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

KLM, Lufthansa, and Delta 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 48% 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.

$345 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

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 20m1 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

$678Multiple Airlines

Wed, Oct 21 - Wed, Nov 11

2:00 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 20m1 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

Wed, Oct 21 - Wed, Nov 11

11:34 am - 6:55 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

38h 21m2 stops Newark Montreal Pierre Elliott Trudeau Intl

12:50 pm - 4:26 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

32h 36m2 stops Montreal Pierre Elliott Trudeau Intl Newark

$710Air Canada

Tue, Nov 3 - Tue, Nov 17

12:30 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

15h 50m2 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

$711Air Canada

Wed, Oct 21 - Wed, Nov 11

7:00 am - 10:40 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

22h 40m2 stops Newark Montreal Pierre Elliott Trudeau Intl

12:25 pm - 2:15 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

30h 50m1 stop Frankfurt am Main

$727United Airlines

Mon, Nov 2 - Mon, Nov 16

6:27 pm - 11:30 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

25h 03m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

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

14h 15m1 stop Frankfurt am Main

$730Lufthansa

Mon, Oct 26 - Mon, Nov 2

6:26 pm - 11:30 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

25h 04m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

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

14h 15m1 stop Frankfurt am Main

$730Lufthansa

Mon, Oct 26 - Mon, Nov 2

2:00 pm - 9:20 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

14h 20m1 stop Montreal Pierre Elliott Trudeau Intl

5:05 am - 1:55 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

13h 50m1 stop Frankfurt am Main

$734United Airlines

Tue, Oct 13 - Tue, Oct 20

5:24 pm - 2:50 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

16h 26m2 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

$736British Airways

Sun, Jan 31 - Wed, Feb 3

4:01 pm - 9:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

12h 04m1 stop Philadelphia

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

15h 03m1 stop Philadelphia

$739British Airways

Sun, Jan 31 - Wed, Feb 3

Cheap last minute flights

Enter your travel dates to find the best prices.

5:06 pm - 11:50 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

13h 44m2 stops Philadelphia Madrid Barajas

11:05 am - 9:33 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

15h 28m2 stops Philadelphia Chicago O'Hare Intl

$1,053American Airlines

Tue, Aug 11 - Thu, Aug 27

5:06 pm - 11:50 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

13h 44m2 stops Philadelphia Madrid Barajas

11:05 am - 12:28 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

30h 23m1 stop Philadelphia

$1,053American Airlines

Tue, Aug 11 - Thu, Aug 27

5:06 pm - 9:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

10h 59m1 stop Philadelphia

11:05 am - 6:46 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

12h 41m1 stop Philadelphia

$1,054British Airways

Tue, Aug 11 - Thu, Aug 27

3:00 pm - 9:45 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

25h 45m3 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl Halifax Intl

6:10 am - 9:40 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

20h 30m2 stops Halifax Intl Montreal Pierre Elliott Trudeau Intl

$1,098Multiple Airlines

Tue, Aug 11 - Thu, Aug 27

7:21 pm - 3:40 pmDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

15h 19m2 stops Philadelphia London Heathrow

8:25 am - 8:20 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

16h 55m2 stops Madrid Barajas Chicago O'Hare Intl

$1,101American Airlines

Wed, Aug 12 - Mon, Aug 24

5:06 pm - 9:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

10h 59m1 stop Philadelphia

8:25 am - 8:20 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

16h 55m2 stops Madrid Barajas Chicago O'Hare Intl

$1,104American Airlines

Wed, Aug 12 - Mon, Aug 24

12:58 pm - 9:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

15h 07m1 stop Philadelphia

6:45 pm - 9:33 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

31h 48m2 stops London Heathrow Chicago O'Hare Intl

$1,136British Airways

Wed, Aug 12 - Mon, Aug 24

10:53 am - 9:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

17h 12m1 stop Philadelphia

11:05 am - 11:56 pmLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

17h 51m1 stop Philadelphia

$1,152British Airways

Wed, Aug 12 - Mon, Aug 24

5:06 pm - 9:05 amDTW Detroit Metropolitan Wayne County-LIS Lisbon Humberto Delgado

10h 59m1 stop Philadelphia

11:00 am - 12:52 amLIS Lisbon Humberto Delgado-DTW Detroit Metropolitan Wayne County

18h 52m2 stops London Heathrow Chicago O'Hare Intl

$1,154British Airways

Wed, Aug 12 - Sat, Aug 22

4:00 pm - 4:20 pmDTW Detroit Metropolitan Wayne County-FNC Funchal Madeira

19h 20m1 stop Frankfurt am Main

3:40 pm - 1:55 pmFNC Funchal Madeira-DTW Detroit Metropolitan Wayne County

27h 15m1 stop Frankfurt am Main

$2,526Lufthansa

Tue, Aug 11 - Tue, Aug 18

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Iberia flights from Detroit to Portugal

Our best Iberia deals on Detroit to Portugal flight tickets

Iberia

Oct 21

DTW1:35 pmDetroit Metropolitan Wayne County

17h 15m

2 stops

LIS11:50 amLisbon Humberto Delgado

Nov 11

LIS6:30 amLisbon Humberto Delgado

19h 10m

2 stops

DTW8:40 pmDetroit Metropolitan Wayne County

$705

Iberia

Aug 16

DTW12:46 pmDetroit Metropolitan Wayne County

22h 19m

2 stops

LIS4:05 pmLisbon Humberto Delgado

Aug 22

LIS4:45 pmLisbon Humberto Delgado

32h 35m

2 stops

DTW8:20 pmDetroit Metropolitan Wayne County

$1,164

Iberia

Aug 21

DTW1:06 pmDetroit Metropolitan Wayne County

17h 29m

2 stops

FNC11:35 amFunchal Madeira

Sep 5

FNC12:15 pmFunchal Madeira

37h 05m

2 stops

DTW8:20 pmDetroit Metropolitan Wayne County

$1,583

Air Canada flights from Detroit to Portugal

Our best Air Canada deals on Detroit to Portugal flight tickets

Air Canada

Nov 3

DTW11:34 amDetroit Metropolitan Wayne County

38h 21m

2 stops

LIS6:55 amLisbon Humberto Delgado

Nov 17

LIS12:50 pmLisbon Humberto Delgado

32h 36m

2 stops

DTW4:26 pmDetroit Metropolitan Wayne County

$710

Air Canada

Oct 21

DTW12:30 pmDetroit Metropolitan Wayne County

15h 50m

2 stops

LIS9:20 amLisbon Humberto Delgado

Nov 11

LIS5:00 amLisbon Humberto Delgado

17h 40m

2 stops

DTW5:40 pmDetroit Metropolitan Wayne County

$711

Air Canada

Dec 16

DTW6:00 amDetroit Metropolitan Wayne County

19h 55m

2 stops

LIS6:55 amLisbon Humberto Delgado

Dec 24

LIS10:55 amLisbon Humberto Delgado

33h 29m

2 stops

DTW3:24 pmDetroit Metropolitan Wayne County

$744

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

Wed 10/21

2:00 pm-9:20 am

1 stop14h 20m

Lisbon Humberto Delgado

Wed 11/11

5:00 am-2:15 pm

1 stop14h 15m

$678

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Wed 10/21

2:00 pm-9:20 am

1 stop14h 20m

Lisbon Humberto Delgado

Wed 11/11

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

Tue 11/3

11:34 am-6:55 am

2 stops38h 21m

Lisbon Humberto Delgado

Tue 11/17

12:50 pm-4:26 pm

2 stops32h 36m

$710

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Wed 10/21

12:30 pm-9:20 am

2 stops15h 50m

Lisbon Humberto Delgado

Wed 11/11

5:00 am-5:40 pm

2 stops17h 40m

$711

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Mon 11/2

7:00 am-10:40 am

2 stops22h 40m

Lisbon Humberto Delgado

Mon 11/16

12:25 pm-2:15 pm

1 stop30h 50m

$727

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Mon 10/26

6:27 pm-11:30 pm

2 stops25h 03m

Lisbon Humberto Delgado

Mon 11/2

5:00 am-2:15 pm

1 stop14h 15m

$730

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Mon 10/26

6:26 pm-11:30 pm

2 stops25h 04m

Lisbon Humberto Delgado

Mon 11/2

5:00 am-2:15 pm

1 stop14h 15m

$730

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Tue 10/13

2:00 pm-9:20 am

1 stop14h 20m

Lisbon Humberto Delgado

Tue 10/20

5:05 am-1:55 pm

1 stop13h 50m

$734

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 1/31

5:24 pm-2:50 pm

2 stops16h 26m

Lisbon Humberto Delgado

Wed 2/3

11:05 am-9:08 pm

1 stop15h 03m

$736

Quickest round-trip

DetroitLisbon

DTW Detroit Metropolitan Wayne County - LIS Lisbon Humberto Delgado

DTWLIS

Detroit Metropolitan Wayne County

Sun 1/31

4:01 pm-9:05 am

1 stop12h 04m

Lisbon Humberto Delgado

Wed 2/3

11:05 am-9:08 pm

1 stop15h 03m

$739

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 $674, 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 January instead. Flights to Portugal in January, while not as cheap as those in February, still average around $719.

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 $860 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 38% 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 35m
Direct flights	None

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 8,174 reviews	Search Lufthansa flights
WestJet	PriceFrom $522	Free Cancellation	Rating 7.2 3,430 reviews	Search WestJet flights
KLM	PriceFrom $528	Free Cancellation	Rating 7.8 1,555 reviews	Search KLM flights
Delta	PriceFrom $561	Free Cancellation	Rating 7.8 8,500 reviews	Search Delta flights
Turkish Airlines	PriceFrom $597	Free Cancellation	Rating 7.4 4,480 reviews	Search Turkish Airlines flights
United Airlines	PriceFrom $600	Free Cancellation	Rating 7.4 10,100 reviews	Search United Airlines flights
Air Canada	PriceFrom $614	Free Cancellation	Rating 7.1 11,460 reviews	Search Air Canada flights
British Airways	PriceFrom $672	Free Cancellation	Rating 6.7 8,155 reviews	Search British Airways flights
TAP AIR PORTUGAL	PriceFrom $698	Free Cancellation	Rating 7.2 2,360 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Wed 9/9

Wed 9/16

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portugal

Popular cities

Other flights from Detroit

Other flights to Portugal

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular cities in Portugal

Flights to Lisbonfrom $552

Flights to Portofrom $537

Flights to Funchalfrom $551

Flights to Farofrom $561

Flights to Ponta Delgadafrom $575

Flights to Lajesfrom $605

Flights to Hortafrom $670

Flights to Pico Islandfrom $644

Flights to Porto Santofrom $713

Flights to Velasfrom $691

Cheap flights from Detroit to Portugal from $345

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 10/21. 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

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Iberia flights from Detroit to Portugal

Our best Iberia 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

momondo Fare Finder

Use the filters below to find and compare flights from Detroit to Portugal that are best for you.

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

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