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$295+ Cheap flights from Detroit Metropolitan Wayne County Airport (DTW) to Portugal

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — LIS
Mar 9 — Mar 161
Mon 3/9
Mon 3/16
1 adult, Economy
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Cheap flight deals from Detroit to Portugal

Cheapest flights from Detroit to Portugal
Explore the most affordable flight options available from Detroit to Portugal. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 7, 2026.

This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/33:55 pm
DTW
-
LIS
1 stop12h 25m
United Airlines
Thu 12/35:00 am
LIS
-
DTW
1 stop13h 55m
United Airlines
Deal found 2/5$520
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:44 pm
DTW
-
LIS
1 stop9h 31m
United Airlines
Thu 12/35:00 am
LIS
-
DTW
1 stop13h 55m
United Airlines
Deal found 2/5$521
This Kiwi.com deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/146:10 pm
DTW
-
LIS
1 stop24h 45m
WestJet
Mon 6/226:00 am
LIS
-
DTW
1 stop16h 15m
WestJet
Deal found 2/5$522
This Gotogate deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:10 pm
DTW
-
LIS
1 stop24h 45m
WestJet
Sun 6/216:40 am
LIS
-
DTW
1 stop15h 40m
WestJet
Deal found 2/4$525
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:59 pm
DTW
-
LIS
2 stops19h 11m
Delta
Fri 11/275:00 am
LIS
-
DTW
1 stop15h 55m
Delta
Deal found 2/5$526
This Delta deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:25 pm
DTW
-
LIS
1 stop15h 10m
Delta
Wed 12/211:25 am
LIS
-
DTW
1 stop35h 35m
Delta
Deal found 2/5$527
This Kiwi.com deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/85:15 pm
DTW
-
LIS
1 stop14h 20m
Lufthansa
Mon 3/163:55 pm
LIS
-
DTW
1 stop27h 00m
Lufthansa
Deal found 2/5$528
This United Airlines deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/92:19 pm
DTW
-
LIS
2 stops12h 51m
United Airlines
Wed 2/255:00 am
LIS
-
DTW
1 stop14h 15m
United Airlines
Deal found 2/4$530
This FlightHub deal was found by Cheapflights users on 2/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:10 pm
DTW
-
LIS
1 stop24h 45m
WestJet
Sat 6/136:00 am
LIS
-
DTW
1 stop16h 20m
WestJet
Deal found 2/7$531
This FlightHub deal was found by Cheapflights users on 2/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:10 pm
DTW
-
LIS
1 stop24h 45m
WestJet
Sun 6/216:40 am
LIS
-
DTW
1 stop15h 40m
WestJet
Deal found 2/4$532
This United Airlines deal was found by Cheapflights users on 2/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:00 am
DTW
-
LIS
2 stops22h 20m
United Airlines
Fri 11/275:00 am
LIS
-
DTW
2 stops16h 57m
United Airlines
Deal found 2/5$534
This Trip.com deal was found by Cheapflights users on 2/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/35:09 am
DTW
-
PDL
2 stops33h 26m
Multiple Airlines
Tue 3/106:30 am
PDL
-
DTW
2 stops20h 39m
Multiple Airlines
Deal found 2/6$551

Find flight deals from Detroit to Portugal

Keep the following information in mind while searching for Detroit to Portugal flight deals. Data was last updated February 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$528
(Kiwi.com)

One-way from

$295
(Kiwi.com)

Popular in

June

Cheapest in

December

Average price

$684
Provider with most accurate pricing for Detroit (DTT)-Lisbon Humberto Delgado flight deals.
Search Deals
Provider most trusted by Cheapflights users for Detroit (DTT)-Lisbon Humberto Delgado flights.
Search Deals
From Detroit Metropolitan Wayne County to Portugal
Search Deals
One-way flight from Detroit Metropolitan Wayne County to Portugal
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($247 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Detroit to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 7, 2026.
Use the filters below to find and compare flights from Detroit Metropolitan Wayne County Airport to Portugal that are best for you.

Fly from

Detroit

Fly to

Portugal

Route

Depart

Return

Price

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 3/23

7:36 pm-10:15 am

1 stop10h 39m

Lisbon Humberto Delgado

Tue 4/14

5:05 am-1:55 pm

1 stop13h 50m

$535

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 2/25

2:40 pm-10:15 am

1 stop14h 35m

Lisbon Humberto Delgado

Wed 4/22

11:25 am-3:37 pm

2 stops33h 12m

$537

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 4/8

4:00 pm-3:35 pm

1 stop18h 35m

Lisbon Humberto Delgado

Wed 4/15

5:05 am-1:55 pm

1 stop13h 50m

$549

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Tue 3/3

5:09 am-6:35 pm

2 stops33h 26m

Ponta Delgada Nordela

Tue 3/10

6:30 am-12:09 am

2 stops20h 39m

$551

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 4/8

4:00 pm-11:45 am

1 stop14h 45m

Lisbon Humberto Delgado

Wed 4/15

11:25 am-11:07 am

2 stops28h 42m

$553

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 3/24

6:15 pm-2:30 pm

2 stops16h 15m

Lisbon Humberto Delgado

Tue 3/31

12:35 pm-1:55 pm

1 stop30h 20m

$561

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 3/24

5:15 pm-2:30 pm

1 stop17h 15m

Lisbon Humberto Delgado

Tue 3/31

7:25 am-1:55 pm

1 stop35h 30m

$571

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/23

6:15 pm-9:20 am

1 stop10h 05m

Lisbon Humberto Delgado

Sat 3/7

5:00 am-1:55 pm

1 stop13h 55m

$576

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 4/8

12:51 pm-11:15 am

2 stops17h 24m

Lisbon Humberto Delgado

Wed 4/15

11:55 am-10:59 pm

2 stops16h 04m

$581

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 5/5

11:15 am-11:00 am

2 stops18h 45m

Lisbon Humberto Delgado

Wed 5/13

5:05 am-1:55 pm

1 stop13h 50m

$591

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/4

Showing 1-10 of 37 results
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Best time to book a flight from Detroit to Portugal

Have a flexible travel schedule? Discover the best time to fly to Portugal from Detroit with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Detroit Metropolitan Wayne County Airport to Portugal

What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Portugal?

Currently, September is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Portugal (average of $441). Flying from Detroit Metropolitan Wayne County Airport to Portugal in July is currently the most expensive (average of $806). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Portugal

Get insights into the airlines that provide service to Portugal. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portugal. Reviews last updated February 7, 2026.
Read through reviews of airlines operating flights from Detroit Metropolitan Wayne County Airport to Portugal, such as Delta, United Airlines, and Air Canada. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,163 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,163 reviews
Delta
7.9
Good
8,163 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,245 reviews
Delta
7.9
Good
8,163 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Air Canada
7.1
Good
10,697 reviews
Delta
7.9
Good
8,163 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Lufthansa
6.8
Okay
7,769 reviews
Delta
7.9
Good
8,163 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,719 reviews
Delta
7.9
Good
8,163 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.8

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Detroit to Portugal. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Detroit to Portugal?

    Detroit Metropolitan Wayne County (DTW) is the airport you will fly out of if you book a flight from Detroit to Portugal. It is only a 17.3 mi journey to Detroit Metropolitan Wayne County (DTW) from Detroit’s city center.

  • How long is the flight from Detroit Metropolitan Wayne County Airport to Portugal?

    A quick flight from Detroit Metropolitan Wayne County Airport to Portugal can take about 10h 39m. United Airlines provides one of the quickest options available for as low as $535. Airlines will cover a distance of 3777 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Detroit Metropolitan Wayne County Airport to Portugal one-way?

    To fly one-way, consider booking your trip with Delta, which is currently one of the cheapest options available, starting at $355. United Airlines flights start at $355 while deals on TAP AIR PORTUGAL start at $366 one-way.

  • What are the most popular routes from Detroit Metropolitan Wayne County Airport to Portugal?

    While some choose either Detroit Metropolitan Wayne County - Funchal Madeira or Detroit Metropolitan Wayne County - Ponta Delgada Nordela, Detroit Metropolitan Wayne County - Lisbon Humberto Delgado is the most popular route from Detroit Metropolitan Wayne County Airport to Portugal.

  • Can I find deals for flights from Detroit to Portugal that include hotel bookings?

    Yes. In addition to deals on Detroit to Portugal flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Detroit to Portugal?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Detroit to Portugal.

  • Can I find deals for business class flights from Detroit to Portugal?

    Yes. Cheapflights offers flight deals from Detroit to Portugal by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Detroit Metropolitan Wayne County Airport to Portugal?

    Currently, September is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Portugal (average of $441). Flying from Detroit Metropolitan Wayne County Airport to Portugal in July is currently the most expensive (average of $806). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 10 airlines flying from Detroit to Portugal

Discover the top 10 airlines that operate flights from Detroit to Portugal. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$441Average$978FlexibilityNo cancel feeOn-timeN/A
KLMCheapest$528Average$853FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$579Average$1,197FlexibilityNo cancel feeOn-time77%
Turkish AirlinesCheapest$588Average$651FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$599Average$1,041FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$600Average$919FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$615Average$823FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$683Average$974FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$687Average$898FlexibilityNo cancel feeOn-time71%
TAP AIR PORTUGALCheapest$694Average$845FlexibilityNo cancel feeOn-timeN/A

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