What airlines fly to Portugal?

United Airlines, Delta and Air Canada 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 37% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 10 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?

Scandinavian Airlines, TAP AIR PORTUGAL, and United Airlines 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 10 operators available for flights from Detroit to Portugal as of November 2025.

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.

$242 Cheap Flights from Detroit to Portugal in 2025/26

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Find the cheapest flights from Detroit to Portugal

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:51 pm - 11:30 pmDTW-LIS

24h 39m2 stops

5:00 am - 2:15 pmLIS-DTW

14h 15m1 stop

$476Lufthansa

Find Deal

Mon, Dec 1 - Wed, Dec 10

7:35 pm - 8:20 pmDTW-LIS

19h 45m1 stop

9:20 pm - 6:30 pmLIS-DTW

26h 10m1 stop

$494Icelandair

Find Deal

Sat, Nov 29 - Sun, Dec 7

6:15 pm - 9:20 amDTW-LIS

10h 05m1 stop

5:00 am - 5:35 pmLIS-DTW

17h 35m2 stops

$511Air Canada

Find Deal

Sun, Feb 15 - Wed, Feb 25

12:54 pm - 4:30 pmDTW-LIS

22h 36m2 stops

7:05 am - 9:57 pmLIS-DTW

19h 52m2 stops

$518Scandinavian Airlines

Find Deal

Sun, Feb 15 - Wed, Feb 25

6:15 pm - 9:20 amDTW-LIS

10h 05m1 stop

5:00 am - 2:15 pmLIS-DTW

14h 15m1 stop

$522Multiple Airlines

Find Deal

Mon, Dec 1 - Wed, Dec 10

4:38 pm - 8:10 amDTW-LIS

10h 32m1 stop

5:00 am - 2:15 pmLIS-DTW

14h 15m1 stop

$527United Airlines

Find Deal

Mon, Feb 16 - Wed, Feb 25

7:25 pm - 9:30 amDTW-FNC

34h 05m1 stop

10:20 am - 6:50 pmFNC-DTW

36h 30m1 stop

$541KLM

Find Deal

Tue, Mar 17 - Thu, Mar 26

7:25 pm - 9:30 amDTW-FNC

34h 05m1 stop

10:20 am - 6:50 pmFNC-DTW

36h 30m1 stop

$741KLM

Find Deal

Tue, Mar 17 - Thu, Mar 26

11:37 am - 11:45 pmDTW-PDL

32h 08m2 stops

6:40 am - 7:22 pmPDL-DTW

16h 42m2 stops

$771TAP AIR PORTUGAL

Find Deal

Thu, Dec 4 - Thu, Dec 11

11:37 am - 11:45 pmDTW-PDL

32h 08m2 stops

6:40 am - 7:22 pmPDL-DTW

16h 42m2 stops

$780TAP AIR PORTUGAL

Find Deal

Thu, Dec 4 - Thu, Dec 11

United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

United Airlines

Feb 16

DTW4:38 pmDetroit Metropolitan Wayne County

10h 32m

1 stop

LIS8:10 amLisbon Humberto Delgado

Feb 25

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$527

Find similar

United Airlines

Dec 2

DTW7:40 pmDetroit Metropolitan Wayne County

9h 35m

1 stop

LIS10:15 amLisbon Humberto Delgado

Dec 10

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$531

Find similar

United Airlines

Jan 6

DTW2:33 pmDetroit Metropolitan Wayne County

12h 37m

1 stop

LIS8:10 amLisbon Humberto Delgado

Mar 5

LIS5:00 amLisbon Humberto Delgado

13h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

$532

Find similar

Lufthansa flights from Detroit to Portugal

Our best Lufthansa deals on Detroit to Portugal flight tickets

Lufthansa

Dec 1

DTW5:51 pmDetroit Metropolitan Wayne County

24h 39m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Dec 10

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$476

Find similar

Lufthansa

Dec 1

DTW5:51 pmDetroit Metropolitan Wayne County

24h 39m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Dec 10

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$529

Find similar

Lufthansa

Dec 1

DTW5:51 pmDetroit Metropolitan Wayne County

24h 39m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Dec 10

LIS5:00 amLisbon Humberto Delgado

17h 07m

2 stops

DTW5:07 pmDetroit Metropolitan Wayne County

$538

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 12/1

5:51 pm-11:30 pm

2 stops24h 39m

Lisbon Humberto Delgado

Wed 12/10

5:00 am-2:15 pm

1 stop14h 15m

$476

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 11/29

7:35 pm-8:20 pm

1 stop19h 45m

Lisbon Humberto Delgado

Sun 12/7

9:20 pm-6:30 pm

1 stop26h 10m

$494

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 2/15

6:15 pm-9:20 am

1 stop10h 05m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-5:35 pm

2 stops17h 35m

$511

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 2/15

12:54 pm-4:30 pm

2 stops22h 36m

Lisbon Humberto Delgado

Wed 2/25

7:05 am-9:57 pm

2 stops19h 52m

$518

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 12/1

6:15 pm-9:20 am

1 stop10h 05m

Lisbon Humberto Delgado

Wed 12/10

5:00 am-2:15 pm

1 stop14h 15m

$522

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/16

4:38 pm-8:10 am

1 stop10h 32m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-2:15 pm

1 stop14h 15m

$527

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Tue 3/17

7:25 pm-9:30 am

1 stop34h 05m

Funchal Madeira

Thu 3/26

10:20 am-6:50 pm

1 stop36h 30m

$541

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Tue 3/17

7:25 pm-9:30 am

1 stop34h 05m

Funchal Madeira

Thu 3/26

10:20 am-6:50 pm

1 stop36h 30m

$741

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Thu 12/4

11:37 am-11:45 pm

2 stops32h 08m

Ponta Delgada Nordela

Thu 12/11

6:40 am-7:22 pm

2 stops16h 42m

$771

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Thu 12/4

11:37 am-11:45 pm

2 stops32h 08m

Ponta Delgada Nordela

Thu 12/11

6:40 am-7:22 pm

2 stops16h 42m

$780

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 November. Flight prices, which tend to average around $694, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Portugal from Detroit during February instead. Flights to Portugal in February, while not as cheap as those in November, still average around $717.

What is the cheapest day to depart on your flight to Portugal?

According to our data, Wednesday is the cheapest day to fly to Portugal from Detroit. The lowest ticket price found for a Wednesday departure recently was $764. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Friday, with ticket prices averaging around $1,028.

What is the cheapest time of day to depart on your flight to Portugal?

Our most recent data shows that the best time of day to fly to Portugal is in the afternoon. Flights from Detroit to Portugal during this time can be as low as $881. In the evening is when there is more demand to fly to Portugal, so prices are often more expensive at around $967 per ticket.

How far in advance should I book a flight 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 $902 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 $805 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 11% 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

Direct flights	None

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

Search flight deals

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 10 operators available for flights from Detroit to Portugal as of November 2025.
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
Delta	PriceFrom $441	Free Cancellation	Rating 7.9 8,007 reviews	Search Delta flights
Turkish Airlines	PriceFrom $559	Free Cancellation	Rating 7.3 4,047 reviews	Search Turkish Airlines flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.7 1,411 reviews	Search KLM flights
British Airways	PriceFrom $592	Free Cancellation	Rating 6.7 7,528 reviews	Search British Airways flights
United Airlines	PriceFrom $601	Free Cancellation	Rating 7.4 9,015 reviews	Search United Airlines flights
Air France	PriceFrom $606	Free Cancellation	Rating 7.4 1,493 reviews	Search Air France flights
American Airlines	PriceFrom $609	Free Cancellation	Rating 7.2 11,048 reviews	Search American Airlines flights
Lufthansa	PriceFrom $631	Free Cancellation	Rating 6.8 7,576 reviews	Search Lufthansa flights
Air Canada	PriceFrom $683	Free Cancellation	Rating 7.1 10,459 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $694	Free Cancellation	Rating 7.1 2,065 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.