Cheap Flights from Detroit Wayne County to Porto

Compare Detroit Wayne County to Porto flight deals

Find the cheapest month or even day of the year to fly to Porto

Book the best Porto fare with no extra fees

Flight deals from Detroit Wayne County to Porto

Looking for a cheap last-minute deal or the best return flight from Detroit Wayne County to Porto? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Detroit Wayne County to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Detroit Wayne County to Porto flights are currently cheapest in October.

Detroit Wayne County to Porto: Alternative routes

Compare routes from Detroit Wayne County to Porto below. You may find an airport to fly into that's cheaper, faster, or easier than Porto.

Detroit to Porto: Flight information

The things to know before you go.
Cheapest flight foundR 3,523
Cheapest month to flyOctober

Finding cheap flights from Detroit Wayne County to Porto: Frequently asked questions

The best price we found for a return flight from Detroit Wayne County to Porto is R 8,690. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Detroit Wayne County to Porto. But we found flights with one or more stops from R 8,690.
As of February 2026, there are no flights flying from Detroit Wayne County to Porto.
The cheapest month to fly from Detroit Wayne County to Porto is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Detroit Wayne County Airport to Porto Airport on Tuesday, 21 April 2026.
No airlines currently offer direct flights between Detroit Wayne County Airport and Porto Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, United offers the cheapest flight tickets to Porto.

Travelling from Detroit Metropolitan Wayne County Airport (DTW) to Porto Airport (OPO): what you need to know

  • Porto is four hours ahead of Detroit and is in the UTC+0 timezone.

  • For a smooth journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you can comfortably catch your DTW to OPO flight.

  • Travelling during a peak time like August? Public holidays and other high seasons can result in longer lines at check-in and security. Be extra cautious and get there up to four hours before an international flight and two hours before a domestic departure.

  • If you want to explore another city along the way, simply uncheck 'Direct flights only' when searching for your ticket from Detroit Metropolitan Wayne County Airport to Porto Airport. Here are the top stopovers between DTW and OPO:

    • Pearson International Airport

    • Montreal-Pierre Elliott Trudeau International Airport

    • Newark Liberty International Airport

How to find the cheapest flights from Detroit Metropolitan Wayne County Airport (DTW) to Porto Airport (OPO)

  • At the moment, R 3,523 is the cheapest price we've seen for a one-way Detroit Metropolitan Wayne County Airport to Porto Airport flight. The best price for a return plane ticket is R 8,690. Bear in mind that fares may change due to availability when booking.

  • It's usually smart to book ahead of time if you want to find cheap tickets from DTW to OPO. That's because airlines adjust prices based on demand, which tends to rise closer to departure.

  • Getting cheap flights from Detroit Metropolitan Wayne County Airport to Porto Airport is more likely if you can be flexible with your dates. Use the 'Whole month' function to see the lowest fares throughout the month and land a great deal.

  • You won't have to check back in every day to see if fares have gone down when you create a Price Alert. We'll send you an update the moment there's a new deal on cheap flights from DTW to OPO.

  • Lock in the right flight for you with the help of the filters. To see the 'Cheapest,' 'Fastest' or 'Best' flights from Detroit Metropolitan Wayne County Airport to Porto Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Detroit Metropolitan Wayne County Airport (DTW)

  • The address for DTW is 1 Detroit Metro Airport.

  • When it comes to Detroit Metropolitan Wayne County Airport's on-time performance, data shows 75.1% of flights arrive within the expected timeframe.

  • To get to Detroit Metropolitan Wayne County Airport from central Detroit, it'll take about 25 minutes by car. This depends on traffic though. It's approximately 32 kilometres from the airport to the city centre.

  • The journey when using public transport usually takes 1 hour 10 minutes.

  • Searching for a handy hotel near DTW? If you've booked an early flight from Detroit Metropolitan Wayne County Airport to Porto Airport, these accommodation options will have you moments from your check-in counter:

Arriving at Porto Airport (OPO)

  • The last thing you want is a lengthy journey to your hotel if you're arriving on a late Detroit Metropolitan Wayne County Airport to Porto Airport flight. Book one of these accommodation options near OPO instead:

  • Travel at your own speed with a Porto Airport rental car. Pick up your wheels from Klass Wagen, Goldcar or Drive & Go and find adventure across Porto and beyond.

  • Reserving your ride from Porto Airport about three weeks ahead boosts your odds of scoring a great price.

Getting from Porto Airport (OPO) to central Porto

  • From Porto Airport, Porto is approximately 16 kilometres away. It takes around 20 minutes to drive to the centre.

  • If you're travelling by public transport, expect a journey time of around 50 minutes.

When to fly to Porto Airport (OPO)

  • The quietest month for a flight from Detroit Metropolitan Wayne County Airport to Porto Airport is January, while August is the most popular. Pick the best time to go to Porto based on whether you prefer a more fast-paced or easygoing experience.

  • The warmest month in Porto is August, with the temperature ranging between 14ºC (57ºF) and 32ºC (90ºF). Book your flights from Detroit Metropolitan Wayne County Airport to Porto Airport in this month if this is the kind of weather you like.

  • If you'd rather travel in cooler conditions, search for a cheap ticket from DTW to OPO in January. Average temperatures are between 3ºC (37ºF) and 14ºC (57ºF) then.

Explore more of Portugal

  • Lisbon is just one of the many cities in Portugal waiting to be discovered after you've experienced Porto. Around 274 kilometres away to the south, top sights here include Torre de Belem Garden, Estrela At Lisbon - Tram 28 and Archaeological museum of Sao Jorge Castle.

  • Amadora is another sought-after destination in Portugal and is around 274 kilometres south of Porto. No trip is complete without experiencing Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.