$202+ Cheap flights from Portland (PDX) 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIR
Jul 4 — Jul 111
Round-trip
1 adult, Economy
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Find cheap flights from Portland 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
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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 Portland to Liberia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Portland to LiberiaExplore the most affordable flight options available from Portland to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
Explore the most affordable flight options available from Portland to Liberia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 4, 2026.
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Sat 11/1410:45 pm
PDX
- LIR
1 stop13h 28m
American Airlines
Thu 12/103:10 pm
LIR
- PDX
1 stop9h 46m
American Airlines
Deal found 6/1![American Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 10/1711:55 pm
PDX
- LIR
1 stop11h 15m
United Airlines
Tue 10/277:35 am
LIR
- PDX
1 stop16h 36m
United Airlines
Deal found 6/3![United Airlines logo]()
$450
This American Airlines deal was found by Cheapflights users on 5/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1311:08 pm
PDX
- LIR
2 stops13h 10m
American Airlines
Sat 9/192:18 pm
LIR
- PDX
2 stops21h 37m
American Airlines
Deal found 5/31![American Airlines logo]()
$455
This American Airlines deal was found by Cheapflights users on 5/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:15 pm
PDX
- LIR
1 stop13h 12m
American Airlines
Thu 8/272:15 pm
LIR
- PDX
1 stop28h 15m
American Airlines
Deal found 5/31![American Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Sat 10/247:15 pm
PDX
- LIR
2 stops15h 55m
United Airlines
Sat 10/3111:50 am
LIR
- PDX
1 stop11h 48m
United Airlines
Deal found 6/2![United Airlines logo]()
$464
This United Airlines deal was found by Cheapflights users on 6/1. 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 11/67:10 am
PDX
- LIR
1 stop9h 27m
United Airlines
Fri 11/138:35 am
LIR
- PDX
1 stop16h 36m
United Airlines
Deal found 6/1![United Airlines logo]()
$473
This American Airlines deal was found by Cheapflights users on 6/1. 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 6/2910:59 pm
PDX
- LIR
2 stops13h 19m
American Airlines
Sat 7/113:41 pm
LIR
- PDX
1 stop10h 14m
American Airlines
Deal found 6/1![American Airlines logo]()
$505
This United Airlines deal was found by Cheapflights users on 6/1. 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 11/115:15 am
PDX
- LIR
1 stop8h 53m
United Airlines
Fri 11/208:35 am
LIR
- PDX
2 stops18h 19m
United Airlines
Deal found 6/1![United Airlines logo]()
$515
Best flights from Portland to LiberiaDiscover carefully curated flight deals from Portland to Liberia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
Discover carefully curated flight deals from Portland to Liberia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 4, 2026.
This United Airlines deal was found by Cheapflights users on 6/3. 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 10/287:10 am
PDX
- LIR
1 stop9h 27m
United Airlines
Fri 10/3011:50 am
LIR
- PDX
1 stop11h 48m
United Airlines
Deal found 6/3![United Airlines logo]()
$556
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Fri 10/95:45 pm
PDX
- LIR
2 stops25h 39m
Alaska Airlines
Tue 10/209:16 am
LIR
- PDX
1 stop14h 42m
Alaska Airlines
Deal found 6/1![Alaska Airlines logo]()
$689
This Southwest deal was found by Cheapflights users on 6/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/267:40 pm
PDX
- LIR
2 stops16h 25m
Southwest
Sat 7/1111:50 am
LIR
- PDX
2 stops13h 05m
Southwest
Deal found 6/2![Southwest logo]()
$723
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Sat 8/154:07 pm
PDX
- LIR
2 stops19h 03m
United Airlines
Sat 8/291:20 pm
LIR
- PDX
3 stops21h 51m
United Airlines
Deal found 6/2![United Airlines logo]()
$643
This United Airlines deal was found by Cheapflights users on 6/4. 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.
Sat 7/1111:59 pm
PDX
- LIR
1 stop8h 51m
United Airlines
Sat 7/1811:10 am
LIR
- PDX
2 stops23h 38m
United Airlines
Deal found 6/4![United Airlines logo]()
$649
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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 8/89:27 pm
PDX
- LIR
1 stop19h 02m
Alaska Airlines
Mon 8/176:39 pm
LIR
- PDX
2 stops23h 08m
Alaska Airlines
Deal found 5/30![Alaska Airlines logo]()
$725
This United Airlines deal was found by Cheapflights users on 6/2. 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 7/136:50 pm
PDX
- LIR
2 stops16h 20m
United Airlines
Sat 7/181:03 pm
LIR
- PDX
1 stop21h 31m
United Airlines
Deal found 6/2![United Airlines logo]()
$709
This United Airlines deal was found by Cheapflights users on 5/30. 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 7/81:14 pm
PDX
- LIR
2 stops25h 05m
United Airlines
Wed 7/153:27 pm
LIR
- PDX
2 stops19h 20m
United Airlines
Deal found 5/30![United Airlines logo]()
$709
Last-minute flights from Portland to LiberiaDiscover last-minute flight deals from Portland to Liberia. Data last updated June 4, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Liberia. Data last updated June 4, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/30. 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 6/512:40 am
PDX
- LIR
2 stops11h 38m
American Airlines
Sat 6/132:21 pm
LIR
- PDX
1 stop21h 04m
American Airlines
Deal found 5/30![American Airlines logo]()
$539
This American Airlines deal was found by Cheapflights users on 5/30. 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.
Wed 6/1010:40 pm
PDX
- LIR
2 stops13h 38m
American Airlines
Wed 6/2412:22 pm
LIR
- PDX
1 stop12h 37m
American Airlines
Deal found 5/30![American Airlines logo]()
$574
This American Airlines deal was found by Cheapflights users on 6/1. 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 6/2910:59 pm
PDX
- LIR
2 stops13h 19m
American Airlines
Sat 7/113:41 pm
LIR
- PDX
1 stop10h 14m
American Airlines
Deal found 6/1![American Airlines logo]()
$505
This American Airlines deal was found by Cheapflights users on 6/2. 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.
Sat 7/411:15 pm
PDX
- LIR
2 stops13h 00m
American Airlines
Thu 7/93:40 pm
LIR
- PDX
1 stop10h 15m
American Airlines
Deal found 6/2![American Airlines logo]()
$549
This United Airlines deal was found by Cheapflights users on 6/2. 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.
Sat 7/411:50 pm
PDX
- LIR
1 stop9h 00m
United Airlines
Thu 7/911:10 am
LIR
- PDX
1 stop12h 38m
United Airlines
Deal found 6/2![United Airlines logo]()
$580
This KAYAK deal was found by Cheapflights users on 5/31. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/81:45 pm
PDX
- LIR
2 stops20h 37m
GOL
Wed 7/152:15 pm
LIR
- PDX
2 stops32h 35m
GOL
Deal found 5/31![GOL logo]()
$601
This American Airlines deal was found by Cheapflights users on 5/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1011:15 pm
PDX
- LIR
1 stop13h 12m
American Airlines
Thu 8/272:15 pm
LIR
- PDX
1 stop28h 15m
American Airlines
Deal found 5/31![American Airlines logo]()
$461
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Sat 7/111:14 pm
PDX
- LIR
2 stops19h 36m
United Airlines
Sat 7/181:03 pm
LIR
- PDX
1 stop21h 31m
United Airlines
Deal found 5/31![United Airlines logo]()
$589
This American Airlines deal was found by Cheapflights users on 6/2. 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 7/1212:45 am
PDX
- LIR
1 stop12h 55m
American Airlines
Mon 7/203:40 pm
LIR
- PDX
1 stop10h 15m
American Airlines
Deal found 6/2![American Airlines logo]()
$564
This KAYAK deal was found by Cheapflights users on 6/2. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:41 pm
PDX
- LIR
2 stops36h 34m
GOL
Mon 7/2012:22 pm
LIR
- PDX
2 stops23h 14m
GOL
Deal found 6/2![GOL logo]()
$598
One-way flights from Portland to LiberiaSearch for one-way flight options from Portland to Liberia. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
Search for one-way flight options from Portland to Liberia. Find affordable one-way fares based on user searches. Data last updated June 4, 2026.
This United Airlines deal was found by Cheapflights users on 6/3. 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 6/1711:59 pm
PDX
- LIR
1 stop8h 51m
United Airlines
Deal found 6/3![United Airlines logo]()
$202
This United Airlines deal was found by Cheapflights users on 6/3. 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 6/2610:40 pm
PDX
- LIR
1 stop12h 13m
United Airlines
Deal found 6/3![United Airlines logo]()
$216
This American Airlines deal was found by Cheapflights users on 5/31. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:07 pm
PDX
- LIR
1 stop22h 40m
American Airlines
Deal found 5/31![American Airlines logo]()
$218
This United Airlines deal was found by Cheapflights users on 6/2. 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 6/251:02 pm
PDX
- LIR
1 stop19h 48m
United Airlines
Deal found 6/2![United Airlines logo]()
$239
This American Airlines deal was found by Cheapflights users on 6/3. 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.
Sat 6/2710:59 pm
PDX
- LIR
2 stops13h 19m
American Airlines
Deal found 6/3![American Airlines logo]()
$252
This American Airlines deal was found by Cheapflights users on 6/1. 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 9/61:38 pm
PDX
- LIR
2 stops20h 49m
American Airlines
Deal found 6/1![American Airlines logo]()
$262
This United Airlines deal was found by Cheapflights users on 6/1. 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 9/1010:50 am
PDX
- LIR
2 stops24h 20m
United Airlines
Deal found 6/1![United Airlines logo]()
$276
This American Airlines deal was found by Cheapflights users on 6/1. 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.
Sat 9/511:34 pm
PDX
- LIR
2 stops13h 04m
American Airlines
Deal found 6/1![American Airlines logo]()
$281
This American Airlines deal was found by Cheapflights users on 6/1. 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 9/711:34 pm
PDX
- LIR
2 stops36h 44m
American Airlines
Deal found 6/1![American Airlines logo]()
$283
Find flight deals from Portland to Liberia
Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Liberia (LIR). 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 June 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $436 (American Airlines) |
One-way from | $202 (United Airlines) |
Popular in | March |
Cheapest in | September |
Average price | $668 |
Cheapflights Fare Finder
Customize your flight search to find flights from Portland 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 June 4, 2026.
Use the filters below to find and compare flights from Portland to Liberia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 10/28
7:10 am-5:37 pm
1 stop9h 27m
Liberia
Fri 10/30
11:50 am-10:38 pm
1 stop11h 48m
$556
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 8/15
4:07 pm-12:10 pm
2 stops19h 03m
Liberia
Sat 8/29
1:20 pm-10:11 am
3 stops21h 51m
$643
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 7/11
11:59 pm-9:50 am
1 stop8h 51m
Liberia
Sat 7/18
11:10 am-9:48 am
2 stops23h 38m
$649
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Fri 10/9
5:45 pm-8:24 pm
2 stops25h 39m
Liberia
Tue 10/20
9:16 am-10:58 pm
1 stop14h 42m
$689
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Mon 7/13
6:50 pm-12:10 pm
2 stops16h 20m
Liberia
Sat 7/18
1:03 pm-9:34 am
1 stop21h 31m
$709
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 7/8
1:14 pm-3:19 pm
2 stops25h 05m
Liberia
Wed 7/15
3:27 pm-9:47 am
2 stops19h 20m
$709
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Fri 6/26
7:40 pm-1:05 pm
2 stops16h 25m
Liberia
Sat 7/11
11:50 am-11:55 pm
2 stops13h 05m
$723
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 8/8
9:27 pm-5:29 pm
1 stop19h 02m
Liberia
Mon 8/17
6:39 pm-4:47 pm
2 stops23h 08m
$725
Cheapest one-way
Quickest one-way
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 6/17
11:59 pm-9:50 am
1 stop8h 51m
$202
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Fri 6/26
10:40 pm-11:53 am
1 stop12h 13m
$216
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Portland to Liberia
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Liberia in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Liberia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Liberia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Liberia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Liberia 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 Portland-Liberia 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 Portland to Liberia
Have a flexible travel schedule? Discover the best time to fly to Liberia from Portland with our price prediction graph.
PDX-LIR
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 Portland to Liberia
How far ahead should I book a flight from Portland to Liberia?
The best time to book flights from Portland to Liberia is 69 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest month to book a flight from Portland to Liberia?
Currently, September is the cheapest month in which you can book a flight from Portland to Liberia (average of $467). Flying from Portland to Liberia in March is currently the most expensive (average of $673). 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.
How much does it cost to fly round-trip from Portland to Liberia?
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 June 4, 2026.
Read through reviews of airlines operating flights from Portland to Liberia, such as Alaska Airlines,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Entertainment
7.0
Boarding
8.1
Crew
8.5
Overall
7.9
Food
7.1
Comfort
7.8
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Related info for your journey
Find useful and relevant information for your journey from Portland to Liberia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Liberia?
Book flights to Liberia if you plan to visit one of these locationsCulebra
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.
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Complete your trip
Complete your trip to Liberia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Liberia by cabin class
Find flights from Portland to Liberia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Liberia
Explore flights to Liberia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 4, 2026.
Portland and Liberia flights
Browse other Portland and Liberia flight options. Last updated on June 4, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on June 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Portland to Liberia
Discover the top 3 airlines that operate flights from Portland 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 June 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$344 | Average$576 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$344 | Average$582 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$348 | Average$547 | FlexibilityNo cancel fee | On-time69% |