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Easily compare round-trip flights from Chicago to Portugal
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Chicago to Portugal by changing tabs
Quickest
Cheapest
Lufthansa
25 Feb
ORD
3:25 pm
Chicago O'Hare Intl airport
19h 15m
1 Stop
4:40 pm
+1
LIS
Lisbon Humberto Delgado airport
03 Mar
LIS
6:10 am
Lisbon Humberto Delgado airport
18h 45m
1 Stop
6:55 pm
ORD
Chicago O'Hare Intl airport
469 USD
Lufthansa
25 Feb
ORD
3:25 pm
Chicago O'Hare Intl airport
19h 15m
1 Stop
4:40 pm
+1
LIS
Lisbon Humberto Delgado airport
03 Mar
LIS
6:10 am
Lisbon Humberto Delgado airport
18h 45m
1 Stop
6:55 pm
ORD
Chicago O'Hare Intl airport
469 USD
SWISS
17 Feb
ORD
1:20 pm
Chicago O'Hare Intl airport
12h 20m
1 Stop
7:40 am
+1
LIS
Lisbon Humberto Delgado airport
24 Feb
LIS
2:25 pm
Lisbon Humberto Delgado airport
32h 00m
1 Stop
4:25 pm
+1
ORD
Chicago O'Hare Intl airport
493 USD
SWISS
17 Feb
ORD
1:20 pm
Chicago O'Hare Intl airport
12h 20m
1 Stop
7:40 am
+1
LIS
Lisbon Humberto Delgado airport
24 Feb
LIS
2:25 pm
Lisbon Humberto Delgado airport
32h 00m
1 Stop
4:25 pm
+1
ORD
Chicago O'Hare Intl airport
493 USD
Air Canada
18 Nov
ORD
10:50 am
Chicago O'Hare Intl airport
12h 25m
1 Stop
5:15 am
+1
LIS
Lisbon Humberto Delgado airport
25 Nov
LIS
2:25 pm
Lisbon Humberto Delgado airport
32h 00m
1 Stop
4:25 pm
+1
ORD
Chicago O'Hare Intl airport
495 USD
Air Canada
18 Nov
ORD
10:50 am
Chicago O'Hare Intl airport
12h 25m
1 Stop
5:15 am
+1
LIS
Lisbon Humberto Delgado airport
25 Nov
LIS
2:25 pm
Lisbon Humberto Delgado airport
32h 00m
1 Stop
4:25 pm
+1
ORD
Chicago O'Hare Intl airport
495 USD
KLM
16 Mar
ORD
10:27 am
Chicago O'Hare Intl airport
12h 03m
1 Stop
3:30 am
+1
LIS
Lisbon Humberto Delgado airport
25 Mar
LIS
5:20 am
Lisbon Humberto Delgado airport
15h 15m
1 Stop
3:35 pm
ORD
Chicago O'Hare Intl airport
501 USD
KLM
16 Mar
ORD
10:27 am
Chicago O'Hare Intl airport
12h 03m
1 Stop
3:30 am
+1
LIS
Lisbon Humberto Delgado airport
25 Mar
LIS
5:20 am
Lisbon Humberto Delgado airport
15h 15m
1 Stop
3:35 pm
ORD
Chicago O'Hare Intl airport
501 USD
Brussels Airlines
11 Dec
ORD
11:50 am
Chicago O'Hare Intl airport
12h 40m
1 Stop
6:30 am
+1
LIS
Lisbon Humberto Delgado airport
18 Dec
LIS
5:00 am
Lisbon Humberto Delgado airport
16h 45m
1 Stop
3:45 pm
ORD
Chicago O'Hare Intl airport
520 USD
Air France
05 Mar
ORD
11:10 am
Chicago O'Hare Intl airport
18h 25m
1 Stop
11:35 am
+1
LIS
Lisbon Humberto Delgado airport
14 Mar
LIS
10:00 am
Lisbon Humberto Delgado airport
13h 02m
1 Stop
6:02 pm
ORD
Chicago O'Hare Intl airport
534 USD
Delta
05 Jan
ORD
4:40 am
Chicago O'Hare Intl airport
16h 50m
1 Stop
3:30 am
+1
LIS
Lisbon Humberto Delgado airport
13 Jan
LIS
5:20 am
Lisbon Humberto Delgado airport
15h 25m
1 Stop
2:45 pm
ORD
Chicago O'Hare Intl airport
510 USD
Delta
05 Jan
ORD
4:40 am
Chicago O'Hare Intl airport
16h 50m
1 Stop
3:30 am
+1
LIS
Lisbon Humberto Delgado airport
13 Jan
LIS
5:20 am
Lisbon Humberto Delgado airport
15h 25m
1 Stop
2:45 pm
ORD
Chicago O'Hare Intl airport
510 USD
Alternative routes for Chicago to Portugal
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
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Flights from Chicago to:
Flights to other cities in Portugal
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Round-trip flights to other destinations
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*Flight prices to Portugal are based on prices for economy tickets found by momondo users during searches within the last 72 hours. These prices may no longer be available.