$267+ Cheap flights from Portland (PDX) to Liberia (LIR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIR
Oct 15 — Oct 221
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
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 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 September 15, 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 September 15, 2026.
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/711:49 pm -
1 stop12h 46m
Sat 11/143:17 pm -
1 stop10h 26m
Deal found 9/14![American Airlines logo]()
$516
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/1810:55 pm -
2 stops13h 48m
Sat 10/242:44 pm -
2 stops21h 21m
Deal found 9/12![American Airlines logo]()
$521
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/283:40 pm -
2 stops19h 30m
Wed 11/412:50 pm -
1 stop10h 23m
Deal found 9/13![United Airlines logo]()
$524
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.
Sat 11/289:45 pm -
2 stops13h 25m
Fri 12/42:20 pm -
1 stop10h 48m
Deal found 9/10![United Airlines logo]()
$525
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/911:57 am -
2 stops22h 36m
Wed 2/31:39 pm -
2 stops23h 30m
Deal found 9/11![American Airlines logo]()
$529
This Gotogate deal was found by Cheapflights users on 9/12. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:10 pm -
2 stops17h 00m
Thu 11/193:10 pm -
2 stops25h 31m
Deal found 9/12![Air Canada logo]()
$530
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/1711:49 pm -
1 stop12h 54m
Sat 10/242:44 pm -
2 stops21h 21m
Deal found 9/12![American Airlines logo]()
$538
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:46 am -
2 stops25h 14m
Wed 9/301:25 pm -
2 stops21h 26m
Deal found 9/10![Delta logo]()
$539
This American Airlines deal was found by Cheapflights users on 9/15. 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 11/1711:49 pm -
1 stop12h 46m
Tue 11/243:23 pm -
1 stop10h 53m
Deal found 9/15![American Airlines logo]()
$541
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.
Sat 10/3112:02 am -
2 stops13h 15m
Sat 11/143:17 pm -
1 stop28h 31m
Deal found 9/10![American Airlines logo]()
$542
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/303:15 pm -
1 stop14h 20m
Wed 1/133:10 pm -
2 stops25h 31m
Deal found 9/14![Air Canada logo]()
$544
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 September 15, 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 September 15, 2026.
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/283:40 pm -
2 stops19h 30m
Wed 11/412:50 pm -
1 stop10h 23m
Deal found 9/13![United Airlines logo]()
$524
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:46 am -
2 stops25h 14m
Wed 9/301:25 pm -
2 stops21h 26m
Deal found 9/10![Delta logo]()
$539
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/45:29 pm -
2 stops17h 16m
Sat 12/123:25 pm -
2 stops27h 00m
Deal found 9/11![Delta logo]()
$551
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.
Thu 10/153:23 pm -
2 stops19h 47m
Sun 10/2511:50 am -
1 stop10h 23m
Deal found 9/11![United Airlines logo]()
$566
This Delta deal was found by Cheapflights users on 9/14. 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.
Fri 10/237:10 pm -
2 stops15h 25m
Sun 11/12:00 pm -
2 stops24h 11m
Deal found 9/14![Delta logo]()
$571
This Delta deal was found by Cheapflights users on 9/14. 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.
Thu 11/125:29 pm -
2 stops17h 16m
Sat 11/213:25 pm -
2 stops26h 56m
Deal found 9/14![Delta logo]()
$571
This Delta deal was found by Cheapflights users on 9/12. 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 12/55:29 pm -
2 stops17h 16m
Mon 12/142:00 pm -
2 stops24h 03m
Deal found 9/12![Delta logo]()
$571
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/65:59 pm -
2 stops16h 46m
Mon 1/113:25 pm -
2 stops33h 01m
Deal found 9/11![Delta logo]()
$571
Last-minute flights from Portland to LiberiaDiscover last-minute flight deals from Portland to Liberia. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Liberia. Data last updated September 15, 2026 and is based on user searches.
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.
Thu 9/245:45 pm -
2 stops19h 02m
Sun 9/272:18 pm -
1 stop10h 05m
Deal found 9/10![American Airlines logo]()
$556
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/269:46 am -
2 stops25h 14m
Wed 9/301:25 pm -
2 stops21h 26m
Deal found 9/10![Delta logo]()
$539
This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 10/125:14 pm -
2 stops17h 21m
Mon 10/191:00 pm -
2 stops22h 41m
Deal found 9/14![Delta logo]()
$561
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/1611:49 pm -
1 stop12h 54m
Fri 10/232:18 pm -
1 stop10h 21m
Deal found 9/12![American Airlines logo]()
$545
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/1711:49 pm -
1 stop12h 54m
Sat 10/242:44 pm -
2 stops21h 21m
Deal found 9/12![American Airlines logo]()
$538
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/1810:55 pm -
2 stops13h 48m
Sat 10/242:44 pm -
2 stops21h 21m
Deal found 9/12![American Airlines logo]()
$521
This American Airlines deal was found by Cheapflights users on 9/12. 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 10/186:09 pm -
2 stops18h 09m
Sun 10/252:44 pm -
2 stops21h 21m
Deal found 9/12![American Airlines logo]()
$555
This United Airlines deal was found by Cheapflights users on 9/14. 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 10/237:29 pm -
2 stops15h 41m
Sun 11/12:20 pm -
1 stop10h 55m
Deal found 9/14![United Airlines logo]()
$566
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:05 am -
2 stops29h 05m
Thu 10/292:10 pm -
2 stops25h 31m
Deal found 9/10![Air Canada logo]()
$562
This United Airlines deal was found by Cheapflights users on 9/13. 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 10/283:40 pm -
2 stops19h 30m
Wed 11/412:50 pm -
1 stop10h 23m
Deal found 9/13![United Airlines logo]()
$524
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 September 15, 2026.
Search for one-way flight options from Portland to Liberia. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1011:09 pm -
2 stops13h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$267
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/112:34 pm -
2 stops19h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$278
This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/307:00 am -
2 stops29h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Air Canada logo]()
$279
This Delta deal was found by Cheapflights users on 9/14. 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.
Mon 9/2110:57 pm -
1 stop12h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Delta logo]()
$291
This American Airlines deal was found by Cheapflights users on 9/13. 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 9/212:07 pm -
2 stops22h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![American Airlines logo]()
$352
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/109:30 am -
3 stops43h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$355
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:00 pm -
1 stop13h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![American Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 9/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:26 am -
3 stops22h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$365
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/135:43 pm -
3 stops35h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$366
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/119:32 pm -
3 stops55h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Multiple Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 9/13. 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 9/213:43 pm -
3 stops43h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![United Airlines logo]()
$387
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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $516 (American Airlines) |
One-way from | $267 (American Airlines) |
Popular in | June |
Cheapest in | April |
Average price | $550 |
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 7,457,451 searches. Data last updated September 15, 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
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Fri 11/13
7:26 pm-1:10 pm
2 stops15h 44m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$267
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Tue 11/3
11:09 pm-2:17 pm
2 stops13h 08m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$267
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Fri 11/13
11:18 pm-2:10 pm
1 stop12h 52m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$267
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Tue 11/10
11:09 pm-2:17 pm
2 stops13h 08m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$267
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Mon 11/30
4:44 pm-7:04 am
1 stop12h 20m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$278
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Mon 11/30
7:00 am-2:10 pm
2 stops29h 10m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$279
Quickest round-trip
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Mon 9/21
10:57 pm-12:00 pm
1 stop12h 03m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$291
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Mon 9/21
3:43 pm-12:10 pm
3 stops43h 27m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$393
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Wed 10/28
3:40 pm-12:10 pm
2 stops19h 30m
Liberia
Wed 11/4
12:50 pm-9:13 pm
1 stop10h 23m
$524
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Sat 9/26
9:46 am-12:00 pm
2 stops25h 14m
Liberia
Wed 9/30
1:25 pm-9:51 am
2 stops21h 26m
$539
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| 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, April is the cheapest month in which you can book a flight from Portland to Liberia (average of $484). Flying from Portland to Liberia in June is currently the most expensive (average of $801). 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?
Airfare is typical for this route at the moment.
Portland to Liberia flights typically cost between $490 and $564 in November.The cheapest round-trip price found within the last 5 days was $516 on American Airlines (Nov 7-Nov 14).
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 September 15, 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.
Comfort
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Comfort
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Comfort
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Comfort
7.8
Overall
7.9
Boarding
8.1
Crew
8.5
Entertainment
7.0
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
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.
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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 September 15, 2026.
Portland and Liberia flights
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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 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$344 | Average$664 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$346 | Average$582 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$348 | Average$568 | FlexibilityNo cancel fee | On-time69% |