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Porto Alegre

$288+ Cheap flights from Rhode Island 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
PVD — POA
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
1 adult, Economy
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Cheap flight deals from Rhode Island to Porto Alegre

Keep the following information in mind while searching for Rhode Island to Porto Alegre flight deals. Data was last updated January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$671
(Copa Airlines)

One-way from

$288
(United Airlines)

Popular in

December

Cheapest in

June

Average price

$715
Provider with most accurate pricing for Boston Logan Intl-Porto Alegre Salgado Filho flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Porto Alegre Salgado Filho flights.
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From Rhode Island to Porto Alegre Salgado Filho
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One-way flight from Rhode Island to Porto Alegre Salgado Filho
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Highest demand for flights based on searches. 20% potential increase in price ($204 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($71 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Rhode Island to Porto Alegre

Cheapest flights from Rhode Island to Porto Alegre
Explore the most affordable flight options available from Rhode Island to Porto Alegre. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 8, 2026.

This Copa Airlines deal was found by Cheapflights users on 1/6. 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.
Fri 4/248:43 amBOS - POA
1 stop14h 37mCopa Airlines
Tue 5/121:20 amPOA - BOS
1 stop22h 48mCopa Airlines
Deal found 1/6$671
This Booking.com deal was found by Cheapflights users on 1/7. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:55 amBOS - POA
1 stop22h 25mMultiple Airlines
Tue 3/1711:40 amPOA - BOS
2 stops44h 55mMultiple Airlines
Deal found 1/7$684
This Mytrip deal was found by Cheapflights users on 1/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/59:00 amBOS - POA
2 stops33h 00mAvianca
Sun 9/1311:15 amPOA - BOS
2 stops45h 00mAvianca
Deal found 1/8$685
This Copa Airlines deal was found by Cheapflights users on 1/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/58:47 amBOS - POA
1 stop14h 33mCopa Airlines
Sat 9/121:20 amPOA - BOS
1 stop14h 19mCopa Airlines
Deal found 1/8$692
This United Airlines deal was found by Cheapflights users on 1/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1711:02 amBOS - POA
2 stops26h 23mUnited Airlines
Thu 3/193:30 pmPOA - BOS
2 stops29h 12mUnited Airlines
Deal found 1/6$699
This United Airlines deal was found by Cheapflights users on 1/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/214:25 pmBOS - POA
2 stops44h 10mUnited Airlines
Mon 3/23:25 pmPOA - BOS
2 stops25h 05mUnited Airlines
Deal found 1/5$707
This Ovago deal was found by Cheapflights users on 1/7. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:55 amBOS - POA
1 stop13h 45mLATAM Airlines
Tue 3/176:40 amPOA - BOS
1 stop25h 55mLATAM Airlines
Deal found 1/7$713
This Ovago deal was found by Cheapflights users on 1/8. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/249:55 amBOS - POA
1 stop21h 55mLATAM Airlines
Wed 5/136:40 amPOA - BOS
2 stops17h 45mLATAM Airlines
Deal found 1/8$723
This Copa Airlines deal was found by Cheapflights users on 1/7. 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.
Wed 1/147:31 amBOS - POA
1 stop14h 59mCopa Airlines
Sun 1/251:45 amPOA - BOS
1 stop22h 18mCopa Airlines
Deal found 1/7$724
This United Airlines deal was found by Cheapflights users on 1/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:30 pmPVD - POA
2 stops21h 50mUnited Airlines
Sat 8/153:45 pmPOA - PVD
2 stops33h 19mUnited Airlines
Deal found 1/7$1,328

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rhode Island 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 January 8, 2026.
Use the filters below to find and compare flights from Rhode Island to Porto Alegre that are best for you.

Fly from

Rhode Island

Fly to

Porto Alegre

Route

Depart

Return

Price

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Fri 4/24

8:43 am-12:20 am

1 stop14h 37m

Porto Alegre Salgado Filho

Tue 5/12

1:20 am-11:08 pm

1 stop22h 48m

$671

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Mon 3/2

8:55 am-9:20 am

1 stop22h 25m

Porto Alegre Salgado Filho

Tue 3/17

11:40 am-7:35 am

2 stops44h 55m

$684

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Tue 3/17

11:02 am-2:25 pm

2 stops26h 23m

Porto Alegre Salgado Filho

Thu 3/19

3:30 pm-7:42 pm

2 stops29h 12m

$699

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Sat 2/21

4:25 pm-2:35 pm

2 stops44h 10m

Porto Alegre Salgado Filho

Mon 3/2

3:25 pm-2:30 pm

2 stops25h 05m

$707

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Mon 3/2

7:19 pm-2:10 pm

2 stops16h 51m

Porto Alegre Salgado Filho

Tue 3/17

3:25 pm-12:07 pm

2 stops21h 42m

$707

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Mon 3/2

8:55 am-12:40 am

1 stop13h 45m

Porto Alegre Salgado Filho

Tue 3/17

6:40 am-7:35 am

1 stop25h 55m

$713

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Fri 4/24

9:55 am-8:50 am

1 stop21h 55m

Porto Alegre Salgado Filho

Wed 5/13

6:40 am-11:25 pm

2 stops17h 45m

$723

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Wed 4/22

7:25 am-6:20 pm

2 stops33h 55m

$288

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Tue 4/7

9:41 am-4:20 pm

2 stops29h 39m

$288

BostonPorto Alegre

BOS - POA

BOSPOA

Boston Logan Intl

Thu 3/5

7:55 am-8:45 am

2 stops22h 50m

$290

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 24 results
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Best time to book a flight from Rhode Island to Porto Alegre

Have a flexible travel schedule? Discover the best time to fly to Porto Alegre from Rhode Island 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 Rhode Island to Porto Alegre
No data available for this route at this time. Please check back soon.

Related info for your journey

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

  • What airport do you fly into for flights to Porto Alegre from Rhode Island?

    Porto Alegre Salgado Filho (POA) is the airport you will fly into if you book a flight from Rhode Island to Porto Alegre. It is only a 4.0 mi journey from Salgado Filho (POA) to Porto Alegre’s city center.

  • How long is the flight from Rhode Island to Porto Alegre?

    A quick flight from Rhode Island to Porto Alegre can take about 14h 37m. Copa Airlines provides one of the quickest options available for as low as $671. Rhode Island and Porto Alegre are separated by a distance of 5153 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Rhode Island 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.

See more FAQs

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Alternative routes for Rhode Island to Porto Alegre

See prices for flight routes from nearby airports that may be better suited for you.
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