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Cheap flights from Detroit to Portugal from $328

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 8/15. 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

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Find the cheapest flights from Detroit to Portugal

Cheap round-trip flights

Enter your travel dates to find the best prices.
WestJet Logo
6:10 pm - 9:45 pm
DTW
-
LIS
22h 35m
1 stop
WestJet Logo
6:15 am - 5:20 pm
LIS
-
DTW
16h 05m
1 stop
$631WestJet
Sun, Aug 23 - Tue, Sep 1
WestJet Logo
6:10 pm - 8:55 pm
DTW
-
LIS
21h 45m
1 stop
WestJet Logo
6:15 am - 5:20 pm
LIS
-
DTW
16h 05m
1 stop
$633WestJet
Sat, Aug 15 - Tue, Aug 25
Multiple Airlines Logo
2:55 pm - 8:55 pm
DTW
-
LIS
25h 00m
3 stops
Multiple Airlines Logo
6:15 am - 6:10 pm
LIS
-
DTW
16h 55m
2 stops
$634Multiple Airlines
Sat, Aug 15 - Tue, Aug 25
Multiple Airlines Logo
6:50 pm - 8:55 pm
DTW
-
LIS
21h 05m
2 stops
Multiple Airlines Logo
6:15 am - 9:40 pm
LIS
-
DTW
20h 25m
2 stops
$635Multiple Airlines
Sat, Aug 15 - Tue, Aug 25
WestJet Logo
6:10 pm - 9:45 pm
DTW
-
LIS
22h 35m
1 stop
WestJet Logo
6:15 am - 5:20 pm
LIS
-
DTW
16h 05m
1 stop
$641WestJet
Tue, Aug 11 - Tue, Aug 18
KLM Logo
9:30 pm - 9:35 am
DTW
-
FNC
55h 05m
2 stops
KLM Logo
10:10 am - 5:48 pm
FNC
-
DTW
36h 38m
1 stop
$812KLM
Sun, Nov 15 - Sun, Nov 22
KLM Logo
9:30 pm - 9:35 am
DTW
-
FNC
55h 05m
2 stops
KLM Logo
10:10 am - 12:44 am
FNC
-
DTW
19h 34m
2 stops
$817KLM
Sun, Nov 15 - Sun, Nov 22
Turkish Airlines Logo
8:50 pm - 12:50 pm
DTW
-
TER
60h 00m
2 stops
Turkish Airlines Logo
1:40 pm - 6:45 pm
TER
-
DTW
57h 05m
2 stops
$2,432Turkish Airlines
Sun, Jul 19 - Sat, Aug 1
Turkish Airlines Logo
8:50 pm - 12:50 pm
DTW
-
TER
60h 00m
2 stops
Turkish Airlines Logo
1:40 pm - 6:45 pm
TER
-
DTW
57h 05m
2 stops
$2,646Turkish Airlines
Sun, Jul 19 - Sat, Aug 1
United Airlines Logo
9:14 am - 12:55 pm
DTW
-
TER
23h 41m
2 stops
United Airlines Logo
7:05 am - 8:31 pm
TER
-
DTW
41h 26m
2 stops
$3,014United Airlines
Wed, Jul 1 - Tue, Jul 7

WestJet flights from Detroit to Portugal

Our best WestJet deals on Detroit to Portugal flight tickets
WestJet
Aug 23
DTW6:10 pmDetroit Metropolitan Wayne County
22h 35m
1 stop
LIS9:45 pmLisbon Humberto Delgado
Sep 1
LIS6:15 amLisbon Humberto Delgado
16h 05m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$631
WestJet
Aug 15
DTW6:10 pmDetroit Metropolitan Wayne County
21h 45m
1 stop
LIS8:55 pmLisbon Humberto Delgado
Aug 25
LIS6:15 amLisbon Humberto Delgado
16h 05m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$633
WestJet
Aug 11
DTW6:10 pmDetroit Metropolitan Wayne County
22h 35m
1 stop
LIS9:45 pmLisbon Humberto Delgado
Aug 18
LIS6:15 amLisbon Humberto Delgado
16h 05m
1 stop
DTW5:20 pmDetroit Metropolitan Wayne County
$641

TAP AIR PORTUGAL flights from Detroit to Portugal

Our best TAP AIR PORTUGAL deals on Detroit to Portugal flight tickets
TAP AIR PORTUGAL
Oct 19
DTW8:00 amDetroit Metropolitan Wayne County
24h 15m
2 stops
FNC1:15 pmFunchal Madeira
Oct 30
FNC9:15 pmFunchal Madeira
29h 05m
2 stops
DTW10:20 pmDetroit Metropolitan Wayne County
$909
TAP AIR PORTUGAL
Sep 28
DTW6:55 pmDetroit Metropolitan Wayne County
21h 10m
2 stops
FNC9:05 pmFunchal Madeira
Oct 6
FNC5:50 amFunchal Madeira
21h 30m
2 stops
DTW10:20 pmDetroit Metropolitan Wayne County
$923
TAP AIR PORTUGAL
Oct 19
DTW8:00 amDetroit Metropolitan Wayne County
24h 15m
2 stops
FNC1:15 pmFunchal Madeira
Oct 30
FNC9:15 pmFunchal Madeira
29h 05m
2 stops
DTW10:20 pmDetroit Metropolitan Wayne County
$935

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 June 4, 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

Sun 8/23

6:10 pm-9:45 pm

1 stop22h 35m

Lisbon Humberto Delgado

Tue 9/1

6:15 am-5:20 pm

1 stop16h 05m

$631
Quickest round-trip

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 8/15

6:10 pm-8:55 pm

1 stop21h 45m

Lisbon Humberto Delgado

Tue 8/25

6:15 am-5:20 pm

1 stop16h 05m

$633

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 8/15

2:55 pm-8:55 pm

3 stops25h 00m

Lisbon Humberto Delgado

Tue 8/25

6:15 am-6:10 pm

2 stops16h 55m

$634

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Sat 8/15

6:50 pm-8:55 pm

2 stops21h 05m

Lisbon Humberto Delgado

Tue 8/25

6:15 am-9:40 pm

2 stops20h 25m

$635

DetroitLisbon

DTW - LIS

DTWLIS

Detroit Metropolitan Wayne County

Tue 8/11

6:10 pm-9:45 pm

1 stop22h 35m

Lisbon Humberto Delgado

Tue 8/18

6:15 am-5:20 pm

1 stop16h 05m

$641

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Sun 11/15

9:30 pm-9:35 am

2 stops55h 05m

Funchal Madeira

Sun 11/22

10:10 am-5:48 pm

1 stop36h 38m

$812

DetroitFunchal

DTW - FNC

DTWFNC

Detroit Metropolitan Wayne County

Sun 11/15

9:30 pm-9:35 am

2 stops55h 05m

Funchal Madeira

Sun 11/22

10:10 am-12:44 am

2 stops19h 34m

$817

DetroitLajes

DTW - TER

DTWTER

Detroit Metropolitan Wayne County

Sun 7/19

8:50 pm-12:50 pm

2 stops60h 00m

Lajes

Sat 8/1

1:40 pm-6:45 pm

2 stops57h 05m

$2,432

DetroitLajes

DTW - TER

DTWTER

Detroit Metropolitan Wayne County

Sun 7/19

8:50 pm-12:50 pm

2 stops60h 00m

Lajes

Sat 8/1

1:40 pm-6:45 pm

2 stops57h 05m

$2,646

DetroitLajes

DTW - TER

DTWTER

Detroit Metropolitan Wayne County

Wed 7/1

9:14 am-12:55 pm

2 stops23h 41m

Lajes

Tue 7/7

7:05 am-8:31 pm

2 stops41h 26m

$3,014

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 November instead. Flights to Portugal in November, while not as cheap as those in September, still average around $475.

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 $842 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 $663 on momondo.

Can stopping save me money on Detroit to Portugal flights?

You could potentially save up to 10% 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 40m

Direct flights

None
The fastest flight from Detroit to Portugal takes 9h 40m
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
7.9
8,397 reviews
Search Delta flights
LufthansaPriceFrom $509Free CancellationRating
6.8
8,036 reviews
Search Lufthansa flights
WestJetPriceFrom $521Free CancellationRating
7.2
3,350 reviews
Search WestJet flights
KLMPriceFrom $528Free CancellationRating
7.8
1,524 reviews
Search KLM flights
Turkish AirlinesPriceFrom $588Free CancellationRating
7.4
4,408 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $600Free CancellationRating
7.4
9,773 reviews
Search United Airlines flights
British AirwaysPriceFrom $603Free CancellationRating
6.7
8,026 reviews
Search British Airways flights
Air CanadaPriceFrom $614Free CancellationRating
7.1
11,126 reviews
Search Air Canada flights
TAP AIR PORTUGALPriceFrom $682Free CancellationRating
7.2
2,267 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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