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

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

What airlines fly to Liberia?

American Airlines, Delta and United Airlines are the top three most popular airlines that fly to Liberia from Maine according to our data. American Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Liberia. Keep in mind that there are 5 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 Maine to Liberia Airport?

Prices for flights from Maine to Liberia Airport are updated daily.

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

There are 2 operators available for flights from Maine to Liberia Airport as of September 2026.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Liberia Airport.

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

The travel and health documents required for your trip to Liberia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Liberia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$252 Cheap Flights from Maine to Liberia in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Maine to Liberia

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:25 pm - 12:10 pmPWM Portland-LIR Liberia

18h 45m2 stops Washington, D.C. Dulles Intl Houston George Bush Intcntl

4:20 pm - 9:00 amLIR Liberia-PWM Portland

14h 40m1 stop Newark

$357United Airlines

Fri, Oct 23 - Fri, Oct 30

5:08 pm - 11:53 amPWM Portland-LIR Liberia

20h 45m1 stop Chicago O'Hare Intl

4:20 pm - 9:00 amLIR Liberia-PWM Portland

14h 40m1 stop Newark

$365United Airlines

Fri, Oct 23 - Fri, Oct 30

5:37 pm - 1:18 pmPWM Portland-LIR Liberia

21h 41m2 stops Washington, D.C. Reagan-National Miami

2:44 pm - 11:23 amLIR Liberia-PWM Portland

18h 39m2 stops Miami Philadelphia

$391American Airlines

Fri, Oct 23 - Fri, Oct 30

3:04 pm - 2:35 pmPWM Portland-LIR Liberia

24h 31m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth

3:17 pm - 11:35 amLIR Liberia-PWM Portland

19h 18m2 stops Dallas/Fort Worth Chicago O'Hare Intl

$406American Airlines

Sat, Nov 7 - Sat, Nov 14

4:47 pm - 2:16 pmPWM Portland-LIR Liberia

22h 29m2 stops Washington, D.C. Reagan-National Miami

3:42 pm - 9:29 pmLIR Liberia-PWM Portland

28h 47m2 stops Miami Charlotte Douglas

$443GOL

Sun, Jan 24 - Thu, Jan 28

4:23 pm - 1:18 pmPWM Portland-LIR Liberia

22h 55m2 stops Charlotte Douglas Miami

2:44 pm - 11:26 amLIR Liberia-PWM Portland

18h 42m2 stops Miami Charlotte Douglas

$471American Airlines

Thu, Oct 15 - Tue, Oct 20

6:00 am - 2:10 pmPWM Portland-LIR Liberia

9h 10m1 stop Atlanta Hartsfield-Jackson

3:25 pm - 11:53 amLIR Liberia-PWM Portland

19h 28m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

$476Delta

Sun, Jan 24 - Thu, Jan 28

12:50 pm - 12:33 pmPWM Portland-LIR Liberia

24h 43m2 stops Chicago O'Hare Intl Miami

1:33 pm - 11:28 amLIR Liberia-PWM Portland

20h 55m2 stops Miami Chicago O'Hare Intl

$480American Airlines

Mon, Nov 9 - Mon, Nov 16

5:08 pm - 6:37 pmPWM Portland-LIR Liberia

27h 29m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

2:20 pm - 11:21 pmLIR Liberia-PWM Portland

32h 01m2 stops Houston George Bush Intcntl Newark

$492United Airlines

Sat, Oct 31 - Wed, Nov 4

6:00 am - 2:10 pmPWM Portland-LIR Liberia

9h 10m1 stop Atlanta Hartsfield-Jackson

2:00 pm - 11:01 amLIR Liberia-PWM Portland

20h 01m2 stops Atlanta Hartsfield-Jackson New York LaGuardia

$573Delta

Mon, Feb 8 - Tue, Feb 16

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

GOL flights from Maine to Liberia

Our best GOL deals on Maine to Liberia flight tickets

GOL

Jan 24

PWM4:47 pmPortland

22h 29m

2 stops

LIR2:16 pmLiberia

Jan 28

LIR3:42 pmLiberia

28h 47m

2 stops

PWM9:29 pmPortland

$443

GOL

Feb 6

PWM7:00 amPortland

30h 24m

1 stop

LIR12:24 pmLiberia

Feb 27

LIR2:37 pmLiberia

31h 22m

2 stops

PWM10:59 pmPortland

$515

GOL

Feb 6

PWM3:47 pmPortland

21h 37m

2 stops

LIR12:24 pmLiberia

Feb 27

LIR2:37 pmLiberia

31h 22m

2 stops

PWM10:59 pmPortland

$520

Delta flights from Maine to Liberia

Our best Delta deals on Maine to Liberia flight tickets

Delta

Jan 24

PWM6:00 amPortland

9h 10m

1 stop

LIR2:10 pmLiberia

Jan 28

LIR3:25 pmLiberia

19h 28m

2 stops

PWM11:53 amPortland

$476

Delta

Feb 8

PWM6:00 amPortland

9h 10m

1 stop

LIR2:10 pmLiberia

Feb 16

LIR2:00 pmLiberia

20h 01m

2 stops

PWM11:01 amPortland

$573

Delta

Oct 15

PWM6:01 amPortland

7h 34m

1 stop

LIR11:35 amLiberia

Oct 20

LIR1:00 pmLiberia

8h 35m

1 stop

PWM11:35 pmPortland

$672

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Fri 10/23

7:25 pm-12:10 pm

2 stops18h 45m

Liberia

Fri 10/30

4:20 pm-9:00 am

1 stop14h 40m

$357

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Fri 10/23

5:08 pm-11:53 am

1 stop20h 45m

Liberia

Fri 10/30

4:20 pm-9:00 am

1 stop14h 40m

$365

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Fri 10/23

5:37 pm-1:18 pm

2 stops21h 41m

Liberia

Fri 10/30

2:44 pm-11:23 am

2 stops18h 39m

$391

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Sat 11/7

3:04 pm-2:35 pm

2 stops24h 31m

Liberia

Sat 11/14

3:17 pm-11:35 am

2 stops19h 18m

$406

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Sun 1/24

4:47 pm-2:16 pm

2 stops22h 29m

Liberia

Thu 1/28

3:42 pm-9:29 pm

2 stops28h 47m

$443

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Thu 10/15

4:23 pm-1:18 pm

2 stops22h 55m

Liberia

Tue 10/20

2:44 pm-11:26 am

2 stops18h 42m

$471

Quickest round-trip

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Sun 1/24

6:00 am-2:10 pm

1 stop9h 10m

Liberia

Thu 1/28

3:25 pm-11:53 am

2 stops19h 28m

$476

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Mon 11/9

12:50 pm-12:33 pm

2 stops24h 43m

Liberia

Mon 11/16

1:33 pm-11:28 am

2 stops20h 55m

$480

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Sat 10/31

5:08 pm-6:37 pm

2 stops27h 29m

Liberia

Wed 11/4

2:20 pm-11:21 pm

2 stops32h 01m

$492

PortlandLiberia

PWM Portland - LIR Liberia

PWMLIR

Portland

Mon 2/8

6:00 am-2:10 pm

1 stop9h 10m

Liberia

Tue 2/16

2:00 pm-11:01 am

2 stops20h 01m

$573

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from 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

Can stopping save me money on Maine to Liberia flights?

You could potentially save up to 29% on your flight if you consider stops on a Maine to Liberia flight.

Cheap Maine to Liberia flight deals and tips

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

Best Price Found	$252
Fastest flight time	5h 50m
Direct flights	None

The best one-way flight to Liberia from Maine in the past 72 hours is $252. The best round-trip flight deal from Maine to Liberia found on momondo in the last 72 hours is $357.

The fastest flight from Maine to Liberia takes 5h 50m

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

Search flight deals

Frequently asked questions about flying from Maine to Liberia

When did momondo last update prices for flights from Maine to Liberia Airport?
Prices for flights from Maine to Liberia Airport are updated daily.
How many operators does momondo search for flights from Maine to Liberia Airport?
There are 2 operators available for flights from Maine to Liberia Airport as of September 2026.
How old do you have to be to fly from Maine to Liberia Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Liberia Airport.
What documentation or ID do you need to fly to Liberia Airport?
The travel and health documents required for your trip to Liberia Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Liberia Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Maine to Liberia

Compare and see reviews for airlines that fly from Maine to Liberia with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $236	Free Cancellation	Rating 7.1 3,041 reviews		Search JetBlue flights
Delta	PriceFrom $299	Free Cancellation	Rating 7.8 8,607 reviews		Search Delta flights

Culebra

Coco

Playa Hermosa

Why use momondo?

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

Finding the right flight to Liberia from Maine is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Liberia quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Liberia from Maine with this policy.

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

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

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

Of course. momondo tracks the price of Maine to Liberia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Liberia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 10/27

Tue 11/3

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Costa Rica

Nearby airports

Airlines

Cabin classes

Other Costa Rica destinations

Other flights from Maine

Complete your trip

Feeling lucky

Airports servicing Costa Rica

San José Juan Santamaria Intl Airport

Cheap flights from Maine to Liberia from $252

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to Liberia departing on 11/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Maine to Liberia

Cheap round-trip flights

Cheap one-way flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

GOL flights from Maine to Liberia

Our best GOL deals on Maine to Liberia flight tickets

Delta flights from Maine to Liberia

Our best Delta deals on Maine to Liberia flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Maine to Liberia that are best for you.

See travel insights to Liberia from

How to get the cheapest flight ticket from Maine to Liberia

Can stopping save me money on Maine to Liberia flights?

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

What airlines fly to Liberia?

Cheap Maine to Liberia flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Maine to Liberia

Best airlines flying from Maine to Liberia

Compare and see reviews for airlines that fly from Maine to Liberia with momondo

Traveling to a place near Liberia?

Why use momondo?

An easier way to manage your Liberia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Costa Rica

Airports servicing Costa Rica

Fly your favorite airline to Liberia

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Liberia

List of cabin classes available on flights landing in Liberia. Availability may vary depending on flight origin and airline.

Popular cities in Costa Rica

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Maine

According to popular flight searches on momondo this year

Complete your trip to Liberia

Explore popular destinations other users love

According to popular flight searches on momondo this year