Round-trip from | $313 (Alaska Airlines) |
---|---|
One-way from | $135 (American Airlines) |
Popular in | March |
Cheapest in | January |
Average price | $554 |
Fly from
Fly to
Route
Depart
Return
Price
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 9/17
10:30 am-6:20 am
1 stop18h 50m
Liberia
Thu 9/25
11:20 am-8:30 pm
1 stop10h 10m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 9/27
9:56 pm-11:49 am
2 stops12h 53m
Liberia
Sat 10/4
2:02 pm-9:55 am
2 stops20h 53m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 8/9
5:00 am-3:25 pm
1 stop9h 25m
Liberia
Fri 8/15
11:05 am-10:36 pm
1 stop12h 31m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Thu 9/4
12:07 pm-2:50 pm
3 stops25h 43m
Liberia
Sat 9/13
1:25 pm-1:05 pm
3 stops24h 40m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 8/9
5:45 pm-12:24 pm
3 stops17h 39m
Liberia
Fri 8/15
7:25 am-12:55 pm
3 stops30h 30m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Sat 9/20
2:06 pm-11:49 am
2 stops20h 43m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 8/13
1:37 pm-10:00 am
2 stops19h 23m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Thu 8/14
7:35 pm-6:20 am
1 stop9h 45m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Mon 8/11
10:57 pm-12:00 pm
2 stops12h 03m
PortlandLiberia
PDX - LIR
PDXLIR
Portland
Wed 8/13
7:52 pm-3:30 pm
3 stops18h 38m
The best time to book flights from Portland to Liberia is 43 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.
Currently, October is the cheapest month in which you can book a flight from Portland to Liberia (average of $496). Flying from Portland to Liberia in March is currently the most expensive (average of $710). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
It’s optimal to fly from Portland to Liberia at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the morning.
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Jonathan,Jul 2025
SEA - BOS
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Jonathan,Jul 2025
SEA - BOS
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Jonathan,Jul 2025
SEA - BOS
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Jonathan,Jul 2025
SEA - BOS
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Jonathan,Jul 2025
SEA - BOS
Overall
Comfort
Crew
Boarding
Food
Entertainment
Reviews
Jonathan,Jul 2025
SEA - BOS
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$409 | Average$649 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$421 | Average$615 | FlexibilityNo cancel fee | On-time69% | |
Cheapest$429 | Average$593 | FlexibilityNo cancel fee | On-time75% |