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

Aer Lingus, Delta, and Air France are the most popular carriers operating from Detroit to Portugal

What airlines fly to Portugal?

United Airlines, Delta and WestJet 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 45% 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 October 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.

$363 Cheap Flights from Detroit to Portugal in 2026/27

Discover deals from 900+ travel sites with momondo.

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.

6:20 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

10h 00m1 stop Toronto Pearson Intl

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

14h 15m1 stop Frankfurt am Main

$701Multiple Airlines

Sun, Dec 6 - Tue, Dec 22

6:20 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

10h 00m1 stop Toronto Pearson Intl

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

14h 15m1 stop Frankfurt am Main

$702Multiple Airlines

Sun, Dec 6 - Tue, Dec 22

4:05 pm - 11:45 amDTW Detroit Metropolitan Wayne County-OPO Porto

14h 40m1 stop Frankfurt am Main

6:00 am - 2:15 pmOPO Porto-DTW Detroit Metropolitan Wayne County

13h 15m1 stop Frankfurt am Main

$703Lufthansa

Mon, Nov 23 - Tue, Dec 8

4:10 pm - 3:25 pmDTW Detroit Metropolitan Wayne County-OPO Porto

18h 15m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

5:00 am - 1:32 pmOPO Porto-DTW Detroit Metropolitan Wayne County

13h 32m1 stop Amsterdam Schiphol

$706Delta

Wed, Apr 7 - Thu, Apr 15

4:05 pm - 11:35 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 30m1 stop Frankfurt am Main

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

14h 15m1 stop Frankfurt am Main

$710Lufthansa

Wed, Dec 2 - Tue, Dec 8

12:25 pm - 8:10 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 45m2 stops Chicago O'Hare Intl Newark

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

14h 15m1 stop Frankfurt am Main

$714United Airlines

Sun, Dec 6 - Tue, Dec 22

12:25 pm - 8:10 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 45m2 stops Chicago O'Hare Intl Newark

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

14h 15m1 stop Frankfurt am Main

$717United Airlines

Sun, Dec 6 - Tue, Dec 22

4:10 pm - 3:25 pmDTW Detroit Metropolitan Wayne County-OPO Porto

18h 15m2 stops New York John F Kennedy Intl Paris Charles de Gaulle

11:45 am - 12:44 amOPO Porto-DTW Detroit Metropolitan Wayne County

17h 59m2 stops Amsterdam Schiphol Atlanta Hartsfield-Jackson

$717Delta

Wed, Apr 7 - Thu, Apr 15

8:41 am - 6:55 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

17h 14m2 stops Chicago O'Hare Intl Montreal Pierre Elliott Trudeau Intl

5:00 am - 5:40 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

17h 40m2 stops Frankfurt am Main Toronto Pearson Intl

$726Air Canada

Wed, Dec 2 - Wed, Dec 9

6:20 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

10h 00m1 stop Toronto Pearson Intl

11:20 am - 5:40 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

11h 20m1 stop Toronto Pearson Intl

$731Air Canada

Sun, Jan 31 - Wed, Feb 3

Cheap last minute flights

Enter your travel dates to find the best prices.

9:05 pm - 3:10 pmDTW Detroit Metropolitan Wayne County-OPO Porto

38h 05m1 stop Istanbul

4:25 pm - 7:00 pmOPO Porto-DTW Detroit Metropolitan Wayne County

31h 35m1 stop Istanbul

$726Turkish Airlines

Sun, Oct 25 - Fri, Nov 6

9:05 pm - 3:10 pmDTW Detroit Metropolitan Wayne County-OPO Porto

38h 05m1 stop Istanbul

4:25 pm - 7:00 pmOPO Porto-DTW Detroit Metropolitan Wayne County

31h 35m1 stop Istanbul

$730Turkish Airlines

Sun, Oct 25 - Fri, Nov 6

6:46 pm - 3:25 pmDTW Detroit Metropolitan Wayne County-OPO Porto

16h 39m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

5:00 am - 1:02 pmOPO Porto-DTW Detroit Metropolitan Wayne County

13h 02m1 stop Amsterdam Schiphol

$778Delta

Sun, Oct 25 - Fri, Nov 6

7:50 pm - 3:25 pmDTW Detroit Metropolitan Wayne County-OPO Porto

15h 35m2 stops Atlanta Hartsfield-Jackson Amsterdam Schiphol

5:00 am - 8:39 pmOPO Porto-DTW Detroit Metropolitan Wayne County

20h 39m2 stops Amsterdam Schiphol Minneapolis St Paul

$788Delta

Sun, Oct 25 - Fri, Nov 6

5:05 pm - 11:40 amDTW Detroit Metropolitan Wayne County-OPO Porto

14h 35m1 stop Frankfurt am Main

6:00 am - 11:44 pmOPO Porto-DTW Detroit Metropolitan Wayne County

22h 44m2 stops Frankfurt am Main Newark

$792United Airlines

Sun, Oct 25 - Fri, Nov 6

5:05 pm - 12:50 pmDTW Detroit Metropolitan Wayne County-OPO Porto

15h 45m2 stops Frankfurt am Main Munich Franz Josef Strauss

6:00 am - 5:10 pmOPO Porto-DTW Detroit Metropolitan Wayne County

16h 10m2 stops Frankfurt am Main Chicago O'Hare Intl

$860Lufthansa

Sun, Oct 25 - Fri, Nov 6

7:26 am - 9:30 amDTW Detroit Metropolitan Wayne County-OPO Porto

22h 04m2 stops Chicago O'Hare Intl Newark

6:00 am - 2:15 pmOPO Porto-DTW Detroit Metropolitan Wayne County

13h 15m1 stop Frankfurt am Main

$980United Airlines

Sun, Oct 25 - Fri, Nov 6

9:20 pm - 5:30 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

16h 10m1 stop Paris Charles de Gaulle

6:30 pm - 2:42 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

24h 12m1 stop Paris Charles de Gaulle

$1,002Air France

Sat, Oct 24 - Sat, Oct 31

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

14h 25m1 stop Montreal Pierre Elliott Trudeau Intl

6:15 am - 3:15 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

37h 00m2 stops Munich Franz Josef Strauss Frankfurt am Main

$1,016Multiple Airlines

Wed, Oct 21 - Sun, Oct 25

4:46 pm - 6:55 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

21h 09m2 stops Chicago O'Hare Intl London Heathrow

10:55 am - 7:57 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

13h 02m1 stop Philadelphia

$1,087British Airways

Sat, Oct 24 - Sat, Oct 31

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United Airlines flights from Detroit to Portugal

Our best United Airlines deals on Detroit to Portugal flight tickets

United Airlines

Dec 6

DTW12:25 pmDetroit Metropolitan Wayne County

14h 45m

2 stops

LIS8:10 amLisbon Humberto Delgado

Dec 22

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$714

United Airlines

Dec 6

DTW12:25 pmDetroit Metropolitan Wayne County

14h 45m

2 stops

LIS8:10 amLisbon Humberto Delgado

Dec 22

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$717

United Airlines

Dec 1

DTW5:20 pmDetroit Metropolitan Wayne County

9h 50m

1 stop

LIS8:10 amLisbon Humberto Delgado

Dec 8

LIS5:00 amLisbon Humberto Delgado

14h 15m

1 stop

DTW2:15 pmDetroit Metropolitan Wayne County

$719

Air Canada flights from Detroit to Portugal

Our best Air Canada deals on Detroit to Portugal flight tickets

Air Canada

Jan 31

DTW6:20 pmDetroit Metropolitan Wayne County

10h 00m

1 stop

LIS9:20 amLisbon Humberto Delgado

Feb 3

LIS11:20 amLisbon Humberto Delgado

11h 20m

1 stop

DTW5:40 pmDetroit Metropolitan Wayne County

$731

Air Canada

Dec 1

DTW6:20 pmDetroit Metropolitan Wayne County

31h 35m

2 stops

LIS6:55 amLisbon Humberto Delgado

Dec 9

LIS11:20 amLisbon Humberto Delgado

32h 51m

2 stops

DTW3:11 pmDetroit Metropolitan Wayne County

$733

Air Canada

Mar 3

DTW6:00 amDetroit Metropolitan Wayne County

19h 55m

2 stops

LIS6:55 amLisbon Humberto Delgado

Mar 12

LIS10:55 amLisbon Humberto Delgado

34h 31m

2 stops

DTW4:26 pmDetroit Metropolitan Wayne County

$748

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 12/6

6:20 pm-9:20 am

1 stop10h 00m

Lisbon Humberto Delgado

Tue 12/22

5:00 am-2:15 pm

1 stop14h 15m

$701

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 12/6

6:20 pm-9:20 am

1 stop10h 00m

Lisbon Humberto Delgado

Tue 12/22

5:00 am-2:15 pm

1 stop14h 15m

$702

DetroitPorto

DTW Detroit Metropolitan Wayne County - OPO Porto

DTWOPO

Detroit Metropolitan Wayne County

Mon 11/23

4:05 pm-11:45 am

1 stop14h 40m

Porto

Tue 12/8

6:00 am-2:15 pm

1 stop13h 15m

$703

DetroitPorto

DTW Detroit Metropolitan Wayne County - OPO Porto

DTWOPO

Detroit Metropolitan Wayne County

Wed 4/7

4:10 pm-3:25 pm

2 stops18h 15m

Porto

Thu 4/15

5:00 am-1:32 pm

1 stop13h 32m

$706

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Wed 12/2

4:05 pm-11:35 am

1 stop14h 30m

Lisbon Humberto Delgado

Tue 12/8

5:00 am-2:15 pm

1 stop14h 15m

$710

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 12/6

12:25 pm-8:10 am

2 stops14h 45m

Lisbon Humberto Delgado

Tue 12/22

5:00 am-2:15 pm

1 stop14h 15m

$714

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 12/6

12:25 pm-8:10 am

2 stops14h 45m

Lisbon Humberto Delgado

Tue 12/22

5:00 am-2:15 pm

1 stop14h 15m

$717

DetroitPorto

DTW Detroit Metropolitan Wayne County - OPO Porto

DTWOPO

Detroit Metropolitan Wayne County

Wed 4/7

4:10 pm-3:25 pm

2 stops18h 15m

Porto

Thu 4/15

11:45 am-12:44 am

2 stops17h 59m

$717

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Wed 12/2

8:41 am-6:55 am

2 stops17h 14m

Lisbon Humberto Delgado

Wed 12/9

5:00 am-5:40 pm

2 stops17h 40m

$726

Quickest round-trip

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 1/31

6:20 pm-9:20 am

1 stop10h 00m

Lisbon Humberto Delgado

Wed 2/3

11:20 am-5:40 pm

1 stop11h 20m

$731

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 February. Flight prices, which tend to average around $687, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of February, then book flights to Portugal from Detroit during November instead. Flights to Portugal in November, while not as cheap as those in February, still average around $694.

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 $882 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 $707 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 26% 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	$363
Fastest flight time	9h 35m
Direct flights	None

The best one-way flight to Portugal from Detroit in the past 72 hours is $363. The best round-trip flight deal from Detroit to Portugal found on momondo in the last 72 hours is $701.

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 October 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 $508	Free Cancellation	Rating 6.8 8,282 reviews	Search Lufthansa flights
WestJet	PriceFrom $522	Free Cancellation	Rating 7.2 3,448 reviews	Search WestJet flights
KLM	PriceFrom $528	Free Cancellation	Rating 7.8 1,591 reviews	Search KLM flights
Delta	PriceFrom $571	Free Cancellation	Rating 7.8 8,649 reviews	Search Delta flights
Air Canada	PriceFrom $578	Free Cancellation	Rating 7.1 11,782 reviews	Search Air Canada flights
United Airlines	PriceFrom $584	Free Cancellation	Rating 7.3 10,389 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $599	Free Cancellation	Rating 7.4 4,457 reviews	Search Turkish Airlines flights
British Airways	PriceFrom $672	Free Cancellation	Rating 6.7 8,266 reviews	Search British Airways flights
TAP AIR PORTUGAL	PriceFrom $932	Free Cancellation	Rating 7.2 2,381 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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Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $405

Flights to Portofrom $396

Flights to Funchalfrom $405

Flights to Farofrom $570

Flights to Ponta Delgadafrom $553

Flights to Lajesfrom $554

Flights to Hortafrom $550

Flights to Pico Islandfrom $557

Flights to Porto Santofrom $1,072

Flights to Velasfrom $557

Cheap flights from Detroit to Portugal from $363

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 1/13. 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

Cheap round-trip flights

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Cheap last minute flights

Big names and deals

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