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$341+ Cheap flights from Porto (OPO) to Detroit (DTT)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — DTT
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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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 November 21, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/20. 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.
Thu 12/254:15 pmOPO - DTW
1 stop26h 40mLufthansa
Thu 1/14:15 pmDTW - OPO
1 stop14h 25mLufthansa
Deal found 11/20$767
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Thu 12/258:20 amOPO - DTW
2 stops30h 05mAmerican Airlines
Thu 1/19:56 amDTW - OPO
2 stops25h 04mAmerican Airlines
Deal found 11/20$811
This Mytrip deal was found by Cheapflights users on 11/20. 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 12/258:50 amOPO - DTW
2 stops28h 53mMultiple Airlines
Thu 1/15:10 amDTW - OPO
3 stops28h 40mMultiple Airlines
Deal found 11/20$874

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 (DTT). 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 November 21, 2025.

Round-trip from

$767
(Kiwi.com)

One-way from

$341
(Kiwi.com)
From Porto to Detroit (DTT)
Search Deals
One-way flight from Porto to Detroit (DTT)
Search Deals

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 November 21, 2025.
Use the filters below to find and compare flights from Porto to Detroit that are best for you.

Fly from

Porto

Fly to

Detroit

Route

Depart

Return

Price

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 1/22

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Sun 1/25

4:15 pm-11:40 am

1 stop14h 25m

$769

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 1/22

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Sun 1/25

4:15 pm-11:40 am

1 stop14h 25m

$771

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 1/22

6:00 am-5:35 pm

2 stops40h 35m

Detroit Metropolitan Wayne County

Sun 1/25

6:15 pm-11:15 am

2 stops36h 00m

$777

PortoDetroit

OPO - DTW

OPODTW

Porto

Wed 2/18

6:00 am-5:35 pm

2 stops40h 35m

Detroit Metropolitan Wayne County

Sun 2/22

6:15 pm-3:15 pm

2 stops16h 00m

$785

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-3:15 pm

1 stop18h 10m

$793

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 12/25

8:20 am-9:25 am

2 stops30h 05m

Detroit Metropolitan Wayne County

Thu 1/1

9:56 am-4:00 pm

2 stops25h 04m

$811

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 1/22

11:15 am-6:00 pm

1 stop35h 45m

Detroit Metropolitan Wayne County

Sun 1/25

7:17 am-10:30 am

2 stops22h 13m

$823

PortoDetroit

OPO - DTW

OPODTW

Porto

Wed 2/18

11:15 am-5:55 pm

1 stop35h 40m

Detroit Metropolitan Wayne County

Sun 2/22

12:54 pm-10:30 am

2 stops16h 36m

$862

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 12/25

8:50 am-8:43 am

2 stops28h 53m

Detroit Metropolitan Wayne County

Thu 1/1

5:10 am-2:50 pm

3 stops28h 40m

$874

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 1/15

9:55 pm-7:56 am

2 stops39h 01m

$341

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 12 results
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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.

Cheapflights Insights

Everything you need to know about your flight from Porto to Detroit
No data available for this route at this time. Please check back soon.

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?

    A quick flight from Porto to Detroit can take about 12h 55m. United Airlines provides one of the quickest options available for as low as $769. Porto and Detroit are separated by a distance of 3716 mi. This flight may include one or multiple stops.

  • 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.

See more FAQs

Traveling to a place near Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

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