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Liberia

$123+ 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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — LIR
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Portland to Liberia

Cheapest flights from Portland to Liberia
Explore the most affordable flight options available from Portland to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This American Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/186:38 pm
PWM
-
LIR
2 stops20h 35m
American Airlines
Wed 2/252:32 pm
LIR
-
PWM
1 stop25h 35m
American Airlines
Deal found 1/28$313
This American Airlines deal was found by Cheapflights users on 1/28. 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 9/142:54 pm
PWM
-
LIR
2 stops22h 06m
American Airlines
Mon 9/211:10 pm
LIR
-
PWM
2 stops20h 21m
American Airlines
Deal found 1/28$331
This American Airlines deal was found by Cheapflights users on 1/28. 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 10/197:20 pm
PWM
-
LIR
2 stops17h 45m
American Airlines
Mon 10/262:00 pm
LIR
-
PWM
1 stop25h 02m
American Airlines
Deal found 1/28$339
This United Airlines deal was found by Cheapflights users on 1/28. 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.
Wed 2/183:05 pm
PWM
-
LIR
2 stops22h 50m
United Airlines
Wed 2/258:35 am
LIR
-
PWM
2 stops13h 45m
United Airlines
Deal found 1/28$403
This United Airlines deal was found by Cheapflights users on 1/28. 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 11/167:22 pm
PWM
-
LIR
2 stops18h 48m
United Airlines
Mon 11/238:35 am
LIR
-
PWM
2 stops14h 24m
United Airlines
Deal found 1/28$417
This American Airlines deal was found by Cheapflights users on 1/27. 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.
Wed 3/185:07 pm
PWM
-
LIR
2 stops20h 06m
American Airlines
Wed 3/252:13 pm
LIR
-
PWM
2 stops20h 01m
American Airlines
Deal found 1/27$421
This Ovago deal was found by Cheapflights users on 1/28. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:16 am
PWM
-
LIR
1 stop30h 43m
GOL
Mon 11/23:08 pm
LIR
-
PWM
2 stops19h 41m
GOL
Deal found 1/28$426
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:00 am
PWM
-
LIR
1 stop30h 44m
Avianca
Mon 11/168:35 am
LIR
-
PWM
2 stops14h 24m
Avianca
Deal found 1/28$453
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:22 pm
PWM
-
LIR
2 stops24h 15m
Avianca
Mon 11/235:15 pm
LIR
-
PWM
1 stop14h 04m
Avianca
Deal found 1/28$456
This KAYAK deal was found by Cheapflights users on 1/28. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:00 am
PWM
-
LIR
1 stop30h 44m
Multiple Airlines
Mon 11/25:15 pm
LIR
-
PWM
1 stop14h 04m
Multiple Airlines
Deal found 1/28$458

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$313
(American Airlines)

One-way from

$123
(American Airlines)

Popular in

June

Cheapest in

November

Average price

$656
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. 4% potential increase in price ($36 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
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 January 29, 2026.
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

Wed 2/18

6:38 pm-2:13 pm

2 stops20h 35m

Liberia

Wed 2/25

2:32 pm-5:07 pm

1 stop25h 35m

$313

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Wed 2/18

3:05 pm-12:55 pm

2 stops22h 50m

Liberia

Wed 2/25

8:35 am-11:20 pm

2 stops13h 45m

$403

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Wed 3/18

5:07 pm-11:13 am

2 stops20h 06m

Liberia

Wed 3/25

2:13 pm-12:14 pm

2 stops20h 01m

$421

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Wed 4/8

5:10 pm-11:28 am

2 stops20h 18m

Liberia

Mon 4/13

2:10 pm-12:38 pm

2 stops20h 28m

$546

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Thu 6/18

7:15 pm-10:00 am

2 stops16h 45m

Liberia

Thu 6/25

4:35 pm-10:57 pm

1 stop28h 22m

$558

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Wed 4/8

6:00 am-11:45 am

1 stop7h 45m

Liberia

Mon 4/13

11:45 am-11:47 pm

1 stop10h 02m

$595

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Thu 4/16

6:00 am-11:55 am

1 stop7h 55m

Liberia

Thu 4/23

1:00 pm-11:59 pm

1 stop8h 59m

$690

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 4/17

5:10 pm-11:28 am

2 stops20h 18m

Liberia

Fri 4/24

12:29 pm-10:54 am

2 stops20h 25m

$746

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Wed 4/1

5:40 pm-1:18 pm

2 stops21h 38m

$123

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Wed 4/15

5:10 pm-11:28 am

2 stops20h 18m

$147

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 16 results
1
2

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 January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Liberia flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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, July is the cheapest month in which you can book a flight from Portland, Maine to Liberia (average of $147). Flying from Portland, Maine to Liberia in August is currently the most expensive (average of $302). 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.

How much does it cost to fly round-trip from Portland, Maine to Liberia?

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 January 29, 2026.
Read reviews from past customers who have flown Delta, American Airlines, and JetBlue 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
8,127 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

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
8,127 reviews
Delta
7.9
Good
8,127 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

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
11,206 reviews
Delta
7.9
Good
8,127 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

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.
JetBlue
7.2
Good
2,891 reviews
Delta
7.9
Good
8,127 reviews

Entertainment

7.8

Crew

8.5

Comfort

7.9

Overall

7.9

Boarding

8.1

Food

7.2

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 20h 35m. Fly via American Airlines or United Airlines to get the fastest option. There are 2458 mi between Portland, Maine and Liberia. This flight may include one or multiple stops.

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

    JetBlue, at $199, was found to be the cheapest airline from Portland, Maine to Liberia.Alternate airlines to your destination round-trip include Delta and American Airlines. Users have found that JetBlue is 72% 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, July is the cheapest month in which you can book a flight from Portland, Maine to Liberia (average of $147). Flying from Portland, Maine to Liberia in August is currently the most expensive (average of $302). 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

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Alternative routes for Portland to Liberia

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

Top 3 airlines flying from Portland to Liberia

Discover the top 3 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$199Average$236FlexibilityNo cancel feeOn-time62%
DeltaCheapest$299Average$709FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$529Average$715FlexibilityNo cancel feeOn-time71%

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