Find Cheap Flights from Chicago 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 to Portugal

(Round-trip)
Depart: Sat Oct 28 2017 Return: Sat Nov 4 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
ORD
PDL
15h 27m
1 stop
PDL
ORD
20h 42m
1 stop
Depart: Mon Nov 6 2017 Return: Sun Nov 12 2017 Trip spans 7 days
Major Airline
Major Airline
ORD
LIS
17h 00m
1 stop
LIS
ORD
22h 20m
2 stops
Depart: Fri Dec 1 2017 Return: Wed Dec 6 2017 Trip spans 6 days
British Airways
British Airways
ORD
LIS
11h 55m
1 stop
LIS
ORD
15h 20m
1 stop
Depart: Tue Oct 10 2017 Return: Wed Oct 18 2017 Trip spans 9 days
Aer Lingus
Aer Lingus
ORD
FAO
18h 00m
1 stop
FAO
ORD
13h 25m
1 stop
Depart: Fri Oct 13 2017 Return: Mon Oct 23 2017 Trip spans 11 days
Turkish Airlines
Turkish Airlines
ORD
OPO
34h 55m
1 stop
OPO
ORD
32h 00m
1 stop
Depart: Tue Nov 21 2017 Return: Sun Nov 26 2017 Trip spans 6 days
Major Airline
Major Airline
ORD
LIS
15h 35m
1 stop
LIS
ORD
15h 15m
1 stop
Depart: Fri Nov 17 2017 Return: Sun Nov 26 2017 Trip spans 10 days
$1365
Select
Delta
Delta
MDW
LIS
16h 45m
2 stops
LIS
MDW
21h 12m
2 stops
Depart: Wed Oct 11 2017 Return: Mon Oct 23 2017 Trip spans 13 days
Aer Lingus
Aer Lingus
ORD
LIS
19h 20m
1 stop
LIS
ORD
21h 35m
1 stop
Depart: Thu Jul 20 2017 Return: Thu Jul 27 2017 Trip spans 8 days
$1427
Select
KLM
KLM
MDW
LIS
18h 20m
2 stops
LIS
MDW
17h 00m
2 stops
Depart: Wed Dec 6 2017 Return: Wed Dec 13 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
MDW
LIS
14h 40m
2 stops
LIS
MDW
32h 12m
2 stops
Depart: Fri Jul 21 2017 Return: Sun Jul 30 2017 Trip spans 10 days
$1499
Select
Air Canada
Air Canada
ORD
LIS
19h 40m
1 stop
LIS
ORD
26h 31m
2 stops
Depart: Mon Oct 2 2017 Return: Tue Oct 17 2017 Trip spans 16 days
Multiple Airlines
Multiple Airlines
MDW
LIS
22h 10m
2 stops
LIS
MDW
20h 03m
2 stops
Depart: Mon Oct 2 2017 Return: Mon Oct 16 2017 Trip spans 15 days
Aer Lingus
Aer Lingus
ORD
LIS
19h 20m
1 stop
LIS
ORD
21h 35m
1 stop
Depart: Wed Aug 16 2017 Return: Wed Aug 23 2017 Trip spans 8 days
Major Airline
Major Airline
ORD
LIS
16h 11m
2 stops
LIS
ORD
14h 09m
1 stop
Depart: Sat Sep 30 2017 Return: Wed Oct 11 2017 Trip spans 12 days
Aer Lingus
Aer Lingus
ORD
LIS
19h 20m
1 stop
LIS
ORD
21h 35m
1 stop
Depart: Mon Nov 6 2017 Return: Mon Nov 13 2017 Trip spans 8 days
Multiple Airlines
Multiple Airlines
MDW
LIS
26h 40m
3 stops
LIS
MDW
19h 17m
3 stops
Depart: Fri Jun 30 2017 Return: Fri Jul 7 2017 Trip spans 8 days
$1809
Select
airberlin
airberlin
ORD
FAO
44h 20m
2 stops
FAO
ORD
32h 25m
1 stop
Depart: Mon Sep 11 2017 Return: Mon Sep 25 2017 Trip spans 15 days
Aer Lingus
Aer Lingus
ORD
LIS
19h 20m
1 stop
LIS
ORD
21h 35m
1 stop
Depart: Tue Aug 22 2017 Return: Thu Sep 14 2017 Trip spans 24 days
Multiple Airlines
Multiple Airlines
ORD
LIS
29h 10m
2 stops
LIS
ORD
16h 42m
2 stops
Depart: Sat Aug 19 2017 Return: Wed Sep 6 2017 Trip spans 19 days
$1027
Select
Turkish Airlines
Turkish Airlines
ORD
OPO
34h 55m
1 stop
OPO
ORD
35h 20m
1 stop
* Prices are per person and are for e–tickets and include all taxes & fees in USD.

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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
only $621
only $730
Destination

Porto
$730
Lisbon
$656
Faro
$697
Ponta Delgada (Açores)
$621