HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Liberia

$135+ Cheap flights from Oregon to Liberia (LIR)

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 9/20. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIR
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oregon to Liberia 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.

Cheap flight deals from Oregon to Liberia

Keep the following information in mind while searching for Oregon to Liberia flight deals. Data was last updated August 1, 2025.

Round-trip from

$313
(Alaska Airlines)

One-way from

$135
(American Airlines)

Popular in

March

Cheapest in

January

Average price

$541
From Oregon to Liberia
Search Deals
One-way flight from Oregon to Liberia
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($75 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Oregon to Liberia

Cheapest flights from Oregon to Liberia
Explore the most affordable flight options available from Oregon to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 1, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 9/172:50 pmPDX - LIR
1 stop14h 30mAlaska Airlines
Thu 9/2511:20 amLIR - PDX
1 stop13h 19mAlaska Airlines
Deal found 7/31$313
This United Airlines deal was found by Cheapflights users on 7/30. 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 12/107:00 amPDX - LIR
1 stop9h 37mUnited Airlines
Tue 12/168:35 amLIR - PDX
2 stops16h 17mUnited Airlines
Deal found 7/30$345
This American Airlines deal was found by Cheapflights users on 7/30. 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 11/115:42 pmPDX - LIR
2 stops18h 26mAmerican Airlines
Tue 11/183:08 pmLIR - PDX
2 stops21h 50mAmerican Airlines
Deal found 7/30$349
This Delta deal was found by Cheapflights users on 7/31. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/19:58 amPDX - LIR
2 stops25h 42mDelta
Wed 11/122:10 pmLIR - PDX
2 stops20h 28mDelta
Deal found 7/31$363
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/146:35 amBOI - LIR
2 stops23h 45mAlaska Airlines
Sun 9/2111:20 amLIR - BOI
2 stops23h 17mAlaska Airlines
Deal found 7/30$397
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Sat 9/1312:02 pmMFR - LIR
2 stops17h 18mAlaska Airlines
Sat 9/2011:20 amLIR - MFR
2 stops14h 13mAlaska Airlines
Deal found 7/30$449
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Sun 9/141:37 pmBOI - LIR
1 stop23h 25mAmerican Airlines
Sun 9/212:01 pmLIR - BOI
1 stop22h 47mAmerican Airlines
Deal found 7/30$540
This United Airlines deal was found by Cheapflights users on 7/31. 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 12/121:54 pmRDM - LIR
2 stops23h 57mUnited Airlines
Sat 12/204:53 pmLIR - RDM
1 stop30h 31mUnited Airlines
Deal found 7/31$594
This Delta deal was found by Cheapflights users on 7/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/303:30 pmBOI - LIR
2 stops20h 25mDelta
Tue 1/62:20 pmLIR - BOI
1 stop10h 22mDelta
Deal found 7/30$606
This American Airlines deal was found by Cheapflights users on 7/30. 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 12/123:13 pmRDM - LIR
2 stops20h 51mAmerican Airlines
Sat 12/204:00 pmLIR - RDM
2 stops22h 53mAmerican Airlines
Deal found 7/30$642
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/135:00 amEUG - LIR
1 stop9h 25mUnited Airlines
Wed 8/271:20 pmLIR - EUG
2 stops24h 35mUnited Airlines
Deal found 7/31$658
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Wed 8/137:32 pmEUG - LIR
1 stop9h 48mAlaska Airlines
Wed 8/2711:20 amLIR - EUG
1 stop13h 38mAlaska Airlines
Deal found 7/30$800

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oregon to Liberia 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 August 1, 2025.
Use the filters below to find and compare flights from Oregon to Liberia that are best for you.

Fly from

Oregon

Fly to

Liberia

Route

Depart

Return

Price

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Wed 9/17

2:50 pm-6:20 am

1 stop14h 30m

Liberia

Thu 9/25

11:20 am-11:39 pm

1 stop13h 19m

$313

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Wed 12/10

7:00 am-6:37 pm

1 stop9h 37m

Liberia

Tue 12/16

8:35 am-10:52 pm

2 stops16h 17m

$345

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Tue 11/11

5:42 pm-2:08 pm

2 stops18h 26m

Liberia

Tue 11/18

3:08 pm-10:58 am

2 stops21h 50m

$349

PortlandLiberia

PDX - LIR

PDXLIR

Portland

Sat 11/1

9:58 am-12:40 pm

2 stops25h 42m

Liberia

Wed 11/12

2:10 pm-8:38 am

2 stops20h 28m

$363

BoiseLiberia

BOI - LIR

BOILIR

Boise Air Term. Gowen Fld

Sun 9/14

6:35 am-6:20 am

2 stops23h 45m

Liberia

Sun 9/21

11:20 am-10:37 am

2 stops23h 17m

$397

MedfordLiberia

MFR - LIR

MFRLIR

Medford

Sat 9/13

12:02 pm-6:20 am

2 stops17h 18m

Liberia

Sat 9/20

11:20 am-12:33 am

2 stops14h 13m

$449

BoiseLiberia

BOI - LIR

BOILIR

Boise Air Term. Gowen Fld

Thu 1/22

5:22 pm-1:08 pm

2 stops18h 46m

Liberia

Tue 1/27

12:50 pm-9:16 pm

1 stop9h 26m

$509

BoiseLiberia

BOI - LIR

BOILIR

Boise Air Term. Gowen Fld

Sun 9/14

1:37 pm-1:02 pm

1 stop23h 25m

Liberia

Sun 9/21

2:01 pm-12:48 pm

1 stop22h 47m

$540

RedmondLiberia

RDM - LIR

RDMLIR

Bend/Redmond

Fri 12/12

1:54 pm-3:51 pm

2 stops23h 57m

Liberia

Sat 12/20

4:53 pm-9:24 pm

1 stop30h 31m

$594

BoiseLiberia

BOI - LIR

BOILIR

Boise Air Term. Gowen Fld

Tue 12/30

3:30 pm-12:55 pm

2 stops20h 25m

Liberia

Tue 1/6

2:20 pm-11:42 pm

1 stop10h 22m

$606

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from Oregon to Liberia

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

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

Currently, October is the cheapest month in which you can book a flight from Oregon to Liberia (average of $496). Flying from Oregon to Liberia in March is currently the most expensive (average of $710). 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.

What is the cheapest time of day to fly from OR to LIR?

Find hourly flight availability from Oregon to Liberia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2025.

When flying from Oregon to Liberia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Liberia

Get insights into the airlines that provide service to Liberia. 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 Liberia. Reviews last updated August 1, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and United Airlines from Oregon to Liberia to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,981 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
United Airlines
7.4
Good
8,900 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
WestJet
7.2
Good
2,978 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Entertainment

7.1

Crew

8.5

Overall

8.0

Comfort

7.8

Boarding

8.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Oregon to Liberia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Liberia from Oregon?

    Located just 7.7 mi from the city center, Liberia (LIR) is the airport most travelers will use when flying to Liberia from Oregon.

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

    The cheapest airlines for a one-way flight from Oregon to Liberia are American Airlines ($135), United Airlines ($141), and Delta ($171).

  • What are the most popular routes from Oregon to Liberia?

    While some choose either Boise Air Term. Gowen Fld - Liberia or Eugene - Liberia, Portland - Liberia is the most popular route from Oregon to Liberia.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Oregon to Liberia (average of $496). Flying from Oregon to Liberia in March is currently the most expensive (average of $710). 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

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 Oregon to Liberia

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to San José flights
Newark to San José flights
Los Angeles to San José flights
LaGuardia to San José flights
Miami to San José flights
Hobby to San José flights
Dulles Intl to San José flights
San Francisco to San José flights
O'Hare Intl to San José flights
Atlanta to San José flights
John F Kennedy Intl to Liberia flights
Newark to Liberia flights
George Bush Intcntl to San José flights
Denver to San José flights
O'Hare Intl to Liberia flights
Baltimore to San José flights
Fort Lauderdale to San José flights
Los Angeles to Liberia flights
Reagan-National to San José flights
Dallas/Fort Worth to San José flights
Orlando to San José flights
LaGuardia to Liberia flights
Boston to San José flights
Reno to San José flights
Salt Lake City to San José flights
Minneapolis to Liberia flights
Seattle to San José flights
Denver to Liberia flights
Ontario to San José flights
San Francisco to Liberia flights
Dulles Intl to Liberia flights
Salt Lake City to Liberia flights
Boston to Liberia flights
Sky Harbor Intl to San José flights
Raleigh to San José flights
Oakland to San José flights
Atlanta to Liberia flights
Ontario to Liberia flights
Midway to San José flights
Dallas/Fort Worth to Liberia flights
Charlotte to San José flights
Minneapolis to San José flights
Baltimore to Liberia flights
Hobby to Liberia flights
Austin to San José flights
Philadelphia to San José flights
Reagan-National to Liberia flights
San Diego to San José flights
San Jose to San José flights
Miami to Liberia flights

Top 3 airlines flying from Oregon to Liberia

Discover the top 3 airlines that operate flights from Oregon to Liberia. 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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$409Average$649FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$421Average$675FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$429Average$616FlexibilityNo cancel feeOn-time75%

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.