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

Iberia and American Airlines 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.

$517 Cheap Flights from Porto to Detroit in 2026

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.

7:00 am - 5:20 pm-

15h 20m

5:30 pm - 1:00 pm-

14h 30m

$834Multiple Airlines

Thu, Sep 17 - Thu, Sep 24

7:00 am - 9:29 pm-

19h 29m

5:30 pm - 1:00 pm-

14h 30m

$841Multiple Airlines

Thu, Sep 17 - Thu, Sep 24

5:00 am - 1:35 pm-

13h 35m

9:20 pm - 3:25 pm-

13h 05m

$879KLM

Thu, Sep 17 - Thu, Sep 24

8:20 am - 9:37 pm-

18h 17m

1:30 pm - 8:00 pm-

25h 30m

$882Iberia

Tue, Nov 24 - Fri, Dec 4

8:40 pm - 9:33 pm-

29h 53m

8:47 pm - 8:00 pm-

18h 13m

$893Iberia

Sun, Aug 30 - Sun, Sep 27

5:55 am - 6:51 pm-

17h 56m

9:20 pm - 3:25 pm-

13h 05m

$894Delta

Thu, Sep 17 - Thu, Sep 24

5:00 am - 11:35 am-

11h 35m

9:20 pm - 3:30 pm-

13h 10m

$902KLM

Sun, Aug 30 - Sun, Sep 27

6:00 am - 1:55 pm-

12h 55m

6:00 am - 6:15 am-

19h 15m

$910United Airlines

Fri, Sep 18 - Tue, Sep 22

6:00 am - 1:55 pm-

12h 55m

6:00 am - 6:55 am-

19h 55m

$911United Airlines

Wed, Sep 16 - Sun, Sep 20

6:00 am - 1:55 pm-

12h 55m

4:00 pm - 11:10 am-

14h 10m

$913United Airlines

Fri, Sep 18 - Tue, Sep 22

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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 18

OPO6:00 amPorto

12h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

Sep 22

DTW6:00 amDetroit Metropolitan Wayne County

19h 15m

1 stop

OPO6:15 amPorto

$910

United Airlines

Sep 16

OPO6:00 amPorto

12h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

Sep 20

DTW6:00 amDetroit Metropolitan Wayne County

19h 55m

2 stops

OPO6:55 amPorto

$911

United Airlines

Sep 18

OPO6:00 amPorto

12h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

Sep 22

DTW4:00 pmDetroit Metropolitan Wayne County

14h 10m

1 stop

OPO11:10 amPorto

$913

Delta flights from Porto to Detroit

Our best Delta deals on Porto to Detroit flight tickets

Delta

Sep 17

OPO5:55 amPorto

17h 56m

2 stops

DTW6:51 pmDetroit Metropolitan Wayne County

Sep 24

DTW9:20 pmDetroit Metropolitan Wayne County

13h 05m

1 stop

OPO3:25 pmPorto

$894

Delta

Aug 30

OPO5:00 amPorto

11h 35m

1 stop

DTW11:35 amDetroit Metropolitan Wayne County

Sep 27

DTW12:30 pmDetroit Metropolitan Wayne County

17h 10m

2 stops

OPO10:40 amPorto

$929

Delta

Aug 24

OPO4:20 pmPorto

25h 58m

1 stop

DTW1:18 pmDetroit Metropolitan Wayne County

Aug 31

DTW6:45 pmDetroit Metropolitan Wayne County

15h 40m

1 stop

OPO3:25 pmPorto

$949

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 9/17

7:00 am-5:20 pm

2 stops15h 20m

Detroit Metropolitan Wayne County

Thu 9/24

5:30 pm-1:00 pm

2 stops14h 30m

$834

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 9/17

7:00 am-9:29 pm

3 stops19h 29m

Detroit Metropolitan Wayne County

Thu 9/24

5:30 pm-1:00 pm

2 stops14h 30m

$841

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 9/17

5:00 am-1:35 pm

1 stop13h 35m

Detroit Metropolitan Wayne County

Thu 9/24

9:20 pm-3:25 pm

1 stop13h 05m

$879

PortoDetroit

OPO - DTW

OPODTW

Porto

Tue 11/24

8:20 am-9:37 pm

2 stops18h 17m

Detroit Metropolitan Wayne County

Fri 12/4

1:30 pm-8:00 pm

2 stops25h 30m

$882

PortoDetroit

OPO - DTW

OPODTW

Porto

Sun 8/30

8:40 pm-9:33 pm

2 stops29h 53m

Detroit Metropolitan Wayne County

Sun 9/27

8:47 pm-8:00 pm

2 stops18h 13m

$893

PortoDetroit

OPO - DTW

OPODTW

Porto

Thu 9/17

5:55 am-6:51 pm

2 stops17h 56m

Detroit Metropolitan Wayne County

Thu 9/24

9:20 pm-3:25 pm

1 stop13h 05m

$894

Quickest round-trip

PortoDetroit

OPO - DTW

OPODTW

Porto

Sun 8/30

5:00 am-11:35 am

1 stop11h 35m

Detroit Metropolitan Wayne County

Sun 9/27

9:20 pm-3:30 pm

1 stop13h 10m

$902

PortoDetroit

OPO - DTW

OPODTW

Porto

Fri 9/18

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Tue 9/22

6:00 am-6:15 am

1 stop19h 15m

$910

PortoDetroit

OPO - DTW

OPODTW

Porto

Wed 9/16

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Sun 9/20

6:00 am-6:55 am

2 stops19h 55m

$911

PortoDetroit

OPO - DTW

OPODTW

Porto

Fri 9/18

6:00 am-1:55 pm

1 stop12h 55m

Detroit Metropolitan Wayne County

Tue 9/22

4:00 pm-11:10 am

1 stop14h 10m

$913

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 46% 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

Fastest flight time	12h 55m
Direct flights	None

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.