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Cheap flights from Liberia to Portland from $253

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Liberia to Portland departing on 5/4. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Liberia to Portland

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:20 pm - 7:38 pm
LIR
-
PDX
31h 18m
1 stop
United Airlines Logo
5:15 am - 9:50 am
PDX
-
LIR
27h 35m
3 stops
$428United Airlines
Wed, May 6 - Wed, May 27
American Airlines Logo
2:40 pm - 11:01 am
LIR
-
PDX
21h 21m
2 stops
American Airlines Logo
10:28 pm - 1:10 pm
PDX
-
LIR
13h 42m
1 stop
$441American Airlines
Tue, May 5 - Tue, May 12
United Airlines Logo
1:20 pm - 7:38 pm
LIR
-
PDX
31h 18m
1 stop
United Airlines Logo
5:00 pm - 11:53 am
PDX
-
LIR
17h 53m
1 stop
$443United Airlines
Wed, May 13 - Fri, May 29
United Airlines Logo
3:27 pm - 12:50 am
LIR
-
PDX
34h 23m
2 stops
United Airlines Logo
11:59 pm - 9:50 am
PDX
-
LIR
8h 51m
1 stop
$448United Airlines
Wed, Jul 8 - Sun, Aug 2
United Airlines Logo
1:20 pm - 10:59 pm
LIR
-
PDX
10h 39m
1 stop
United Airlines Logo
5:00 am - 3:19 pm
PDX
-
LIR
9h 19m
1 stop
$452United Airlines
Thu, May 7 - Sat, May 9
United Airlines Logo
1:20 pm - 10:59 pm
LIR
-
PDX
10h 39m
1 stop
United Airlines Logo
1:35 pm - 2:25 pm
PDX
-
LIR
23h 50m
2 stops
$456United Airlines
Thu, May 7 - Sat, May 9
American Airlines Logo
2:40 pm - 11:01 am
LIR
-
PDX
21h 21m
2 stops
American Airlines Logo
11:23 pm - 1:10 pm
PDX
-
LIR
12h 47m
2 stops
$488American Airlines
Tue, May 5 - Tue, May 12
Alaska Airlines Logo
6:39 pm - 9:24 am
LIR
-
PDX
15h 45m
1 stop
Alaska Airlines Logo
9:30 pm - 5:29 pm
PDX
-
LIR
18h 59m
1 stop
$504Alaska Airlines
Mon, Aug 3 - Mon, Aug 17
United Airlines Logo
3:27 pm - 10:20 am
LIR
-
PDX
19h 53m
2 stops
United Airlines Logo
11:59 pm - 9:50 am
PDX
-
LIR
8h 51m
1 stop
$506United Airlines
Wed, Jul 8 - Sun, Aug 2
United Airlines Logo
1:20 pm - 9:47 am
LIR
-
PDX
21h 27m
2 stops
United Airlines Logo
6:57 pm - 12:10 pm
PDX
-
LIR
16h 13m
2 stops
$509United Airlines
Mon, Aug 3 - Mon, Aug 17

American Airlines flights from Liberia to Portland

Our best American Airlines deals on Liberia to Portland flight tickets
American Airlines
May 5
LIR2:40 pmLiberia
21h 21m
2 stops
PDX11:01 amPortland
May 12
PDX10:28 pmPortland
13h 42m
1 stop
LIR1:10 pmLiberia
$441
American Airlines
May 5
LIR2:40 pmLiberia
21h 21m
2 stops
PDX11:01 amPortland
May 12
PDX11:23 pmPortland
12h 47m
2 stops
LIR1:10 pmLiberia
$488
American Airlines
May 12
LIR2:40 pmLiberia
20h 40m
2 stops
PDX10:20 amPortland
May 25
PDX12:40 amPortland
12h 01m
1 stop
LIR1:41 pmLiberia
$514

United Airlines flights from Liberia to Portland

Our best United Airlines deals on Liberia to Portland flight tickets
United Airlines
May 6
LIR1:20 pmLiberia
31h 18m
1 stop
PDX7:38 pmPortland
May 27
PDX5:15 amPortland
27h 35m
3 stops
LIR9:50 amLiberia
$428
United Airlines
May 13
LIR1:20 pmLiberia
31h 18m
1 stop
PDX7:38 pmPortland
May 29
PDX5:00 pmPortland
17h 53m
1 stop
LIR11:53 amLiberia
$443
United Airlines
Jul 8
LIR3:27 pmLiberia
34h 23m
2 stops
PDX12:50 amPortland
Aug 2
PDX11:59 pmPortland
8h 51m
1 stop
LIR9:50 amLiberia
$448

momondo Fare Finder

 
Customize your flight search to find flights from Liberia to Portland 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 March 26, 2026.
Use the filters below to find and compare flights from Liberia to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Wed 5/6

1:20 pm-7:38 pm

1 stop31h 18m

Portland

Wed 5/27

5:15 am-9:50 am

3 stops27h 35m

$428

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Tue 5/5

2:40 pm-11:01 am

2 stops21h 21m

Portland

Tue 5/12

10:28 pm-1:10 pm

1 stop13h 42m

$441

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Wed 5/13

1:20 pm-7:38 pm

1 stop31h 18m

Portland

Fri 5/29

5:00 pm-11:53 am

1 stop17h 53m

$443

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Wed 7/8

3:27 pm-12:50 am

2 stops34h 23m

Portland

Sun 8/2

11:59 pm-9:50 am

1 stop8h 51m

$448
Quickest round-trip

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Thu 5/7

1:20 pm-10:59 pm

1 stop10h 39m

Portland

Sat 5/9

5:00 am-3:19 pm

1 stop9h 19m

$452

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Thu 5/7

1:20 pm-10:59 pm

1 stop10h 39m

Portland

Sat 5/9

1:35 pm-2:25 pm

2 stops23h 50m

$456

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Tue 5/5

2:40 pm-11:01 am

2 stops21h 21m

Portland

Tue 5/12

11:23 pm-1:10 pm

2 stops12h 47m

$488

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Mon 8/3

6:39 pm-9:24 am

1 stop15h 45m

Portland

Mon 8/17

9:30 pm-5:29 pm

1 stop18h 59m

$504

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Wed 7/8

3:27 pm-10:20 am

2 stops19h 53m

Portland

Sun 8/2

11:59 pm-9:50 am

1 stop8h 51m

$506

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Mon 8/3

1:20 pm-9:47 am

2 stops21h 27m

Portland

Mon 8/17

6:57 pm-12:10 pm

2 stops16h 13m

$509

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Liberia to Portland

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

Can stopping save me money on Liberia to Portland flights?

You could potentially save up to 21% on your flight if you consider stops on a Liberia to Portland flight.

How have Liberia to Portland flight prices changed over time?

As of March 2026, prices for Liberia to Portland flights are approximately 7% cheaper when compared to flights at the same time last year.

When to book flights from Liberia to Portland

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

Cheap Liberia to Portland (LIR to PDX) flight deals and tips

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

Fastest flight time

10h 39m

Direct flights

None
The fastest flight from Liberia to Portland takes 10h 39m
There are no direct flights from Liberia to Portland. There are no popular flight routes from Liberia to Portland.
Search flight deals

  • How far is Liberia to Portland by plane?

    The straight-line distance from Liberia to Portland is 3256.6 mi. By plane, this route typically takes 10h 39m.

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

    Prices for flights from Liberia Airport to Portland Airport were last updated today.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Liberia Airport to Portland Airport.

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

    The travel and health documents required for your trip to Portland 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 Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Liberia to Portland

Compare and see reviews for airlines that fly from Liberia to Portland with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $342Free CancellationRating
7.4
9,484 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Rockaway Beach
Depoe Bay
Beaverton
Hillsboro
Tigard
Hood River
Longview
Troutdale
Newberg
McMinnville
The Dalles
Manzanita
Pacific City

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Liberia to Portland for you.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Liberia to Portland.

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

Price alerts on flights to Portland from Liberia 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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