May is by far the best month, wherein you can get cheapest flights for Detroit to Lisbon. Meanwhile, May is perceived as the expensive month due to the varying factors. That’s why it’s highly advised to make advanced online flight booking to save huge amounts of money.
Disclaimer - All the mentioned fares were found within last 48 hrs. The displayed fares are based on historical data and are subject to change. The fares cannot be guaranteed at the time of booking.

Detroit
14:33
Detroit Metropolitan Wayne County Airport [DTW]
Tue , 20 Jan 2026

Lisbon
08:10
Humberto Delgado Airport [LIS]
Wed, 21 Jan 2026

Detroit
14:33
Detroit Metropolitan Wayne County Airport [DTW]
Tue , 10 Feb 2026

Lisbon
08:10
Humberto Delgado Airport [LIS]
Wed, 11 Feb 2026

Detroit
16:15
Detroit Metropolitan Wayne County Airport [DTW]
Tue , 20 Jan 2026

Lisbon
11:35
Humberto Delgado Airport [LIS]
Wed, 21 Jan 2026

Detroit
14:33
Detroit Metropolitan Wayne County Airport [DTW]
Mon , 26 Jan 2026

Lisbon
08:10
Humberto Delgado Airport [LIS]
Tue, 27 Jan 2026

Detroit
18:15
Detroit Metropolitan Wayne County Airport [DTW]
Mon , 26 Jan 2026

Lisbon
11:35
Humberto Delgado Airport [LIS]
Wed, 28 Jan 2026

Detroit
20:05
Detroit Metropolitan Wayne County Airport [DTW]
Tue , 20 Jan 2026

Lisbon
23:00
Humberto Delgado Airport [LIS]
Wed, 21 Jan 2026

Detroit
16:15
Detroit Metropolitan Wayne County Airport [DTW]
Mon , 26 Jan 2026

Lisbon
15:40
Humberto Delgado Airport [LIS]
Tue, 27 Jan 2026

Detroit
18:15
Detroit Metropolitan Wayne County Airport [DTW]
Mon , 26 Jan 2026

Lisbon
15:40
Humberto Delgado Airport [LIS]
Tue, 27 Jan 2026

Detroit
16:01
Detroit Metropolitan Wayne County Airport [DTW]
Mon , 26 Jan 2026

Lisbon
09:05
Humberto Delgado Airport [LIS]
Tue, 27 Jan 2026

Detroit
11:31
Detroit Metropolitan Wayne County Airport [DTW]
Tue , 10 Feb 2026

Lisbon
05:25
Humberto Delgado Airport [LIS]
Wed, 11 Feb 2026

Detroit
11:11
Detroit Metropolitan Wayne County Airport [DTW]
Fri , 13 Feb 2026

Lisbon
08:50
Humberto Delgado Airport [LIS]
Sat, 14 Feb 2026









