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

British Airways and WestJet 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.

$281 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

6:45 pm - 7:56 am

LIS

DTW

18h 11m1 stop

$496Multiple Airlines

Wed, Jan 28 - Wed, Feb 4

5:00 am - 11:40 am

DTW

LIS

25h 40m1 stop

12:05 pm - 12:19 am

LIS

DTW

17h 14m1 stop

$497Multiple Airlines

Tue, Jan 27 - Tue, Feb 3

9:18 am - 9:55 am

DTW

LIS

19h 37m1 stop

12:15 pm - 12:19 am

LIS

DTW

17h 04m1 stop

$498Multiple Airlines

Sat, Jan 24 - Sat, Jan 31

5:00 am - 5:25 am

DTW

LIS

19h 25m1 stop

6:45 pm - 10:56 am

LIS

DTW

21h 11m1 stop

$503Multiple Airlines

Mon, Jan 26 - Mon, Feb 2

4:05 pm - 11:30 am

DTW

LIS

14h 25m1 stop

5:00 am - 2:15 pm

LIS

DTW

14h 15m1 stop

$510Lufthansa

Mon, Feb 9 - Wed, Feb 25

1:02 pm - 4:25 pm

DTW

FNC

22h 23m2 stops

5:15 pm - 11:33 pm

FNC

DTW

35h 18m2 stops

$667British Airways

Thu, Feb 12 - Fri, Feb 27

9:30 pm - 9:30 am

DTW

FNC

55h 00m2 stops

10:25 am - 5:55 pm

FNC

DTW

36h 30m1 stop

$681KLM

Mon, Jan 26 - Mon, Feb 2

8:35 pm - 5:10 pm

DTW

FNC

15h 35m1 stop

10:20 am - 5:55 pm

FNC

DTW

36h 35m1 stop

$704KLM

Thu, Feb 12 - Thu, Feb 19

8:45 am - 8:20 am

DTW

PDL

19h 35m2 stops

6:35 am - 7:37 pm

PDL

DTW

17h 02m2 stops

$735TAP AIR PORTUGAL

Wed, Jan 21 - Wed, Jan 28

9:56 am - 10:55 pm

DTW

FNC

31h 59m2 stops

7:50 am - 7:01 pm

FNC

DTW

16h 11m2 stops

$782TAP AIR PORTUGAL

Wed, Feb 18 - Wed, Feb 25

United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

United Airlines

Feb 2

DTW2:40 pmDetroit Metropolitan Wayne County

12h 30m

2 stops

LIS8:10 amLisbon Humberto Delgado

Mar 4

LIS5:00 amLisbon Humberto Delgado

13h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

$529

Find similar

United Airlines

Feb 2

DTW11:05 amDetroit Metropolitan Wayne County

16h 05m

2 stops

LIS8:10 amLisbon Humberto Delgado

Mar 4

LIS5:00 amLisbon Humberto Delgado

13h 55m

1 stop

DTW1:55 pmDetroit Metropolitan Wayne County

$530

Find similar

United Airlines

Feb 2

DTW2:19 pmDetroit Metropolitan Wayne County

12h 51m

2 stops

LIS8:10 amLisbon Humberto Delgado

Mar 4

LIS5:00 amLisbon Humberto Delgado

20h 22m

2 stops

DTW8:22 pmDetroit Metropolitan Wayne County

$536

Find similar

British Airways flights from Detroit to Portugal

Our best British Airways deals on Detroit to Portugal flight tickets

British Airways

Feb 2

DTW6:00 amDetroit Metropolitan Wayne County

25h 05m

2 stops

LIS12:05 pmLisbon Humberto Delgado

Feb 9

LIS3:50 pmLisbon Humberto Delgado

32h 22m

2 stops

DTW7:12 pmDetroit Metropolitan Wayne County

$513

Find similar

British Airways

Feb 4

DTW6:00 amDetroit Metropolitan Wayne County

25h 10m

2 stops

LIS12:10 pmLisbon Humberto Delgado

Feb 11

LIS10:40 amLisbon Humberto Delgado

35h 10m

2 stops

DTW4:50 pmDetroit Metropolitan Wayne County

$518

Find similar

British Airways

Feb 2

DTW1:08 pmDetroit Metropolitan Wayne County

27h 47m

2 stops

LIS9:55 pmLisbon Humberto Delgado

Mar 4

LIS6:35 pmLisbon Humberto Delgado

34h 56m

2 stops

DTW12:31 amDetroit Metropolitan Wayne County

$520

Find similar

Fly from

Fly to

Route

Depart

Return

Price

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 1/28

5:00 am-5:25 am

1 stop19h 25m

Lisbon Humberto Delgado

Wed 2/4

6:45 pm-7:56 am

1 stop18h 11m

$496

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 1/27

5:00 am-11:40 am

1 stop25h 40m

Lisbon Humberto Delgado

Tue 2/3

12:05 pm-12:19 am

1 stop17h 14m

$497

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 1/24

9:18 am-9:55 am

1 stop19h 37m

Lisbon Humberto Delgado

Sat 1/31

12:15 pm-12:19 am

1 stop17h 04m

$498

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 1/26

5:00 am-5:25 am

1 stop19h 25m

Lisbon Humberto Delgado

Mon 2/2

6:45 pm-10:56 am

1 stop21h 11m

$503

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/9

4:05 pm-11:30 am

1 stop14h 25m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-2:15 pm

1 stop14h 15m

$510

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Thu 2/12

1:02 pm-4:25 pm

2 stops22h 23m

Funchal Madeira

Fri 2/27

5:15 pm-11:33 pm

2 stops35h 18m

$667

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Mon 1/26

9:30 pm-9:30 am

2 stops55h 00m

Funchal Madeira

Mon 2/2

10:25 am-5:55 pm

1 stop36h 30m

$681

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Thu 2/12

8:35 pm-5:10 pm

1 stop15h 35m

Funchal Madeira

Thu 2/19

10:20 am-5:55 pm

1 stop36h 35m

$704

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Wed 1/21

8:45 am-8:20 am

2 stops19h 35m

Ponta Delgada Nordela

Wed 1/28

6:35 am-7:37 pm

2 stops17h 02m

$735

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Wed 2/18

9:56 am-10:55 pm

2 stops31h 59m

Funchal Madeira

Wed 2/25

7:50 am-7:01 pm

2 stops16h 11m

$782

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 $880 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 21% 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 8,022 reviews	Search Delta flights
Turkish Airlines	PriceFrom $559	Free Cancellation	Rating 7.3 4,152 reviews	Search Turkish Airlines flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.7 1,434 reviews	Search KLM flights
Air France	PriceFrom $579	Free Cancellation	Rating 7.4 1,519 reviews	Search Air France flights
United Airlines	PriceFrom $601	Free Cancellation	Rating 7.4 9,138 reviews	Search United Airlines flights
British Airways	PriceFrom $603	Free Cancellation	Rating 6.7 7,657 reviews	Search British Airways flights
American Airlines	PriceFrom $609	Free Cancellation	Rating 7.2 11,088 reviews	Search American Airlines flights
Lufthansa	PriceFrom $631	Free Cancellation	Rating 6.8 7,690 reviews	Search Lufthansa flights
Air Canada	PriceFrom $652	Free Cancellation	Rating 7.1 10,599 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $694	Free Cancellation	Rating 7.1 2,109 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.