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

Delta and KLM are the most popular carriers operating from Detroit to Portugal

What airlines fly to Portugal?

United Airlines, Delta and Lufthansa 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 47% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 9 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 9 operators available for flights from Detroit to Portugal as of August 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.

$278 Cheap Flights from Detroit to Portugal in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Detroit to Portugal

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

1:55 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 25m1 stop Montreal Pierre Elliott Trudeau Intl

5:00 am - 2:15 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

14h 15m1 stop Frankfurt am Main

$681Multiple Airlines

Sun, Oct 18 - Tue, Nov 3

1:55 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 25m1 stop Montreal Pierre Elliott Trudeau Intl

5:00 am - 2:15 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

14h 15m1 stop Frankfurt am Main

$683Multiple Airlines

Mon, Oct 19 - Wed, Nov 4

10:19 am - 8:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

17h 01m2 stops Washington, D.C. Dulles Intl Newark

5:00 am - 2:15 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

14h 15m1 stop Frankfurt am Main

$700United Airlines

Mon, Oct 19 - Wed, Nov 4

7:44 pm - 10:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

9h 36m1 stop Washington, D.C. Dulles Intl

5:00 am - 2:15 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

14h 15m1 stop Frankfurt am Main

$705United Airlines

Wed, Dec 9 - Wed, Dec 16

1:55 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 25m1 stop Montreal Pierre Elliott Trudeau Intl

12:50 pm - 3:25 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

31h 35m2 stops Montreal Pierre Elliott Trudeau Intl Chicago O'Hare Intl

$706Air Canada

Sun, Oct 18 - Tue, Nov 3

1:55 pm - 11:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

16h 10m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

12:50 pm - 5:40 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

33h 50m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl

$706Air Canada

Sun, Oct 18 - Tue, Nov 3

3:59 pm - 8:00 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

11h 01m1 stop New York John F Kennedy Intl

5:00 am - 5:48 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

17h 48m1 stop Amsterdam Schiphol

$706KLM

Tue, Nov 10 - Thu, Nov 26

6:00 am - 9:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

22h 05m1 stop Philadelphia

11:05 am - 10:37 amLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

28h 32m1 stop Philadelphia

$710British Airways

Tue, Feb 9 - Tue, Feb 16

1:30 pm - 12:05 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

17h 35m2 stops Chicago O'Hare Intl London Heathrow

11:05 am - 9:08 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

15h 03m1 stop Philadelphia

$742British Airways

Sun, Jan 24 - Wed, Jan 27

8:35 pm - 5:10 pmDTW Detroit Metropolitan Wayne County-FNC Funchal Madeira

15h 35m1 stop Amsterdam Schiphol

10:25 am - 1:05 pmFNC Funchal Madeira-DTW Detroit Metropolitan Wayne County

31h 40m1 stop Amsterdam Schiphol

$758KLM

Thu, Nov 26 - Wed, Dec 9

Cheap last minute flights

Enter your travel dates to find the best prices.

2:05 pm - 8:40 amDTW Detroit Metropolitan Wayne County-PDL Ponta Delgada Nordela

38h 35m2 stops Washington, D.C. Dulles Intl Newark

11:00 am - 10:10 amPDL Ponta Delgada Nordela-DTW Detroit Metropolitan Wayne County

27h 10m2 stops Newark Washington, D.C. Dulles Intl

$1,688United Airlines

Sat, Aug 29 - Mon, Sep 7

2:52 pm - 8:40 amDTW Detroit Metropolitan Wayne County-PDL Ponta Delgada Nordela

13h 48m1 stop Newark

11:00 am - 10:10 amPDL Ponta Delgada Nordela-DTW Detroit Metropolitan Wayne County

27h 10m2 stops Newark Washington, D.C. Dulles Intl

$1,853United Airlines

Sat, Aug 29 - Mon, Sep 7

7:30 am - 6:20 amDTW Detroit Metropolitan Wayne County-PDL Ponta Delgada Nordela

18h 50m1 stop Boston Logan Intl

6:05 pm - 12:25 pmPDL Ponta Delgada Nordela-DTW Detroit Metropolitan Wayne County

22h 20m1 stop Boston Logan Intl

$2,075Multiple Airlines

Sat, Aug 29 - Mon, Sep 7

7:30 am - 6:20 amDTW Detroit Metropolitan Wayne County-PDL Ponta Delgada Nordela

18h 50m1 stop Boston Logan Intl

6:05 pm - 12:25 pmPDL Ponta Delgada Nordela-DTW Detroit Metropolitan Wayne County

22h 20m1 stop Boston Logan Intl

$2,080Multiple Airlines

Sat, Aug 29 - Mon, Sep 7

7:30 am - 2:35 pmDTW Detroit Metropolitan Wayne County-PDL Ponta Delgada Nordela

27h 05m2 stops Boston Logan Intl Lisbon Humberto Delgado

3:15 pm - 10:57 pmPDL Ponta Delgada Nordela-DTW Detroit Metropolitan Wayne County

35h 42m2 stops Lisbon Humberto Delgado Boston Logan Intl

$2,188TAP AIR PORTUGAL

Sat, Aug 29 - Mon, Sep 7

7:30 am - 11:45 pmDTW Detroit Metropolitan Wayne County-PDL Ponta Delgada Nordela

36h 15m2 stops Boston Logan Intl Lisbon Humberto Delgado

9:50 pm - 10:57 pmPDL Ponta Delgada Nordela-DTW Detroit Metropolitan Wayne County

29h 07m2 stops Lisbon Humberto Delgado Boston Logan Intl

$2,188TAP AIR PORTUGAL

Sat, Aug 29 - Mon, Sep 7

7:30 am - 6:20 amDTW Detroit Metropolitan Wayne County-PDL Ponta Delgada Nordela

18h 50m1 stop Boston Logan Intl

6:05 pm - 12:25 pmPDL Ponta Delgada Nordela-DTW Detroit Metropolitan Wayne County

22h 20m1 stop Boston Logan Intl

$2,327Multiple Airlines

Sat, Aug 29 - Mon, Sep 7

8:55 pm - 9:55 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

32h 00m1 stop Istanbul

5:05 pm - 6:50 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

30h 45m1 stop Istanbul

$8,623Turkish Airlines

Sun, Aug 30 - Thu, Sep 10

8:55 pm - 9:50 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

31h 55m1 stop Istanbul

5:55 am - 6:50 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

17h 55m1 stop Istanbul

$8,723Turkish Airlines

Sat, Aug 29 - Fri, Sep 11

5:28 pm - 4:25 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

17h 57m2 stops Chicago O'Hare Intl London Heathrow

7:10 am - 9:33 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

19h 23m2 stops London Heathrow Chicago O'Hare Intl

$16,317British Airways

Sun, Aug 30 - Mon, Sep 7

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United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

United Airlines

Oct 19

DTW10:19 amDetroit Metropolitan Wayne County

17h 01m

2 stops

LIS8:20 amLisbon Humberto Delgado

Nov 4

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$700

United Airlines

Nov 11

DTW5:12 pmDetroit Metropolitan Wayne County

9h 58m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 27

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$705

United Airlines

Nov 15

DTW8:30 amDetroit Metropolitan Wayne County

18h 40m

1 stop

LIS8:10 amLisbon Humberto Delgado

Nov 27

LIS11:20 amLisbon Humberto Delgado

33h 07m

2 stops

DTW3:27 pmDetroit Metropolitan Wayne County

$707

Air Canada flights from Detroit to Portugal

Our best Air Canada deals on Detroit to Portugal flight tickets

Air Canada

Oct 18

DTW1:55 pmDetroit Metropolitan Wayne County

14h 25m

1 stop

LIS9:20 amLisbon Humberto Delgado

Nov 3

LIS12:50 pmLisbon Humberto Delgado

31h 35m

2 stops

DTW3:25 pmDetroit Metropolitan Wayne County

$706

Air Canada

Oct 19

DTW9:02 amDetroit Metropolitan Wayne County

19h 18m

2 stops

LIS9:20 amLisbon Humberto Delgado

Nov 4

LIS11:20 amLisbon Humberto Delgado

27h 06m

2 stops

DTW9:26 amDetroit Metropolitan Wayne County

$720

Air Canada

Feb 8

DTW5:45 amDetroit Metropolitan Wayne County

22h 35m

2 stops

LIS9:20 amLisbon Humberto Delgado

Feb 19

LIS5:00 amLisbon Humberto Delgado

17h 40m

2 stops

DTW5:40 pmDetroit Metropolitan Wayne County

$721

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 10/18

1:55 pm-9:20 am

1 stop14h 25m

Lisbon Humberto Delgado

Tue 11/3

5:00 am-2:15 pm

1 stop14h 15m

$681

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Mon 10/19

1:55 pm-9:20 am

1 stop14h 25m

Lisbon Humberto Delgado

Wed 11/4

5:00 am-2:15 pm

1 stop14h 15m

$683

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Mon 10/19

10:19 am-8:20 am

2 stops17h 01m

Lisbon Humberto Delgado

Wed 11/4

5:00 am-2:15 pm

1 stop14h 15m

$700

Quickest round-trip

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Wed 12/9

7:44 pm-10:20 am

1 stop9h 36m

Lisbon Humberto Delgado

Wed 12/16

5:00 am-2:15 pm

1 stop14h 15m

$705

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 10/18

1:55 pm-9:20 am

1 stop14h 25m

Lisbon Humberto Delgado

Tue 11/3

12:50 pm-3:25 pm

2 stops31h 35m

$706

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 10/18

1:55 pm-11:05 am

2 stops16h 10m

Lisbon Humberto Delgado

Tue 11/3

12:50 pm-5:40 pm

2 stops33h 50m

$706

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Tue 11/10

3:59 pm-8:00 am

1 stop11h 01m

Lisbon Humberto Delgado

Thu 11/26

5:00 am-5:48 pm

1 stop17h 48m

$706

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Tue 2/9

6:00 am-9:05 am

1 stop22h 05m

Lisbon Humberto Delgado

Tue 2/16

11:05 am-10:37 am

1 stop28h 32m

$710

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 1/24

1:30 pm-12:05 pm

2 stops17h 35m

Lisbon Humberto Delgado

Wed 1/27

11:05 am-9:08 pm

1 stop15h 03m

$742

DetroitFunchal

DTW Detroit Metropolitan Wayne County - FNC Funchal Madeira

DTWFNC

Detroit Metropolitan Wayne County

Thu 11/26

8:35 pm-5:10 pm

1 stop15h 35m

Funchal Madeira

Wed 12/9

10:25 am-1:05 pm

1 stop31h 40m

$758

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 January. Flight prices, which tend to average around $660, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Detroit during February instead. Flights to Portugal in February, while not as cheap as those in January, still average around $683.

How far in advance should I book a flight from Detroit 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 $867 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 $692 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 45% 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

Best Price Found	$278
Fastest flight time	9h 35m
Direct flights	None

The best one-way flight to Portugal from Detroit in the past 72 hours is $278. The best round-trip flight deal from Detroit to Portugal found on momondo in the last 72 hours is $681.

The fastest flight from Detroit to Portugal takes 9h 35m

There are no direct flights from Detroit to Portugal. There are no popular flight routes from Detroit to Portugal.

Search flight deals

Frequently asked questions about flying 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 9 operators available for flights from Detroit to Portugal as of August 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
Lufthansa	PriceFrom $509	Free Cancellation	Rating 6.8 8,228 reviews	Search Lufthansa flights
WestJet	PriceFrom $522	Free Cancellation	Rating 7.2 3,440 reviews	Search WestJet flights
KLM	PriceFrom $528	Free Cancellation	Rating 7.8 1,567 reviews	Search KLM flights
Delta	PriceFrom $561	Free Cancellation	Rating 7.8 8,541 reviews	Search Delta flights
United Airlines	PriceFrom $584	Free Cancellation	Rating 7.4 10,135 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $597	Free Cancellation	Rating 7.4 4,485 reviews	Search Turkish Airlines flights
Air Canada	PriceFrom $614	Free Cancellation	Rating 7.1 11,550 reviews	Search Air Canada flights
British Airways	PriceFrom $672	Free Cancellation	Rating 6.7 8,192 reviews	Search British Airways flights
TAP AIR PORTUGAL	PriceFrom $718	Free Cancellation	Rating 7.2 2,378 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.

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Popular cities

Other flights from Detroit

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Airlines

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Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $556

Flights to Portofrom $539

Flights to Funchalfrom $543

Flights to Farofrom $532

Flights to Ponta Delgadafrom $578

Flights to Lajesfrom $648

Flights to Hortafrom $711

Flights to Pico Islandfrom $671

Flights to Porto Santofrom $725

Flights to Velasfrom $691

Cheap flights from Detroit to Portugal from $278

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Detroit to Portugal departing on 10/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Detroit to Portugal

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Cheap last minute flights

Big names and deals

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United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

Air Canada flights from Detroit to Portugal

Our best Air Canada deals on Detroit to Portugal flight tickets

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See travel insights to Portugal from

How to get the cheapest flight ticket from Detroit to Portugal

What is the cheapest month to fly to Portugal?

How far in advance should I book a flight from Detroit to Portugal?

Can stopping save me money on Detroit to Portugal flights?

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

What airlines fly to Portugal?

Cheap Detroit to Portugal flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Detroit to Portugal

Best airlines flying from Detroit to Portugal

Compare and see reviews for airlines that fly from Detroit to Portugal with momondo

Why use momondo?

An easier way to manage your Portugal trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Portugal

Popular cities in Portugal

Popular flights according to clicks in the last 7 days on momondo

Detroit flight routes

According to popular flight searches on momondo this year

Portugal flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Portugal

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portugal

List of cabin classes available on flights landing in Portugal. Availability may vary depending on flight origin and airline.

Complete your trip to Portugal

Explore popular destinations other users love

According to popular flight searches on momondo this year