$281+ 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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIR
Nov 21 — Nov 281
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
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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 October 22, 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 October 22, 2026.
This American Airlines deal was found by Cheapflights users on 10/17. 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 12/811:13 pm -
2 stops13h 06m
Thu 12/173:15 pm -
1 stop10h 33m
Deal found 10/17![American Airlines logo]()
$549
This United Airlines deal was found by Cheapflights users on 10/20. 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 12/47:25 pm -
2 stops15h 31m
Fri 12/111:00 pm -
1 stop10h 15m
Deal found 10/20![United Airlines logo]()
$576
This American Airlines deal was found by Cheapflights users on 10/20. 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 12/411:39 pm -
2 stops12h 40m
Fri 12/111:35 pm -
1 stop12h 38m
Deal found 10/20![American Airlines logo]()
$580
This Delta deal was found by Cheapflights users on 10/17. 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 12/51:00 pm -
2 stops21h 45m
Thu 12/243:25 pm -
2 stops26h 08m
Deal found 10/17![Delta logo]()
$581
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/162:34 pm -
2 stops19h 59m
Thu 11/193:32 pm -
2 stops21h 35m
Deal found 10/21![American Airlines logo]()
$584
This Delta deal was found by Cheapflights users on 10/17. 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 12/59:59 am -
2 stops24h 46m
Tue 12/223:25 pm -
2 stops20h 41m
Deal found 10/17![Delta logo]()
$605
This BusinessClass deal was found by Cheapflights users on 10/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:00 am -
2 stops29h 33m
Thu 11/191:31 pm -
1 stop12h 41m
Deal found 10/21![GOL logo]()
$606
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/137:15 pm -
2 stops15h 55m
Sun 11/221:00 pm -
1 stop12h 09m
Deal found 10/20![United Airlines logo]()
$607
This BusinessClass deal was found by Cheapflights users on 10/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/122:32 pm -
2 stops21h 47m
Fri 12/1811:58 am -
1 stop14h 36m
Deal found 10/21![GOL logo]()
$608
This American Airlines deal was found by Cheapflights users on 10/17. 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 12/71:30 pm -
2 stops21h 05m
Sat 12/1911:58 am -
2 stops14h 01m
Deal found 10/17![American Airlines logo]()
$609
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/611:30 pm -
1 stop11h 26m
Sat 11/142:20 pm -
2 stops21h 16m
Deal found 10/17![United Airlines logo]()
$611
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 October 22, 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 October 22, 2026.
This United Airlines deal was found by Cheapflights users on 10/20. 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 1/115:00 am -
1 stop9h 10m
Fri 1/221:00 pm -
1 stop10h 15m
Deal found 10/20![United Airlines logo]()
$545
This Delta deal was found by Cheapflights users on 10/17. 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 1/41:38 pm -
2 stops20h 57m
Fri 1/153:25 pm -
2 stops27h 03m
Deal found 10/17![Delta logo]()
$551
This United Airlines deal was found by Cheapflights users on 10/21. 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 1/175:00 am -
1 stop9h 10m
Sun 1/318:45 am -
1 stop16h 30m
Deal found 10/21![United Airlines logo]()
$576
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/75:00 am -
1 stop9h 10m
Sat 12/1912:30 pm -
1 stop12h 37m
Deal found 10/17![United Airlines logo]()
$576
This Delta deal was found by Cheapflights users on 10/19. 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 10/275:15 pm -
2 stops17h 30m
Mon 11/22:00 pm -
2 stops24h 03m
Deal found 10/19![Delta logo]()
$635
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/105:00 am -
1 stop9h 10m
Wed 12/162:20 pm -
2 stops21h 19m
Deal found 10/21![United Airlines logo]()
$580
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/135:00 am -
1 stop9h 10m
Sun 11/229:25 am -
1 stop13h 37m
Deal found 10/20![United Airlines logo]()
$607
This United Airlines deal was found by Cheapflights users on 10/21. 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.
Tue 11/35:00 am -
1 stop9h 10m
Tue 11/102:20 pm -
2 stops25h 02m
Deal found 10/21![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 10/21. 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 12/94:27 pm -
1 stop21h 43m
Mon 12/142:20 pm -
1 stop10h 55m
Deal found 10/21![United Airlines logo]()
$717
This United Airlines deal was found by Cheapflights users on 10/21. 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 11/165:00 am -
1 stop9h 10m
Thu 11/191:00 pm -
1 stop12h 09m
Deal found 10/21![United Airlines logo]()
$737
Last-minute flights from Portland to LiberiaDiscover last-minute flight deals from Portland to Liberia. Data last updated October 22, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Liberia. Data last updated October 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/19. 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.
Tue 10/274:25 pm -
2 stops18h 45m
Mon 11/22:20 pm -
1 stop10h 55m
Deal found 10/19![United Airlines logo]()
$631
This American Airlines deal was found by Cheapflights users on 10/21. 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 10/312:25 pm -
2 stops22h 52m
Fri 11/131:33 pm -
1 stop12h 26m
Deal found 10/21![American Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/611:30 pm -
1 stop11h 26m
Sat 11/142:20 pm -
2 stops21h 16m
Deal found 10/17![United Airlines logo]()
$611
This BusinessClass deal was found by Cheapflights users on 10/17. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/61:22 pm -
2 stops22h 55m
Sat 11/143:01 pm -
2 stops22h 06m
Deal found 10/17![GOL logo]()
$643
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/1211:00 pm -
1 stop13h 17m
Sat 11/213:25 pm -
1 stop10h 51m
Deal found 10/21![American Airlines logo]()
$651
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/137:15 pm -
2 stops15h 55m
Sun 11/221:00 pm -
1 stop12h 09m
Deal found 10/20![United Airlines logo]()
$607
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/1311:09 pm -
2 stops13h 08m
Sun 11/223:32 pm -
2 stops21h 35m
Deal found 10/20![American Airlines logo]()
$616
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/163:40 pm -
2 stops19h 30m
Tue 11/242:20 pm -
1 stop10h 55m
Deal found 10/20![United Airlines logo]()
$576
This American Airlines deal was found by Cheapflights users on 10/21. 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 11/162:34 pm -
2 stops19h 59m
Thu 11/193:32 pm -
2 stops21h 35m
Deal found 10/21![American Airlines logo]()
$584
This BusinessClass deal was found by Cheapflights users on 10/21. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:00 am -
2 stops29h 33m
Thu 11/191:31 pm -
1 stop12h 41m
Deal found 10/21![GOL logo]()
$606
This Alaska Airlines deal was found by Cheapflights users on 10/17. 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 11/279:30 pm -
1 stop18h 34m
Thu 12/177:12 pm -
1 stop16h 21m
Deal found 10/17![Alaska Airlines logo]()
$650
This United Airlines deal was found by Cheapflights users on 10/17. 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 11/287:09 am -
1 stop9h 25m
Fri 12/188:45 am -
2 stops15h 51m
Deal found 10/17![United Airlines logo]()
$580
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 October 22, 2026.
Search for one-way flight options from Portland to Liberia. Find affordable one-way fares based on user searches. Data last updated October 22, 2026.
This Delta deal was found by Cheapflights users on 10/18. 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 1/111:38 pm -
2 stops20h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![Delta logo]()
$281
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/125:00 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 10/18. 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.
Tue 1/125:00 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$310
This United Airlines deal was found by Cheapflights users on 10/18. 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 1/1412:45 pm -
1 stop22h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/18![United Airlines logo]()
$314
This American Airlines deal was found by Cheapflights users on 10/17. 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 11/1211:00 pm -
1 stop13h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![American Airlines logo]()
$331
This Air Canada deal was found by Cheapflights users on 10/20. 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 11/27:15 pm -
2 stops40h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![Air Canada logo]()
$332
This United Airlines deal was found by Cheapflights users on 10/17. 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 12/912:55 pm -
1 stop22h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/17![United Airlines logo]()
$340
This United Airlines deal was found by Cheapflights users on 10/20. 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 11/62:34 pm -
1 stop20h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![United Airlines logo]()
$352
This Air Canada deal was found by Cheapflights users on 10/19. 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 11/3010:00 am -
2 stops26h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Air Canada logo]()
$362
This American Airlines deal was found by Cheapflights users on 10/20. 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 11/111:49 pm -
1 stop12h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/20![American Airlines logo]()
$371
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 October 22, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $545 (United Airlines) |
One-way from | $281 (Delta) |
Popular in | June |
Cheapest in | April |
Average price | $566 |
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 October 22, 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
Thu 11/12
3:40 pm-1:10 pm
2 stops19h 30m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$287
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Fri 11/27
2:34 pm-12:56 pm
1 stop20h 22m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$287
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Fri 11/13
11:30 pm-12:56 pm
1 stop11h 26m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$287
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Wed 12/9
12:55 pm-1:10 pm
1 stop22h 15m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$340
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Wed 11/4
7:15 pm-4:10 pm
1 stop18h 55m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$352
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Fri 11/6
9:00 am-12:56 pm
2 stops25h 56m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$352
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Thu 11/5
7:15 pm-4:10 pm
1 stop18h 55m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$352
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Fri 12/18
11:31 pm-1:00 pm
2 stops35h 29m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$376
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Thu 1/14
7:19 pm-3:54 pm
2 stops42h 35m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$379
PortlandLiberia
PDX Portland - LIR Liberia
PDXLIR
Portland
Sat 10/31
5:30 am-6:04 pm
1 stop11h 34m
Liberia
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$396
Showing 1-10 of 21 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 October.
| 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 Ovago to be most consistent on Cheapflights vs. Ovago Users can find the same prices on Portland-Liberia flight deals on Cheapflights vs. Ovago >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 Ovago the most. Ovago 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 $532 and $636 in January.The cheapest round-trip price found within the last 5 days was $545 on United Airlines (Jan 11-Jan 22).
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 October 22, 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.
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Nov 2025
PDX - BNA
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Crew
8.5
Entertainment
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.
Traveling to a place near Liberia?
Book flights to Liberia if you plan to visit one of these locationsCulebra
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Other flights to Liberia
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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 October 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$344 | Average$687 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$358 | Average$589 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$430 | Average$583 | FlexibilityNo cancel fee | On-time71% |