$216+ 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 6/26. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — LIR
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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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 June 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 June 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/69:30 pm
PDX
- LIR
1 stop18h 55m
Alaska Airlines
Wed 12/910:00 am
LIR
- PDX
1 stop12h 31m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$436
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Sun 11/87:10 am
PDX
- LIR
1 stop9h 27m
United Airlines
Wed 11/188:35 am
LIR
- PDX
2 stops14h 14m
United Airlines
Deal found 6/14![United Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 6/12. 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 11/141:47 pm
PDX
- LIR
1 stop22h 58m
American Airlines
Wed 12/93:10 pm
LIR
- PDX
1 stop9h 46m
American Airlines
Deal found 6/12![American Airlines logo]()
$447
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:40 pm
PDX
- LIR
1 stop10h 40m
Alaska Airlines
Thu 12/107:35 pm
LIR
- PDX
1 stop15h 50m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$450
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Mon 11/25:15 am
PDX
- LIR
1 stop8h 53m
United Airlines
Fri 11/68:35 am
LIR
- PDX
2 stops16h 03m
United Airlines
Deal found 6/11![United Airlines logo]()
$455
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/1111:59 pm
PDX
- LIR
1 stop11h 11m
United Airlines
Fri 7/1711:10 am
LIR
- PDX
1 stop12h 38m
United Airlines
Deal found 6/11![United Airlines logo]()
$459
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:29 pm
PDX
- LIR
2 stops15h 41m
United Airlines
Sat 10/3111:50 am
LIR
- PDX
1 stop11h 48m
United Airlines
Deal found 6/12![United Airlines logo]()
$464
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 9/112:48 pm
PDX
- LIR
2 stops21h 39m
American Airlines
Sun 9/62:15 pm
LIR
- PDX
1 stop29h 44m
American Airlines
Deal found 6/12![American Airlines logo]()
$471
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:59 pm
PDX
- LIR
1 stop8h 51m
United Airlines
Fri 7/1711:10 am
LIR
- PDX
1 stop12h 38m
United Airlines
Deal found 6/10![United Airlines logo]()
$473
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:15 am
PDX
- LIR
1 stop8h 53m
United Airlines
Fri 11/138:35 am
LIR
- PDX
1 stop16h 36m
United Airlines
Deal found 6/11![United Airlines logo]()
$478
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:40 pm
PDX
- LIR
1 stop10h 40m
Alaska Airlines
Tue 12/810:00 am
LIR
- PDX
1 stop15h 54m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$496
This American Airlines deal was found by Cheapflights users on 6/13. 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.
Sat 12/121:45 pm
PDX
- LIR
1 stop23h 00m
American Airlines
Fri 12/181:28 pm
LIR
- PDX
1 stop13h 26m
American Airlines
Deal found 6/13![American Airlines logo]()
$503
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 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 June 15, 2026.
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/55:40 pm
PDX
- LIR
1 stop10h 40m
Alaska Airlines
Tue 12/87:35 pm
LIR
- PDX
1 stop19h 51m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$450
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Mon 11/24:05 pm
PDX
- LIR
2 stops24h 32m
United Airlines
Thu 11/512:50 pm
LIR
- PDX
1 stop11h 48m
United Airlines
Deal found 6/14![United Airlines logo]()
$561
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:30 pm
PDX
- LIR
1 stop15h 50m
Alaska Airlines
Wed 12/910:00 am
LIR
- PDX
1 stop12h 31m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$496
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/25:40 pm
PDX
- LIR
1 stop10h 40m
Alaska Airlines
Thu 12/107:35 pm
LIR
- PDX
1 stop17h 50m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$496
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/1111:16 am
PDX
- LIR
2 stops26h 40m
United Airlines
Fri 7/1711:10 am
LIR
- PDX
2 stops23h 37m
United Airlines
Deal found 6/11![United Airlines logo]()
$589
This Alaska Airlines deal was found by Cheapflights users on 6/13. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/37:00 am
PDX
- LIR
1 stop9h 25m
Alaska Airlines
Fri 12/117:35 pm
LIR
- PDX
1 stop15h 50m
Alaska Airlines
Deal found 6/13![Alaska Airlines logo]()
$510
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Sun 9/65:00 am
PDX
- LIR
2 stops30h 10m
United Airlines
Sun 9/131:20 pm
LIR
- PDX
3 stops21h 51m
United Airlines
Deal found 6/13![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 6/14. 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.
Wed 7/86:50 pm
PDX
- LIR
1 stop19h 29m
United Airlines
Tue 7/143:27 pm
LIR
- PDX
1 stop28h 51m
United Airlines
Deal found 6/14![United Airlines logo]()
$647
This United Airlines deal was found by Cheapflights users on 6/12. 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 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 stop11h 11m
United Airlines
Sat 7/184:05 pm
LIR
- PDX
2 stops29h 49m
United Airlines
Deal found 6/12![United Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/136:50 pm
PDX
- LIR
2 stops18h 35m
United Airlines
Fri 7/1711:10 am
LIR
- PDX
2 stops23h 37m
United Airlines
Deal found 6/10![United Airlines logo]()
$649
This United Airlines deal was found by Cheapflights users on 6/12. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/75:00 am
PDX
- LIR
1 stop9h 19m
United Airlines
Tue 7/143:27 pm
LIR
- PDX
1 stop28h 51m
United Airlines
Deal found 6/12![United Airlines logo]()
$766
This United Airlines deal was found by Cheapflights users on 6/13. 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 7/2911:16 am
PDX
- LIR
2 stops27h 03m
United Airlines
Wed 8/53:27 pm
LIR
- PDX
2 stops19h 20m
United Airlines
Deal found 6/13![United Airlines logo]()
$796
Last-minute flights from Portland to LiberiaDiscover last-minute flight deals from Portland to Liberia. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Liberia. Data last updated June 15, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/2411:59 pm
PDX
- LIR
1 stop8h 51m
United Airlines
Sun 6/288:30 am
LIR
- PDX
1 stop10h 14m
United Airlines
Deal found 6/10![United Airlines logo]()
$606
This United Airlines deal was found by Cheapflights users on 6/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/85:15 am
PDX
- LIR
3 stops33h 04m
United Airlines
Tue 7/143:27 pm
LIR
- PDX
2 stops24h 46m
United Airlines
Deal found 6/15![United Airlines logo]()
$575
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 7/81:14 pm
PDX
- LIR
2 stops25h 05m
United Airlines
Wed 7/151:20 pm
LIR
- PDX
2 stops21h 27m
United Airlines
Deal found 6/10![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 7/1111:59 pm
PDX
- LIR
1 stop11h 11m
United Airlines
Fri 7/1711:10 am
LIR
- PDX
1 stop12h 38m
United Airlines
Deal found 6/11![United Airlines logo]()
$459
This American Airlines deal was found by Cheapflights users on 6/12. 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 7/119:55 pm
PDX
- LIR
1 stop12h 35m
American Airlines
Mon 7/203:40 pm
LIR
- PDX
1 stop10h 15m
American Airlines
Deal found 6/12![American Airlines logo]()
$564
This United Airlines deal was found by Cheapflights users on 6/13. 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.
Sat 7/1111:59 pm
PDX
- LIR
1 stop8h 51m
United Airlines
Sat 7/188:30 am
LIR
- PDX
1 stop15h 18m
United Airlines
Deal found 6/13![United Airlines logo]()
$582
This KAYAK deal was found by Cheapflights users on 6/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/115:49 am
PDX
- LIR
2 stops28h 33m
GOL
Mon 7/202:15 pm
LIR
- PDX
2 stops35h 35m
GOL
Deal found 6/12![GOL logo]()
$598
This United Airlines deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/1311:59 pm
PDX
- LIR
1 stop8h 51m
United Airlines
Fri 7/1711:10 am
LIR
- PDX
1 stop12h 38m
United Airlines
Deal found 6/10![United Airlines logo]()
$473
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 15, 2026.
Search for one-way flight options from Portland to Liberia. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This United Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/265:15 am
PDX
- LIR
1 stop12h 04m
United Airlines
Deal found 6/11![United Airlines logo]()
$216
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 6/274:15 pm
PDX
- LIR
2 stops18h 55m
United Airlines
Deal found 6/11![United Airlines logo]()
$222
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/246:50 pm
PDX
- LIR
1 stop19h 29m
United Airlines
Deal found 6/10![United Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Fri 6/2610:40 pm
PDX
- LIR
2 stops13h 38m
American Airlines
Deal found 6/11![American Airlines logo]()
$266
This American Airlines deal was found by Cheapflights users on 6/14. 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.
Mon 11/2310:45 pm
PDX
- LIR
1 stop13h 28m
American Airlines
Deal found 6/14![American Airlines logo]()
$276
This American Airlines deal was found by Cheapflights users on 6/11. 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 6/2410:40 pm
PDX
- LIR
2 stops13h 38m
American Airlines
Deal found 6/11![American Airlines logo]()
$281
This Air Canada deal was found by Cheapflights users on 6/14. 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.
Mon 11/237:10 pm
PDX
- LIR
2 stops16h 30m
Air Canada
Deal found 6/14![Air Canada logo]()
$309
This Kiwi.com deal was found by Cheapflights users on 6/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:40 pm
PDX
- LIR
3 stops20h 49m
Multiple Airlines
Deal found 6/14![Multiple Airlines logo]()
$424
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 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $436 (Alaska Airlines) |
One-way from | $216 (United Airlines) |
Popular in | June |
Cheapest in | July |
Average price | $786 |
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 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 - LIR
PDXLIR
Portland
Sat 12/5
5:40 pm-6:20 am
1 stop10h 40m
Liberia
Tue 12/8
7:35 pm-1:26 pm
1 stop19h 51m
$450
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 12/2
12:30 pm-6:20 am
1 stop15h 50m
Liberia
Wed 12/9
10:00 am-8:31 pm
1 stop12h 31m
$496
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 12/2
5:40 pm-6:20 am
1 stop10h 40m
Liberia
Thu 12/10
7:35 pm-11:25 am
1 stop17h 50m
$496
Quickest round-trip
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Thu 12/3
7:00 am-6:25 pm
1 stop9h 25m
Liberia
Fri 12/11
7:35 pm-9:25 am
1 stop15h 50m
$510
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Mon 11/2
4:05 pm-6:37 pm
2 stops24h 32m
Liberia
Thu 11/5
12:50 pm-10:38 pm
1 stop11h 48m
$561
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 7/11
11:16 am-2:56 pm
2 stops26h 40m
Liberia
Fri 7/17
11:10 am-9:47 am
2 stops23h 37m
$589
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sun 9/6
5:00 am-12:10 pm
2 stops30h 10m
Liberia
Sun 9/13
1:20 pm-10:11 am
3 stops21h 51m
$635
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 7/8
6:50 pm-3:19 pm
1 stop19h 29m
Liberia
Tue 7/14
3:27 pm-7:18 pm
1 stop28h 51m
$647
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 7/11
11:59 pm-12:10 pm
1 stop11h 11m
Liberia
Sat 7/18
4:05 pm-8:54 pm
2 stops29h 49m
$649
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Mon 7/13
6:50 pm-2:25 pm
2 stops18h 35m
Liberia
Fri 7/17
11:10 am-9:47 am
2 stops23h 37m
$649
Showing 1-10 of 19 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, July is the cheapest month in which you can book a flight from Portland to Liberia (average of $452). Flying from Portland to Liberia in June is currently the most expensive (average of $786). 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 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.
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
Reviews
1 / 20
4.0
OkayAnonymous,Jun 2026
SEA - RNO
Boarding
8.1
Overall
7.9
Crew
8.5
Food
7.0
Comfort
7.8
Entertainment
7.0
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
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Alternative routes for Portland to Liberia
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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 15, 2026.
Portland and Liberia flights
Browse other Portland and Liberia flight options. Last updated on June 15, 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 15, 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 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$344 | Average$577 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$344 | Average$548 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$344 | Average$579 | FlexibilityNo cancel fee | On-time71% |