$309+ Cheap flights from Miami (MIA) to Porto Alegre (POA)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — POA
Sep 10 — Sep 171
Round-trip
1 adult, Economy
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Find cheap flights from Miami to Porto Alegre with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Miami to Porto Alegre
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Last-minute
One-way
Cheapest flights from Miami to Porto AlegreExplore the most affordable flight options available from Miami to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
Explore the most affordable flight options available from Miami to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 11, 2026.
This Copa Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:41 am -
1 stop17h 44m
Sun 11/291:30 am -
1 stop25h 08m
Deal found 8/6![Copa Airlines logo]()
$633
This FlightHub deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:35 pm -
2 stops20h 40m
Sat 10/244:35 pm -
2 stops25h 10m
Deal found 8/7![GOL logo]()
$650
This Copa Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:14 pm -
1 stop30h 06m
Tue 9/151:20 am -
1 stop25h 27m
Deal found 8/7![Copa Airlines logo]()
$651
This Copa Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:14 pm -
1 stop30h 06m
Fri 9/181:20 am -
1 stop22h 28m
Deal found 8/5![Copa Airlines logo]()
$653
This Copa Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:01 am -
1 stop17h 19m
Fri 9/181:20 am -
1 stop22h 09m
Deal found 8/9![Copa Airlines logo]()
$670
This Copa Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:41 am -
1 stop17h 44m
Sat 11/71:30 am -
1 stop21h 51m
Deal found 8/10![Copa Airlines logo]()
$671
This Mytrip deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:35 pm -
2 stops17h 05m
Sat 10/2410:30 am -
3 stops29h 02m
Deal found 8/7![Multiple Airlines logo]()
$677
This Justfly.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:50 am -
2 stops27h 50m
Fri 10/163:45 pm -
2 stops26h 05m
Deal found 8/6![GOL logo]()
$690
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:21 am -
1 stop16h 59m
Sat 9/193:45 pm -
2 stops23h 47m
Deal found 8/9![Multiple Airlines logo]()
$699
This Mytrip deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:00 pm -
3 stops33h 25m
Thu 9/178:55 pm -
2 stops20h 15m
Deal found 8/9![Multiple Airlines logo]()
$702
This Justfly.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/234:40 pm -
2 stops17h 55m
Sat 10/314:35 pm -
2 stops25h 10m
Deal found 8/10![GOL logo]()
$704
Best flights from Miami to Porto AlegreDiscover carefully curated flight deals from Miami to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
Discover carefully curated flight deals from Miami to Porto Alegre that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 11, 2026.
This Copa Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/184:41 am -
1 stop17h 44m
Sun 11/291:30 am -
1 stop25h 08m
Deal found 8/6![Copa Airlines logo]()
$633
This Mytrip deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:00 pm -
3 stops33h 25m
Thu 9/178:55 pm -
2 stops20h 15m
Deal found 8/9![Multiple Airlines logo]()
$702
This KAYAK deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:00 pm -
2 stops14h 15m
Sat 11/284:35 pm -
2 stops25h 10m
Deal found 8/7![GOL logo]()
$726
This Copa Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:01 am -
1 stop17h 19m
Fri 10/231:20 am -
1 stop25h 27m
Deal found 8/7![Copa Airlines logo]()
$633
This Copa Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:31 pm -
1 stop28h 49m
Sun 10/181:20 am -
1 stop22h 09m
Deal found 8/6![Copa Airlines logo]()
$633
This Copa Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:31 pm -
1 stop28h 49m
Tue 9/151:20 am -
1 stop22h 09m
Deal found 8/6![Copa Airlines logo]()
$633
This Copa Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/148:25 am -
1 stop14h 55m
Wed 9/161:20 am -
1 stop22h 09m
Deal found 8/9![Copa Airlines logo]()
$653
This Copa Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/106:31 pm -
1 stop28h 49m
Sat 9/121:20 am -
1 stop22h 28m
Deal found 8/6![Copa Airlines logo]()
$653
This Copa Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/14:41 am -
1 stop17h 44m
Sat 11/71:30 am -
1 stop21h 51m
Deal found 8/10![Copa Airlines logo]()
$671
This Copa Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/215:22 pm -
1 stop29h 03m
Sat 11/281:30 am -
1 stop16h 09m
Deal found 8/9![Copa Airlines logo]()
$733
Last-minute flights from Miami to Porto AlegreDiscover last-minute flight deals from Miami to Porto Alegre. Data last updated August 11, 2026 and is based on user searches.
Discover last-minute flight deals from Miami to Porto Alegre. Data last updated August 11, 2026 and is based on user searches.
This Copa Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:31 pm -
1 stop28h 49m
Tue 9/151:20 am -
1 stop22h 09m
Deal found 8/6![Copa Airlines logo]()
$633
This Copa Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:01 am -
1 stop17h 19m
Fri 9/181:20 am -
1 stop22h 09m
Deal found 8/9![Copa Airlines logo]()
$670
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:21 am -
1 stop16h 59m
Sat 9/193:45 pm -
2 stops23h 47m
Deal found 8/9![Multiple Airlines logo]()
$699
This Justfly.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:00 pm -
2 stops23h 00m
Sat 9/125:30 am -
1 stop12h 20m
Deal found 8/6![GOL logo]()
$715
This Copa Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:14 pm -
1 stop30h 06m
Tue 9/151:20 am -
1 stop25h 27m
Deal found 8/7![Copa Airlines logo]()
$651
This Copa Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:14 pm -
1 stop30h 06m
Fri 9/181:20 am -
1 stop22h 28m
Deal found 8/5![Copa Airlines logo]()
$653
This Kiwi.com deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:14 pm -
1 stop30h 06m
Wed 9/167:40 pm -
2 stops23h 25m
Deal found 8/7![Multiple Airlines logo]()
$721
This FlightHub deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:35 pm -
2 stops23h 00m
Sun 9/135:25 pm -
2 stops24h 25m
Deal found 8/6![GOL logo]()
$710
This Mytrip deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:00 pm -
3 stops33h 25m
Thu 9/178:55 pm -
2 stops20h 15m
Deal found 8/9![Multiple Airlines logo]()
$702
This Justfly.com deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:50 am -
2 stops27h 50m
Fri 10/163:45 pm -
2 stops26h 05m
Deal found 8/6![GOL logo]()
$690
One-way flights from Miami to Porto AlegreSearch for one-way flight options from Miami to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
Search for one-way flight options from Miami to Porto Alegre. Find affordable one-way fares based on user searches. Data last updated August 11, 2026.
This Copa Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:41 am -
1 stop17h 44m
Deal found 8/10![Copa Airlines logo]()
$309
This Copa Airlines deal was found by Cheapflights users on 8/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:14 pm -
1 stop30h 06m
Deal found 8/5![Copa Airlines logo]()
$319
This Trip.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:35 pm -
2 stops40h 05m
Deal found 8/9![GOL logo]()
$327
This Copa Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/15:14 pm -
1 stop30h 06m
Deal found 8/9![Copa Airlines logo]()
$328
This Copa Airlines deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/164:39 pm -
1 stop29h 56m
Deal found 8/7![Copa Airlines logo]()
$329
This FlightHub deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2710:35 pm -
2 stops19h 35m
Deal found 8/8![GOL logo]()
$331
This Copa Airlines deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/312:55 pm -
1 stop16h 25m
Deal found 8/6![Copa Airlines logo]()
$339
This Copa Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:57 am -
1 stop17h 23m
Deal found 8/9![Copa Airlines logo]()
$348
This GOL deal was found by Cheapflights users on 8/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1110:35 pm -
2 stops14h 45m
Deal found 8/7![GOL logo]()
$356
This Kiwi.com deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2611:30 pm -
3 stops39h 10m
Deal found 8/8![Multiple Airlines logo]()
$361
This Trip.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/201:55 pm -
2 stops27h 25m
Deal found 8/9![Multiple Airlines logo]()
$369
This FlightHub deal was found by Cheapflights users on 8/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/297:00 pm -
2 stops19h 35m
Deal found 8/6![GOL logo]()
$373
Find flight deals from Miami to Porto Alegre
Discover tips and strategies to find the most affordable flight options for your journey from Miami (MIA) to Porto Alegre (POA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $633 (Copa Airlines) |
One-way from | $309 (Copa Airlines) |
Popular in | December |
Cheapest in | March |
Average price | $694 |
Cheapflights Fare Finder
Customize your flight search to find flights from Miami 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, Cheapflights users made 2,558,603 searches. Data last updated August 11, 2026.
Use the filters below to find and compare flights from Miami to Porto Alegre that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Wed 11/18
4:41 am-12:25 am
1 stop17h 44m
Porto Alegre Salgado Filho
Sun 11/29
1:30 am-12:38 am
1 stop25h 08m
$633
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Mon 10/5
6:01 am-12:20 am
1 stop17h 19m
Porto Alegre Salgado Filho
Fri 10/23
1:20 am-1:47 am
1 stop25h 27m
$633
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Sun 9/13
6:31 pm-12:20 am
1 stop28h 49m
Porto Alegre Salgado Filho
Sun 10/18
1:20 am-10:29 pm
1 stop22h 09m
$633
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Thu 9/3
6:31 pm-12:20 am
1 stop28h 49m
Porto Alegre Salgado Filho
Tue 9/15
1:20 am-10:29 pm
1 stop22h 09m
$633
Quickest round-trip
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Mon 9/14
8:25 am-12:20 am
1 stop14h 55m
Porto Alegre Salgado Filho
Wed 9/16
1:20 am-10:29 pm
1 stop22h 09m
$653
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Thu 9/10
6:31 pm-12:20 am
1 stop28h 49m
Porto Alegre Salgado Filho
Sat 9/12
1:20 am-10:48 pm
1 stop22h 28m
$653
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Sun 11/1
4:41 am-12:25 am
1 stop17h 44m
Porto Alegre Salgado Filho
Sat 11/7
1:30 am-9:21 pm
1 stop21h 51m
$671
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Mon 9/14
2:00 pm-12:25 am
3 stops33h 25m
Porto Alegre Salgado Filho
Thu 9/17
8:55 pm-4:10 pm
2 stops20h 15m
$702
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Sat 11/21
6:00 pm-10:15 am
2 stops14h 15m
Porto Alegre Salgado Filho
Sat 11/28
4:35 pm-3:45 pm
2 stops25h 10m
$726
MiamiPorto Alegre
MIA Miami - POA Porto Alegre Salgado Filho
MIAPOA
Miami
Sat 11/21
5:22 pm-12:25 am
1 stop29h 03m
Porto Alegre Salgado Filho
Sat 11/28
1:30 am-3:39 pm
1 stop16h 09m
$733
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Miami to Porto Alegre
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Miami to Porto Alegre in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Miami-Porto Alegre flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Miami-Porto Alegre flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Miami-Porto Alegre flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Miami-Porto Alegre flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Miami-Porto Alegre flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Miami to Porto Alegre
Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Miami with our price prediction graph.
MIA-POA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Miami to Porto Alegre
Prices
More
How far ahead should I book a flight from Miami to Porto Alegre?
Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Miami to Porto Alegre. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Miami to Porto Alegre?
Currently, March is the cheapest month in which you can book a flight from Miami to Porto Alegre (average of $613). Flying from Miami to Porto Alegre in December is currently the most expensive (average of $1,068). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Miami to Porto Alegre?
Airfare is typical for this route at the moment.
Miami to Porto Alegre flights typically cost between $590 and $874 in November.The cheapest round-trip price found within the last 5 days was $633 on Copa Airlines (Nov 18-Nov 29).
What’s the top layover airport for flights from Miami to Porto Alegre?
Share of 1-stop round-trip flights from Miami to Porto Alegre chosen by Cheapflights users in the past 12 months, using the same layover each way.
Brasilia (BSB) – chosen by Cheapflights users on 40% of 1-stop itineraries from Miami to Porto Alegre on Cheapflights.
What’s the cheapest layover airport for flights from Miami to Porto Alegre?
Average round-trip fare for 1-stop flights from Miami to Porto Alegre, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Panama City (PTY) is the most affordable 1-stop option, with an average round-trip price of $708.
What’s the fastest layover option from Miami to Porto Alegre?
Shortest average travel time for 1-stop one-way flights from Miami to Porto Alegre, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Brasilia (BSB) have the shortest average one-way travel time for 1-stop routes: 12h 00m.
Which airport typically offers the quickest layover for flights from Miami to Porto Alegre?
Average layover duration for 1-stop one-way flights from Miami to Porto Alegre, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Brasilia (BSB) offer the fastest connection on this route, with an average layover time of 1h 40m.
Reviews of airlines servicing Porto Alegre
Get insights into the airlines that provide service to Porto Alegre. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto Alegre. Reviews last updated August 11, 2026.
Peruse reviews from past customers who have flown with Copa Airlines,LATAM Airlines, andGOL from Miami to Porto Alegre to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.8
Boarding
7.8
Food
6.9
Crew
8.1
Overall
7.6
Comfort
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.8
Boarding
7.8
Food
6.9
Crew
8.1
Overall
7.6
Comfort
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.8
Boarding
7.8
Food
6.9
Crew
8.1
Overall
7.6
Comfort
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.8
Boarding
7.8
Food
6.9
Crew
8.1
Overall
7.6
Comfort
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Entertainment
6.8
Boarding
7.8
Food
6.9
Crew
8.1
Overall
7.6
Comfort
7.4
Reviews
1 / 20
2.0
MediocreAnonymous,Jul 2026
BOS - PTY
Related info for your journey
Find useful and relevant information for your journey from Miami to Porto Alegre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 4 airlines flying from Miami to Porto Alegre
Discover the top 4 airlines that operate flights from Miami to Porto Alegre. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$316 | Average$764 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$502 | Average$690 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$540 | Average$816 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$738 | Average$866 | FlexibilityNo cancel fee | On-time81% |