
17h 15m1 stop Atlanta Hartsfield-Jackson
Delta Logo
2:45 pm - 12:07 pmLIR  Liberia-BDL Hartford Bradley Intl
20h 22m2 stops Minneapolis St Paul Detroit Metropolitan Wayne County
$407Delta
Fri, Jan 8 - Fri, Jan 15

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Avianca flights from Massachusetts to Costa Rica

Our best Avianca deals on Massachusetts to Costa Rica flight tickets
Avianca
Sep 11
BOS4:50 pmBoston Logan Intl
8h 50m
1 stop
SJO11:40 pmSan José Juan Santamaria Intl
Dec 11
SJO5:00 amSan José Juan Santamaria Intl
7h 50m
1 stop
BOS1:50 pmBoston Logan Intl
$389
Avianca
Oct 9
BOS4:50 pmBoston Logan Intl
8h 50m
1 stop
SJO11:40 pmSan José Juan Santamaria Intl
Oct 13
SJO7:45 pmSan José Juan Santamaria Intl
17h 05m
1 stop
BOS2:50 pmBoston Logan Intl
$399
Avianca
Oct 16
BOS4:50 pmBoston Logan Intl
8h 50m
1 stop
SJO11:40 pmSan José Juan Santamaria Intl
Oct 25
SJO5:00 amSan José Juan Santamaria Intl
7h 50m
1 stop
BOS2:50 pmBoston Logan Intl
$405

JetBlue flights from Massachusetts to Costa Rica

Our best JetBlue deals on Massachusetts to Costa Rica flight tickets
JetBlue
Oct 27
ALB6:40 amAlbany Intl
8h 19m
1 stop
SJO12:59 pmSan José Juan Santamaria Intl
Oct 29
SJO2:05 pmSan José Juan Santamaria Intl
7h 52m
1 stop
ALB11:57 pmAlbany Intl
$392
JetBlue
Oct 19
BOS5:35 amBoston Logan Intl
9h 20m
1 stop
SJO12:55 pmSan José Juan Santamaria Intl
Oct 23
SJO2:05 pmSan José Juan Santamaria Intl
8h 20m
1 stop
BOS12:25 amBoston Logan Intl
$397
JetBlue
Nov 25
BOS7:30 amBoston Logan Intl
7h 30m
1 stop
SJO2:00 pmSan José Juan Santamaria Intl
Dec 1
SJO12:50 pmSan José Juan Santamaria Intl
10h 27m
1 stop
BOS12:17 amBoston Logan Intl
$400

momondo Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 August 7, 2026.
Use the filters below to find and compare flights from Massachusetts to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonLiberia

BOS Boston Logan Intl - LIR Liberia

BOSLIR

Boston Logan Intl

Mon 9/14

6:00 am-1:18 pm

2 stops9h 18m

Liberia

Wed 9/23

2:47 pm-10:14 am

1 stop17h 27m

$344
Quickest round-trip

BostonLiberia

BOS Boston Logan Intl - LIR Liberia

BOSLIR

Boston Logan Intl

Mon 9/14

6:00 am-1:18 pm

1 stop9h 18m

Liberia

Wed 9/23

2:47 pm-12:59 am

1 stop8h 12m

$344

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Tue 11/10

10:10 am-10:15 pm

1 stop13h 05m

San José Juan Santamaria Intl

Mon 11/16

7:00 am-11:04 pm

1 stop15h 04m

$376

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Tue 2/2

7:40 am-6:16 pm

1 stop11h 36m

San José Juan Santamaria Intl

Mon 2/8

1:15 am-12:35 pm

1 stop10h 20m

$376

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Wed 10/28

9:12 am-7:39 pm

2 stops12h 27m

San José Juan Santamaria Intl

Sun 11/1

12:35 pm-11:25 pm

1 stop9h 50m

$376

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Thu 8/27

3:57 pm-8:19 am

1 stop18h 22m

San José Juan Santamaria Intl

Wed 9/2

5:55 pm-2:29 pm

1 stop18h 34m

$379

BostonSan José

BOS Boston Logan Intl - SJO San José Juan Santamaria Intl

BOSSJO

Boston Logan Intl

Wed 8/26

8:45 am-7:10 am

1 stop24h 25m

San José Juan Santamaria Intl

Wed 9/2

5:55 pm-2:29 pm

1 stop18h 34m

$379

BostonLiberia

BOS Boston Logan Intl - LIR Liberia

BOSLIR

Boston Logan Intl

Wed 10/28

5:45 am-1:10 pm

1 stop9h 25m

Liberia

Mon 11/2

3:10 pm-10:17 am

1 stop18h 07m

$385

BostonLiberia

BOS Boston Logan Intl - LIR Liberia

BOSLIR

Boston Logan Intl

Thu 10/29

7:40 pm-1:10 pm

1 stop19h 30m

Liberia

Sat 11/7

3:10 pm-10:37 pm

1 stop30h 27m

$385

HartfordLiberia

BDL Hartford Bradley Intl - LIR Liberia

BDLLIR

Hartford Bradley Intl

Fri 1/8

7:05 pm-11:20 am

1 stop17h 15m

Liberia

Fri 1/15

2:45 pm-12:07 pm

2 stops20h 22m

$407

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 Massachusetts 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 Massachusetts is in October. Flight prices, which tend to average around $370, 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 January is your next best option. Flight prices from Massachusetts to Costa Rica during January average around $411.

What is the cheapest Massachusetts to Costa Rica flight route?

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

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

You are more likely to see cheaper flights to Costa Rica from Massachusetts when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $466 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Massachusetts for as low as $394 on momondo.

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

There are 3 cabin classes available to choose from on Massachusetts 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 Massachusetts to Costa Rica flights?

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

Cheap Massachusetts to Costa Rica flight deals and tips

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

Best Price Found

$333

Fastest flight time

5h 50m

Direct flights

Mon, Tue, Thu, Fri, Sat and Sun

Airports in Costa Rica

40 airports
The best one-way flight to Costa Rica from Massachusetts in the past 72 hours is $333. The best round-trip flight deal from Massachusetts to Costa Rica found on momondo in the last 72 hours is $590.
The fastest flight from Massachusetts to Costa Rica takes 5h 50m
Direct flights go from Massachusetts to Costa Rica on Monday, Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.
There are 40 airports in Costa Rica. From Massachusetts there are direct flights to Liberia (LIR).
Search flight deals

Frequently asked questions about flying from Massachusetts to Costa Rica

  • When did momondo last update prices for flights from Massachusetts to Costa Rica?

    Prices for flights from Massachusetts to Costa Rica are updated daily.

  • How many operators does momondo search for flights from Massachusetts to Costa Rica?

  • How old do you have to be to fly from Massachusetts to Costa Rica?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Massachusetts 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.

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

Best airlines flying from Massachusetts to Costa Rica

Compare and see reviews for airlines that fly from Massachusetts to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $137Free CancellationRating
7.8
8,503 reviews
Search Delta flights
United AirlinesPriceFrom $159Free CancellationRating
7.4
10,085 reviews
Search United Airlines flights
Air CanadaPriceFrom $169Free CancellationRating
7.1
11,449 reviews
Search Air Canada flights
Copa AirlinesPriceFrom $177Free CancellationRating
7.6
1,563 reviews
Search Copa Airlines flights
JetBluePriceFrom $251Free CancellationRating
7.1
3,030 reviews
Search JetBlue flights
American AirlinesPriceFrom $286Free CancellationRating
7.1
11,884 reviews
Search American Airlines flights
GOLPriceFrom $316Free CancellationRating
7.3
1,272 reviews
Search GOL flights
AviancaPriceFrom $327Free CancellationRating
6.5
2,526 reviews
Search Avianca flights
FrontierPriceFrom $381Free CancellationRating
5.6
2,721 reviews
Search Frontier flights
SouthwestPriceFrom $470Free CancellationRating
8.0
4,216 reviews
Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Massachusetts to Costa Rica. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for Massachusetts to Costa Rica flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between Massachusetts and Costa Rica by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Costa Rica from Massachusetts. 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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