HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$395+ 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 6/7. Fares are subject to change and may not be available on all flights or dates of travel.
DTW — LIS
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Detroit to Portugal with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Detroit to Portugal

Keep the following information in mind while searching for Detroit to Portugal flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$680
(United Airlines)

One-way from

$395
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,150
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. 18% potential increase in price ($223 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find 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 May 1, 2025.

This United Airlines deal was found by Cheapflights users on 4/30. 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 8/185:32 pmDTW - PDL
1 stop11h 08mUnited Airlines
Wed 8/2711:00 amPDL - DTW
1 stop11h 08mUnited Airlines
Deal found 4/30$555
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/233:45 pmDTW - LIS
1 stop18h 20mMultiple Airlines
Sat 11/297:25 pmLIS - DTW
2 stops24h 42mMultiple Airlines
Deal found 4/30$817
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/173:59 pmDTW - LIS
1 stop12h 06mAmerican Airlines
Sun 8/316:35 amLIS - DTW
2 stops16h 44mAmerican Airlines
Deal found 4/30$822
This oojo deal was found by Cheapflights users on 4/30. 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.
Thu 8/289:00 pmDTW - LIS
1 stop31h 55mTurkish Airlines
Thu 9/44:45 pmLIS - DTW
1 stop31h 20mTurkish Airlines
Deal found 4/30$830
This Justfly.com deal was found by Cheapflights users on 4/30. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:40 pmDTW - LIS
2 stops18h 20mTAP AIR PORTUGAL
Wed 10/156:55 amLIS - DTW
2 stops18h 07mTAP AIR PORTUGAL
Deal found 4/30$831
This Gotogate deal was found by Cheapflights users on 4/30. 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.
Sat 5/178:30 pmDTW - LIS
1 stop19h 50mIcelandair
Sun 6/110:25 pmLIS - DTW
1 stop25h 55mIcelandair
Deal found 4/30$840
This Lufthansa deal was found by Cheapflights users on 4/30. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/64:00 pmDTW - LIS
1 stop18h 25mLufthansa
Fri 10/175:05 amLIS - DTW
1 stop14h 05mLufthansa
Deal found 4/30$841
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:10 pmDTW - LIS
2 stops19h 45mBritish Airways
Mon 10/205:05 pmLIS - DTW
2 stops32h 22mBritish Airways
Deal found 4/30$846
This Air Canada deal was found by Cheapflights users on 4/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/59:55 amDTW - LIS
1 stop18h 25mAir Canada
Thu 10/1611:25 amLIS - DTW
1 stop15h 04mAir Canada
Deal found 4/30$849
This United Airlines deal was found by Cheapflights users on 4/30. 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 10/59:55 amDTW - LIS
1 stop18h 25mUnited Airlines
Mon 10/137:30 amLIS - DTW
1 stop35h 40mUnited Airlines
Deal found 4/30$875
This Finnair deal was found by Cheapflights users on 4/30. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/95:10 pmDTW - LIS
2 stops25h 15mFinnair
Fri 7/186:35 amLIS - DTW
2 stops22h 12mFinnair
Deal found 4/30$900
This oojo deal was found by Cheapflights users on 4/30. 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.
Sat 10/115:40 pmDTW - PDL
2 stops36h 05mTAP AIR PORTUGAL
Sat 10/187:35 pmPDL - DTW
2 stops52h 27mTAP AIR PORTUGAL
Deal found 4/30$911

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 May 1, 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

Sun 5/25

3:23 pm-10:05 am

1 stop13h 42m

Lisbon Humberto Delgado

Thu 6/5

6:30 am-8:17 am

2 stops30h 47m

$820

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 5/17

8:30 pm-9:20 pm

1 stop19h 50m

Lisbon Humberto Delgado

Sun 6/1

10:25 pm-7:20 pm

1 stop25h 55m

$831

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 7/7

7:45 am-9:30 pm

2 stops32h 45m

Lisbon Humberto Delgado

Tue 7/15

4:00 pm-8:48 am

2 stops21h 48m

$876

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 7/9

5:10 pm-11:25 pm

2 stops25h 15m

Lisbon Humberto Delgado

Fri 7/18

6:35 am-11:47 pm

2 stops22h 12m

$900

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 7/7

6:22 pm-9:05 am

1 stop9h 43m

Lisbon Humberto Delgado

Tue 7/15

11:05 am-5:52 pm

1 stop11h 47m

$939

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 7/7

9:40 pm-5:50 pm

2 stops15h 10m

Lisbon Humberto Delgado

Tue 7/15

5:00 am-3:35 pm

1 stop15h 35m

$952

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 7/6

10:35 pm-6:40 pm

1 stop15h 05m

Lisbon Humberto Delgado

Mon 7/14

7:30 pm-11:50 am

1 stop21h 20m

$953

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 5/7

12:07 pm-9:05 am

2 stops15h 58m

Lisbon Humberto Delgado

Thu 5/15

11:05 am-12:26 am

2 stops18h 21m

$1,018

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 5/27

10:09 am-10:45 am

2 stops19h 36m

Lisbon Humberto Delgado

Tue 6/3

12:45 pm-9:51 pm

2 stops14h 06m

$1,030

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 7/19

8:53 pm-8:05 pm

2 stops18h 12m

Lisbon Humberto Delgado

Fri 7/25

7:05 pm-11:25 pm

2 stops33h 20m

$1,041

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 25 results
1
2
3

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, January is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Portugal (average of $612). Flying from Detroit Metropolitan Wayne County Airport to Portugal in June is currently the most expensive (average of $1,178). 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 May 1, 2025.

When flying from Detroit Metropolitan Wayne County Airport to Portugal, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portugal by month

Plan your trip to Portugal by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portugal ranges from 0.2 - 4.8 inches per month. December is typically the wettest month, when rainfall can reach 4.8 in. July is typically the driest time to visit Portugal when rainfall is around 0.2 in.

Temperature in Portugal by month

Plan your trip to Portugal by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portugal, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

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 May 1, 2025.
See what other customers who have flown with Delta, KLM and Finnair from Detroit to Portugal have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,934 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,334 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Finnair
7.6
Good
1,275 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,588 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,446 reviews
Delta
8.0
Very good
7,934 reviews

Boarding

8.2

Overall

8.0

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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 American Airlines, which is currently one of the cheapest options available, starting at $558. Icelandair flights start at $646 while deals on Air Europa start at $647 one-way.

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

    While some choose either Detroit Metropolitan Wayne County - Ponta Delgada Nordela or Detroit Metropolitan Wayne County - Funchal Madeira, 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, January is the cheapest month in which you can book a flight from Detroit Metropolitan Wayne County Airport to Portugal (average of $612). Flying from Detroit Metropolitan Wayne County Airport to Portugal in June is currently the most expensive (average of $1,178). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Detroit to Portugal

See prices for flight routes from nearby airports that may be better suited for you.
Detroit to Heathrow flights
Detroit to Charles de Gaulle flights
Detroit to Istanbul flights
Detroit to Leonardo da Vinci/Fiumicino flights
Detroit to Frankfurt flights
Detroit to Gatwick flights
Detroit to Amsterdam flights
Detroit to London City flights
Detroit to Dublin flights
Detroit to Orly flights
Detroit to Athens flights
Detroit to Keflavik Intl flights
Detroit to Sabiha Gokcen flights
Detroit to Munich flights
Detroit to Tirana flights
Detroit to Barcelona-El Prat flights
Detroit to Madrid flights
Detroit to Luqa flights
Detroit to Lisbon flights
Detroit to Frederic Chopin flights
Detroit to Edinburgh flights
Detroit to Zurich flights
Detroit to Malpensa flights
Detroit to Vicenza flights
Detroit to Linate flights
Detroit to Oslo Gardermoen flights
Detroit to Budapest flights
Detroit to Florence flights
Detroit to Prague flights
Detroit to Bruxelles-National flights
Detroit to Copenhagen flights
Detroit to Arlanda flights
Detroit to Otopeni Intl flights
Detroit to Palermo flights
Detroit to Dubrovnik flights
Detroit to Naples flights
Detroit to Belgrade flights
Detroit to Luton flights
Detroit to Glasgow Intl flights
Detroit to Thessaloniki flights
Detroit to Vienna flights
Detroit to Birmingham flights
Detroit to Split flights
Detroit to Manchester flights
Detroit to Nice flights
Detroit to Skopje flights
Detroit to Krakow flights
Detroit to Zagreb flights
Detroit to Berlin flights
Detroit to Stansted flights

Top 9 airlines flying from Detroit to Portugal

Discover the top 9 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Turkish AirlinesCheapest$559Average$651FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$561Average$873FlexibilityNo cancel feeOn-time77%
KLMCheapest$563Average$880FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$567Average$752FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$570Average$1,216FlexibilityNo cancel feeOn-time69%
LufthansaCheapest$576Average$1,117FlexibilityNo cancel feeOn-time76%
DeltaCheapest$589Average$1,049FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$609Average$912FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$692Average$953FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.