What is the cheapest airline that flies from Portland to Liberia?

American Airlines, Delta, and United Airlines are the most popular carriers operating from Portland to Liberia

What airlines fly to Liberia?

American Airlines, JetBlue and Spirit Airlines are the top three most popular airlines that fly to Liberia from Portland, Maine according to our data. American Airlines is the first choice among our users, with 41% of people opting to fly with this airline when traveling to Liberia. Keep in mind that there are 10 different airlines that fly to Liberia on a routine basis, so you have a few additional options to choose from.

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?

There are 2 operators available for flights from Portland Airport to Liberia Airport as of November 2025.

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.

$163 Cheap Flights from Portland to Liberia in 2025/26

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Find the cheapest flights from Portland, Maine to Liberia

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:40 pm - 12:25 pmPWM-LIR

18h 45m2 stops

3:26 pm - 11:37 amLIR-PWM

19h 11m2 stops

$249American Airlines

Find Deal

jue., dic. 11 - lun., dic. 15

4:10 pm - 12:55 pmPWM-LIR

21h 45m1 stop

8:35 am - 11:30 pmLIR-PWM

13h 55m2 stops

$256United Airlines

Find Deal

mié., ene. 28 - mié., feb. 4

5:31 am - 12:50 pmPWM-LIR

8h 19m1 stop

3:55 pm - 1:45 pmLIR-PWM

20h 50m2 stops

$351Delta

Find Deal

lun., feb. 23 - lun., mar. 2

4:10 pm - 12:55 pmPWM-LIR

21h 45m1 stop

8:35 am - 11:30 pmLIR-PWM

13h 55m2 stops

$367United Airlines

Find Deal

mié., ene. 14 - mié., ene. 21

3:12 pm - 1:10 pmPWM-LIR

22h 58m2 stops

8:35 am - 11:30 pmLIR-PWM

13h 55m2 stops

$370United Airlines

Find Deal

lun., ene. 19 - mar., ene. 27

5:30 am - 1:50 pmPWM-LIR

9h 20m1 stop

12:35 pm - 10:29 pmLIR-PWM

8h 54m1 stop

$473Delta

Find Deal

sáb., ene. 10 - sáb., ene. 17

11:17 am - 2:30 pmPWM-LIR

29h 13m2 stops

2:45 pm - 6:20 pmLIR-PWM

25h 35m2 stops

$1,120Air Canada

Find Deal

vie., abr. 17 - vie., abr. 24

11:17 am - 1:40 pmPWM-LIR

28h 23m2 stops

3:30 pm - 6:20 pmLIR-PWM

24h 50m2 stops

$1,128Air Canada

Find Deal

sáb., abr. 18 - sáb., abr. 25

2:20 pm - 12:26 pmPWM-LIR

24h 06m1 stop

1:46 pm - 1:23 pmLIR-PWM

21h 37m1 stop

$1,239JetBlue

Find Deal

lun., abr. 20 - vie., abr. 24

6:00 am - 12:26 pmPWM-LIR

8h 26m1 stop

1:00 pm - 1:23 pmLIR-PWM

22h 23m2 stops

$1,323JetBlue

Find Deal

vie., abr. 17 - sáb., abr. 25

United Airlines flights from Portland, Maine to Liberia

Our best United Airlines deals on Portland, Maine to Liberia flight tickets

United Airlines

Jan 28

PWM4:10 pmPortland

21h 45m

1 stop

LIR12:55 pmLiberia

Feb 4

LIR8:35 amLiberia

13h 55m

2 stops

PWM11:30 pmPortland

$256

Find similar

United Airlines

Jan 14

PWM4:10 pmPortland

21h 45m

1 stop

LIR12:55 pmLiberia

Jan 21

LIR8:35 amLiberia

13h 55m

2 stops

PWM11:30 pmPortland

$367

Find similar

United Airlines

Jan 19

PWM3:12 pmPortland

22h 58m

2 stops

LIR1:10 pmLiberia

Jan 27

LIR8:35 amLiberia

13h 55m

2 stops

PWM11:30 pmPortland

$370

Find similar

Delta flights from Portland, Maine to Liberia

Our best Delta deals on Portland, Maine to Liberia flight tickets

Delta

Feb 23

PWM5:31 amPortland

8h 19m

1 stop

LIR12:50 pmLiberia

Mar 2

LIR3:55 pmLiberia

20h 50m

2 stops

PWM1:45 pmPortland

$351

Find similar

Delta

Jan 10

PWM5:30 amPortland

9h 20m

1 stop

LIR1:50 pmLiberia

Jan 17

LIR12:35 pmLiberia

8h 54m

1 stop

PWM10:29 pmPortland

$473

Find similar

Delta

Jan 5

PWM5:30 amPortland

9h 20m

1 stop

LIR1:50 pmLiberia

Jan 12

LIR2:45 pmLiberia

20h 18m

2 stops

PWM12:03 pmPortland

$477

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandLiberia

PWM - LIR

PWMLIR

Portland

jue. 12/11

6:40 pm-12:25 pm

2 stops18h 45m

Liberia

lun. 12/15

3:26 pm-11:37 am

2 stops19h 11m

$249

PortlandLiberia

PWM - LIR

PWMLIR

Portland

mié. 1/28

4:10 pm-12:55 pm

1 stop21h 45m

Liberia

mié. 2/4

8:35 am-11:30 pm

2 stops13h 55m

$256

PortlandLiberia

PWM - LIR

PWMLIR

Portland

lun. 2/23

5:31 am-12:50 pm

1 stop8h 19m

Liberia

lun. 3/2

3:55 pm-1:45 pm

2 stops20h 50m

$351

PortlandLiberia

PWM - LIR

PWMLIR

Portland

mié. 1/14

4:10 pm-12:55 pm

1 stop21h 45m

Liberia

mié. 1/21

8:35 am-11:30 pm

2 stops13h 55m

$367

PortlandLiberia

PWM - LIR

PWMLIR

Portland

lun. 1/19

3:12 pm-1:10 pm

2 stops22h 58m

Liberia

mar. 1/27

8:35 am-11:30 pm

2 stops13h 55m

$370

PortlandLiberia

PWM - LIR

PWMLIR

Portland

sáb. 1/10

5:30 am-1:50 pm

1 stop9h 20m

Liberia

sáb. 1/17

12:35 pm-10:29 pm

1 stop8h 54m

$473

PortlandLiberia

PWM - LIR

PWMLIR

Portland

vie. 4/17

11:17 am-2:30 pm

2 stops29h 13m

Liberia

vie. 4/24

2:45 pm-6:20 pm

2 stops25h 35m

$1,120

PortlandLiberia

PWM - LIR

PWMLIR

Portland

sáb. 4/18

11:17 am-1:40 pm

2 stops28h 23m

Liberia

sáb. 4/25

3:30 pm-6:20 pm

2 stops24h 50m

$1,128

PortlandLiberia

PWM - LIR

PWMLIR

Portland

lun. 4/20

2:20 pm-12:26 pm

1 stop24h 06m

Liberia

vie. 4/24

1:46 pm-1:23 pm

1 stop21h 37m

$1,239

PortlandLiberia

PWM - LIR

PWMLIR

Portland

vie. 4/17

6:00 am-12:26 pm

1 stop8h 26m

Liberia

sáb. 4/25

1:00 pm-1:23 pm

2 stops22h 23m

$1,323

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest day to depart on your flight to Liberia?

On average, the least expensive day to fly to Liberia from Portland, Maine is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $626. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Portland, Maine to Liberia for around $1,100.

What is the cheapest time of day to depart on your flight to Liberia?

In the afternoon is the cheapest time of day to fly from Portland, Maine to Liberia when you can find flight prices for as low as $695. Flying to Liberia in the afternoon is an ideal time because this is during off-peak travel hours. Flights to Liberia are more costly in the morning, with an average ticket price of $731. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights	None

There are no direct flights from Portland, Maine to Liberia. There are no popular flight routes from Portland, Maine to Liberia.

Search flight deals

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 8h 00m.
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?
There are 2 operators available for flights from Portland Airport to Liberia Airport as of November 2025.
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?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Portland, Maine to Liberia is Delta (55% of total bookings). The next most popular airline is American Airlines (45%).

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
Delta	PriceFrom $359	Free Cancellation	Rating 7.9 8,004 reviews		Search Delta flights
American Airlines	PriceFrom $529	Free Cancellation	Rating 7.2 11,042 reviews		Search American Airlines flights

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.