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

British Airways, Virgin Atlantic, and KLM 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 40% 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 January 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.

$211 Cheap Flights from Detroit to Portugal in 2026

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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.

5:00 am - 5:25 am

DTW

LIS

19h 25m1 stop

12:05 pm - 12:09 am

LIS

DTW

17h 04m1 stop

$488Multiple Airlines

Mon, Feb 9 - Wed, Feb 25

6:15 pm - 2:30 pm

DTW

LIS

15h 15m2 stops

5:00 am - 1:55 pm

LIS

DTW

13h 55m1 stop

$489Multiple Airlines

Tue, Feb 24 - Tue, Mar 3

2:40 pm - 10:15 am

DTW

LIS

14h 35m1 stop

5:00 am - 1:55 pm

LIS

DTW

13h 55m1 stop

$490United Airlines

Tue, Feb 24 - Tue, Mar 3

7:15 pm - 3:10 pm

DTW

LIS

15h 55m1 stop

7:45 pm - 11:54 am

LIS

DTW

21h 09m1 stop

$492Multiple Airlines

Mon, Mar 23 - Mon, Mar 30

10:05 am - 8:00 am

DTW

LIS

16h 55m1 stop

5:00 am - 1:05 pm

LIS

DTW

13h 05m1 stop

$493KLM

Wed, Jan 28 - Fri, Feb 6

12:45 pm - 11:20 am

DTW

LIS

17h 35m2 stops

5:00 am - 5:55 pm

LIS

DTW

17h 55m1 stop

$497Delta

Wed, Jan 28 - Fri, Feb 6

7:15 am - 8:10 am

DTW

LIS

19h 55m2 stops

10:55 am - 5:03 pm

LIS

DTW

35h 08m2 stops

$501United Airlines

Wed, Jan 28 - Fri, Feb 6

8:26 pm - 9:30 am

DTW

FNC

56h 04m2 stops

10:25 am - 1:05 pm

FNC

DTW

31h 40m1 stop

$679KLM

Mon, Jan 26 - Mon, Feb 2

9:40 pm - 9:30 am

DTW

FNC

31h 50m1 stop

10:20 am - 11:14 am

FNC

DTW

28h 54m2 stops

$719Delta

Tue, Mar 17 - Thu, Mar 26

9:44 am - 11:45 am

DTW

TER

23h 01m2 stops

6:55 pm - 8:54 am

TER

DTW

40h 59m2 stops

$1,681TAP AIR PORTUGAL

Sun, Mar 22 - Wed, Mar 25

United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

United Airlines

Feb 24

DTW7:43 pmDetroit Metropolitan Wayne County

9h 32m

1 stop

LIS10:15 amLisbon Humberto Delgado

Mar 3

LIS5:00 amLisbon Humberto Delgado

13h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

$490

United Airlines

Jan 28

DTW7:15 amDetroit Metropolitan Wayne County

19h 55m

2 stops

LIS8:10 amLisbon Humberto Delgado

Feb 6

LIS10:55 amLisbon Humberto Delgado

35h 08m

2 stops

DTW5:03 pmDetroit Metropolitan Wayne County

$501

United Airlines

Feb 24

DTW4:38 pmDetroit Metropolitan Wayne County

12h 37m

2 stops

LIS10:15 amLisbon Humberto Delgado

Mar 3

LIS5:00 amLisbon Humberto Delgado

17h 35m

2 stops

DTW5:35 pmDetroit Metropolitan Wayne County

$503

KLM flights from Detroit to Portugal

Our best KLM deals on Detroit to Portugal flight tickets

KLM

Jan 28

DTW10:05 amDetroit Metropolitan Wayne County

16h 55m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 6

LIS5:00 amLisbon Humberto Delgado

13h 05m

1 stop

DTW1:05 pmDetroit Metropolitan Wayne County

$493

KLM

Jan 16

DTW7:17 amDetroit Metropolitan Wayne County

19h 43m

1 stop

LIS8:00 amLisbon Humberto Delgado

Jan 19

LIS3:30 pmLisbon Humberto Delgado

26h 45m

1 stop

DTW1:15 pmDetroit Metropolitan Wayne County

$543

KLM

Jan 26

DTW8:26 pmDetroit Metropolitan Wayne County

56h 04m

2 stops

FNC9:30 amFunchal Madeira

Feb 2

FNC10:25 amFunchal Madeira

31h 40m

1 stop

DTW1:05 pmDetroit Metropolitan Wayne County

$679

Fly from

Fly to

Route

Depart

Return

Price

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/9

5:00 am-5:25 am

1 stop19h 25m

Lisbon Humberto Delgado

Wed 2/25

12:05 pm-12:09 am

1 stop17h 04m

$488

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 2/24

6:15 pm-2:30 pm

2 stops15h 15m

Lisbon Humberto Delgado

Tue 3/3

5:00 am-1:55 pm

1 stop13h 55m

$489

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 2/24

2:40 pm-10:15 am

1 stop14h 35m

Lisbon Humberto Delgado

Tue 3/3

5:00 am-1:55 pm

1 stop13h 55m

$490

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 3/23

7:15 pm-3:10 pm

1 stop15h 55m

Lisbon Humberto Delgado

Mon 3/30

7:45 pm-11:54 am

1 stop21h 09m

$492

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 1/28

10:05 am-8:00 am

1 stop16h 55m

Lisbon Humberto Delgado

Fri 2/6

5:00 am-1:05 pm

1 stop13h 05m

$493

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 1/28

12:45 pm-11:20 am

2 stops17h 35m

Lisbon Humberto Delgado

Fri 2/6

5:00 am-5:55 pm

1 stop17h 55m

$497

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 1/28

7:15 am-8:10 am

2 stops19h 55m

Lisbon Humberto Delgado

Fri 2/6

10:55 am-5:03 pm

2 stops35h 08m

$501

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Mon 1/26

8:26 pm-9:30 am

2 stops56h 04m

Funchal Madeira

Mon 2/2

10:25 am-1:05 pm

1 stop31h 40m

$679

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Tue 3/17

9:40 pm-9:30 am

1 stop31h 50m

Funchal Madeira

Thu 3/26

10:20 am-11:14 am

2 stops28h 54m

$719

DetroitLajes

DTW - TER

DTWTER

Detroit Metropolitan Wayne County

Sun 3/22

9:44 am-11:45 am

2 stops23h 01m

Lajes

Wed 3/25

6:55 pm-8:54 am

2 stops40h 59m

$1,681

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 December. Flight prices, which tend to average around $624, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of December, then book flights to Portugal from Detroit during November instead. Flights to Portugal in November, while not as cheap as those in December, still average around $652.

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 $876 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 $673 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 12% 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	9h 20m
Direct flights	None

The fastest flight from Detroit to Portugal takes 9h 20m

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 January 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
Delta	PriceFrom $441	Free Cancellation	Rating 7.9 8,038 reviews	Search Delta flights
Turkish Airlines	PriceFrom $559	Free Cancellation	Rating 7.3 4,157 reviews	Search Turkish Airlines flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.7 1,435 reviews	Search KLM flights
Air France	PriceFrom $579	Free Cancellation	Rating 7.4 1,518 reviews	Search Air France flights
United Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 9,145 reviews	Search United Airlines flights
British Airways	PriceFrom $603	Free Cancellation	Rating 6.7 7,667 reviews	Search British Airways flights
American Airlines	PriceFrom $609	Free Cancellation	Rating 7.2 11,102 reviews	Search American Airlines flights
Lufthansa	PriceFrom $631	Free Cancellation	Rating 6.8 7,710 reviews	Search Lufthansa flights
Air Canada	PriceFrom $652	Free Cancellation	Rating 7.1 10,610 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $694	Free Cancellation	Rating 7.1 2,114 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.