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

British Airways, KLM, 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.

$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.

6:15 pm - 9:20 am

DTW

LIS

10h 05m

1 stop

6:10 am - 5:35 pm

LIS

DTW

16h 25m

2 stops

$483Multiple Airlines

Wed, Jan 28 - Wed, Feb 4

2:19 pm - 8:10 am

DTW

LIS

12h 51m

2 stops

5:00 am - 1:55 pm

LIS

DTW

13h 55m

1 stop

$484United Airlines

Mon, Feb 2 - Wed, Mar 4

10:00 am - 8:00 am

DTW

LIS

17h 00m

1 stop

11:25 am - 5:50 pm

LIS

DTW

35h 25m

1 stop

$486Delta

Tue, Feb 17 - Wed, Mar 4

7:17 am - 8:00 am

DTW

LIS

19h 43m

1 stop

5:00 am - 5:55 pm

LIS

DTW

17h 55m

1 stop

$488KLM

Sun, Jan 18 - Tue, Feb 3

7:28 am - 8:10 am

DTW

LIS

19h 42m

2 stops

5:00 am - 8:22 pm

LIS

DTW

20h 22m

2 stops

$489United Airlines

Tue, Feb 17 - Wed, Mar 4

2:40 pm - 10:15 am

DTW

LIS

14h 35m

1 stop

5:00 am - 1:55 pm

LIS

DTW

13h 55m

1 stop

$490United Airlines

Tue, Feb 24 - Wed, Mar 4

7:17 am - 8:00 am

DTW

LIS

19h 43m

1 stop

5:00 am - 1:05 pm

LIS

DTW

13h 05m

1 stop

$493KLM

Wed, Jan 28 - Wed, Feb 4

4:50 pm - 6:10 pm

DTW

FNC

20h 20m

2 stops

1:10 pm - 4:20 pm

FNC

DTW

32h 10m

2 stops

$632British Airways

Sun, May 3 - Sat, May 9

4:30 pm - 4:15 pm

DTW

FNC

42h 45m

2 stops

5:05 pm - 9:56 am

FNC

DTW

45h 51m

2 stops

$642British Airways

Sat, Feb 7 - Mon, Feb 16

9:44 am - 11:45 am

DTW

TER

23h 01m

2 stops

6:55 pm - 8:54 am

TER

DTW

40h 59m

2 stops

$1,681TAP AIR PORTUGAL

Sun, Mar 22 - Wed, Mar 25

Air Canada flights from Detroit to Portugal

Our best Air Canada deals on Detroit to Portugal flight tickets

Air Canada

Jan 25

DTW6:15 pmDetroit Metropolitan Wayne County

10h 05m

1 stop

LIS9:20 amLisbon Humberto Delgado

Feb 10

LIS5:00 amLisbon Humberto Delgado

17h 35m

2 stops

DTW5:35 pmDetroit Metropolitan Wayne County

$481

Air Canada

Jan 19

DTW6:15 pmDetroit Metropolitan Wayne County

34h 05m

2 stops

LIS9:20 amLisbon Humberto Delgado

Feb 3

LIS11:20 amLisbon Humberto Delgado

34h 43m

2 stops

DTW5:03 pmDetroit Metropolitan Wayne County

$499

Air Canada

Feb 19

DTW10:28 amDetroit Metropolitan Wayne County

16h 27m

2 stops

LIS7:55 amLisbon Humberto Delgado

Mar 3

LIS11:20 amLisbon Humberto Delgado

27h 12m

2 stops

DTW9:32 amDetroit Metropolitan Wayne County

$558

KLM flights from Detroit to Portugal

Our best KLM deals on Detroit to Portugal flight tickets

KLM

Jan 19

DTW7:17 amDetroit Metropolitan Wayne County

19h 43m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 3

LIS5:00 amLisbon Humberto Delgado

13h 05m

1 stop

DTW1:05 pmDetroit Metropolitan Wayne County

$488

KLM

Jan 25

DTW4:45 pmDetroit Metropolitan Wayne County

10h 15m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 10

LIS5:00 amLisbon Humberto Delgado

17h 55m

1 stop

DTW5:55 pmDetroit Metropolitan Wayne County

$491

KLM

Jan 28

DTW7:17 amDetroit Metropolitan Wayne County

19h 43m

1 stop

LIS8:00 amLisbon Humberto Delgado

Feb 4

LIS5:00 amLisbon Humberto Delgado

13h 05m

1 stop

DTW1:05 pmDetroit Metropolitan Wayne County

$493

Fly from

Fly to

Route

Depart

Return

Price

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 1/28

6:15 pm-9:20 am

1 stop10h 05m

Lisbon Humberto Delgado

Wed 2/4

6:10 am-5:35 pm

2 stops16h 25m

$483

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/2

2:19 pm-8:10 am

2 stops12h 51m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-1:55 pm

1 stop13h 55m

$484

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 2/17

10:00 am-8:00 am

1 stop17h 00m

Lisbon Humberto Delgado

Wed 3/4

11:25 am-5:50 pm

1 stop35h 25m

$486

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 1/18

7:17 am-8:00 am

1 stop19h 43m

Lisbon Humberto Delgado

Tue 2/3

5:00 am-5:55 pm

1 stop17h 55m

$488

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 2/17

7:28 am-8:10 am

2 stops19h 42m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-8:22 pm

2 stops20h 22m

$489

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 2/24

2:40 pm-10:15 am

1 stop14h 35m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-1:55 pm

1 stop13h 55m

$490

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Wed 1/28

7:17 am-8:00 am

1 stop19h 43m

Lisbon Humberto Delgado

Wed 2/4

5:00 am-1:05 pm

1 stop13h 05m

$493

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Sun 5/3

4:50 pm-6:10 pm

2 stops20h 20m

Funchal Madeira

Sat 5/9

1:10 pm-4:20 pm

2 stops32h 10m

$632

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Sat 2/7

4:30 pm-4:15 pm

2 stops42h 45m

Funchal Madeira

Mon 2/16

5:05 pm-9:56 am

2 stops45h 51m

$642

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 8,040 reviews	Search Delta flights
Turkish Airlines	PriceFrom $559	Free Cancellation	Rating 7.3 4,167 reviews	Search Turkish Airlines flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.7 1,437 reviews	Search KLM flights
Air France	PriceFrom $579	Free Cancellation	Rating 7.4 1,522 reviews	Search Air France flights
United Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 9,156 reviews	Search United Airlines flights
British Airways	PriceFrom $603	Free Cancellation	Rating 6.7 7,671 reviews	Search British Airways flights
American Airlines	PriceFrom $609	Free Cancellation	Rating 7.2 11,119 reviews	Search American Airlines flights
Lufthansa	PriceFrom $631	Free Cancellation	Rating 6.8 7,711 reviews	Search Lufthansa flights
Air Canada	PriceFrom $652	Free Cancellation	Rating 7.1 10,619 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $694	Free Cancellation	Rating 7.1 2,119 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.