What is the cheapest airline that flies from Porto to Detroit?

Iberia, Delta, and Lufthansa are the most popular carriers operating from Porto to Detroit

When did momondo last update prices for flights from Porto Airport to Detroit?

Prices for flights from Porto Airport to Detroit refresh daily.

How old do you have to be to fly from Porto Airport to Detroit?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Detroit.

What documentation or ID do you need to fly to Detroit?

The required travel and health documents for your Detroit trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Detroit. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$534 Cheap Flights from Porto to Detroit in 2026/27

Find the cheapest flights from Porto to Detroit

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 am - 4:00 pmOPO Porto-DTW Detroit Metropolitan Wayne County

36h 40m2 stops Madrid Barajas Chicago O'Hare Intl

1:16 pm - 4:00 pmDTW Detroit Metropolitan Wayne County-OPO Porto

21h 44m2 stops Chicago O'Hare Intl Madrid Barajas

$839American Airlines

Thu, Jan 14 - Mon, Jan 18

8:20 am - 4:00 pmOPO Porto-DTW Detroit Metropolitan Wayne County

36h 40m2 stops Madrid Barajas Chicago O'Hare Intl

1:16 pm - 4:00 pmDTW Detroit Metropolitan Wayne County-OPO Porto

21h 44m2 stops Chicago O'Hare Intl Madrid Barajas

$841American Airlines

Thu, Jan 14 - Mon, Jan 18

4:45 pm - 6:50 pmOPO Porto-DTW Detroit Metropolitan Wayne County

31h 05m1 stop Istanbul

8:55 pm - 10:00 amDTW Detroit Metropolitan Wayne County-OPO Porto

32h 05m1 stop Istanbul

$877Turkish Airlines

Fri, Oct 16 - Tue, Oct 20

6:00 am - 1:55 pmOPO Porto-DTW Detroit Metropolitan Wayne County

12h 55m1 stop Frankfurt am Main

11:15 am - 9:45 amDTW Detroit Metropolitan Wayne County-OPO Porto

17h 30m1 stop Newark

$915United Airlines

Wed, Sep 30 - Sun, Oct 4

6:00 am - 1:55 pmOPO Porto-DTW Detroit Metropolitan Wayne County

12h 55m1 stop Frankfurt am Main

2:48 pm - 9:45 amDTW Detroit Metropolitan Wayne County-OPO Porto

13h 57m2 stops Washington, D.C. Dulles Intl Newark

$916United Airlines

Wed, Sep 30 - Sun, Oct 4

6:00 am - 2:15 pmOPO Porto-DTW Detroit Metropolitan Wayne County

13h 15m1 stop Frankfurt am Main

4:05 pm - 3:20 pmDTW Detroit Metropolitan Wayne County-OPO Porto

18h 15m1 stop Frankfurt am Main

$917United Airlines

Thu, Jan 14 - Mon, Jan 18

6:00 am - 1:55 pmOPO Porto-DTW Detroit Metropolitan Wayne County

12h 55m1 stop Frankfurt am Main

7:00 am - 9:45 amDTW Detroit Metropolitan Wayne County-OPO Porto

21h 45m1 stop Newark

$918United Airlines

Wed, Sep 30 - Sun, Oct 4

6:00 am - 1:55 pmOPO Porto-DTW Detroit Metropolitan Wayne County

12h 55m1 stop Frankfurt am Main

2:02 pm - 7:00 amDTW Detroit Metropolitan Wayne County-OPO Porto

35h 58m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

$938United Airlines

Wed, Sep 30 - Sun, Oct 4

9:25 pm - 8:05 pmOPO Porto-DTW Detroit Metropolitan Wayne County

27h 40m2 stops London Gatwick Chicago O'Hare Intl

4:54 pm - 7:30 pmDTW Detroit Metropolitan Wayne County-OPO Porto

21h 36m2 stops Chicago O'Hare Intl London Heathrow

$969British Airways

Fri, Oct 16 - Tue, Oct 20

11:20 am - 10:27 amOPO Porto-DTW Detroit Metropolitan Wayne County

28h 07m2 stops Montreal Pierre Elliott Trudeau Intl Newark

7:17 pm - 7:00 amDTW Detroit Metropolitan Wayne County-OPO Porto

30h 43m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

$1,012United Airlines

Wed, Sep 30 - Sun, Oct 4

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United Airlines flights from Porto to Detroit

Our best United Airlines deals on Porto to Detroit flight tickets

United Airlines

Sep 30

OPO6:00 amPorto

12h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

Oct 4

DTW10:19 amDetroit Metropolitan Wayne County

18h 26m

2 stops

OPO9:45 amPorto

$915

United Airlines

Sep 30

OPO6:00 amPorto

12h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

Oct 4

DTW2:48 pmDetroit Metropolitan Wayne County

13h 57m

2 stops

OPO9:45 amPorto

$916

United Airlines

Jan 14

OPO6:00 amPorto

13h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

Jan 18

DTW4:05 pmDetroit Metropolitan Wayne County

18h 15m

1 stop

OPO3:20 pmPorto

$917

American Airlines flights from Porto to Detroit

Our best American Airlines deals on Porto to Detroit flight tickets

American Airlines

Jan 14

OPO8:20 amPorto

36h 40m

2 stops

DTW4:00 pmDetroit Metropolitan Wayne County

Jan 18

DTW1:16 pmDetroit Metropolitan Wayne County

21h 44m

2 stops

OPO4:00 pmPorto

$839

American Airlines

Jan 14

OPO8:20 amPorto

36h 40m

2 stops

DTW4:00 pmDetroit Metropolitan Wayne County

Jan 18

DTW1:16 pmDetroit Metropolitan Wayne County

21h 44m

2 stops

OPO4:00 pmPorto

$841

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Thu 1/14

8:20 am-4:00 pm

2 stops36h 40m

Detroit Metropolitan Wayne County

Mon 1/18

1:16 pm-4:00 pm

2 stops21h 44m

$839

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Thu 1/14

8:20 am-4:00 pm

2 stops36h 40m

Detroit Metropolitan Wayne County

Mon 1/18

1:16 pm-4:00 pm

2 stops21h 44m

$841

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Fri 10/16

4:45 pm-6:50 pm

1 stop31h 05m

Detroit Metropolitan Wayne County

Tue 10/20

8:55 pm-10:00 am

1 stop32h 05m

$877

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Wed 9/30

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Sun 10/4

11:15 am-9:45 am

1 stop17h 30m

$915

Quickest round-trip

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Wed 9/30

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Sun 10/4

2:48 pm-9:45 am

2 stops13h 57m

$916

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Thu 1/14

6:00 am-2:15 pm

1 stop13h 15m

Detroit Metropolitan Wayne County

Mon 1/18

4:05 pm-3:20 pm

1 stop18h 15m

$917

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Wed 9/30

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Sun 10/4

7:00 am-9:45 am

1 stop21h 45m

$918

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Wed 9/30

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Sun 10/4

2:02 pm-7:00 am

2 stops35h 58m

$938

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Fri 10/16

9:25 pm-8:05 pm

2 stops27h 40m

Detroit Metropolitan Wayne County

Tue 10/20

4:54 pm-7:30 pm

2 stops21h 36m

$969

PortoDetroit

OPO Porto - DTW Detroit Metropolitan Wayne County

OPODTW

Porto

Wed 9/30

11:20 am-10:27 am

2 stops28h 07m

Detroit Metropolitan Wayne County

Sun 10/4

7:17 pm-7:00 am

2 stops30h 43m

$1,012

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to Detroit

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Porto to Detroit flights?

You could potentially save up to 44% on your flight if you consider stops on a Porto to Detroit flight.

When to book flights from Porto to Detroit

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Detroit according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Porto to Detroit (OPO to DTT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Porto to Detroit

Best Price Found	$534
Fastest flight time	12h 55m
Direct flights	None

The best one-way flight to Detroit from Porto in the past 72 hours is $534. The best round-trip flight deal from Porto to Detroit found on momondo in the last 72 hours is $839.

The fastest flight from Porto to Detroit takes 12h 55m

There are no direct flights from Porto to Detroit. There are no popular flight routes from Porto to Detroit.

Search flight deals

Frequently asked questions about flying from Porto to Detroit

How far is Porto to Detroit by plane?
There are 3704.3 mi between Porto and Detroit. 12h 55m is a normal flight duration for this route.
When did momondo last update prices for flights from Porto Airport to Detroit?
Prices for flights from Porto Airport to Detroit refresh daily.
How old do you have to be to fly from Porto Airport to Detroit?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Detroit.
What documentation or ID do you need to fly to Detroit?
The required travel and health documents for your Detroit trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Detroit. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Roseville

Port Huron

Why use momondo?

Why should I use momondo to find a flight deal from Porto to Detroit?

Finding the right flight to Detroit from Porto is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Detroit quick and easy, saving you time and money.

Can I find flights from Porto to Detroit with flexible booking policies on momondo?

momondo does allow users to show only those flights to Detroit from Porto which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Porto to Detroit?

momondo provides multiple filters to help you find the best flight to Detroit from Porto. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Porto to Detroit right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Porto to Detroit now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Detroit and let you know when they change.