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

TAP AIR PORTUGAL, Scandinavian Airlines, and United Airlines are the most popular carriers operating from Detroit to Portugal

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.

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 October 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.

$250 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.

10:25 am - 10:00 pmDTW-LIS

30h 35m2 stops

6:10 pm - 8:30 pmLIS-DTW

31h 20m2 stops

$489Scandinavian Airlines

Find Deal

Mon, Jan 12 - Mon, Jan 19

10:25 am - 4:30 pmDTW-LIS

25h 05m2 stops

8:05 am - 7:02 pmLIS-DTW

39h 57m2 stops

$492Scandinavian Airlines

Find Deal

Sun, Feb 15 - Mon, Feb 23

2:25 pm - 8:10 amDTW-LIS

12h 45m2 stops

5:00 am - 1:55 pmLIS-DTW

13h 55m1 stop

$531United Airlines

Find Deal

Wed, Dec 10 - Wed, Dec 17

6:15 pm - 3:10 pmDTW-LIS

15h 55m1 stop

5:00 am - 1:10 pmLIS-DTW

13h 10m1 stop

$534Delta

Find Deal

Wed, Nov 12 - Wed, Nov 19

4:45 pm - 8:00 amDTW-LIS

10h 15m1 stop

3:30 pm - 1:05 pmLIS-DTW

26h 35m1 stop

$535KLM

Find Deal

Mon, Jan 12 - Mon, Jan 19

2:19 pm - 8:10 amDTW-LIS

12h 51m2 stops

5:00 am - 1:55 pmLIS-DTW

13h 55m1 stop

$536United Airlines

Find Deal

Tue, Jan 6 - Wed, Jan 14

3:50 pm - 3:10 pmDTW-LIS

18h 20m2 stops

5:00 am - 1:10 pmLIS-DTW

13h 10m1 stop

$539Delta

Find Deal

Wed, Nov 12 - Wed, Nov 19

6:15 pm - 9:20 amDTW-LIS

34h 05m2 stops

11:00 am - 1:06 pmLIS-DTW

31h 06m2 stops

$540Air Canada

Find Deal

Mon, Dec 1 - Wed, Dec 10

6:15 pm - 8:55 amDTW-LIS

33h 40m2 stops

11:00 am - 1:06 pmLIS-DTW

31h 06m2 stops

$590Air Canada

Find Deal

Fri, Nov 28 - Wed, Dec 10

8:35 pm - 5:10 pmDTW-FNC

15h 35m1 stop

10:20 am - 1:00 pmFNC-DTW

31h 40m1 stop

$591KLM

Find Deal

Thu, Dec 4 - Thu, Dec 11

Scandinavian Airlines flights from Detroit to Portugal

Our best Scandinavian Airlines deals on Detroit to Portugal flight tickets

Scandinavian Airlines

Jan 12

DTW10:25 amDetroit Metropolitan Wayne County

30h 35m

2 stops

LIS10:00 pmLisbon Humberto Delgado

Jan 19

LIS6:10 pmLisbon Humberto Delgado

31h 20m

2 stops

DTW8:30 pmDetroit Metropolitan Wayne County

$489

Find similar

Scandinavian Airlines

Feb 15

DTW10:25 amDetroit Metropolitan Wayne County

25h 05m

2 stops

LIS4:30 pmLisbon Humberto Delgado

Feb 23

LIS8:05 amLisbon Humberto Delgado

39h 57m

2 stops

DTW7:02 pmDetroit Metropolitan Wayne County

$492

Find similar

Scandinavian Airlines

Feb 15

DTW7:00 amDetroit Metropolitan Wayne County

27h 40m

2 stops

LIS3:40 pmLisbon Humberto Delgado

Feb 21

LIS7:05 amLisbon Humberto Delgado

19h 39m

2 stops

DTW9:44 pmDetroit Metropolitan Wayne County

$504

Find similar

Lufthansa flights from Detroit to Portugal

Our best Lufthansa deals on Detroit to Portugal flight tickets

Lufthansa

Dec 2

DTW4:05 pmDetroit Metropolitan Wayne County

14h 30m

1 stop

LIS11:35 amLisbon Humberto Delgado

Dec 10

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$503

Find similar

Lufthansa

Nov 3

DTW5:51 pmDetroit Metropolitan Wayne County

24h 39m

2 stops

LIS11:30 pmLisbon Humberto Delgado

Nov 21

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

DTW2:10 pmDetroit Metropolitan Wayne County

$533

Find similar

Lufthansa

Nov 3

DTW4:00 pmDetroit Metropolitan Wayne County

17h 50m

1 stop

LIS2:50 pmLisbon Humberto Delgado

Nov 21

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

DTW2:10 pmDetroit Metropolitan Wayne County

$541

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 1/12

10:25 am-10:00 pm

2 stops30h 35m

Lisbon Humberto Delgado

Mon 1/19

6:10 pm-8:30 pm

2 stops31h 20m

$489

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 2/15

10:25 am-4:30 pm

2 stops25h 05m

Lisbon Humberto Delgado

Mon 2/23

8:05 am-7:02 pm

2 stops39h 57m

$492

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 12/10

2:25 pm-8:10 am

2 stops12h 45m

Lisbon Humberto Delgado

Wed 12/17

5:00 am-1:55 pm

1 stop13h 55m

$531

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 11/12

6:15 pm-3:10 pm

1 stop15h 55m

Lisbon Humberto Delgado

Wed 11/19

5:00 am-1:10 pm

1 stop13h 10m

$534

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 1/12

4:45 pm-8:00 am

1 stop10h 15m

Lisbon Humberto Delgado

Mon 1/19

3:30 pm-1:05 pm

1 stop26h 35m

$535

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 1/6

2:19 pm-8:10 am

2 stops12h 51m

Lisbon Humberto Delgado

Wed 1/14

5:00 am-1:55 pm

1 stop13h 55m

$536

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 11/12

3:50 pm-3:10 pm

2 stops18h 20m

Lisbon Humberto Delgado

Wed 11/19

5:00 am-1:10 pm

1 stop13h 10m

$539

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 12/1

6:15 pm-9:20 am

2 stops34h 05m

Lisbon Humberto Delgado

Wed 12/10

11:00 am-1:06 pm

2 stops31h 06m

$540

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Fri 11/28

6:15 pm-8:55 am

2 stops33h 40m

Lisbon Humberto Delgado

Wed 12/10

11:00 am-1:06 pm

2 stops31h 06m

$590

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Thu 12/4

8:35 pm-5:10 pm

1 stop15h 35m

Funchal Madeira

Thu 12/11

10:20 am-1:00 pm

1 stop31h 40m

$591

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 $711, 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 $720.

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 $916 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 $812 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 24% 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 October 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 7,996 reviews	Search Delta flights
Turkish Airlines	PriceFrom $559	Free Cancellation	Rating 7.3 4,029 reviews	Search Turkish Airlines flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.7 1,406 reviews	Search KLM flights
British Airways	PriceFrom $592	Free Cancellation	Rating 6.7 7,481 reviews	Search British Airways flights
United Airlines	PriceFrom $601	Free Cancellation	Rating 7.4 8,997 reviews	Search United Airlines flights
Air France	PriceFrom $606	Free Cancellation	Rating 7.4 1,481 reviews	Search Air France flights
American Airlines	PriceFrom $609	Free Cancellation	Rating 7.2 11,033 reviews	Search American Airlines flights
Lufthansa	PriceFrom $631	Free Cancellation	Rating 6.8 7,532 reviews	Search Lufthansa flights
Air Canada	PriceFrom $683	Free Cancellation	Rating 7.1 10,370 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $694	Free Cancellation	Rating 7.1 2,033 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.