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Cheap flights from Detroit to Portugal from $330

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 8/8. 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.
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
$658Multiple Airlines
Sat, Sep 19 - Mon, Sep 28
Multiple Airlines Logo
3:00 pm - 9:45 pm
DTW
-
LIS
25h 45m
3 stops
Multiple Airlines Logo
6:15 am - 5:20 pm
LIS
-
DTW
16h 05m
1 stop
$677Multiple Airlines
Sun, Aug 23 - Tue, Sep 8
Multiple Airlines Logo
6:50 pm - 9:45 pm
DTW
-
LIS
21h 55m
2 stops
Multiple Airlines Logo
6:15 am - 5:20 pm
LIS
-
DTW
16h 05m
1 stop
$679Multiple Airlines
Sun, Aug 23 - Tue, Sep 8
Multiple Airlines Logo
5:30 pm - 9:45 pm
DTW
-
LIS
23h 15m
1 stop
Multiple Airlines Logo
11:00 pm - 5:20 pm
LIS
-
DTW
23h 20m
2 stops
$685Multiple Airlines
Fri, Sep 18 - Mon, Sep 28
United Airlines Logo
2:36 pm - 8:10 am
DTW
-
LIS
13h 34m
2 stops
United Airlines Logo
5:00 am - 2:15 pm
LIS
-
DTW
14h 15m
1 stop
$700United Airlines
Tue, Oct 27 - Fri, Nov 6
WestJet Logo
5:30 pm - 10:35 pm
DTW
-
LIS
24h 05m
1 stop
WestJet Logo
6:10 am - 5:20 pm
LIS
-
DTW
16h 10m
1 stop
$707WestJet
Thu, Sep 17 - Thu, Sep 24
United Airlines Logo
10:30 am - 8:40 am
DTW
-
PDL
18h 10m
2 stops
United Airlines Logo
11:00 am - 6:12 pm
PDL
-
DTW
11h 12m
1 stop
$800United Airlines
Mon, Aug 17 - Wed, Aug 26
KLM Logo
9:41 pm - 9:35 am
DTW
-
FNC
54h 54m
2 stops
KLM Logo
10:10 am - 5:48 pm
FNC
-
DTW
36h 38m
1 stop
$808KLM
Sun, Nov 1 - Sun, Nov 8
KLM Logo
9:41 pm - 9:35 am
DTW
-
FNC
54h 54m
2 stops
KLM Logo
10:10 am - 11:00 pm
FNC
-
DTW
17h 50m
2 stops
$838KLM
Sun, Nov 1 - Sun, Nov 8
British Airways Logo
5:24 pm - 12:20 pm
DTW
-
FNC
37h 56m
2 stops
British Airways Logo
6:55 pm - 11:54 pm
FNC
-
DTW
33h 59m
2 stops
$853British Airways
Wed, Oct 14 - Mon, Oct 19

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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 27
DTW10:15 amDetroit Metropolitan Wayne County
19h 50m
1 stop
LIS10:05 amLisbon Humberto Delgado
Nov 6
LIS5:00 amLisbon Humberto Delgado
14h 15m
1 stop
DTW2:15 pmDetroit Metropolitan Wayne County
$700
United Airlines
Oct 27
DTW10:45 amDetroit Metropolitan Wayne County
19h 20m
2 stops
LIS10:05 amLisbon Humberto Delgado
Nov 10
LIS12:50 pmLisbon Humberto Delgado
29h 44m
2 stops
DTW1:34 pmDetroit Metropolitan Wayne County
$710
United Airlines
Oct 27
DTW2:36 pmDetroit Metropolitan Wayne County
13h 34m
2 stops
LIS8:10 amLisbon Humberto Delgado
Nov 6
LIS10:15 amLisbon Humberto Delgado
18h 42m
2 stops
DTW11:57 pmDetroit Metropolitan Wayne County
$718

WestJet flights from Detroit to Portugal

Our best WestJet deals on Detroit to Portugal flight tickets
WestJet
Sep 17
DTW5:30 pmDetroit Metropolitan Wayne County
24h 05m
1 stop
LIS10:35 pmLisbon Humberto Delgado
Sep 24
LIS6:10 amLisbon Humberto Delgado
16h 10m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$707
WestJet
Aug 20
DTW5:30 pmDetroit Metropolitan Wayne County
24h 05m
1 stop
LIS10:35 pmLisbon Humberto Delgado
Sep 5
LIS6:10 amLisbon Humberto Delgado
16h 10m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$726
WestJet
Aug 20
DTW5:30 pmDetroit Metropolitan Wayne County
24h 05m
1 stop
LIS10:35 pmLisbon Humberto Delgado
Sep 5
LIS6:10 amLisbon Humberto Delgado
16h 10m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$728

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 7, 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

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

$658

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 8/23

3:00 pm-9:45 pm

3 stops25h 45m

Lisbon Humberto Delgado

Tue 9/8

6:15 am-5:20 pm

1 stop16h 05m

$677

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sun 8/23

6:50 pm-9:45 pm

2 stops21h 55m

Lisbon Humberto Delgado

Tue 9/8

6:15 am-5:20 pm

1 stop16h 05m

$679

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Fri 9/18

5:30 pm-9:45 pm

1 stop23h 15m

Lisbon Humberto Delgado

Mon 9/28

11:00 pm-5:20 pm

2 stops23h 20m

$685
Quickest round-trip

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 10/27

2:36 pm-8:10 am

2 stops13h 34m

Lisbon Humberto Delgado

Fri 11/6

5:00 am-2:15 pm

1 stop14h 15m

$700

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Thu 9/17

5:30 pm-10:35 pm

1 stop24h 05m

Lisbon Humberto Delgado

Thu 9/24

6:10 am-5:20 pm

1 stop16h 10m

$707

DetroitPonta Delgada

DTW - PDL

DTWPDL

Detroit Metropolitan Wayne County

Mon 8/17

10:30 am-8:40 am

2 stops18h 10m

Ponta Delgada Nordela

Wed 8/26

11:00 am-6:12 pm

1 stop11h 12m

$800

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Sun 11/1

9:41 pm-9:35 am

2 stops54h 54m

Funchal Madeira

Sun 11/8

10:10 am-5:48 pm

1 stop36h 38m

$808

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Sun 11/1

9:41 pm-9:35 am

2 stops54h 54m

Funchal Madeira

Sun 11/8

10:10 am-11:00 pm

2 stops17h 50m

$838

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Wed 10/14

5:24 pm-12:20 pm

2 stops37h 56m

Funchal Madeira

Mon 10/19

6:55 pm-11:54 pm

2 stops33h 59m

$853

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 $859 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 $665 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 52% 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
8,451 reviews
Search Delta flights
LufthansaPriceFrom $509Free CancellationRating
6.8
8,121 reviews
Search Lufthansa flights
WestJetPriceFrom $521Free CancellationRating
7.2
3,398 reviews
Search WestJet flights
KLMPriceFrom $528Free CancellationRating
7.8
1,534 reviews
Search KLM flights
Turkish AirlinesPriceFrom $588Free CancellationRating
7.4
4,437 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $600Free CancellationRating
7.4
9,945 reviews
Search United Airlines flights
Air CanadaPriceFrom $614Free CancellationRating
7.1
11,313 reviews
Search Air Canada flights
British AirwaysPriceFrom $672Free CancellationRating
6.7
8,099 reviews
Search British Airways flights
TAP AIR PORTUGALPriceFrom $682Free CancellationRating
7.2
2,320 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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