Find Cheap Flights from Chicago O'Hare International to Portugal

Depart
Return
1 adult
Adults
18-64
Seniors
65+
Youths
12-17
Children
2-11
Seat Infants
under 2
Lap Infants
under 2
The price shown for each flight will be the average for all passengers including any infants.
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Book cheap flights from Chicago O'Hare International to Portugal

(Round-trip)
Depart: Thu Feb 1 2018 Return: Thu Feb 8 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
7:25p
19h 25m
2 stops
LIS
12:00a
ORD
4:25a
28h 25m
2 stops
Depart: Tue Feb 6 2018 Return: Tue Feb 13 2018 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
OPO
8:05a
32h 05m
1 stop
OPO
12:00a
ORD
8:45a
32h 45m
1 stop
Depart: Sun Dec 31 2017 Return: Fri Jan 12 2018 Trip spans 13 days
Iberia
Iberia
ORD
12:00a
OPO
1:15p
13h 15m
1 stop
OPO
12:00a
ORD
12:10p
12h 10m
1 stop
Depart: Thu Mar 1 2018 Return: Tue Mar 13 2018 Trip spans 12 days
Aer Lingus
Aer Lingus
ORD
12:00a
LIS
7:45p
19h 45m
1 stop
LIS
12:00a
ORD
9:30a
33h 30m
1 stop
Depart: Wed Nov 29 2017 Return: Wed Dec 13 2017 Trip spans 15 days
SAS
SAS
ORD
12:00a
FAO
9:35a
57h 35m
2 stops
FAO
12:00a
ORD
12:05p
36h 05m
1 stop
Depart: Sat Jan 13 2018 Return: Sat Jan 20 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
10:40p
22h 40m
2 stops
LIS
12:00a
ORD
6:15p
18h 15m
2 stops
Depart: Tue Dec 26 2017 Return: Thu Jan 4 2018 Trip spans 10 days
$1228
Select
Finnair
Finnair
ORD
12:00a
LIS
6:00p
18h 00m
1 stop
LIS
12:00a
ORD
1:20p
13h 20m
1 stop
Depart: Fri Mar 2 2018 Return: Sat Mar 10 2018 Trip spans 9 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
9:07p
21h 07m
2 stops
LIS
12:00a
ORD
6:00p
18h 00m
2 stops
Depart: Sun Nov 5 2017 Return: Thu Nov 16 2017 Trip spans 12 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
OPO
9:55a
34h 55m
1 stop
OPO
12:00a
ORD
11:35a
35h 35m
1 stop
Depart: Fri Apr 20 2018 Return: Fri Apr 27 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
7:25a
31h 25m
1 stop
LIS
12:00a
ORD
7:47a
31h 47m
1 stop
Depart: Sun Apr 1 2018 Return: Tue Apr 10 2018 Trip spans 10 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
LIS
6:50a
30h 50m
1 stop
LIS
12:00a
ORD
7:50a
31h 50m
1 stop
Depart: Tue Nov 21 2017 Return: Tue Nov 28 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
1:26a
25h 26m
2 stops
LIS
12:00a
ORD
8:24a
32h 24m
2 stops
Depart: Tue Oct 24 2017 Return: Wed Nov 1 2017 Trip spans 9 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
LIS
11:10a
35h 10m
1 stop
LIS
12:00a
ORD
7:55a
31h 55m
1 stop
Depart: Sat Nov 18 2017 Return: Thu Nov 23 2017 Trip spans 6 days
Aer Lingus
Aer Lingus
ORD
12:00a
LIS
7:45p
19h 45m
1 stop
LIS
12:00a
ORD
9:30a
33h 30m
1 stop
Depart: Wed Dec 13 2017 Return: Tue Dec 19 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
11:55p
23h 55m
2 stops
LIS
12:00a
ORD
4:50a
28h 50m
2 stops
Depart: Fri Dec 8 2017 Return: Fri Dec 15 2017 Trip spans 8 days
Turkish Airlines
Turkish Airlines
ORD
12:00a
LIS
7:05a
31h 05m
1 stop
LIS
12:00a
ORD
7:55a
31h 55m
1 stop
Depart: Tue Jan 30 2018 Return: Sun Feb 4 2018 Trip spans 6 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
OPO
8:05a
32h 05m
1 stop
OPO
12:00a
ORD
11:21a
35h 21m
2 stops
Depart: Sun Dec 31 2017 Return: Fri Jan 12 2018 Trip spans 13 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
9:40a
33h 40m
2 stops
LIS
12:00a
ORD
2:20p
14h 20m
1 stop
Depart: Wed Nov 22 2017 Return: Tue Nov 28 2017 Trip spans 7 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
LIS
7:00p
19h 00m
2 stops
LIS
12:00a
ORD
12:55a
24h 55m
2 stops
Depart: Sun Mar 25 2018 Return: Sun Apr 1 2018 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
12:00a
FAO
5:35p
17h 35m
1 stop
FAO
12:00a
ORD
9:00p
21h 00m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

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Airports
Origin

Chicago
$545
Destination

Porto
$658
Lisbon
$545
Faro
$841