
Discover tips and strategies to find the most affordable flight options for your journey from Lisbon (LIS) to Portland (PDX). 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 November 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $893 (Kiwi.com) |
One-way from | $551 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Fly from
Fly to
Route
Depart
Return
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Sun 4/18
8:30 pm-5:55 pm
3 stops29h 25m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Wed 11/25
7:35 pm-5:00 pm
3 stops53h 25m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Thu 1/14
5:00 am-8:30 pm
2 stops23h 30m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Wed 2/17
5:00 am-4:59 pm
2 stops19h 59m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Fri 2/5
5:00 am-11:20 am
1 stop14h 20m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Wed 2/17
7:05 am-3:50 pm
1 stop16h 45m
Portland
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Sun 11/22
6:45 pm-5:00 pm
3 stops30h 15m
Portland
Sat 12/5
2:45 pm-12:50 pm
1 stop14h 05m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Sun 11/22
6:45 pm-8:56 pm
2 stops34h 11m
Portland
Fri 12/4
1:00 pm-6:00 pm
2 stops45h 00m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Thu 1/14
4:55 pm-8:53 pm
2 stops35h 58m
Portland
Sun 1/17
7:00 am-4:20 pm
2 stops25h 20m
LisbonPortland
LIS Lisbon Humberto Delgado - PDX Portland
LISPDX
Lisbon Humberto Delgado
Wed 11/18
5:00 am-11:40 am
1 stop14h 40m
Portland
Wed 12/2
1:40 pm-2:40 pm
1 stop17h 00m
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
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