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Cheap flights from Detroit to Porto Alegre from $565

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 Porto Alegre departing on 7/18. 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
Travel Warning: Due to flooding, the airport may be currently closed. Check local travel advisories before booking.

Find the cheapest flights from Detroit to Porto Alegre

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:15 am - 2:20 pm
DTW
-
POA
27h 05m
2 stops
Multiple Airlines Logo
7:05 pm - 3:20 pm
POA
-
DTW
21h 15m
2 stops
$1,531Multiple Airlines
Sun, Aug 16 - Sun, Aug 23
LATAM Airlines Logo
7:45 pm - 6:45 pm
DTW
-
POA
22h 00m
2 stops
LATAM Airlines Logo
6:40 am - 9:20 am
POA
-
DTW
27h 40m
2 stops
$1,635LATAM Airlines
Mon, Aug 17 - Wed, Aug 19
LATAM Airlines Logo
7:45 pm - 6:45 pm
DTW
-
POA
22h 00m
2 stops
LATAM Airlines Logo
12:10 pm - 3:20 pm
POA
-
DTW
28h 10m
2 stops
$1,646LATAM Airlines
Mon, Aug 17 - Wed, Aug 19
Air Canada Logo
6:50 pm - 4:20 pm
DTW
-
POA
20h 30m
2 stops
Air Canada Logo
1:40 pm - 6:10 pm
POA
-
DTW
29h 30m
2 stops
$1,697Air Canada
Mon, Aug 17 - Wed, Aug 19
LATAM Airlines Logo
7:45 pm - 6:45 pm
DTW
-
POA
22h 00m
2 stops
LATAM Airlines Logo
6:40 am - 9:20 am
POA
-
DTW
27h 40m
2 stops
$1,720LATAM Airlines
Mon, Aug 17 - Wed, Aug 19
LATAM Airlines Logo
8:10 pm - 6:15 pm
DTW
-
POA
45h 05m
2 stops
LATAM Airlines Logo
7:05 pm - 3:00 pm
POA
-
DTW
20h 55m
2 stops
$2,021LATAM Airlines
Wed, Jul 15 - Sat, Jul 18
Multiple Airlines Logo
6:50 pm - 8:30 pm
DTW
-
POA
24h 40m
3 stops
Multiple Airlines Logo
5:30 am - 2:11 pm
POA
-
DTW
33h 41m
3 stops
$2,439Multiple Airlines
Wed, Jul 15 - Sat, Jul 18
American Airlines Logo
12:58 pm - 10:50 am
DTW
-
POA
20h 52m
3 stops
American Airlines Logo
6:30 pm - 3:54 pm
POA
-
DTW
22h 24m
2 stops
$2,523American Airlines
Sun, Aug 16 - Sun, Aug 23
American Airlines Logo
1:27 pm - 10:50 am
DTW
-
POA
20h 23m
3 stops
American Airlines Logo
6:30 pm - 2:10 pm
POA
-
DTW
20h 40m
3 stops
$3,261American Airlines
Sun, Aug 16 - Sun, Aug 23

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LATAM Airlines flights from Detroit to Porto Alegre

Our best LATAM Airlines deals on Detroit to Porto Alegre flight tickets
LATAM Airlines
Aug 17
DTW7:45 pmDetroit Metropolitan Wayne County
22h 00m
2 stops
POA6:45 pmPorto Alegre Salgado Filho
Aug 19
POA6:40 amPorto Alegre Salgado Filho
27h 40m
2 stops
DTW9:20 amDetroit Metropolitan Wayne County
$1,635
LATAM Airlines
Aug 17
DTW7:45 pmDetroit Metropolitan Wayne County
22h 00m
2 stops
POA6:45 pmPorto Alegre Salgado Filho
Aug 19
POA12:10 pmPorto Alegre Salgado Filho
28h 10m
2 stops
DTW3:20 pmDetroit Metropolitan Wayne County
$1,646
LATAM Airlines
Aug 17
DTW7:45 pmDetroit Metropolitan Wayne County
22h 00m
2 stops
POA6:45 pmPorto Alegre Salgado Filho
Aug 19
POA6:40 amPorto Alegre Salgado Filho
27h 40m
2 stops
DTW9:20 amDetroit Metropolitan Wayne County
$1,720

American Airlines flights from Detroit to Porto Alegre

Our best American Airlines deals on Detroit to Porto Alegre flight tickets
American Airlines
Aug 16
DTW12:58 pmDetroit Metropolitan Wayne County
20h 52m
3 stops
POA10:50 amPorto Alegre Salgado Filho
Aug 23
POA6:30 pmPorto Alegre Salgado Filho
22h 24m
2 stops
DTW3:54 pmDetroit Metropolitan Wayne County
$2,523
American Airlines
Aug 16
DTW1:27 pmDetroit Metropolitan Wayne County
20h 23m
3 stops
POA10:50 amPorto Alegre Salgado Filho
Aug 23
POA6:30 pmPorto Alegre Salgado Filho
20h 40m
3 stops
DTW2:10 pmDetroit Metropolitan Wayne County
$3,261

momondo Fare Finder

 
Customize your flight search to find flights from Detroit to Porto Alegre 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 4, 2026.
Use the filters below to find and compare flights from Detroit to Porto Alegre that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Sun 8/16

10:15 am-2:20 pm

2 stops27h 05m

Porto Alegre Salgado Filho

Sun 8/23

7:05 pm-3:20 pm

2 stops21h 15m

$1,531

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Mon 8/17

7:45 pm-6:45 pm

2 stops22h 00m

Porto Alegre Salgado Filho

Wed 8/19

6:40 am-9:20 am

2 stops27h 40m

$1,635

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Mon 8/17

7:45 pm-6:45 pm

2 stops22h 00m

Porto Alegre Salgado Filho

Wed 8/19

12:10 pm-3:20 pm

2 stops28h 10m

$1,646

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Mon 8/17

6:50 pm-4:20 pm

2 stops20h 30m

Porto Alegre Salgado Filho

Wed 8/19

1:40 pm-6:10 pm

2 stops29h 30m

$1,697

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Mon 8/17

7:45 pm-6:45 pm

2 stops22h 00m

Porto Alegre Salgado Filho

Wed 8/19

6:40 am-9:20 am

2 stops27h 40m

$1,720

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Wed 7/15

8:10 pm-6:15 pm

2 stops45h 05m

Porto Alegre Salgado Filho

Sat 7/18

7:05 pm-3:00 pm

2 stops20h 55m

$2,021

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Wed 7/15

6:50 pm-8:30 pm

3 stops24h 40m

Porto Alegre Salgado Filho

Sat 7/18

5:30 am-2:11 pm

3 stops33h 41m

$2,439

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Sun 8/16

12:58 pm-10:50 am

3 stops20h 52m

Porto Alegre Salgado Filho

Sun 8/23

6:30 pm-3:54 pm

2 stops22h 24m

$2,523
Quickest round-trip

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Sun 8/16

1:27 pm-10:50 am

3 stops20h 23m

Porto Alegre Salgado Filho

Sun 8/23

6:30 pm-2:10 pm

3 stops20h 40m

$3,261
Cheapest one-way

DetroitPorto Alegre

DTW - POA

DTWPOA

Detroit Metropolitan Wayne County

Sat 7/18

2:56 pm-6:20 am

2 stops38h 24m

$565

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Porto Alegre from

How to get the cheapest flight ticket from Detroit to Porto Alegre

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 airline that flies from Detroit to Porto Alegre Salgado Filho?

GOL is the most popular carrier operating from Detroit to Porto Alegre Salgado Filho

When to book flights from Detroit to Porto Alegre

Are you open to changing your travel dates? Check out the ideal times to fly from Detroit to Porto Alegre according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Detroit to Porto Alegre (DTT to POA) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Detroit to Porto Alegre

Fastest flight time

18h 55m

Direct flights

None
The fastest flight from Detroit to Porto Alegre takes 18h 55m
There are no direct flights from Detroit to Porto Alegre. There are no popular flight routes from Detroit to Porto Alegre.
Search flight deals

Frequently asked questions about flying from Detroit to Porto Alegre

  • How far is Detroit to Porto Alegre Salgado Filho by plane?

    Detroit and Porto Alegre Salgado Filho are 5390.7 mi apart from one another. In terms of flight time, this usually takes a little over 18h 55m.

  • When did momondo last update prices for flights from Detroit to Porto Alegre Salgado Filho Airport?

    Prices for flights from Detroit to Porto Alegre Salgado Filho Airport are updated daily.

  • How old do you have to be to fly from Detroit to Porto Alegre Salgado Filho Airport?

    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 Porto Alegre Salgado Filho Airport.

  • What documentation or ID do you need to fly to Porto Alegre Salgado Filho Airport?

    The travel and health documents you'll need for your trip to Porto Alegre Salgado Filho Airport 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 Porto Alegre Salgado Filho Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Detroit to Porto Alegre?

Finding the right flight to Porto Alegre from Detroit is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto Alegre quick and easy, saving you time and money.

Can I find flights from Detroit to Porto Alegre with flexible booking policies on momondo?

All flight searches from Detroit to Porto Alegre on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Detroit to Porto Alegre?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Porto Alegre from Detroit.

I’m not ready to book a flight from Detroit to Porto Alegre right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Detroit to Porto Alegre flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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