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AC
Air Canada
LH
Lufthansa
LX
Swiss International Air Lines
OS
Austrian Airlines
UA
United Airlines
One Way
•
Economy
EWR
Newark Liberty Airport
Newark, United States
LIS
Portela Airport
Lisbon, Portugal
$376 USD
-43%
$216
USD
Verified Sep 20, 2025 at 3:32 PM
October 2025
Today
Mon
Tue
Wed
Thu
Fri
Sat
Sun
29
$626
30
$647
1
$966
2
$846
3
$853
4
$473
5
$419
6
$419
7
$419
8
$419
9
$573
10
$594
11
$573
12
$398
13
$373
14
$394
15
$394
16
$394
17
$453
18
$453
19
$373
20
$373
21
$373
22
$373
23
$373
24
$373
25
$373
26
$373
27
$373
28
$373
29
$403
30
$430
31
$492
1
2
Fair Availability
27% of dates checked are available within 10% of the lowest price
Monday, October 27th, 2025
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