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 33% 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?

TAP AIR PORTUGAL, Scandinavian Airlines, 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 10 operators available for flights from Detroit to Portugal as of September 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.

$245 Cheap Flights from Detroit to Portugal in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Detroit to Portugal

Round-trip

One-way

Last minute

Cheap round-trip flights

2:17 pm - 10:15 amDTW-LIS

14h 58m2 stops

11:20 am - 1:48 pmLIS-DTW

31h 28m2 stops

$532United Airlines

Find Deal

Sun, Nov 23 - Tue, Dec 2

6:00 am - 9:20 amDTW-LIS

22h 20m2 stops

5:00 am - 2:10 pmLIS-DTW

14h 10m1 stop

$534Multiple Airlines

Find Deal

Tue, Nov 4 - Tue, Nov 25

11:00 am - 9:20 amDTW-LIS

17h 20m2 stops

5:00 am - 5:35 pmLIS-DTW

17h 35m2 stops

$540Air Canada

Find Deal

Tue, Nov 4 - Tue, Nov 25

6:15 pm - 8:55 amDTW-LIS

33h 40m2 stops

11:00 am - 1:06 pmLIS-DTW

31h 06m2 stops

$541Air Canada

Find Deal

Mon, Dec 1 - Wed, Dec 10

9:25 pm - 8:00 amDTW-LIS

29h 35m1 stop

5:40 am - 7:00 pmLIS-DTW

18h 20m1 stop

$622Delta

Find Deal

Sun, Oct 12 - Thu, Oct 23

4:15 pm - 5:10 pmDTW-FNC

19h 55m1 stop

10:20 am - 1:10 pmFNC-DTW

31h 50m1 stop

$622KLM

Find Deal

Thu, Nov 13 - Thu, Nov 20

12:25 pm - 10:45 amDTW-LIS

17h 20m2 stops

5:40 am - 7:19 pmLIS-DTW

18h 39m2 stops

$626Delta

Find Deal

Tue, Oct 14 - Wed, Oct 22

4:43 pm - 5:10 pmDTW-FNC

19h 27m2 stops

10:20 am - 5:50 pmFNC-DTW

36h 30m1 stop

$626KLM

Find Deal

Thu, Nov 13 - Thu, Nov 20

11:37 am - 6:35 pmDTW-PDL

26h 58m2 stops

7:25 pm - 7:22 pmPDL-DTW

27h 57m2 stops

$734TAP AIR PORTUGAL

Find Deal

Wed, Dec 3 - Wed, Dec 10

7:45 am - 8:20 amDTW-PDL

20h 35m2 stops

6:30 am - 7:22 pmPDL-DTW

16h 52m2 stops

$742TAP AIR PORTUGAL

Find Deal

Tue, Dec 2 - Tue, Dec 9

United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

United Airlines

Nov 23

DTW2:17 pmDetroit Metropolitan Wayne County

14h 58m

2 stops

LIS10:15 amLisbon Humberto Delgado

Dec 2

LIS11:20 amLisbon Humberto Delgado

31h 28m

2 stops

DTW1:48 pmDetroit Metropolitan Wayne County

$532

Find similar

United Airlines

Dec 1

DTW7:45 pmDetroit Metropolitan Wayne County

9h 30m

1 stop

LIS10:15 amLisbon Humberto Delgado

Dec 10

LIS11:00 amLisbon Humberto Delgado

36h 53m

2 stops

DTW6:53 pmDetroit Metropolitan Wayne County

$539

Find similar

United Airlines

Oct 28

DTW5:45 amDetroit Metropolitan Wayne County

24h 30m

1 stop

LIS10:15 amLisbon Humberto Delgado

Nov 6

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

DTW2:10 pmDetroit Metropolitan Wayne County

$549

Find similar

Lufthansa flights from Detroit to Portugal

Our best Lufthansa deals on Detroit to Portugal flight tickets

Lufthansa

Nov 2

DTW4:00 pmDetroit Metropolitan Wayne County

14h 35m

1 stop

LIS11:35 amLisbon Humberto Delgado

Nov 9

LIS5:00 amLisbon Humberto Delgado

14h 10m

1 stop

DTW2:10 pmDetroit Metropolitan Wayne County

$603

Find similar

Lufthansa

Nov 2

DTW4:00 pmDetroit Metropolitan Wayne County

18h 05m

1 stop

LIS3:05 pmLisbon Humberto Delgado

Nov 9

LIS5:00 amLisbon Humberto Delgado

22h 45m

2 stops

DTW10:45 pmDetroit Metropolitan Wayne County

$612

Find similar

Lufthansa

Nov 2

DTW4:00 pmDetroit Metropolitan Wayne County

16h 20m

2 stops

LIS1:20 pmLisbon Humberto Delgado

Nov 9

LIS5:00 amLisbon Humberto Delgado

22h 45m

2 stops

DTW10:45 pmDetroit Metropolitan Wayne County

$634

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 11/23

2:17 pm-10:15 am

2 stops14h 58m

Lisbon Humberto Delgado

Tue 12/2

11:20 am-1:48 pm

2 stops31h 28m

$532

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 11/4

6:00 am-9:20 am

2 stops22h 20m

Lisbon Humberto Delgado

Tue 11/25

5:00 am-2:10 pm

1 stop14h 10m

$534

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 11/4

11:00 am-9:20 am

2 stops17h 20m

Lisbon Humberto Delgado

Tue 11/25

5:00 am-5:35 pm

2 stops17h 35m

$540

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 12/1

6:15 pm-8:55 am

2 stops33h 40m

Lisbon Humberto Delgado

Wed 12/10

11:00 am-1:06 pm

2 stops31h 06m

$541

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 10/12

9:25 pm-8:00 am

1 stop29h 35m

Lisbon Humberto Delgado

Thu 10/23

5:40 am-7:00 pm

1 stop18h 20m

$622

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Thu 11/13

4:15 pm-5:10 pm

1 stop19h 55m

Funchal Madeira

Thu 11/20

10:20 am-1:10 pm

1 stop31h 50m

$622

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 10/14

12:25 pm-10:45 am

2 stops17h 20m

Lisbon Humberto Delgado

Wed 10/22

5:40 am-7:19 pm

2 stops18h 39m

$626

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Thu 11/13

4:43 pm-5:10 pm

2 stops19h 27m

Funchal Madeira

Thu 11/20

10:20 am-5:50 pm

1 stop36h 30m

$626

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Wed 12/3

11:37 am-6:35 pm

2 stops26h 58m

Ponta Delgada Nordela

Wed 12/10

7:25 pm-7:22 pm

2 stops27h 57m

$734

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Tue 12/2

7:45 am-8:20 am

2 stops20h 35m

Ponta Delgada Nordela

Tue 12/9

6:30 am-7:22 pm

2 stops16h 52m

$742

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 $719, 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 November instead. Flights to Portugal in November, while not as cheap as those in February, still average around $726.

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 $908 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 $801 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 18% 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 September 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 7,961 reviews	Search Delta flights
British Airways	PriceFrom $549	Free Cancellation	Rating 6.7 7,367 reviews	Search British Airways flights
Air France	PriceFrom $556	Free Cancellation	Rating 7.4 1,468 reviews	Search Air France flights
Turkish Airlines	PriceFrom $559	Free Cancellation	Rating 7.3 3,965 reviews	Search Turkish Airlines flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.8 1,386 reviews	Search KLM flights
United Airlines	PriceFrom $603	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
American Airlines	PriceFrom $609	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Lufthansa	PriceFrom $670	Free Cancellation	Rating 6.8 7,409 reviews	Search Lufthansa flights
Air Canada	PriceFrom $692	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $694	Free Cancellation	Rating 7.1 1,977 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.