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$246+ Cheap flights from Costa Rica to Portland, ME (PWM)

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — PWM
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
1 adult, Economy
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Cheap flight deals from Costa Rica to Portland

Cheapest flights from Costa Rica to Portland
Explore the most affordable flight options available from Costa Rica to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.

This United Airlines deal was found by Cheapflights users on 5/18. 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.
Tue 11/108:35 am
LIR
-
PWM
2 stops14h 24m
United Airlines
Sat 11/145:06 pm
PWM
-
LIR
2 stops26h 31m
United Airlines
Deal found 5/18$363
This United Airlines deal was found by Cheapflights users on 5/17. 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.
Thu 5/284:30 pm
LIR
-
PWM
1 stop14h 41m
United Airlines
Mon 6/18:16 pm
PWM
-
LIR
1 stop16h 28m
United Airlines
Deal found 5/17$426

Find flight deals from Costa Rica to Portland

Keep the following information in mind while searching for Costa Rica to Portland flight deals. Data was last updated May 22, 2026.

Round-trip from

$363
(United Airlines)

One-way from

$246
(United Airlines)
From Costa Rica to Portland
Search Deals
One-way flight from Costa Rica to Portland
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Costa Rica to Portland 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 May 22, 2026.
Use the filters below to find and compare flights from Costa Rica to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

LiberiaPortland

LIR - PWM

LIRPWM

Liberia

Tue 11/10

8:35 am-11:59 pm

2 stops14h 24m

Portland

Sat 11/14

11:17 am-1:10 pm

2 stops26h 53m

$363
Cheapest one-way

LiberiaPortland

LIR - PWM

LIRPWM

Liberia

Wed 5/27

11:10 am-11:51 pm

2 stops34h 41m

$246

LiberiaPortland

LIR - PWM

LIRPWM

Liberia

Sat 6/13

1:20 pm-9:51 pm

2 stops30h 31m

$303
Quickest one-way

LiberiaPortland

LIR - PWM

LIRPWM

Liberia

Sat 6/13

2:30 pm-12:30 pm

1 stop20h 00m

$394

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/19

Sorted by cheapest first

Best time to book a flight from Costa Rica to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland 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 Portland
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Costa Rica to Portland. 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 Portland from Costa Rica?

    Portland (PWM) is the airport you will fly into if you book a flight from Costa Rica to Portland. It is only a 2.9 mi journey from Portland (PWM) to Portland’s city center.

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

    For as low as $363, United Airlines can have you in Portland, Maine from Costa Rica in 14h 24m. Costa Rica and Portland, Maine are separated by a distance of 2458 mi.

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

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

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

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

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

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

See more FAQs

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
North Conway
Brunswick
Lewiston
Conway

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