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Cheap flights from Portland, Maine to Liberia from $539

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland, Maine to Liberia departing on 5/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Portland, Maine to Liberia

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:20 pm - 9:50 am
PWM
-
LIR
21h 30m
2 stops
United Airlines Logo
4:30 pm - 9:11 am
LIR
-
PWM
14h 41m
1 stop
$539United Airlines
Fri, May 22 - Wed, May 27
United Airlines Logo
2:20 pm - 9:50 am
PWM
-
LIR
21h 30m
2 stops
United Airlines Logo
1:20 pm - 9:11 am
LIR
-
PWM
17h 51m
2 stops
$579United Airlines
Fri, May 22 - Wed, May 27
United Airlines Logo
8:16 pm - 10:44 am
PWM
-
LIR
16h 28m
1 stop
United Airlines Logo
1:03 pm - 10:07 am
LIR
-
PWM
19h 04m
2 stops
$583United Airlines
Sat, Jun 6 - Sat, Jun 13
United Airlines Logo
6:25 pm - 11:53 am
PWM
-
LIR
19h 28m
1 stop
United Airlines Logo
4:30 pm - 9:11 am
LIR
-
PWM
14h 41m
1 stop
$611United Airlines
Fri, May 22 - Wed, May 27
American Airlines Logo
5:57 pm - 11:35 am
PWM
-
LIR
19h 38m
1 stop
American Airlines Logo
12:22 pm - 10:47 pm
LIR
-
PWM
8h 25m
1 stop
$651American Airlines
Sat, May 23 - Wed, May 27
United Airlines Logo
8:16 pm - 10:44 am
PWM
-
LIR
16h 28m
1 stop
United Airlines Logo
4:30 pm - 9:14 am
LIR
-
PWM
14h 44m
1 stop
$655United Airlines
Sat, Jun 6 - Sat, Jun 13
United Airlines Logo
6:25 pm - 11:53 am
PWM
-
LIR
19h 28m
1 stop
United Airlines Logo
3:27 pm - 5:44 pm
LIR
-
PWM
24h 17m
2 stops
$656United Airlines
Fri, May 22 - Tue, May 26
American Airlines Logo
5:37 pm - 12:16 pm
PWM
-
LIR
19h 39m
2 stops
American Airlines Logo
3:13 pm - 11:49 am
LIR
-
PWM
19h 36m
2 stops
$672American Airlines
Fri, Nov 6 - Sat, Nov 14
JetBlue Logo
2:30 pm - 12:40 pm
PWM
-
LIR
24h 10m
1 stop
JetBlue Logo
2:30 pm - 12:30 pm
LIR
-
PWM
20h 00m
1 stop
$677JetBlue
Sat, Jun 13 - Sat, Jun 20
United Airlines Logo
7:16 pm - 9:50 am
PWM
-
LIR
16h 34m
2 stops
United Airlines Logo
3:27 pm - 2:26 pm
LIR
-
PWM
20h 59m
2 stops
$688United Airlines
Sat, May 23 - Tue, May 26

United Airlines flights from Portland, Maine to Liberia

Our best United Airlines deals on Portland, Maine to Liberia flight tickets
United Airlines
May 12
PWM7:10 pmPortland
19h 00m
2 stops
LIR12:10 pmLiberia
May 16
LIR1:03 pmLiberia
19h 25m
1 stop
PWM10:28 amPortland
$494
United Airlines
May 12
PWM7:50 pmPortland
18h 20m
2 stops
LIR12:10 pmLiberia
May 16
LIR3:27 pmLiberia
17h 01m
2 stops
PWM10:28 amPortland
$499
United Airlines
May 12
PWM4:50 pmPortland
21h 20m
2 stops
LIR12:10 pmLiberia
May 18
LIR4:30 pmLiberia
14h 19m
1 stop
PWM8:49 amPortland
$531

American Airlines flights from Portland, Maine to Liberia

Our best American Airlines deals on Portland, Maine to Liberia flight tickets
American Airlines
May 19
PWM6:01 pmPortland
19h 27m
2 stops
LIR11:28 amLiberia
May 23
LIR2:45 pmLiberia
20h 53m
2 stops
PWM1:38 pmPortland
$496
American Airlines
May 13
PWM3:39 pmPortland
21h 45m
2 stops
LIR11:24 amLiberia
May 19
LIR12:30 pmLiberia
19h 37m
2 stops
PWM10:07 amPortland
$541
American Airlines
May 13
PWM11:56 amPortland
25h 32m
1 stop
LIR11:28 amLiberia
May 19
LIR2:40 pmLiberia
17h 27m
2 stops
PWM10:07 amPortland
$551

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine 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, momondo users made 832,500 searches. Data last updated May 10, 2026.
Use the filters below to find and compare flights from Portland, Maine to Liberia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 5/22

2:20 pm-9:50 am

2 stops21h 30m

Liberia

Wed 5/27

4:30 pm-9:11 am

1 stop14h 41m

$539

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 5/22

2:20 pm-9:50 am

2 stops21h 30m

Liberia

Wed 5/27

1:20 pm-9:11 am

2 stops17h 51m

$579

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Sat 6/6

8:16 pm-10:44 am

1 stop16h 28m

Liberia

Sat 6/13

1:03 pm-10:07 am

2 stops19h 04m

$583

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 5/22

6:25 pm-11:53 am

1 stop19h 28m

Liberia

Wed 5/27

4:30 pm-9:11 am

1 stop14h 41m

$611
Quickest round-trip

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Sat 5/23

5:57 pm-11:35 am

1 stop19h 38m

Liberia

Wed 5/27

12:22 pm-10:47 pm

1 stop8h 25m

$651

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Sat 6/6

8:16 pm-10:44 am

1 stop16h 28m

Liberia

Sat 6/13

4:30 pm-9:14 am

1 stop14h 44m

$655

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 5/22

6:25 pm-11:53 am

1 stop19h 28m

Liberia

Tue 5/26

3:27 pm-5:44 pm

2 stops24h 17m

$656

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Fri 11/6

5:37 pm-12:16 pm

2 stops19h 39m

Liberia

Sat 11/14

3:13 pm-11:49 am

2 stops19h 36m

$672

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Sat 6/13

2:30 pm-12:40 pm

1 stop24h 10m

Liberia

Sat 6/20

2:30 pm-12:30 pm

1 stop20h 00m

$677

PortlandLiberia

PWM - LIR

PWMLIR

Portland

Sat 5/23

7:16 pm-9:50 am

2 stops16h 34m

Liberia

Tue 5/26

3:27 pm-2:26 pm

2 stops20h 59m

$688

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Liberia from

How to get the cheapest flight ticket from Portland, Maine to Liberia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Liberia?

The month of May is another great option to travel to Liberia, with average flight prices from Portland, Maine averaging around $0.

When to book flights from Portland, Maine to Liberia

Are you open to changing your travel dates? Check out the ideal times to fly from Portland, Maine to Liberia according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland, Maine to Liberia (PWM to LIR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Liberia

Fastest flight time

16h 28m

Direct flights

None
The fastest flight from Portland, Maine to Liberia takes 16h 28m
There are no direct flights from Portland, Maine to Liberia. There are no popular flight routes from Portland, Maine to Liberia.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Liberia

  • How far is Portland to Liberia by plane?

    There are 2454.6 mi between Portland and Liberia. In terms of flight time, this usually takes a little over 16h 28m.

  • When did momondo last update prices for flights from Portland Airport to Liberia Airport?

    Prices for flights from Portland Airport to Liberia Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Liberia Airport?

  • How old do you have to be to fly from Portland Airport to Liberia Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Liberia Airport.

  • What documentation or ID do you need to fly to Liberia Airport?

    The necessary travel and health documents for your Liberia Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Portland, Maine to Liberia?

Best airlines flying from Portland, Maine to Liberia

Compare and see reviews for airlines that fly from Portland, Maine to Liberia with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $236Free CancellationRating
7.1
2,976 reviews
Search JetBlue flights
DeltaPriceFrom $299Free CancellationRating
7.9
8,453 reviews
Search Delta flights
American AirlinesPriceFrom $529Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights

Traveling to a place near Liberia?

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

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Liberia?

It is quick and easy to find Portland to Liberia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Liberia that suits you.

Can I find flights from Portland to Liberia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Liberia flights to just show those with flexible booking policies.

How can momondo help me find flights from Portland to Liberia?

momondo provides multiple filters to help you find the best flight to Liberia from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Liberia right now. Can momondo alert me if prices change?

Price alerts on flights to Liberia from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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