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Cheap flights from Detroit to Portugal from $299

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 10/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Detroit to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
5:30 pm - 9:45 pm
DTW
-
LIS
23h 15m
1 stop
WestJet Logo
6:15 am - 5:20 pm
LIS
-
DTW
16h 05m
1 stop
$635WestJet
Sun, Aug 23 - Tue, Sep 8
WestJet Logo
5:30 pm - 9:45 pm
DTW
-
LIS
23h 15m
1 stop
WestJet Logo
6:10 am - 5:20 pm
LIS
-
DTW
16h 10m
1 stop
$643WestJet
Sun, Aug 16 - Sun, Aug 23
Multiple Airlines Logo
5:30 pm - 9:55 pm
DTW
-
LIS
23h 25m
1 stop
Multiple Airlines Logo
9:15 pm - 5:20 pm
LIS
-
DTW
25h 05m
2 stops
$653Multiple Airlines
Sat, Sep 12 - Wed, Sep 16
Multiple Airlines Logo
5:30 pm - 9:55 pm
DTW
-
LIS
23h 25m
1 stop
Multiple Airlines Logo
11:00 pm - 5:20 pm
LIS
-
DTW
23h 20m
2 stops
$657Multiple Airlines
Sat, Sep 19 - Mon, Sep 28
KLM Logo
8:35 pm - 9:35 am
DTW
-
FNC
32h 00m
1 stop
KLM Logo
10:25 am - 3:29 pm
FNC
-
DTW
34h 04m
1 stop
$753KLM
Mon, Nov 9 - Wed, Nov 18
KLM Logo
8:35 pm - 9:35 am
DTW
-
FNC
32h 00m
1 stop
KLM Logo
10:25 am - 12:44 am
FNC
-
DTW
19h 19m
2 stops
$764KLM
Mon, Nov 9 - Wed, Nov 18
United Airlines Logo
6:10 pm - 8:05 am
DTW
-
FNC
32h 55m
2 stops
United Airlines Logo
9:40 am - 8:37 pm
FNC
-
DTW
15h 57m
1 stop
$849United Airlines
Mon, Aug 17 - Wed, Sep 2
United Airlines Logo
7:02 pm - 8:05 am
DTW
-
FNC
32h 03m
1 stop
United Airlines Logo
9:40 am - 3:50 pm
FNC
-
DTW
11h 10m
1 stop
$852United Airlines
Mon, Aug 17 - Wed, Sep 2
TAP AIR PORTUGAL Logo
6:00 pm - 8:20 am
DTW
-
PDL
34h 20m
2 stops
TAP AIR PORTUGAL Logo
6:30 am - 10:20 pm
PDL
-
DTW
19h 50m
2 stops
$937TAP AIR PORTUGAL
Thu, Nov 5 - Wed, Nov 11
TAP AIR PORTUGAL Logo
6:55 pm - 11:45 pm
DTW
-
PDL
24h 50m
2 stops
TAP AIR PORTUGAL Logo
3:50 pm - 10:20 pm
PDL
-
DTW
58h 30m
2 stops
$962TAP AIR PORTUGAL
Wed, Sep 23 - Mon, Sep 28

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WestJet flights from Detroit to Portugal

Our best WestJet deals on Detroit to Portugal flight tickets
WestJet
Aug 23
DTW5:30 pmDetroit Metropolitan Wayne County
23h 15m
1 stop
LIS9:45 pmLisbon Humberto Delgado
Sep 8
LIS6:15 amLisbon Humberto Delgado
16h 05m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$635
WestJet
Aug 16
DTW5:30 pmDetroit Metropolitan Wayne County
23h 15m
1 stop
LIS9:45 pmLisbon Humberto Delgado
Aug 23
LIS6:10 amLisbon Humberto Delgado
16h 10m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$643
WestJet
Aug 6
DTW5:30 pmDetroit Metropolitan Wayne County
24h 05m
1 stop
LIS10:35 pmLisbon Humberto Delgado
Aug 23
LIS6:10 amLisbon Humberto Delgado
16h 10m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$645

TAP AIR PORTUGAL flights from Detroit to Portugal

Our best TAP AIR PORTUGAL deals on Detroit to Portugal flight tickets
TAP AIR PORTUGAL
Jul 14
DTW6:44 pmDetroit Metropolitan Wayne County
10h 36m
1 stop
LIS10:20 amLisbon Humberto Delgado
Oct 14
LIS12:00 pmLisbon Humberto Delgado
15h 50m
1 stop
DTW10:50 pmDetroit Metropolitan Wayne County
$894
TAP AIR PORTUGAL
Sep 28
DTW6:55 pmDetroit Metropolitan Wayne County
24h 15m
2 stops
FNC12:10 amFunchal Madeira
Oct 6
FNC5:50 amFunchal Madeira
21h 30m
2 stops
DTW10:20 pmDetroit Metropolitan Wayne County
$914
TAP AIR PORTUGAL
Sep 28
DTW8:00 amDetroit Metropolitan Wayne County
32h 05m
2 stops
FNC9:05 pmFunchal Madeira
Oct 6
FNC5:50 amFunchal Madeira
21h 30m
2 stops
DTW10:20 pmDetroit Metropolitan Wayne County
$920

momondo Fare Finder

 
Customize your flight search to find flights from Detroit to Portugal that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 2, 2026.
Use the filters below to find and compare flights from Detroit to Portugal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 8/23

5:30 pm-9:45 pm

1 stop23h 15m

Lisbon Humberto Delgado

Tue 9/8

6:15 am-5:20 pm

1 stop16h 05m

$635

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 8/16

5:30 pm-9:45 pm

1 stop23h 15m

Lisbon Humberto Delgado

Sun 8/23

6:10 am-5:20 pm

1 stop16h 10m

$643

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 9/12

5:30 pm-9:55 pm

1 stop23h 25m

Lisbon Humberto Delgado

Wed 9/16

9:15 pm-5:20 pm

2 stops25h 05m

$653

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 9/19

5:30 pm-9:55 pm

1 stop23h 25m

Lisbon Humberto Delgado

Mon 9/28

11:00 pm-5:20 pm

2 stops23h 20m

$657

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Mon 11/9

8:35 pm-9:35 am

1 stop32h 00m

Funchal Madeira

Wed 11/18

10:25 am-3:29 pm

1 stop34h 04m

$753

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Mon 11/9

8:35 pm-9:35 am

1 stop32h 00m

Funchal Madeira

Wed 11/18

10:25 am-12:44 am

2 stops19h 19m

$764

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Mon 8/17

6:10 pm-8:05 am

2 stops32h 55m

Funchal Madeira

Wed 9/2

9:40 am-8:37 pm

1 stop15h 57m

$849

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Mon 8/17

7:02 pm-8:05 am

1 stop32h 03m

Funchal Madeira

Wed 9/2

9:40 am-3:50 pm

1 stop11h 10m

$852

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Thu 11/5

6:00 pm-8:20 am

2 stops34h 20m

Ponta Delgada Nordela

Wed 11/11

6:30 am-10:20 pm

2 stops19h 50m

$937

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Wed 9/23

6:55 pm-11:45 pm

2 stops24h 50m

Ponta Delgada Nordela

Mon 9/28

3:50 pm-10:20 pm

2 stops58h 30m

$962

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portugal from

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

What is the cheapest month to fly to Portugal?

The cheapest month to fly to Portugal from Detroit is in September. Flight prices, which tend to average around $441, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Portugal from Detroit during March instead. Flights to Portugal in March, while not as cheap as those in September, still average around $477.

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 $858 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 $696 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 32% 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 32m

Direct flights

None
The fastest flight from Detroit to Portugal takes 9h 32m
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?

  • 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
DeltaPriceFrom $441Free CancellationRating
7.8
8,453 reviews
Search Delta flights
LufthansaPriceFrom $509Free CancellationRating
6.8
8,107 reviews
Search Lufthansa flights
WestJetPriceFrom $521Free CancellationRating
7.2
3,393 reviews
Search WestJet flights
KLMPriceFrom $528Free CancellationRating
7.8
1,532 reviews
Search KLM flights
Turkish AirlinesPriceFrom $588Free CancellationRating
7.4
4,431 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $600Free CancellationRating
7.4
9,917 reviews
Search United Airlines flights
Air CanadaPriceFrom $614Free CancellationRating
7.1
11,285 reviews
Search Air Canada flights
British AirwaysPriceFrom $672Free CancellationRating
6.7
8,087 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $682Free CancellationRating
7.2
2,310 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.

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Find better results for your trip to Portugal

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