What airlines fly to Portugal?

United Airlines, Delta and Lufthansa are the top three most popular airlines that fly to Portugal from Detroit according to our data. United Airlines is the first choice among our users, with 47% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 9 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.

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

British Airways, WestJet, and Delta are the most popular carriers operating from Detroit to Portugal

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

Prices for flights from Detroit to Portugal are updated daily.

How many operators does momondo search for flights from Detroit to Portugal?

There are 9 operators available for flights from Detroit to Portugal as of July 2026.

How old do you have to be to fly from Detroit to Portugal?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Portugal.

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

The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$308 Cheap Flights from Detroit to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Detroit to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:20 pm - 9:20 am

DTW

LIS

10h 00m

1 stop

5:00 am - 2:15 pm

LIS

DTW

14h 15m

1 stop

$690Multiple Airlines

Tue, Dec 1 - Wed, Dec 9

6:20 pm - 9:20 am

DTW

LIS

10h 00m

1 stop

5:00 am - 2:15 pm

LIS

DTW

14h 15m

1 stop

$699Multiple Airlines

Tue, Dec 1 - Tue, Dec 8

4:27 pm - 2:45 pm

DTW

LIS

17h 18m

2 stops

11:05 am - 10:36 am

LIS

DTW

28h 31m

1 stop

$706British Airways

Tue, Dec 1 - Wed, Dec 9

12:11 pm - 8:10 am

DTW

LIS

14h 59m

1 stop

5:00 am - 2:15 pm

LIS

DTW

14h 15m

1 stop

$708United Airlines

Tue, Dec 8 - Tue, Dec 22

7:11 pm - 8:10 am

DTW

LIS

31h 59m

1 stop

12:50 pm - 11:53 am

LIS

DTW

28h 03m

2 stops

$711United Airlines

Sun, Nov 1 - Tue, Nov 10

4:25 pm - 3:10 pm

DTW

LIS

17h 45m

2 stops

5:00 am - 6:45 pm

LIS

DTW

18h 45m

2 stops

$724Delta

Sun, Nov 1 - Tue, Nov 10

5:30 pm - 9:45 pm

DTW

LIS

23h 15m

1 stop

6:10 am - 5:20 pm

LIS

DTW

16h 10m

1 stop

$725WestJet

Fri, Aug 28 - Thu, Sep 10

9:20 pm - 5:30 pm

DTW

LIS

15h 10m

1 stop

11:30 am - 3:38 pm

LIS

DTW

33h 08m

1 stop

$739Delta

Mon, Dec 28 - Wed, Jan 6

5:30 pm - 9:45 pm

DTW

LIS

23h 15m

1 stop

6:10 am - 5:20 pm

LIS

DTW

16h 10m

1 stop

$754WestJet

Fri, Aug 28 - Thu, Sep 10

1:30 pm - 12:10 pm

DTW

LIS

17h 40m

2 stops

11:05 am - 11:21 pm

LIS

DTW

17h 16m

1 stop

$755British Airways

Thu, Dec 3 - Wed, Dec 9

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United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

United Airlines

Nov 1

DTW7:11 pmDetroit Metropolitan Wayne County

31h 59m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 10

LIS12:50 pmLisbon Humberto Delgado

28h 03m

2 stops

DTW11:53 amDetroit Metropolitan Wayne County

$711

United Airlines

Nov 23

DTW6:00 amDetroit Metropolitan Wayne County

23h 40m

2 stops

LIS10:40 amLisbon Humberto Delgado

Dec 7

LIS12:25 pmLisbon Humberto Delgado

30h 50m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$731

United Airlines

Oct 13

DTW2:00 pmDetroit Metropolitan Wayne County

14h 20m

1 stop

LIS9:20 amLisbon Humberto Delgado

Oct 20

LIS5:05 amLisbon Humberto Delgado

13h 50m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

$738

Delta flights from Detroit to Portugal

Our best Delta deals on Detroit to Portugal flight tickets

Delta

Nov 1

DTW4:25 pmDetroit Metropolitan Wayne County

17h 45m

2 stops

LIS3:10 pmLisbon Humberto Delgado

Nov 10

LIS5:00 amLisbon Humberto Delgado

18h 45m

2 stops

DTW6:45 pmDetroit Metropolitan Wayne County

$724

Delta

Dec 27

DTW9:20 pmDetroit Metropolitan Wayne County

15h 10m

1 stop

LIS5:30 pmLisbon Humberto Delgado

Jan 6

LIS11:30 amLisbon Humberto Delgado

33h 08m

1 stop

DTW3:38 pmDetroit Metropolitan Wayne County

$739

Delta

Dec 15

DTW2:14 pmDetroit Metropolitan Wayne County

13h 46m

1 stop

LIS9:00 amLisbon Humberto Delgado

Dec 25

LIS5:00 amLisbon Humberto Delgado

17h 09m

2 stops

DTW5:09 pmDetroit Metropolitan Wayne County

$750

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 12/1

6:20 pm-9:20 am

1 stop10h 00m

Lisbon Humberto Delgado

Wed 12/9

5:00 am-2:15 pm

1 stop14h 15m

$690

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 12/1

6:20 pm-9:20 am

1 stop10h 00m

Lisbon Humberto Delgado

Tue 12/8

5:00 am-2:15 pm

1 stop14h 15m

$699

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 12/1

4:27 pm-2:45 pm

2 stops17h 18m

Lisbon Humberto Delgado

Wed 12/9

11:05 am-10:36 am

1 stop28h 31m

$706

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 12/8

12:11 pm-8:10 am

1 stop14h 59m

Lisbon Humberto Delgado

Tue 12/22

5:00 am-2:15 pm

1 stop14h 15m

$708

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 11/1

7:11 pm-8:10 am

1 stop31h 59m

Lisbon Humberto Delgado

Tue 11/10

12:50 pm-11:53 am

2 stops28h 03m

$711

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 11/1

4:25 pm-3:10 pm

2 stops17h 45m

Lisbon Humberto Delgado

Tue 11/10

5:00 am-6:45 pm

2 stops18h 45m

$724

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Fri 8/28

5:30 pm-9:45 pm

1 stop23h 15m

Lisbon Humberto Delgado

Thu 9/10

6:10 am-5:20 pm

1 stop16h 10m

$725

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 12/28

9:20 pm-5:30 pm

1 stop15h 10m

Lisbon Humberto Delgado

Wed 1/6

11:30 am-3:38 pm

1 stop33h 08m

$739

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Fri 8/28

5:30 pm-9:45 pm

1 stop23h 15m

Lisbon Humberto Delgado

Thu 9/10

6:10 am-5:20 pm

1 stop16h 10m

$754

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Thu 12/3

1:30 pm-12:10 pm

2 stops17h 40m

Lisbon Humberto Delgado

Wed 12/9

11:05 am-11:21 pm

1 stop17h 16m

$755

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 Detroit to Portugal

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

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Detroit is in February. Flight prices, which tend to average around $664, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Detroit during March instead. Flights to Portugal in March, while not as cheap as those in February, still average around $709.

How far in advance should I book a flight from Detroit to Portugal?

You are more likely to see cheaper flights to Portugal from Detroit when booking weeks ahead of your departure date. In general, you can expect to find flights to Portugal for around $856 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portugal from Detroit for as low as $707 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 38% on your flight if you consider stops on a Detroit to Portugal flight.

Cheap Detroit to Portugal flight deals and tips

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

Fastest flight time	10h 00m
Direct flights	None

The fastest flight from Detroit to Portugal takes 10h 00m

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

Search flight deals

Frequently asked questions about flying from Detroit to Portugal

When did momondo last update prices for flights from Detroit to Portugal?
Prices for flights from Detroit to Portugal are updated daily.
How many operators does momondo search for flights from Detroit to Portugal?
There are 9 operators available for flights from Detroit to Portugal as of July 2026.
How old do you have to be to fly from Detroit to Portugal?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Detroit to Portugal.
What documentation or ID do you need to fly to Portugal?
The travel and health documents you'll need for your trip to Portugal may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Portugal. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Detroit to Portugal

Compare and see reviews for airlines that fly from Detroit to Portugal with momondo

Airline	Rating	Free Cancellation	Price
Lufthansa	PriceFrom $509	Free Cancellation	Rating 6.8 8,161 reviews	Search Lufthansa flights
WestJet	PriceFrom $522	Free Cancellation	Rating 7.2 3,415 reviews	Search WestJet flights
KLM	PriceFrom $528	Free Cancellation	Rating 7.8 1,550 reviews	Search KLM flights
Delta	PriceFrom $561	Free Cancellation	Rating 7.8 8,483 reviews	Search Delta flights
Turkish Airlines	PriceFrom $597	Free Cancellation	Rating 7.4 4,454 reviews	Search Turkish Airlines flights
British Airways	PriceFrom $599	Free Cancellation	Rating 6.7 8,130 reviews	Search British Airways flights
United Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 10,046 reviews	Search United Airlines flights
Air Canada	PriceFrom $614	Free Cancellation	Rating 7.1 11,395 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $698	Free Cancellation	Rating 7.2 2,349 reviews	Search TAP AIR PORTUGAL flights

Why use momondo?

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

It is quick and easy to find Detroit to Portugal flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portugal that suits you.

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

Yes. All flights to Portugal from Detroit on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Detroit to Portugal.

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

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

An easier way to manage your Portugal trip

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Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $492

Flights to Portofrom $522

Flights to Funchalfrom $579

Flights to Farofrom $559

Flights to Ponta Delgadafrom $431

Flights to Lajesfrom $470

Flights to Hortafrom $611

Flights to Pico Islandfrom $687

Flights to Porto Santofrom $753

Flights to Velasfrom $629

Cheap flights from Detroit to Portugal from $308

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Portugal departing on 10/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

Delta flights from Detroit to Portugal

Our best Delta deals on Detroit to Portugal flight tickets

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See travel insights to Portugal from

How to get the cheapest flight ticket from Detroit to Portugal

What is the cheapest month to fly to Portugal?

How far in advance should I book a flight from Detroit to Portugal?

Can stopping save me money on Detroit to Portugal flights?

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

What airlines fly to Portugal?

Cheap Detroit to Portugal flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Detroit to Portugal

Best airlines flying from Detroit to Portugal

Compare and see reviews for airlines that fly from Detroit to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Detroit flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year