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$74+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SJO
oct. 16 — oct. 231
jue. 10/16
jue. 10/23
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 septiembre 16, 2025.

Round-trip from

$224
(Cheapflightsfares)

One-way from

$74
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$431
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. 22% potential increase in price ($225 potential increase over avg. RT price).
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Cheapest flight prices on average. 13% potential price decrease ($95 potential savings vs. average RT price).
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Average for round-trip flights in September 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 septiembre 16, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/286:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
mar. 11/41:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$224
This Mytrip deal was found by Cheapflights users on 9/16. 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.
mar. 9/303:00 pmBOS - SJO
2 stops21h 27mSpirit Airlines
mié. 10/812:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$227
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/156:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
mié. 10/2212:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$228
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/76:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
mar. 10/1412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$235
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/25:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
mié. 11/121:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/15$237
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
lun. 10/2712:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/16$239
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/296:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
jue. 11/61:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/14$242
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/178:24 pmBOS - SJO
1 stop17h 06mSpirit Airlines
vie. 10/2412:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/14$243
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/25:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
mar. 11/111:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/15$244
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/156:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
jue. 10/3012:35 pmSJO - BOS
1 stop9h 24mSpirit Airlines
Deal found 9/15$245
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/55:45 amBOS - SJO
1 stop7h 29mSpirit Airlines
mié. 11/191:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/14$246
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/36:16 amBOS - SJO
1 stop7h 14mSpirit Airlines
mar. 11/111:19 pmSJO - BOS
1 stop10h 21mSpirit Airlines
Deal found 9/15$249

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 septiembre 16, 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

dom. 10/12

6:16 am-11:30 am

1 stop7h 14m

San José Juan Santamaria Intl

jue. 10/16

12:35 pm-11:59 pm

1 stop9h 24m

$285

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

dom. 10/26

6:20 am-12:06 pm

1 stop7h 46m

San José Juan Santamaria Intl

lun. 11/3

4:25 pm-7:41 am

1 stop14h 16m

$288

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

jue. 10/16

3:49 pm-4:52 pm

3 stops27h 03m

San José Juan Santamaria Intl

jue. 10/30

10:08 am-11:02 pm

1 stop10h 54m

$293

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

jue. 10/23

3:49 pm-4:52 pm

3 stops27h 03m

San José Juan Santamaria Intl

lun. 11/3

11:00 am-10:03 pm

1 stop10h 03m

$293

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

jue. 10/30

8:41 am-6:47 pm

1 stop12h 06m

San José Juan Santamaria Intl

dom. 11/9

5:50 pm-1:00 pm

1 stop18h 10m

$303

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

dom. 11/2

2:42 pm-8:19 am

1 stop18h 37m

San José Juan Santamaria Intl

sáb. 11/8

4:08 am-1:00 pm

1 stop7h 52m

$303

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

lun. 10/13

3:49 pm-9:04 am

1 stop19h 15m

San José Juan Santamaria Intl

lun. 10/20

9:17 am-2:11 pm

3 stops26h 54m

$308

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

mié. 10/22

8:41 am-6:58 pm

1 stop12h 17m

San José Juan Santamaria Intl

lun. 10/27

9:17 am-2:13 pm

3 stops26h 56m

$308

BostonSan José

BOS - SJO

BOSSJO

Boston Logan Intl

dom. 1/25

3:07 pm-7:06 am

1 stop16h 59m

San José Juan Santamaria Intl

jue. 2/5

11:01 am-10:03 pm

1 stop10h 02m

$326

PortlandSan José

PWM - SJO

PWMSJO

Portland

dom. 11/16

6:00 am-1:06 pm

1 stop8h 06m

San José Juan Santamaria Intl

vie. 11/21

7:00 am-10:19 pm

1 stop14h 19m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 54 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 $554). 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 septiembre 16, 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.

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.

  • How long is the flight from Maine to Costa Rica?

    Airlines like Spirit Airlines, JetBlue, and Copa Airlines fly from Maine to Costa Rica in about 7h 14m. The time it takes to get you to your destination can typically vary by up to 19h 49m. The distance from Maine to Costa Rica is about 2373 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $97 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Air Canada and JetBlue, with prices starting from $138 and $200, 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 $554). 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 septiembre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$406Average$767FlexibilityNo cancel feeOn-time71%
DeltaCheapest$462Average$781FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$501Average$765FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$551Average$974FlexibilityNo cancel feeOn-time63%

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