Liberia (LIR) to Portland (PDX) flight deal in economy from $243
LIRDaniel Oduber Quirós International Airport
Liberia, Costa Rica
PDXPortland International Airport
Portland, United States
$430 USD
-43%$243 USD
Verified 13 days agoJuly 2026
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Fair Availability
38% of dates checked are available within 10% of the lowest price
Tuesday, July 21st, 2026
Outbound Flights
19h 53m·2 stops
$243 USD
LIRJul 21 15:27
→IAHJul 21 20:12
UA 401Boeing 737
9h 10m layover·Overnight
IAHJul 22 05:22
→SFOJul 22 07:22
UA 487Boeing 737
1h layover
SFOJul 22 08:22
→PDXJul 22 10:20
UA 2265Airbus A320
19h 20m·2 stops
$253 USDLIRJul 21 15:27
→IAHJul 21 20:12
UA 401Boeing 737
9h 3m layover·Overnight
IAHJul 22 05:15
→DENJul 22 06:47
UA 1874Airbus A321neo
1h 18m layover
DENJul 22 08:05
→PDXJul 22 09:47
UA 1247Boeing 737
28h 51m·1 stop
$306 USDLIRJul 21 15:27
→IAHJul 21 20:12
UA 401Boeing 737
20h 35m layover·Overnight
IAHJul 22 16:47
→PDXJul 22 19:18
UA 1964Boeing 737MAX 9 Passenger
21h 29m·1 stop
$377 USDLIRJul 21 15:27
→IAHJul 21 20:12
UA 401Boeing 737
13h 18m layover·Overnight
IAHJul 22 09:30
→PDXJul 22 11:56
UA 740Boeing 737
12h 39m·2 stops
$635 USDLIRJul 21 11:10
→IAHJul 21 15:52
UA 1036Boeing 737MAX 9 Passenger
2h 13m layover
IAHJul 21 18:05
→SFOJul 21 20:10
UA 1341Boeing 737MAX 9 Passenger
41m layover
SFOJul 21 20:51
→PDXJul 21 22:49
UA 2413Boeing 737
10h 26m·1 stop
$765 USDLIRJul 21 11:49
→DENJul 21 17:22
UA 1918Boeing 737MAX 8 Passenger
2h 8m layover
DENJul 21 19:30
→PDXJul 21 21:15
UA 498Airbus A321neo