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AF
Air France
DL
Delta Air Lines
KL
KLM
One Way
•
Economy
PDX
Portland International Airport
Portland, United States
LIS
Portela Airport
Lisbon, Portugal
$622 USD
-47%
$330
USD
Verified Nov 30, 2025 at 1:47 AM
February 2026
Today
Mon
Tue
Wed
Thu
Fri
Sat
Sun
26
$330
27
$330
28
$330
29
$380
30
$380
31
$380
1
$330
2
$330
3
$330
4
$330
5
$380
6
$380
7
$380
8
$330
9
$330
10
$330
11
$330
12
$519
13
$643
14
$429
15
$330
16
$334
17
$330
18
$330
19
$380
20
$380
21
$380
22
$330
23
$330
24
$330
25
$330
26
$380
27
$384
28
$380
1
Limited Availability
17% of dates checked are available within 10% of the lowest price
Monday, February 16th, 2026
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