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

British Airways is the most popular carrier 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 December 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.

$293 Cheap Flights from Detroit to Portugal in 2025/26

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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.

4:05 pm - 11:30 am

DTW

LIS

14h 25m1 stop

5:00 am - 2:15 pm

LIS

DTW

14h 15m1 stop

$508Lufthansa

Mon, Feb 9 - Wed, Feb 25

6:15 pm - 9:20 am

DTW

LIS

10h 05m1 stop

6:10 am - 5:35 pm

LIS

DTW

16h 25m2 stops

$518Air Canada

Mon, Jan 19 - Wed, Feb 4

6:15 pm - 9:20 am

DTW

LIS

34h 05m2 stops

6:10 am - 5:35 pm

LIS

DTW

16h 25m2 stops

$519Air Canada

Mon, Jan 19 - Wed, Feb 4

5:00 am - 5:25 am

DTW

LIS

19h 25m1 stop

12:05 pm - 12:19 am

LIS

DTW

17h 14m1 stop

$525Multiple Airlines

Thu, Jan 29 - Thu, Feb 5

11:05 am - 8:10 am

DTW

LIS

16h 05m2 stops

5:00 am - 1:55 pm

LIS

DTW

13h 55m1 stop

$529United Airlines

Mon, Feb 2 - Wed, Mar 4

2:19 pm - 8:10 am

DTW

LIS

12h 51m2 stops

5:00 am - 2:15 pm

LIS

DTW

14h 15m1 stop

$530United Airlines

Mon, Feb 9 - Wed, Feb 25

6:15 pm - 9:20 am

DTW

LIS

10h 05m1 stop

6:30 pm - 1:55 pm

LIS

DTW

24h 25m1 stop

$533Multiple Airlines

Mon, Jan 12 - Mon, Jan 19

7:25 pm - 9:30 am

DTW

FNC

34h 05m1 stop

10:20 am - 9:25 am

FNC

DTW

27h 05m2 stops

$650KLM

Tue, Mar 17 - Thu, Mar 26

7:25 pm - 9:30 am

DTW

FNC

34h 05m1 stop

10:20 am - 6:50 pm

FNC

DTW

36h 30m1 stop

$717KLM

Tue, Mar 17 - Thu, Mar 26

2:31 pm - 9:30 am

DTW

FNC

38h 59m2 stops

10:20 am - 9:25 am

FNC

DTW

27h 05m2 stops

$856Delta

Tue, Mar 17 - Thu, Mar 26

Air Canada flights from Detroit to Portugal

Our best Air Canada deals on Detroit to Portugal flight tickets

Air Canada

Jan 19

DTW6:15 pmDetroit Metropolitan Wayne County

10h 05m

1 stop

LIS9:20 amLisbon Humberto Delgado

Feb 4

LIS6:10 amLisbon Humberto Delgado

16h 25m

2 stops

DTW5:35 pmDetroit Metropolitan Wayne County

$518

Find similar

Air Canada

Jan 19

DTW6:15 pmDetroit Metropolitan Wayne County

34h 05m

2 stops

LIS9:20 amLisbon Humberto Delgado

Feb 4

LIS6:10 amLisbon Humberto Delgado

16h 25m

2 stops

DTW5:35 pmDetroit Metropolitan Wayne County

$519

Find similar

Air Canada

Jan 19

DTW6:15 pmDetroit Metropolitan Wayne County

10h 05m

1 stop

LIS9:20 amLisbon Humberto Delgado

Feb 4

LIS11:20 amLisbon Humberto Delgado

11h 15m

1 stop

DTW5:35 pmDetroit Metropolitan Wayne County

$532

Find similar

British Airways flights from Detroit to Portugal

Our best British Airways deals on Detroit to Portugal flight tickets

British Airways

Feb 15

DTW1:08 pmDetroit Metropolitan Wayne County

17h 57m

2 stops

LIS12:05 pmLisbon Humberto Delgado

Feb 26

LIS10:55 amLisbon Humberto Delgado

17h 42m

1 stop

DTW11:37 pmDetroit Metropolitan Wayne County

$544

Find similar

British Airways

Jan 13

DTW11:28 amDetroit Metropolitan Wayne County

16h 37m

1 stop

LIS9:05 amLisbon Humberto Delgado

Jan 20

LIS11:05 amLisbon Humberto Delgado

14h 53m

1 stop

DTW8:58 pmDetroit Metropolitan Wayne County

$553

Find similar

British Airways

Feb 11

DTW1:08 pmDetroit Metropolitan Wayne County

20h 42m

2 stops

LIS2:50 pmLisbon Humberto Delgado

Feb 16

LIS3:50 pmLisbon Humberto Delgado

36h 47m

2 stops

DTW11:37 pmDetroit Metropolitan Wayne County

$556

Find similar

Fly from

Fly to

Route

Depart

Return

Price

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

$508

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 1/19

6:15 pm-9:20 am

1 stop10h 05m

Lisbon Humberto Delgado

Wed 2/4

6:10 am-5:35 pm

2 stops16h 25m

$518

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 1/19

6:15 pm-9:20 am

2 stops34h 05m

Lisbon Humberto Delgado

Wed 2/4

6:10 am-5:35 pm

2 stops16h 25m

$519

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Thu 1/29

5:00 am-5:25 am

1 stop19h 25m

Lisbon Humberto Delgado

Thu 2/5

12:05 pm-12:19 am

1 stop17h 14m

$525

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/2

11:05 am-8:10 am

2 stops16h 05m

Lisbon Humberto Delgado

Wed 3/4

5:00 am-1:55 pm

1 stop13h 55m

$529

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 2/9

2:19 pm-8:10 am

2 stops12h 51m

Lisbon Humberto Delgado

Wed 2/25

5:00 am-2:15 pm

1 stop14h 15m

$530

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Mon 1/12

6:15 pm-9:20 am

1 stop10h 05m

Lisbon Humberto Delgado

Mon 1/19

6:30 pm-1:55 pm

1 stop24h 25m

$533

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Tue 3/17

7:25 pm-9:30 am

1 stop34h 05m

Funchal Madeira

Thu 3/26

10:20 am-9:25 am

2 stops27h 05m

$650

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Tue 3/17

7:25 pm-9:30 am

1 stop34h 05m

Funchal Madeira

Thu 3/26

10:20 am-6:50 pm

1 stop36h 30m

$717

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Tue 3/17

2:31 pm-9:30 am

2 stops38h 59m

Funchal Madeira

Thu 3/26

10:20 am-9:25 am

2 stops27h 05m

$856

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 $652, 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 January instead. Flights to Portugal in January, while not as cheap as those in November, still average around $721.

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 $900 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 $753 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 15% 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 10m
Direct flights	None

The fastest flight from Detroit to Portugal takes 9h 10m

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 December 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 8,008 reviews	Search Delta flights
Turkish Airlines	PriceFrom $559	Free Cancellation	Rating 7.3 4,104 reviews	Search Turkish Airlines flights
KLM	PriceFrom $568	Free Cancellation	Rating 7.7 1,430 reviews	Search KLM flights
Air France	PriceFrom $579	Free Cancellation	Rating 7.4 1,506 reviews	Search Air France flights
United Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 9,092 reviews	Search United Airlines flights
British Airways	PriceFrom $603	Free Cancellation	Rating 6.7 7,583 reviews	Search British Airways flights
American Airlines	PriceFrom $609	Free Cancellation	Rating 7.2 11,049 reviews	Search American Airlines flights
Lufthansa	PriceFrom $631	Free Cancellation	Rating 6.8 7,632 reviews	Search Lufthansa flights
Air Canada	PriceFrom $652	Free Cancellation	Rating 7.1 10,531 reviews	Search Air Canada flights
TAP AIR PORTUGAL	PriceFrom $694	Free Cancellation	Rating 7.2 2,091 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.