HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Detroit

$299+ Cheap flights from Porto (OPO) to Detroit Metropolitan Wayne County Airport (DTW)

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 2/8. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — DTW
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Porto to Detroit 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 Porto to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Detroit (DTW). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$747
(United Airlines)

One-way from

$299
(Kiwi.com)
From Porto to Detroit Metropolitan Wayne County
Search Deals
One-way flight from Porto to Detroit Metropolitan Wayne County
Search Deals

Find flight deals from Porto to Detroit

Cheapest flights from Porto to Detroit
Explore the most affordable flight options available from Porto to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Lufthansa 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/256:00 amOPO - DTW
1 stop13h 10mLufthansa
Sun 11/24:15 pmDTW - OPO
1 stop14h 25mLufthansa
Deal found 9/11$774
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.
Sun 9/219:15 amOPO - DTW
1 stop18h 41mUnited Airlines
Sat 9/2711:07 amDTW - OPO
1 stop17h 38mUnited Airlines
Deal found 9/11$804
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.
Sat 10/256:00 amOPO - DTW
1 stop13h 10mUnited Airlines
Sun 11/26:20 pmDTW - OPO
1 stop10h 10mUnited Airlines
Deal found 9/11$805
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/253:45 pmOPO - DTW
2 stops14h 00mMultiple Airlines
Sun 11/27:58 pmDTW - OPO
1 stop10h 52mMultiple Airlines
Deal found 9/10$811
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.
Sun 9/2111:20 amOPO - DTW
2 stops28h 09mAir Canada
Sat 9/279:55 amDTW - OPO
2 stops27h 35mAir Canada
Deal found 9/11$901

Cheapflights Fare Finder

 
Customize your flight search to find flights from Porto to Detroit 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 September 11, 2025.
Use the filters below to find and compare flights from Porto to Detroit Metropolitan Wayne County Airport that are best for you.

Fly from

Porto

Fly to

Detroit

Route

Depart

Return

Price

PortoDetroit

OPO - DTW

OPODTW

Porto

Wed 2/18

6:00 am-9:50 am

2 stops32h 50m

Detroit Metropolitan Wayne County

Sun 2/22

5:30 pm-9:30 am

1 stop11h 00m

$747

PortoDetroit

OPO - DTW

OPODTW

Porto

Wed 2/18

4:15 pm-2:15 pm

1 stop27h 00m

Detroit Metropolitan Wayne County

Sun 2/22

4:05 pm-11:40 am

1 stop14h 35m

$773

PortoDetroit

OPO - DTW

OPODTW

Porto

Sat 10/25

6:00 am-2:10 pm

1 stop13h 10m

Detroit Metropolitan Wayne County

Sun 11/2

4:15 pm-11:40 am

1 stop14h 25m

$774

PortoDetroit

OPO - DTW

OPODTW

Porto

Sat 10/25

3:45 pm-12:45 am

2 stops14h 00m

Detroit Metropolitan Wayne County

Sun 11/2

5:17 am-3:45 pm

2 stops29h 28m

$805

PortoDetroit

OPO - DTW

OPODTW

Porto

Sat 10/25

6:00 am-2:10 pm

1 stop13h 10m

Detroit Metropolitan Wayne County

Sun 11/2

6:20 pm-9:30 am

1 stop10h 10m

$805

PortoDetroit

OPO - DTW

OPODTW

Porto

Sun 2/8

9:55 pm-8:11 am

2 stops39h 16m

$299

PortoDetroit

OPO - DTW

OPODTW

Porto

Sun 10/19

1:30 pm-8:20 am

3 stops47h 50m

$399

PortoDetroit

OPO - DTW

OPODTW

Porto

Sun 2/8

4:10 pm-6:10 pm

1 stop31h 00m

$658

PortoDetroit

OPO - DTW

OPODTW

Porto

Sat 10/25

10:45 am-7:10 pm

1 stop37h 25m

$703

PortoDetroit

OPO - DTW

OPODTW

Porto

Sat 10/25

9:15 pm-10:49 am

2 stops42h 34m

$779

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 14 results
1
2

Best time to book a flight from Porto to Detroit

Have a flexible travel schedule? Discover the best time to fly to Detroit from Porto 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.

Related info for your journey

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

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

    Airlines like United Airlines and Lufthansa fly from Porto to Detroit Metropolitan Wayne County Airport in about 27h. The time it takes to get you to your destination can typically vary by up to 5h 50m. The distance from Porto to Detroit Metropolitan Wayne County Airport is about 3716 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Porto to Detroit 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 Porto to Detroit Metropolitan Wayne County Airport?

    Currently, August is the cheapest month in which you can book a flight from Porto to Detroit Metropolitan Wayne County Airport (average of $250). Flying from Porto to Detroit Metropolitan Wayne County Airport in March is currently the most expensive (average of $305). 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

Traveling to a place near Detroit Metropolitan Wayne County Airport?

Book flights to Detroit Metropolitan Wayne County Airport if you plan to visit one of these locations
Sterling Heights
Dearborn
Troy
Warren
Southfield
Novi
Clarkston
Allen Park
Utica
Plymouth
Monroe
Wixom
Brighton
Livonia
Roseville
Fremont
Port Huron
Auburn Hills
Madison Heights
Southgate

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 Porto to Detroit

See prices for flight routes from nearby airports that may be better suited for you.
Lisbon to Detroit flights

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.