S$512 Cheap Flights from Chicago to Lisbon

View S$512 flight on Sun, 5 Oct, 2025Opens in a new window

Popular airlines from Chicago to Lisbon (LIS-Humberto Delgado)

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Cheap Flights from Chicago to Lisbon (CHI-LIS)

Prices were available within the past 7 days and start at S$512 for one-way flights and S$760 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, 6 Oct - Tue, 14 Oct
ORD
Chicago
LIS
Lisbon
S$760 Return, found 6 days ago
S$760
Return
found 6 days ago
Select Air Canada flight, departing Mon, 6 Oct from Chicago to Lisbon, returning Tue, 14 Oct, priced at S$760 found 6 days ago
Air Canada
Sun, 23 Nov - Sun, 30 Nov
ORD
Chicago
LIS
Lisbon
S$774 Return, found 4 days ago
S$774
Return
found 4 days ago
Select Air Canada flight, departing Sun, 23 Nov from Chicago to Lisbon, returning Sun, 30 Nov, priced at S$774 found 4 days ago
United
Mon, 6 Oct - Tue, 14 Oct
ORD
Chicago
LIS
Lisbon
S$784 Return, found 6 days ago
S$784
Return
found 6 days ago
Select United flight, departing Mon, 6 Oct from Chicago to Lisbon, returning Tue, 14 Oct, priced at S$784 found 6 days ago
Delta
Mon, 6 Oct - Tue, 14 Oct
ORD
Chicago
LIS
Lisbon
S$785 Return, found 6 days ago
S$785
Return
found 6 days ago
Select Delta flight, departing Mon, 6 Oct from Chicago to Lisbon, returning Tue, 14 Oct, priced at S$785 found 6 days ago
Air Canada
Sun, 23 Nov - Sun, 30 Nov
ORD
Chicago
LIS
Lisbon
S$790 Return, found 4 days ago
S$790
Return
found 4 days ago
Select Air Canada flight, departing Sun, 23 Nov from Chicago to Lisbon, returning Sun, 30 Nov, priced at S$790 found 4 days ago
Swiss International Air Lines
Sun, 23 Nov - Sun, 30 Nov
ORD
Chicago
LIS
Lisbon
S$824 Return, found 4 days ago
S$824
Return
found 4 days ago
Select Swiss International Air Lines flight, departing Sun, 23 Nov from Chicago to Lisbon, returning Sun, 30 Nov, priced at S$824 found 4 days ago
Lufthansa
Sun, 23 Nov - Sun, 30 Nov
ORD
Chicago
LIS
Lisbon
S$848 Return, found 4 days ago
S$848
Return
found 4 days ago
Select Lufthansa flight, departing Sun, 23 Nov from Chicago to Lisbon, returning Sun, 30 Nov, priced at S$848 found 4 days ago
Air France
Mon, 6 Oct - Tue, 14 Oct
ORD
Chicago
LIS
Lisbon
S$852 Return, found 6 days ago
S$852
Return
found 6 days ago
Select Air France flight, departing Mon, 6 Oct from Chicago to Lisbon, returning Tue, 14 Oct, priced at S$852 found 6 days ago
Air Canada
Sun, 23 Nov - Sun, 30 Nov
ORD
Chicago
LIS
Lisbon
S$938 Return, found 4 days ago
S$938
Return
found 4 days ago
Select Air Canada flight, departing Sun, 23 Nov from Chicago to Lisbon, returning Sun, 30 Nov, priced at S$938 found 4 days ago
British Airways
Sun, 23 Nov - Sun, 30 Nov
ORD
Chicago
LIS
Lisbon
S$1,023 Return, found 4 days ago
S$1,023
Return
found 4 days ago
Select British Airways flight, departing Sun, 23 Nov from Chicago to Lisbon, returning Sun, 30 Nov, priced at S$1,023 found 4 days ago

Find the cheapest month to fly from Chicago (CHI) to Lisbon (LIS)

November is typically the cheapest month to fly

From S$577 - S$1,252 per traveller.

Graph displaying average flight prices per month

Chicago to Lisbon route information
Origin airport
O'Hare Intl.
Destination airport
Humberto Delgado
Return price
S$760
Distance
6398 km

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Chicago Airports

Chicago

O'Hare Intl. to Lisbon
S$759.90