HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portland

$198+ 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 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
LIR — PDX
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Liberia to Portland with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Liberia to Portland

One-way flights from Liberia to Portland
Search for one-way flight options from Liberia to Portland. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/108:35 amLIR - PDX
2 stops35h 17mUnited Airlines
Deal found 9/10$198
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/1011:20 amLIR - PDX
1 stop13h 14mAlaska Airlines
Deal found 9/10$203
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Mon 11/103:13 pmLIR - PDX
2 stops21h 56mAmerican Airlines
Deal found 9/10$207
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Fri 1/23:27 pmLIR - PDX
1 stop11h 27mAmerican Airlines
Deal found 9/10$1,211
This United Airlines deal was found by Cheapflights users on 9/11. 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.
Fri 1/23:50 pmLIR - PDX
2 stops20h 11mUnited Airlines
Deal found 9/11$1,295

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 September 11, 2025.
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

Mon 11/10

8:35 am-5:52 pm

2 stops35h 17m

$198

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Mon 11/10

11:20 am-10:34 pm

1 stop13h 14m

$203

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Fri 1/2

3:27 pm-12:54 am

1 stop11h 27m

$1,211

LiberiaPortland

LIR - PDX

LIRPDX

Liberia

Fri 1/2

8:35 am-10:46 pm

2 stops16h 11m

$1,295

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

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, November is the cheapest month in which you can book a flight from Liberia to Portland (average of $277). Flying from Liberia to Portland in March is currently the most expensive (average of $368). 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 September 11, 2025.
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
8,937 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Comfort

7.3

Overall

7.4

Boarding

7.7

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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.

  • 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 $453.

  • 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 Alaska Airlines from $203 and American Airlines from $1,211 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, November is the cheapest month in which you can book a flight from Liberia to Portland (average of $277). Flying from Liberia to Portland in March is currently the most expensive (average of $368). 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
Beaverton
Clackamas
McMinnville
Lake Oswego
Hillsboro
Cannon Beach
Long Beach
Longview
Lincoln City
Tigard
Depoe Bay
Stevenson
Wilsonville
Pacific City
Troutdale
Tillamook
Gresham
Silverton

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 Medford flights
San José to Redmond flights
Liberia to Boise flights
San José to Eugene 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$453Average$496FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.