What are the cheapest airlines to fly from Costa Rica to Boston one-way?

To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $188. United Airlines flights start at $196 while deals on American Airlines start at $201 one-way.

What are the most popular airlines that fly from Costa Rica to Boston?

Before booking your flight from Costa Rica to Boston check out the most popular airlines for this route: American Airlines, Air Canada or Avianca.

What is the cheapest day to fly round-trip from Costa Rica to Boston?

Saturday is generally a great day to depart. Flying on this day could help you save up to 155%.

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

Travelers have found it’s best to book a flight 44 days in advance to save up to 74% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 44 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Costa Rica to Boston 1-2 weeks in advance for as low as $382, or $434 for flights within the next 24 hours.

What is the cheapest month to fly from Costa Rica to Boston?

October can be a great time to fly to Boston from Costa Rica with a flight ticket averaging about $425. Cheapflights users have found deals in the month of October for as cheap as $256. The most expensive prices can be found in the month of April.

What airport do you fly into for flights to Boston from Costa Rica?

Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Costa Rica to Boston. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.

Can I find deals for flights from Costa Rica to Boston that include hotel bookings?

Yes. In addition to deals on Costa Rica to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Costa Rica to Boston?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Costa Rica to Boston.

Can I find deals for business class flights from Costa Rica to Boston?

Yes. Cheapflights offers flight deals from Costa Rica to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$527+ Flights from Costa Rica to Boston

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

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Cheap flight deals from Costa Rica to Boston

Most accurate provider	Mytrip 3 stars
Most trusted provider	Mytrip 3 stars
Round-trip from	$274 (Cheapflightsfares)
One-way from	$185 (Kiwi.com)
Popular in	April
Cheapest in	October
Average price	$513
Good one-way deal	$219 or less

Provider with most accurate pricing for San José Juan Santamaria Intl-Boston Logan Intl flight deals.

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Provider most trusted by Cheapflights users for San José Juan Santamaria Intl-Boston Logan Intl flights.

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From Costa Rica to Boston Logan Intl

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One-way flight from Costa Rica to Boston Logan Intl

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Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Price to beat on a one-way flight from Costa Rica to Boston Logan Intl.

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Find flight deals from Costa Rica to Boston

Cheapest flights from Costa Rica to Boston
Explore the most affordable flight options available from Costa Rica to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Tue 6/311:32 amSJO - BOS

1 stop8h 18mSpirit Airlines

Wed 6/116:10 amBOS - SJO

1 stop7h 23mSpirit Airlines

Deal found 4/23

$274

Thu 9/48:09 amSJO - BOS

1 stop9h 13mCopa Airlines

Mon 9/158:41 amBOS - SJO

1 stop10h 11mCopa Airlines

Deal found 4/24

$304

Wed 5/72:15 pmSJO - BOS

1 stop19h 30mAmerican Airlines

Sun 5/115:35 amBOS - SJO

1 stop18h 42mAmerican Airlines

Deal found 4/25

$307

Wed 6/411:32 amSJO - BOS

1 stop8h 18mMultiple Airlines

Wed 6/115:45 amBOS - SJO

2 stops15h 14mMultiple Airlines

Deal found 4/24

$312

Thu 5/87:55 amSJO - BOS

1 stop13h 31mUnited Airlines

Mon 5/125:24 pmBOS - SJO

1 stop28h 13mUnited Airlines

Deal found 4/25

$320

Fri 5/2312:45 pmLIR - BOS

1 stop9h 34mAmerican Airlines

Fri 5/306:00 amBOS - LIR

1 stop7h 20mAmerican Airlines

Deal found 4/25

$390

Fri 6/61:00 pmSJO - BOS

1 stop8h 53mJetBlue

Tue 6/107:20 amBOS - SJO

1 stop7h 45mJetBlue

Deal found 4/23

$427

Thu 5/154:20 pmSJO - BOS

2 stops20h 35mAvianca

Mon 5/194:50 pmBOS - SJO

1 stop8h 45mAvianca

Deal found 4/25

$436

Sat 5/243:25 pmLIR - BOS

2 stops16h 31mUnited Airlines

Mon 6/27:00 pmBOS - LIR

2 stops17h 00mUnited Airlines

Deal found 4/25

$445

Thu 5/221:25 pmLIR - BOS

1 stop9h 52mDelta

Thu 5/295:40 amBOS - LIR

1 stop8h 20mDelta

Deal found 4/25

$498

Fri 5/232:10 pmLIR - BOS

1 stop8h 07mJetBlue

Fri 5/305:12 amBOS - LIR

1 stop9h 53mJetBlue

Deal found 4/25

$508

Fri 5/236:50 amLIR - BOS

2 stops14h 57mMultiple Airlines

Fri 5/302:25 pmBOS - LIR

3 stops27h 05mMultiple Airlines

Deal found 4/25

$644

Best flights from Costa Rica to Boston
Discover carefully curated flight deals from Costa Rica to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 25, 2025.

Tue 6/311:32 amSJO - BOS

1 stop8h 18mSpirit Airlines

Wed 6/116:10 amBOS - SJO

1 stop7h 23mSpirit Airlines

Deal found 4/23

$274

Thu 9/48:09 amSJO - BOS

1 stop9h 13mCopa Airlines

Mon 9/158:41 amBOS - SJO

1 stop10h 11mCopa Airlines

Deal found 4/24

$304

Wed 5/72:15 pmSJO - BOS

1 stop19h 30mAmerican Airlines

Sun 5/115:35 amBOS - SJO

1 stop18h 42mAmerican Airlines

Deal found 4/25

$307

Wed 6/411:32 amSJO - BOS

1 stop8h 18mMultiple Airlines

Wed 6/115:45 amBOS - SJO

2 stops15h 14mMultiple Airlines

Deal found 4/24

$312

Thu 5/87:55 amSJO - BOS

1 stop13h 31mUnited Airlines

Mon 5/125:24 pmBOS - SJO

1 stop28h 13mUnited Airlines

Deal found 4/25

$320

Fri 6/61:00 pmSJO - BOS

1 stop8h 53mJetBlue

Tue 6/107:20 amBOS - SJO

1 stop7h 45mJetBlue

Deal found 4/23

$427

Thu 5/154:20 pmSJO - BOS

2 stops20h 35mAvianca

Mon 5/194:50 pmBOS - SJO

1 stop8h 45mAvianca

Deal found 4/24

$436

Thu 5/221:25 pmLIR - BOS

1 stop9h 52mDelta

Thu 5/295:40 amBOS - LIR

1 stop8h 20mDelta

Deal found 4/25

$498

Fri 5/2312:45 pmLIR - BOS

1 stop9h 34mAmerican Airlines

Fri 5/306:00 amBOS - LIR

1 stop7h 20mAmerican Airlines

Deal found 4/25

$390

Fri 8/110:00 amLIR - BOS

3 stops19h 30mAlaska Airlines

Wed 8/138:19 pmBOS - LIR

2 stops21h 34mAlaska Airlines

Deal found 4/25

$858

Sat 5/243:25 pmLIR - BOS

2 stops16h 31mUnited Airlines

Mon 6/27:00 pmBOS - LIR

2 stops17h 00mUnited Airlines

Deal found 4/25

$445

Fri 5/232:10 pmLIR - BOS

1 stop8h 07mJetBlue

Fri 5/305:12 amBOS - LIR

1 stop9h 53mJetBlue

Deal found 4/25

$508

Last-minute flights from Costa Rica to Boston
Discover last-minute flight deals from Costa Rica to Boston. Data last updated April 25, 2025 and is based on user searches.

Wed 4/307:55 amSJO - BOS

1 stop13h 49mUnited Airlines

Tue 5/65:15 amBOS - SJO

1 stop9h 11mUnited Airlines

Deal found 4/25

$345

Wed 4/302:10 pmSJO - BOS

1 stop17h 06mAmerican Airlines

Sun 5/47:10 amBOS - SJO

1 stop16h 54mAmerican Airlines

Deal found 4/24

$376

Thu 5/16:07 pmSJO - BOS

2 stops52h 38mMultiple Airlines

Mon 5/54:50 pmBOS - SJO

1 stop8h 45mMultiple Airlines

Deal found 4/24

$436

Thu 5/18:00 pmSJO - BOS

1 stop16h 55mAvianca

Mon 5/54:50 pmBOS - SJO

2 stops16h 50mAvianca

Deal found 4/24

$567

Sat 5/32:55 pmLIR - BOS

1 stop8h 13mDelta

Sat 5/105:40 amBOS - LIR

1 stop9h 35mDelta

Deal found 4/24

$514

Sat 5/32:26 pmLIR - BOS

2 stops16h 50mAmerican Airlines

Sat 5/106:00 amBOS - LIR

1 stop7h 20mAmerican Airlines

Deal found 4/24

$527

Sat 5/37:55 amSJO - BOS

2 stops36h 43mAir Canada

Mon 6/307:05 pmBOS - SJO

1 stop29h 45mAir Canada

Deal found 4/24

$905

Sat 5/311:20 amLIR - BOS

2 stops26h 55mAlaska Airlines

Sat 5/107:00 amBOS - LIR

3 stops25h 20mAlaska Airlines

Deal found 4/24

$1,135

Mon 5/512:55 amSJO - BOS

1 stop8h 29mSpirit Airlines

Tue 5/276:10 amBOS - SJO

1 stop7h 23mSpirit Airlines

Deal found 4/24

$350

Mon 5/51:12 amSJO - BOS

2 stops28h 43mAlaska Airlines

Tue 5/276:00 amBOS - SJO

2 stops19h 46mAlaska Airlines

Deal found 4/24

$679

Mon 5/56:50 pmSJO - BOS

2 stops23h 05mSWISS

Sat 6/285:05 pmBOS - SJO

1 stop22h 05mSWISS

Deal found 4/24

$11,760

Wed 5/72:15 pmSJO - BOS

1 stop19h 30mAmerican Airlines

Sun 5/115:35 amBOS - SJO

1 stop18h 42mAmerican Airlines

Deal found 4/25

$307

One-way flights from Costa Rica to Boston
Search for one-way flight options from Costa Rica to Boston. Find affordable one-way fares based on user searches. Data last updated April 25, 2025.

Thu 5/1511:32 amSJO - BOS

1 stop11h 33mMultiple Airlines

Deal found 4/24

$185

Wed 5/1412:28 pmSJO - BOS

1 stop9h 01mSpirit Airlines

Deal found 4/24

$188

Sun 5/187:55 amSJO - BOS

2 stops38h 50mUnited Airlines

Deal found 4/25

$196

Tue 6/36:03 amSJO - BOS

2 stops13h 17mAmerican Airlines

Deal found 4/24

$201

Sat 6/144:20 pmSJO - BOS

2 stops20h 35mAvianca

Deal found 4/25

$229

Sun 8/1712:40 pmSJO - BOS

1 stop9h 15mJetBlue

Deal found 4/24

$235

Fri 5/93:25 pmLIR - BOS

1 stop27h 56mUnited Airlines

Deal found 4/25

$257

Mon 5/1212:20 pmLIR - BOS

1 stop8h 20mAmerican Airlines

Deal found 4/24

$262

Thu 5/2210:15 amLIR - BOS

2 stops35h 32mMultiple Airlines

Deal found 4/25

$274

Thu 5/222:10 pmLIR - BOS

1 stop8h 07mJetBlue

Deal found 4/25

$275

Sat 6/211:00 pmLIR - BOS

1 stop18h 55mAir Canada

Deal found 4/23

$278

Sat 6/71:06 amSJO - BOS

2 stops27h 04mAlaska Airlines

Deal found 4/24

$296

Cheapflights Fare Finder

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

Tue 6/3

11:32 am-9:50 pm

1 stop8h 18m

Boston Logan Intl

Wed 6/11

6:10 am-11:33 am

1 stop7h 23m

$274

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 9/4

8:09 am-7:22 pm

1 stop9h 13m

Boston Logan Intl

Mon 9/15

8:41 am-4:52 pm

1 stop10h 11m

$304

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 5/7

2:15 pm-11:45 am

1 stop19h 30m

Boston Logan Intl

Sun 5/11

5:35 am-10:17 pm

1 stop18h 42m

$307

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Wed 6/4

11:32 am-9:50 pm

1 stop8h 18m

Boston Logan Intl

Wed 6/11

5:45 am-6:59 pm

2 stops15h 14m

$312

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 5/8

7:55 am-11:26 pm

1 stop13h 31m

Boston Logan Intl

Mon 5/12

5:24 pm-7:37 pm

1 stop28h 13m

$320

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

Fri 5/23

12:45 pm-12:19 am

1 stop9h 34m

Boston Logan Intl

Fri 5/30

6:00 am-11:20 am

1 stop7h 20m

$390

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Fri 6/6

1:00 pm-11:53 pm

1 stop8h 53m

Boston Logan Intl

Tue 6/10

7:20 am-1:05 pm

1 stop7h 45m

$427

San JoséBoston

SJO - BOS

SJOBOS

San José Juan Santamaria Intl

Thu 5/15

4:20 pm-2:55 pm

2 stops20h 35m

Boston Logan Intl

Mon 5/19

4:50 pm-11:35 pm

1 stop8h 45m

$436

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

Sat 5/24

3:25 pm-9:56 am

2 stops16h 31m

Boston Logan Intl

Mon 6/2

7:00 pm-10:00 am

2 stops17h 00m

$445

LiberiaBoston

LIR - BOS

LIRBOS

Liberia

Thu 5/22

1:25 pm-1:17 am

1 stop9h 52m

Boston Logan Intl

Thu 5/29

5:40 am-12:00 pm

1 stop8h 20m

$498

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/24

Showing 1-10 of 28 results

Best time to book a flight from Costa Rica to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Costa Rica with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Costa Rica to Boston

What is the cheapest month to book a flight from Costa Rica to Boston?

Currently, January is the cheapest month in which you can book a flight from Costa Rica to Boston (average of $218). Flying from Costa Rica to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CR to BOS?

A simple way to save on the total cost of your ticket is to fly from Costa Rica to Boston in the morning. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight at noon.

What is the cheapest day to fly from Costa Rica to Boston?

Travelers seeking maximum savings on their Costa Rica to Boston flight should consider departing on Sunday at noon when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Boston by month

In terms of precipitation, rainfall in Boston ranges from 3.1 - 4.0 inches per month. March is typically the wettest month, when rainfall can reach 4.0 in. July is typically the driest time to visit Boston when rainfall is around 3.1 in.

Temperature in Boston by month

If weather is an important factor for your trip to Boston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Boston

Read reviews from past customers who have flown Alaska Airlines, Delta and Copa Airlines from Costa Rica to Boston. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,928 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,928 reviews

Alaska Airlines

8.0

Very good

9,928 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,920 reviews

Alaska Airlines

8.0

Very good

9,928 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Copa Airlines

7.6

Good

1,411 reviews

Alaska Airlines

8.0

Very good

9,928 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,685 reviews

Alaska Airlines

8.0

Very good

9,928 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

JetBlue

7.3

Good

2,924 reviews

Alaska Airlines

8.0

Very good

9,928 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

What airport do you fly into for flights to Boston from Costa Rica?
Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Costa Rica to Boston. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.
What are the cheapest airlines to fly from Costa Rica to Boston one-way?
To fly one-way, consider booking your trip with Spirit Airlines, which is currently one of the cheapest options available, starting at $188. United Airlines flights start at $196 while deals on American Airlines start at $201 one-way.
Can I find deals for flights from Costa Rica to Boston that include hotel bookings?
Yes. In addition to deals on Costa Rica to Boston flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Costa Rica to Boston?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Costa Rica to Boston.
Can I find deals for business class flights from Costa Rica to Boston?
Yes. Cheapflights offers flight deals from Costa Rica to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Costa Rica to Boston?
Currently, January is the cheapest month in which you can book a flight from Costa Rica to Boston (average of $218). Flying from Costa Rica to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Marlborough

Warwick

Cambridge

Waltham

Framingham

Chestnut Hill

Seekonk

Randolph

Brockton

Lowell

Woburn

Somerville

York Beach

Saco

Burlington

West Yarmouth

Smithfield

Lincoln

Salem

Chelsea

Browse thousands of different options on Cheapflights for your next trip

Top 8 airlines flying from Costa Rica to Boston

Airline	Cheapest	Average	Flexibility	On-time
Spirit Airlines	Cheapest$236	Average$331	FlexibilityNo cancel fee	On-time65%
JetBlue	Cheapest$239	Average$475	FlexibilityNo cancel fee	On-time62%
Avianca	Cheapest$265	Average$551	FlexibilityNo cancel fee	On-time71%
Copa Airlines	Cheapest$266	Average$457	FlexibilityNo cancel fee	On-time70%
American Airlines	Cheapest$300	Average$551	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$321	Average$471	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$331	Average$470	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$418	Average$418	FlexibilityNo cancel fee	On-time67%

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$185+ Cheap flights from Costa Rica to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/15. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Costa Rica to Boston with Cheapflights

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Cheap flight deals from Costa Rica to Boston

Keep the following information in mind while searching for Costa Rica to Boston flight deals. Data was last updated April 25, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good one-way deal

Find flight deals from Costa Rica to Boston

Cheapest flights from Costa Rica to BostonExplore the most affordable flight options available from Costa Rica to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Explore the most affordable flight options available from Costa Rica to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Costa Rica to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Costa Rica with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Costa Rica to Boston

What is the cheapest month to book a flight from Costa Rica to Boston?

What is the cheapest time of day to fly from CR to BOS?

Find hourly flight availability from Costa Rica to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 25, 2025.

What is the cheapest day to fly from Costa Rica to Boston?

Use this chart to determine the cheapest time to fly round-trip from Costa Rica to Boston. Price data was last updated on March 30, 2025.

Rainfall in Boston by month

Plan your trip to Boston by taking into account the average rainfall totals by month.

Temperature in Boston by month

Plan your trip to Boston by taking into account the average temperature totals by month.

Reviews of airlines servicing Boston

Read reviews from past customers who have flown Alaska Airlines, Delta and Copa Airlines from Costa Rica to Boston. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Boston from Costa Rica?

What are the cheapest airlines to fly from Costa Rica to Boston one-way?

Can I find deals for flights from Costa Rica to Boston that include hotel bookings?

How can I find direct flights from Costa Rica to Boston?

Can I find deals for business class flights from Costa Rica to Boston?

What is the cheapest month to book a flight from Costa Rica to Boston?

Traveling to a place near Costa Rica?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Costa Rica to Boston

See prices for flight routes from nearby airports that may be better suited for you.

Top 8 airlines flying from Costa Rica to Boston

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Cheapest flights from Costa Rica to Boston
Explore the most affordable flight options available from Costa Rica to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 25, 2025.