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$297+ 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — LIS
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
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 December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/21. 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.
Thu 12/257:49 pmDTW - LIS
1 stop9h 26mUnited Airlines
Sun 12/285:00 amLIS - DTW
2 stops23h 38mUnited Airlines
Deal found 12/21$819
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Thu 12/252:30 pmDTW - LIS
1 stop14h 45mUnited Airlines
Mon 12/296:10 amLIS - DTW
2 stops21h 20mUnited Airlines
Deal found 12/21$821
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Fri 12/266:15 pmDTW - LIS
1 stop10h 05mUnited Airlines
Sun 12/2811:55 amLIS - DTW
1 stop12h 09mUnited Airlines
Deal found 12/21$834
This KAYAK deal was found by Cheapflights users on 12/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:15 pmDTW - LIS
2 stops26h 15mLufthansa
Sun 12/285:00 amLIS - DTW
2 stops22h 30mLufthansa
Deal found 12/21$868
This KAYAK deal was found by Cheapflights users on 12/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/244:15 pmDTW - LIS
2 stops26h 15mLufthansa
Mon 12/296:10 amLIS - DTW
2 stops21h 20mLufthansa
Deal found 12/21$869
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Sun 12/212:30 pmDTW - LIS
2 stops12h 40mUnited Airlines
Sun 12/285:00 amLIS - DTW
2 stops20h 58mUnited Airlines
Deal found 12/21$890
This Delta deal was found by Cheapflights users on 12/21. 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.
Tue 12/239:59 pmDTW - LIS
1 stop29h 01mDelta
Mon 12/295:00 amLIS - DTW
1 stop17h 55mDelta
Deal found 12/21$891
This United Airlines deal was found by Cheapflights users on 12/21. 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.
Sun 12/212:30 pmDTW - LIS
2 stops12h 40mUnited Airlines
Mon 12/296:10 amLIS - DTW
2 stops21h 20mUnited Airlines
Deal found 12/21$892
This oojo deal was found by Cheapflights users on 12/21. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/229:25 amDTW - PDL
2 stops25h 15mMultiple Airlines
Mon 12/295:50 pmPDL - DTW
1 stop18h 45mMultiple Airlines
Deal found 12/21$1,398
This Mytrip deal was found by Cheapflights users on 12/21. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:35 pmDTW - PDL
3 stops22h 55mMultiple Airlines
Sat 12/275:20 pmPDL - DTW
1 stop19h 23mMultiple Airlines
Deal found 12/21$1,532
This FlightHub deal was found by Cheapflights users on 12/21. 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 12/2510:41 amDTW - FNC
2 stops41h 29mTAP AIR PORTUGAL
Sat 12/279:15 pmFNC - DTW
2 stops55h 25mTAP AIR PORTUGAL
Deal found 12/21$1,728
This Priceline deal was found by Cheapflights users on 12/21. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2510:41 amDTW - FNC
2 stops41h 29mMultiple Airlines
Sat 12/273:05 pmFNC - DTW
1 stop27h 50mMultiple Airlines
Deal found 12/21$1,973

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 December 23, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$515
(Mytrip)

One-way from

$297
(WestJet)

Popular in

December

Cheapest in

November

Average price

$1,409
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
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($42 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 December 23, 2025.
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

Wed 2/25

2:40 pm-8:10 am

2 stops12h 30m

Lisbon Humberto Delgado

Tue 3/3

5:00 am-1:55 pm

1 stop13h 55m

$528

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/9

2:33 pm-8:10 am

1 stop12h 37m

Lisbon Humberto Delgado

Tue 2/17

11:20 am-5:25 pm

2 stops35h 05m

$536

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 3/21

9:30 pm-3:10 pm

2 stops37h 40m

Lisbon Humberto Delgado

Thu 3/26

5:00 am-2:10 pm

1 stop13h 10m

$537

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 2/4

2:40 pm-8:10 am

2 stops12h 30m

Lisbon Humberto Delgado

Wed 2/11

5:00 am-5:35 pm

2 stops17h 35m

$540

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 3/4

6:15 pm-9:20 am

1 stop10h 05m

Lisbon Humberto Delgado

Tue 3/10

5:00 am-6:55 pm

2 stops17h 55m

$540

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Tue 3/17

7:25 pm-9:30 am

1 stop34h 05m

Funchal Madeira

Thu 3/26

10:20 am-9:25 am

2 stops27h 05m

$582

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Thu 3/5

7:31 am-7:55 am

2 stops19h 24m

Lisbon Humberto Delgado

Tue 3/10

5:00 am-2:55 pm

1 stop13h 55m

$586

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Mon 1/19

9:30 pm-9:30 am

2 stops55h 00m

Funchal Madeira

Mon 1/26

10:25 am-1:15 pm

1 stop31h 50m

$588

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Thu 2/26

11:55 am-9:05 am

2 stops16h 10m

Lisbon Humberto Delgado

Tue 3/3

11:05 am-11:37 pm

1 stop17h 32m

$596

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Thu 3/19

5:45 am-7:55 am

2 stops22h 10m

Lisbon Humberto Delgado

Tue 3/24

6:10 am-5:25 pm

2 stops39h 15m

$603

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

Showing 1-10 of 39 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 June is currently the most expensive (average of $873). 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.

What is the cheapest time of day to fly from DTW to PT?

Find hourly flight availability from Detroit to Portugal. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

It’s typically best to fly out from Detroit Metropolitan Wayne County Airport to Portugal in the morning. Doing so could potentially save you 16% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Detroit Metropolitan Wayne County Airport to Portugal?

Use this chart to determine the cheapest time to fly round-trip from Detroit to Portugal. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Detroit Metropolitan Wayne County Airport to Portugal flight should consider departing on Wednesday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 23, 2025.
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
8,015 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
8,015 reviews
Delta
7.9
Good
8,015 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
9,109 reviews
Delta
7.9
Good
8,015 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
10,551 reviews
Delta
7.9
Good
8,015 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
7,649 reviews
Delta
7.9
Good
8,015 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
7,607 reviews
Delta
7.9
Good
8,015 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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 12h 30m. United Airlines provides one of the quickest options available for as low as $528. 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 Air Canada, which is currently one of the cheapest options available, starting at $287. TAP AIR PORTUGAL flights start at $366 while deals on United Airlines start at $407 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 June is currently the most expensive (average of $873). 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.

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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 December 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$441Average$998FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$559Average$640FlexibilityNo cancel feeOn-time77%
KLMCheapest$568Average$857FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$579Average$1,140FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$592Average$972FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$600Average$931FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$609Average$875FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$631Average$888FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$652Average$941FlexibilityNo cancel feeOn-time67%
TAP AIR PORTUGALCheapest$694Average$845FlexibilityNo cancel feeOn-timeN/A

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