HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Porto Alegre

$507+ Cheap flights from Philadelphia (PHL) 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 12/28. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — POA
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Philadelphia 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 Philadelphia to Porto Alegre

Cheapest flights from Philadelphia to Porto Alegre
Explore the most affordable flight options available from Philadelphia to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 12, 2025.

This GOL deal was found by Cheapflights users on 12/10. 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 GOL is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/133:35 pmPHL - POA
2 stops41h 55mGOL
Mon 1/55:10 amPOA - PHL
2 stops18h 45mGOL
Deal found 12/10$1,811
This United Airlines deal was found by Cheapflights users on 12/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/138:05 pmPHL - POA
2 stops21h 50mUnited Airlines
Mon 1/53:25 pmPOA - PHL
3 stops25h 06mUnited Airlines
Deal found 12/10$6,198

Find flight deals from Philadelphia to Porto Alegre

Discover tips and strategies to find the most affordable flight options for your journey from Philadelphia (PHL) 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 December 12, 2025.

Round-trip from

$1,103
(Air Canada)

One-way from

$507
(Kiwi.com)
From Philadelphia to Porto Alegre Salgado Filho
Search Deals
One-way flight from Philadelphia to Porto Alegre Salgado Filho
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia 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 December 12, 2025.
Use the filters below to find and compare flights from Philadelphia to Porto Alegre that are best for you.

Fly from

Philadelphia

Fly to

Porto Alegre

Route

Depart

Return

Price

PhiladelphiaPorto Alegre

PHL - POA

PHLPOA

Philadelphia

Tue 3/24

12:34 pm-2:20 pm

2 stops24h 46m

Porto Alegre Salgado Filho

Wed 3/25

5:10 pm-2:24 pm

3 stops22h 14m

$1,502

PhiladelphiaPorto Alegre

PHL - POA

PHLPOA

Philadelphia

Sun 12/28

6:00 am-10:10 am

3 stops50h 10m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Best time to book a flight from Philadelphia to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Philadelphia with our price prediction graph.
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 Philadelphia to Porto Alegre

What is the cheapest month to book a flight from Philadelphia to Porto Alegre?

Currently, June is the cheapest month in which you can book a flight from Philadelphia to Porto Alegre (average of $354). Flying from Philadelphia to Porto Alegre in December is currently the most expensive (average of $863). 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.

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 December 12, 2025.
Get a feel of what it's like to fly with American Airlines from Philadelphia to Porto Alegre by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Food

6.5

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Entertainment

6.9

Food

6.5

Boarding

7.5

Comfort

7.2

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Porto Alegre. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Philadelphia to Porto Alegre?

    There are many flights that can get you from Philadelphia to Porto Alegre in 24h 46m. Fly via United Airlines to get the fastest option. Airlines will cover a distance of 5065 mi.

  • What is the cheapest airline to fly from Philadelphia to Porto Alegre round-trip?

    Currently priced at $1,090, American Airlines will fly you from Philadelphia to Porto Alegre and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip.

  • Can I find deals for flights from Philadelphia to Porto Alegre that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Porto Alegre flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Porto Alegre?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Porto Alegre.

  • Can I find deals for business class flights from Philadelphia to Porto Alegre?

    Yes. Cheapflights offers flight deals from Philadelphia to Porto Alegre by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Porto Alegre?

    Currently, June is the cheapest month in which you can book a flight from Philadelphia to Porto Alegre (average of $354). Flying from Philadelphia to Porto Alegre in December is currently the most expensive (average of $863). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Philadelphia to Porto Alegre

Discover the top airline that operate flights from Philadelphia 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,090Average$1,200FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.