HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Portugal

$224+ Cheap flights from Detroit (DTT) 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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
DTT — LIS
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
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 septiembre 11, 2025.

Round-trip from

$490
(FlightHub)

One-way from

$224
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,178
From Detroit (DTT) to Portugal
Search Deals
One-way flight from Detroit (DTT) to Portugal
Search Deals
High demand for flights, 8% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 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 septiembre 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/9. 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.
lun. 10/277:28 amDTW - LIS
2 stops21h 52mMultiple Airlines
mié. 11/512:15 pmLIS - DTW
2 stops25h 04mMultiple Airlines
Deal found 9/9$517
This FlightHub deal was found by Cheapflights users on 9/9. 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.
dom. 11/233:59 pmDTW - LIS
2 stops18h 41mScandinavian Airlines
mar. 12/28:05 amLIS - DTW
2 stops43h 27mScandinavian Airlines
Deal found 9/9$523
This United Airlines deal was found by Cheapflights users on 9/11. 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.
dom. 11/232:17 pmDTW - LIS
2 stops14h 58mUnited Airlines
mar. 12/211:20 amLIS - DTW
2 stops31h 28mUnited Airlines
Deal found 9/11$532
This Air Canada deal was found by Cheapflights users on 9/11. 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.
dom. 11/236:15 pmDTW - LIS
1 stop10h 05mAir Canada
mar. 12/211:20 amLIS - DTW
2 stops31h 28mAir Canada
Deal found 9/11$534
This United Airlines deal was found by Cheapflights users on 9/11. 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.
mar. 11/42:35 pmDTW - LIS
1 stop14h 40mUnited Airlines
mar. 11/115:00 amLIS - DTW
1 stop13h 55mUnited Airlines
Deal found 9/11$538
This United Airlines deal was found by Cheapflights users on 9/11. 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.
lun. 12/17:45 pmDTW - LIS
1 stop9h 30mUnited Airlines
mié. 12/1011:00 amLIS - DTW
2 stops38h 28mUnited Airlines
Deal found 9/11$539
This CheapOair deal was found by Cheapflights users on 9/11. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/236:15 pmDTW - LIS
1 stop10h 05mMultiple Airlines
mar. 12/25:00 amLIS - DTW
1 stop13h 55mMultiple Airlines
Deal found 9/11$540
This Air Canada deal was found by Cheapflights users on 9/11. 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.
lun. 12/16:15 pmDTW - LIS
2 stops33h 40mAir Canada
mié. 12/1011:00 amLIS - DTW
2 stops40h 11mAir Canada
Deal found 9/11$541
This Air Canada deal was found by Cheapflights users on 9/11. 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.
mar. 11/42:35 pmDTW - LIS
2 stops13h 45mMultiple Airlines
mar. 11/115:00 amLIS - DTW
2 stops41h 35mMultiple Airlines
Deal found 9/11$545
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
sáb. 11/84:17 pmDTW - PDL
2 stops36h 03mMultiple Airlines
sáb. 11/155:55 pmPDL - DTW
1 stop18h 16mMultiple Airlines
Deal found 9/9$754
This FlightHub deal was found by Cheapflights users on 9/10. 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.
mar. 10/145:45 pmDTW - FNC
2 stops26h 30mTAP AIR PORTUGAL
mar. 10/217:25 pmFNC - DTW
2 stops30h 01mTAP AIR PORTUGAL
Deal found 9/10$763
This FlightHub deal was found by Cheapflights users on 9/10. 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.
mar. 10/145:45 pmDTW - FNC
2 stops14h 40mTAP AIR PORTUGAL
lun. 10/207:25 pmFNC - DTW
2 stops54h 01mTAP AIR PORTUGAL
Deal found 9/10$777

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 septiembre 11, 2025.
Use the filters below to find and compare flights from Detroit 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

dom. 11/23

2:05 pm-10:15 am

1 stop15h 10m

Lisbon Humberto Delgado

mar. 12/2

11:20 am-1:48 pm

2 stops31h 28m

$532

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

lun. 12/1

2:35 pm-10:15 am

1 stop14h 40m

Lisbon Humberto Delgado

mié. 12/10

5:00 am-1:55 pm

1 stop13h 55m

$538

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

mar. 11/4

2:35 pm-10:15 am

1 stop14h 40m

Lisbon Humberto Delgado

mar. 11/11

5:00 am-1:55 pm

1 stop13h 55m

$538

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

lun. 12/1

4:03 pm-9:05 am

1 stop12h 02m

Lisbon Humberto Delgado

mié. 12/10

11:15 am-11:21 pm

1 stop17h 06m

$555

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

sáb. 11/29

6:15 pm-11:35 am

2 stops36h 20m

Lisbon Humberto Delgado

vie. 12/12

5:00 am-5:35 pm

2 stops41h 35m

$574

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

lun. 10/27

7:45 pm-10:15 am

1 stop10h 30m

Lisbon Humberto Delgado

mié. 11/5

5:00 am-1:55 pm

1 stop13h 55m

$588

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

dom. 11/9

2:10 pm-2:35 pm

2 stops19h 25m

Lisbon Humberto Delgado

lun. 11/24

3:25 pm-10:15 pm

2 stops35h 50m

$595

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

dom. 11/2

5:45 am-10:15 am

1 stop23h 30m

Lisbon Humberto Delgado

dom. 11/9

5:00 am-1:55 pm

1 stop13h 55m

$599

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

sáb. 11/29

5:45 am-10:15 am

1 stop23h 30m

Lisbon Humberto Delgado

vie. 12/12

5:00 am-1:55 pm

1 stop13h 55m

$600

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

sáb. 11/8

4:17 pm-8:20 am

2 stops36h 03m

Ponta Delgada Nordela

sáb. 11/15

5:55 pm-8:11 am

1 stop18h 16m

$754

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 34 results
1
2
3
4

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 to Portugal

What is the cheapest month to book a flight from Detroit to Portugal?

Currently, January is the cheapest month in which you can book a flight from Detroit to Portugal (average of $612). Flying from Detroit to Portugal in June is currently the most expensive (average of $1,127). 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 DTT 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 septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Detroit to Portugal as you normally would.

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 septiembre 11, 2025.
Read reviews from past customers who have flown Delta, KLM, and United Airlines from Detroit to Portugal. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,937 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
British Airways
6.7
Okay
7,361 reviews
Delta
8.0
Very good
7,960 reviews

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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?

    Located just 0.6 mi from the city center, Detroit All airports (DTT) is the airport most travelers will use when flying to Portugal from Detroit.

  • How long is the flight from Detroit to Portugal?

    A quick flight from Detroit to Portugal can take about 14h 40m. United Airlines provides one of the quickest options available for as low as $777. Airlines will cover a distance of 3615 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Detroit to Portugal?

    When deciding which route to take from Detroit to Portugal consider Detroit Metropolitan Wayne County - Lisbon Humberto Delgado, Detroit Metropolitan Wayne County - Funchal Madeira or Detroit Metropolitan Wayne County - Ponta Delgada Nordela as they are the most popular.

  • 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 to Portugal?

    Currently, January is the cheapest month in which you can book a flight from Detroit to Portugal (average of $612). Flying from Detroit to Portugal in June is currently the most expensive (average of $1,127). 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.
O'Hare Intl to Heathrow flights
O'Hare Intl to Frederic Chopin flights
O'Hare Intl to Charles de Gaulle flights
O'Hare Intl to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Dublin flights
O'Hare Intl to Madrid flights
O'Hare Intl to Istanbul flights
O'Hare Intl to Gatwick flights
O'Hare Intl to Orly flights
O'Hare Intl to Frankfurt flights
O'Hare Intl to London City flights
O'Hare Intl to Athens flights
O'Hare Intl to Lisbon flights
O'Hare Intl to Barcelona-El Prat flights
O'Hare Intl to Amsterdam flights
O'Hare Intl to Krakow flights
O'Hare Intl to Munich flights
Midway to Heathrow flights
Detroit to Istanbul flights
Detroit to Heathrow flights
Midway to Leonardo da Vinci/Fiumicino flights
Midway to Charles de Gaulle flights
O'Hare Intl to Stansted flights
Detroit to Charles de Gaulle flights
O'Hare Intl to Zurich flights
O'Hare Intl to Luton flights
O'Hare Intl to Malpensa flights
O'Hare Intl to Bruxelles-National flights
Detroit to Leonardo da Vinci/Fiumicino flights
O'Hare Intl to Copenhagen flights
Detroit to Frankfurt flights
Midway to Madrid flights
O'Hare Intl to Keflavik Intl flights
O'Hare Intl to Modlin flights
O'Hare Intl to Vienna flights
Midway to Dublin flights
O'Hare Intl to Edinburgh flights
O'Hare Intl to Beauvais-Tille flights
O'Hare Intl to Sabiha Gokcen flights
Midway to Lisbon flights
O'Hare Intl to Linate flights
Midway to Frederic Chopin flights
Midway to Athens flights
Detroit to Amsterdam flights
O'Hare Intl to Katowice flights
Midway to Barcelona-El Prat flights
Detroit to Gatwick flights
Midway to Gatwick flights
O'Hare Intl to Prague flights
Midway to Frankfurt flights

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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$441Average$1,080FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$549Average$872FlexibilityNo cancel feeOn-time70%
Turkish AirlinesCheapest$559Average$642FlexibilityNo cancel feeOn-time77%
Air FranceCheapest$561Average$845FlexibilityNo cancel feeOn-time77%
KLMCheapest$568Average$895FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$603Average$973FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$604Average$874FlexibilityNo cancel feeOn-time71%
LufthansaCheapest$670Average$912FlexibilityNo cancel feeOn-time76%
Air CanadaCheapest$692Average$948FlexibilityNo cancel feeOn-time67%
TAP AIR PORTUGALCheapest$694Average$853FlexibilityNo cancel feeOn-timeN/A

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.