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Costa Rica

$156+ Cheap flights from Maine to Costa Rica

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SJO
Apr 27 — May 41
Sun 4/27
Sun 5/4
1 adult, Economy
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Cheap flight deals from Maine to Costa Rica

Keep the following information in mind while searching for Maine to Costa Rica flight deals. Data was last updated April 22, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$306
(Kiwi.com)

One-way from

$156
(Air Canada)

Popular in

April

Cheapest in

September

Average price

$1,103
Provider with most accurate pricing for Portland-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Portland-San José Juan Santamaria Intl flights.
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From Maine to Costa Rica
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One-way flight from Maine to Costa Rica
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Highest demand for flights based on searches. 9% potential increase in price ($82 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Maine to Costa Rica

Cheapest flights from Maine to Costa Rica
Explore the most affordable flight options available from Maine to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

This Mytrip deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/183:49 pmBOS - SJO
1 stop21h 44mSpirit Airlines
Sat 5/2412:28 pmSJO - BOS
1 stop9h 01mSpirit Airlines
Deal found 4/22$306
This Kiwi.com deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/145:36 pmBOS - SJO
1 stop19h 01mMultiple Airlines
Thu 6/1911:32 amSJO - BOS
1 stop19h 08mMultiple Airlines
Deal found 4/21$313
This Delta deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/16:00 amBOS - SJO
1 stop7h 48mDelta
Tue 9/91:18 pmSJO - BOS
1 stop9h 42mDelta
Deal found 4/22$322
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/166:00 amBOS - SJO
2 stops13h 30mAmerican Airlines
Sat 9/2711:35 amSJO - BOS
2 stops11h 00mAmerican Airlines
Deal found 4/22$326
This Copa Airlines deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/12:36 pmBOS - SJO
1 stop18h 13mCopa Airlines
Sun 12/74:13 amSJO - BOS
1 stop13h 07mCopa Airlines
Deal found 4/21$338
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/611:07 amPWM - SJO
2 stops13h 10mAmerican Airlines
Mon 9/1511:35 amSJO - PWM
2 stops21h 05mAmerican Airlines
Deal found 4/22$362
This United Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/45:03 amBOS - SJO
1 stop16h 34mUnited Airlines
Sat 5/107:55 amSJO - BOS
2 stops12h 31mUnited Airlines
Deal found 4/22$413
This JetBlue deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/16:30 amBOS - SJO
1 stop7h 25mJetBlue
Thu 6/51:00 pmSJO - BOS
1 stop8h 53mJetBlue
Deal found 4/22$426
This American Airlines deal was found by Cheapflights users on 4/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/165:29 amBOS - LIR
1 stop7h 46mAmerican Airlines
Fri 9/2612:55 pmLIR - BOS
1 stop9h 32mAmerican Airlines
Deal found 4/22$453
This Delta deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/175:35 amBOS - LIR
1 stop8h 25mDelta
Tue 7/11:25 pmLIR - BOS
1 stop9h 56mDelta
Deal found 4/21$478
This United Airlines deal was found by Cheapflights users on 4/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/185:03 amBOS - LIR
1 stop11h 20mUnited Airlines
Sun 5/253:25 pmLIR - BOS
2 stops16h 31mUnited Airlines
Deal found 4/20$482
This JetBlue deal was found by Cheapflights users on 4/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/158:15 amBOS - LIR
Nonstop5h 47mJetBlue
Sat 11/2212:42 pmLIR - BOS
1 stop10h 32mJetBlue
Deal found 4/21$483

Cheapflights Fare Finder

Customize your flight search to find flights from Maine 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, Cheapflights users made 2,558,603 searches. Data last updated April 22, 2025.
Use the filters below to find and compare flights from Maine to Costa Rica that are best for you.

Fly from

Maine

Fly to

Costa Rica

Route

Depart

Return

Price

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 5/18

3:49 pm-11:33 am

1 stop21h 44m

San José Juan Santamaria Intl

Sat 5/24

12:28 pm-11:29 pm

1 stop9h 01m

$306

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sat 6/14

5:36 pm-10:37 am

1 stop19h 01m

San José Juan Santamaria Intl

Thu 6/19

11:32 am-8:40 am

1 stop19h 08m

$313

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Mon 9/1

6:00 am-11:48 am

1 stop7h 48m

San José Juan Santamaria Intl

Tue 9/9

1:18 pm-1:00 am

1 stop9h 42m

$322

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Tue 9/16

6:00 am-5:30 pm

2 stops13h 30m

San José Juan Santamaria Intl

Sat 9/27

11:35 am-12:35 am

2 stops11h 00m

$326

PortlandSan José

PWM - SJO

PWMSJO

Portland

Tue 5/6

11:07 am-10:17 pm

2 stops13h 10m

San José Juan Santamaria Intl

Mon 9/15

11:35 am-10:40 am

2 stops21h 05m

$362

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Fri 5/2

8:47 am-4:22 pm

1 stop9h 35m

San José Juan Santamaria Intl

Mon 5/5

6:07 pm-2:14 pm

1 stop18h 07m

$394

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Sun 5/4

5:03 am-7:37 pm

1 stop16h 34m

San José Juan Santamaria Intl

Sat 5/10

7:55 am-10:26 pm

2 stops12h 31m

$413

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

Mon 5/19

6:30 am-11:55 am

1 stop7h 25m

San José Juan Santamaria Intl

Fri 5/30

1:00 pm-11:53 pm

1 stop8h 53m

$424

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Tue 5/6

5:15 am-12:10 pm

1 stop8h 55m

Liberia

Fri 2/6

8:50 am-11:20 pm

1 stop13h 30m

$453

BostonLiberia

BOS - LIR

BOSLIR

Boston Logan Intl

Fri 5/30

5:10 am-11:45 am

1 stop8h 35m

Liberia

Sun 6/8

12:45 pm-12:35 am

1 stop9h 50m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 48 results
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Best time to book a flight from Maine to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Maine 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 Maine to Costa Rica

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

Currently, September is the cheapest month in which you can book a flight from Maine to Costa Rica (average of $398). Flying from Maine to Costa Rica in March is currently the most expensive (average of $555). 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 ME to CR?

Find hourly flight availability from Maine to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Maine to Costa Rica as you normally would.

Rainfall in Costa Rica by month

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

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

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

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated April 22, 2025.
Read through reviews of airlines operating flights from Maine to Costa Rica, such as Alaska Airlines, Southwest and Delta. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,911 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

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
9,911 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,287 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

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
9,911 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Copa Airlines
7.5
Good
1,408 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

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
8,683 reviews
Alaska Airlines
8.0
Very good
9,911 reviews

Comfort

7.9

Food

7.1

Boarding

8.2

Overall

8.0

Crew

8.5

Entertainment

7.1

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

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

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

    $156 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Delta and Spirit Airlines, with prices starting from $162 and $166, respectively.

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

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

  • How can I find direct flights from Maine to Costa Rica?

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

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

    Yes. Cheapflights offers flight deals from Maine to Costa Rica 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 Maine to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Maine to Costa Rica (average of $398). Flying from Maine to Costa Rica in March is currently the most expensive (average of $555). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Maine to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Maine to Costa Rica

Discover the top 4 airlines that operate flights from Maine to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$382Average$768FlexibilityNo cancel feeOn-time71%
DeltaCheapest$521Average$781FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$542Average$790FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$584Average$1,120FlexibilityNo cancel feeOn-time63%

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