HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Liberia

$125+ Cheap flights from Portland, ME (PWM) to Liberia (LIR)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIR
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Liberia with Cheapflights

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”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Portland to Liberia

Best flights from Portland to Liberia
Discover carefully curated flight deals from Portland to Liberia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This American Airlines deal was found by Cheapflights users on 12/11. 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.
Sat 1/103:58 pmPWM - LIR
2 stops23h 16mAmerican Airlines
Sat 1/171:30 pmLIR - PWM
2 stops21h 35mAmerican Airlines
Deal found 12/11$285
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Fri 1/233:12 pmPWM - LIR
2 stops22h 58mUnited Airlines
Fri 1/302:01 pmLIR - PWM
1 stop23h 38mUnited Airlines
Deal found 12/9$403
This American Airlines deal was found by Cheapflights users on 12/9. 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.
Fri 1/235:07 pmPWM - LIR
2 stops23h 02mAmerican Airlines
Fri 1/301:21 pmLIR - PWM
2 stops21h 45mAmerican Airlines
Deal found 12/9$285
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Mon 1/56:41 pmPWM - LIR
2 stops18h 31mAmerican Airlines
Mon 1/123:14 pmLIR - PWM
2 stops19h 51mAmerican Airlines
Deal found 12/10$285
This United Airlines deal was found by Cheapflights users on 12/9. 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.
Mon 2/94:10 pmPWM - LIR
2 stops27h 27mUnited Airlines
Thu 2/128:35 amLIR - PWM
2 stops13h 45mUnited Airlines
Deal found 12/9$465
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Mon 3/95:38 pmPWM - LIR
2 stops21h 41mAmerican Airlines
Mon 3/162:28 pmLIR - PWM
2 stops25h 36mAmerican Airlines
Deal found 12/11$427

Find flight deals from Portland to Liberia

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PWM) to Liberia (LIR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$285
(American Airlines)

One-way from

$125
(American Airlines)

Popular in

June

Cheapest in

November

Average price

$901
Provider with most accurate pricing for Portland-Liberia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Liberia flights.
Search Deals
From Portland to Liberia
Search Deals
One-way flight from Portland to Liberia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Liberia 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 December 12, 2025.
Use the filters below to find and compare flights from Portland to Liberia that are best for you.

Fly from

Portland

Fly to

Liberia

Route

Depart

Return

Price

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Sat 1/10

3:58 pm-2:14 pm

2 stops23h 16m

Liberia

Sat 1/17

1:30 pm-12:05 pm

2 stops21h 35m

$285

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 1/23

5:07 pm-3:09 pm

2 stops23h 02m

Liberia

Fri 1/30

1:21 pm-12:06 pm

2 stops21h 45m

$285

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Mon 1/5

6:41 pm-12:12 pm

2 stops18h 31m

Liberia

Mon 1/12

3:14 pm-12:05 pm

2 stops19h 51m

$285

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 1/23

3:12 pm-1:10 pm

2 stops22h 58m

Liberia

Fri 1/30

2:01 pm-2:39 pm

1 stop23h 38m

$403

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Mon 3/9

5:38 pm-1:19 pm

2 stops21h 41m

Liberia

Mon 3/16

2:28 pm-6:04 pm

2 stops25h 36m

$427

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Mon 2/9

4:10 pm-6:37 pm

2 stops27h 27m

Liberia

Thu 2/12

8:35 am-11:20 pm

2 stops13h 45m

$465

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 1/30

5:07 pm-12:12 pm

2 stops20h 05m

$125

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Compare providers for flights from Portland to Liberia

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Liberia in December.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland, Maine-Liberia flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland, Maine-Liberia flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland, Maine-Liberia flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland, Maine-Liberia flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland, Maine-Liberia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Liberia

Have a flexible travel schedule? Discover the best time to fly to Liberia from Portland 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 Portland to Liberia

What is the cheapest month to book a flight from Portland, Maine to Liberia?

Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Liberia (average of $190). Flying from Portland, Maine to Liberia in August is currently the most expensive (average of $321). 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.

Reviews of airlines servicing Liberia

Get insights into the airlines that provide service to Liberia. 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 Liberia. Reviews last updated December 12, 2025.
Read reviews from past customers who have flown Delta and American Airlines from Portland to Liberia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,050 reviews
Delta
7.9
Good
8,008 reviews

Food

7.3

Boarding

8.1

Comfort

7.9

Overall

7.9

Entertainment

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to Liberia. 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 Portland, Maine to Liberia?

    There are many flights that can get you from Portland, Maine to Liberia in 23h 16m. Fly via American Airlines to get the fastest option. There are 2458 mi between Portland, Maine and Liberia.

  • What are the cheapest airlines flying from Portland, Maine to Liberia round-trip?

    Delta, at $359, was found to be the cheapest airline from Portland, Maine to Liberia. An alternate airline flying to your destination would be American Airlines. Users have found that Delta is 50% cheaper than the other options available to this destination.

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

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

  • How can I find direct flights from Portland to Liberia?

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

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

    Yes. Cheapflights offers flight deals from Portland to Liberia 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 Portland, Maine to Liberia?

    Currently, November is the cheapest month in which you can book a flight from Portland, Maine to Liberia (average of $190). Flying from Portland, Maine to Liberia in August is currently the most expensive (average of $321). 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

Traveling to a place near Liberia?

Book flights to Liberia if you plan to visit one of these locations
Culebra

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 Portland to Liberia

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Liberia flights
Boston to San José flights
Portland to San José flights

Top 2 airlines flying from Portland to Liberia

Discover the top 2 airlines that operate flights from Portland to Liberia. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$299Average$768FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$529Average$715FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.