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$210+ Cheap flights from Liberia (LIR) to Portland (PDX)

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LIR — PDX
Mar 12 — Mar 191
Thu 3/12
Thu 3/19
1 adult, Economy
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Cheap flight deals from Liberia to Portland

Cheapest flights from Liberia to Portland
Explore the most affordable flight options available from Liberia to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 10, 2026.

This United Airlines deal was found by Cheapflights users on 2/7. 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 2/2512:50 pm
LIR
-
PDX
1 stop10h 25m
United Airlines
Sun 3/16:57 pm
PDX
-
LIR
2 stops21h 40m
United Airlines
Deal found 2/7$354
This Alaska Airlines deal was found by Cheapflights users on 2/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/57:08 pm
LIR
-
PDX
1 stop16h 27m
Alaska Airlines
Mon 3/92:30 pm
PDX
-
LIR
1 stop15h 06m
Alaska Airlines
Deal found 2/7$363
This American Airlines deal was found by Cheapflights users on 2/7. 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.
Tue 5/512:29 pm
LIR
-
PDX
2 stops23h 32m
American Airlines
Tue 5/1211:47 pm
PDX
-
LIR
2 stops12h 23m
American Airlines
Deal found 2/7$368
This United Airlines deal was found by Cheapflights users on 2/7. 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 2/2512:50 pm
LIR
-
PDX
1 stop10h 25m
United Airlines
Fri 2/276:57 pm
PDX
-
LIR
1 stop19h 11m
United Airlines
Deal found 2/7$369
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Thu 3/52:01 pm
LIR
-
PDX
2 stops35h 03m
United Airlines
Mon 3/91:39 pm
PDX
-
LIR
2 stops21h 16m
United Airlines
Deal found 2/8$374
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Thu 2/198:35 am
LIR
-
PDX
1 stop16h 24m
United Airlines
Tue 3/35:05 am
PDX
-
LIR
1 stop9h 03m
United Airlines
Deal found 2/7$401
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Thu 2/198:35 am
LIR
-
PDX
1 stop16h 24m
United Airlines
Fri 2/275:05 am
PDX
-
LIR
1 stop9h 03m
United Airlines
Deal found 2/7$415
This United Airlines deal was found by Cheapflights users on 2/7. 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.
Sun 2/158:35 am
LIR
-
PDX
2 stops16h 24m
United Airlines
Wed 2/2511:59 pm
PDX
-
LIR
1 stop10h 56m
United Airlines
Deal found 2/7$422
This American Airlines deal was found by Cheapflights users on 2/7. 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 2/183:32 pm
LIR
-
PDX
1 stop29h 44m
American Airlines
Wed 2/2512:04 pm
PDX
-
LIR
1 stop22h 28m
American Airlines
Deal found 2/7$432

Find flight deals from Liberia to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Liberia (LIR) to Portland (PDX). 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 February 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$354
(United Airlines)

One-way from

$210
(American Airlines)
Provider with most accurate pricing for Liberia-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Liberia-Portland flights.
Search Deals
From Liberia to Portland
Search Deals
One-way flight from Liberia to Portland
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 10, 2026.
Use the filters below to find and compare flights from Liberia to Portland that are best for you.

Fly from

Liberia

Fly to

Portland

Route

Depart

Return

Price

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Wed 2/25

12:50 pm-11:14 pm

1 stop12h 24m

Portland

Wed 3/4

7:57 pm-11:24 am

2 stops13h 27m

$354

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Wed 2/25

12:50 pm-9:15 pm

1 stop10h 25m

Portland

Mon 3/2

7:57 pm-1:10 pm

2 stops15h 13m

$354

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Wed 2/25

12:50 pm-11:14 pm

1 stop12h 24m

Portland

Tue 3/3

7:57 pm-1:10 pm

2 stops15h 13m

$354

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Thu 3/5

7:08 pm-9:35 am

1 stop16h 27m

Portland

Mon 3/9

5:39 pm-6:36 am

1 stop11h 57m

$363

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Tue 5/5

12:29 pm-11:01 am

2 stops23h 32m

Portland

Tue 5/12

11:47 pm-1:10 pm

2 stops12h 23m

$368

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Thu 3/5

8:35 am-11:11 pm

1 stop16h 36m

Portland

Mon 3/9

7:49 pm-5:37 pm

2 stops20h 48m

$368

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Tue 3/3

3:29 pm-10:58 am

2 stops21h 29m

$210

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Mon 3/2

2:01 pm-3:27 pm

1 stop27h 26m

$216

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/7

  • Most accurate provider: When it comes to deals on Liberia-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Liberia-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Liberia-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Liberia-Portland 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 Liberia-Portland 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 Liberia to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Liberia 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 Liberia to Portland

What is the cheapest month to book a flight from Liberia to Portland?

Currently, April is the cheapest month in which you can book a flight from Liberia to Portland (average of $265). Flying from Liberia to Portland in June is currently the most expensive (average of $334). 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.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated February 10, 2026.
Read through reviews of airlines operating flights from Liberia to Portland, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,262 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,262 reviews
United Airlines
7.4
Good
9,262 reviews

Entertainment

7.1

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Liberia to Portland. 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 Liberia to Portland?

    There are many flights that can get you from Liberia to Portland in 12h 24m. Fly via United Airlines or Alaska Airlines to get the fastest option. There are 3254 mi between Liberia and Portland. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Liberia to Portland round-trip?

    Cheapflights users have booked flights from Liberia to Portland round-trip from $342.

  • What are the cheapest airlines to fly from Liberia to Portland one-way?

    One-way options have recently been found by users for as low as $198 on United Airlines. Other airlines that offer cheap prices include American Airlines from $202 and Alaska Airlines from $202 one-way.

  • Can I find deals for flights from Liberia to Portland that include hotel bookings?

    Yes. In addition to deals on Liberia to Portland flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Liberia to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Liberia to Portland.

  • Can I find deals for business class flights from Liberia to Portland?

    Yes. Cheapflights offers flight deals from Liberia to Portland 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 Liberia to Portland?

    Currently, April is the cheapest month in which you can book a flight from Liberia to Portland (average of $265). Flying from Liberia to Portland in June is currently the most expensive (average of $334). 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 Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Liberia to Portland

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

Top airline flying from Liberia to Portland

Discover the top airline that operate flights from Liberia to Portland. 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 February 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$342Average$489FlexibilityNo cancel feeOn-time69%

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