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: Mon Nov 6 2017 Return: Sun Nov 12 2017 Trip spans 7 days
Major Airline
Major Airline
ORD
2:15a
LIS
7:15p
17h 00m
1 stop
LIS
7:05p
ORD
5:25p
22h 20m
2 stops
Depart: Thu Nov 23 2017 Return: Sat Nov 25 2017 Trip spans 3 days
British Airways
British Airways
ORD
12:10p
LIS
11:30a
23h 20m
1 stop
LIS
5:40a
ORD
3:10p
33h 30m
1 stop
Depart: Tue Oct 10 2017 Return: Wed Oct 18 2017 Trip spans 9 days
Aer Lingus
Aer Lingus
ORD
4:20p
FAO
10:20a
18h 00m
1 stop
FAO
6:50a
ORD
8:15p
13h 25m
1 stop
Depart: Fri Oct 13 2017 Return: Mon Oct 23 2017 Trip spans 11 days
Turkish Airlines
Turkish Airlines
ORD
5:40p
OPO
4:35a
34h 55m
1 stop
OPO
11:35a
ORD
7:35p
32h 00m
1 stop
Depart: Fri Nov 24 2017 Return: Sun Nov 26 2017 Trip spans 3 days
United
United
ORD
8:00a
LIS
9:10p
13h 10m
1 stop
LIS
3:00a
ORD
2:20p
35h 20m
1 stop
Depart: Tue Dec 5 2017 Return: Wed Dec 13 2017 Trip spans 9 days
TAP Portugal
TAP Portugal
ORD
5:43a
LIS
12:20a
18h 37m
1 stop
LIS
6:20a
ORD
10:09p
15h 49m
1 stop
Depart: Fri Sep 1 2017 Return: Fri Sep 15 2017 Trip spans 15 days
Iberia
Iberia
ORD
12:55p
LIS
1:25p
24h 30m
1 stop
LIS
2:55a
ORD
4:10p
13h 15m
1 stop
Depart: Thu Aug 24 2017 Return: Sat Sep 2 2017 Trip spans 10 days
$1190
Select
KLM
KLM
ORD
7:05a
LIS
1:00a
17h 55m
2 stops
LIS
1:00a
ORD
3:55p
14h 55m
1 stop
Depart: Tue Nov 21 2017 Return: Sun Nov 26 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
10:45a
LIS
2:20a
15h 35m
1 stop
LIS
12:45a
ORD
4:00p
15h 15m
1 stop
Depart: Wed Jul 19 2017 Return: Thu Jul 27 2017 Trip spans 9 days
$1354
Select
Air Canada
Air Canada
ORD
1:35p
LIS
1:10a
11h 35m
1 stop
LIS
8:50a
ORD
11:39p
14h 49m
1 stop
Depart: Fri Dec 1 2017 Return: Wed Dec 6 2017 Trip spans 6 days
British Airways
British Airways
ORD
11:00a
LIS
10:55p
11h 55m
1 stop
LIS
5:40a
ORD
9:00p
15h 20m
1 stop
Depart: Wed Oct 11 2017 Return: Mon Oct 23 2017 Trip spans 13 days
Aer Lingus
Aer Lingus
ORD
4:20p
LIS
11:40a
19h 20m
1 stop
LIS
6:20p
ORD
3:55p
21h 35m
1 stop
Depart: Fri Jul 28 2017 Return: Fri Aug 4 2017 Trip spans 8 days
$1482
Select
American Airlines
American Airlines
ORD
4:40a
LIS
11:15p
18h 35m
1 stop
LIS
8:15a
ORD
11:52p
15h 37m
1 stop
Depart: Thu Nov 2 2017 Return: Thu Nov 16 2017 Trip spans 15 days
Major Airline
Major Airline
ORD
9:35a
LIS
9:15p
11h 40m
1 stop
LIS
12:15a
ORD
4:03p
15h 48m
1 stop
Depart: Fri Nov 3 2017 Return: Sat Nov 11 2017 Trip spans 9 days
British Airways
British Airways
ORD
2:10p
LIS
9:20a
19h 10m
1 stop
LIS
5:40a
ORD
3:10p
33h 30m
1 stop
Depart: Mon Oct 2 2017 Return: Wed Oct 11 2017 Trip spans 10 days
Aer Lingus
Aer Lingus
ORD
4:20p
LIS
11:40a
19h 20m
1 stop
LIS
7:15a
ORD
8:15p
13h 00m
1 stop
Depart: Thu Dec 7 2017 Return: Sat Dec 9 2017 Trip spans 3 days
United
United
ORD
2:30a
LIS
9:10p
18h 40m
1 stop
LIS
3:00a
ORD
2:20p
35h 20m
1 stop
Depart: Thu Nov 16 2017 Return: Sun Dec 3 2017 Trip spans 18 days
Major Airline
Major Airline
ORD
11:20a
LIS
6:35p
31h 15m
1 stop
LIS
1:30a
ORD
1:50p
36h 20m
1 stop
Depart: Sat Oct 7 2017 Return: Sun Oct 15 2017 Trip spans 9 days
Turkish Airlines
Turkish Airlines
ORD
5:40p
OPO
4:35a
34h 55m
1 stop
OPO
11:35a
ORD
7:35p
32h 00m
1 stop
Depart: Wed Oct 18 2017 Return: Tue Oct 24 2017 Trip spans 7 days
Aer Lingus
Aer Lingus
ORD
4:20p
LIS
11:40a
19h 20m
1 stop
LIS
6:20p
ORD
3:55p
21h 35m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

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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
$656
Destination

Porto
$730
Lisbon
$656
Faro
$697