£431+ Cheap flights to Rio Grande do Sul

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 19/11. Fares are subject to change and may not be available on all flights or dates of travel.
— POA
31 Jul — 7 Aug1
1 adult
1 adult, Economy, 0 bags

Flights to Rio Grande do Sul in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Rio Grande do Sul
Explore the most affordable flight options available to Rio Grande do Sul. Find the lowest fares based on data from user searches, with prices last updated on 1 July 2026.

Tue 15/908:00
LHR
-
POA
1 stop17h 45m
TAP AIR PORTUGAL
Sat 26/911:20
POA
-
LHR
2 stops19h 00m
TAP AIR PORTUGAL
Deal found 30/6£1,120
Sun 16/821:20
LHR
-
POA
1 stop16h 00m
LATAM Airlines
Thu 20/805:00
POA
-
LHR
2 stops30h 05m
LATAM Airlines
Deal found 1/7£1,122
Tue 15/918:45
LHR
-
POA
2 stops32h 40m
Iberia
Fri 25/906:40
POA
-
LHR
2 stops30h 35m
Iberia
Deal found 30/6£1,125
Sat 19/906:00
LHR
-
POA
2 stops21h 05m
TAP AIR PORTUGAL
Mon 28/901:00
POA
-
LHR
1 stop17h 00m
TAP AIR PORTUGAL
Deal found 30/6£1,125
Sat 15/821:20
LHR
-
POA
1 stop27h 55m
LATAM Airlines
Sat 22/820:05
POA
-
LHR
1 stop15h 00m
LATAM Airlines
Deal found 1/7£1,143
Sat 19/913:20
LHR
-
POA
2 stops38h 05m
Turkish Airlines
Mon 28/915:25
POA
-
LHR
2 stops49h 40m
Turkish Airlines
Deal found 30/6£1,148
Mon 17/810:00
LGW
-
POA
2 stops27h 05m
Air Europa
Mon 24/805:30
POA
-
LGW
2 stops30h 55m
Air Europa
Deal found 30/6£1,149
Sat 15/806:00
LGW
-
POA
2 stops22h 15m
Multiple Airlines
Sat 22/818:30
POA
-
LGW
2 stops23h 40m
Multiple Airlines
Deal found 1/7£1,150
Fri 13/1115:00
LHR
-
POA
2 stops24h 15m
Iberia
Mon 30/1110:45
POA
-
LHR
2 stops29h 05m
Iberia
Deal found 27/6£1,153
Sun 16/822:05
LHR
-
POA
2 stops26h 00m
Multiple Airlines
Thu 20/821:55
POA
-
LHR
1 stop15h 50m
Multiple Airlines
Deal found 30/6£1,156
Thu 12/1106:20
LHR
-
POA
2 stops20h 35m
Air France
Mon 30/1114:00
POA
-
LHR
2 stops20h 45m
Air France
Deal found 27/6£1,158
Mon 17/808:00
LHR
-
POA
2 stops18h 45m
Multiple Airlines
Mon 24/809:15
POA
-
LHR
3 stops21h 05m
Multiple Airlines
Deal found 30/6£1,163

Find flight deals to Rio Grande do Sul

Find the latest flights to Rio Grande do Sul in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 1 July 2026.

Return from

£1,120

One-way from

£431

Popular in

July

Cheapest in

May

Average price

£1,419
TAP AIR PORTUGAL
  • TAP AIR PORTUGAL
  • 15/9-26/9
  • 3 total stops
  • 36h 45m total
  • London to Porto Alegre
19/11
  • 19/11
  • 3 total stops
  • 44h 55m total
  • London to Rio Grande do Sul
Highest demand for flights based on searches. 15% potential increase in price (£185 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease (£36 potential savings vs. average return price).
Average for return flights in July 2026

Cheapflights Fare Finder

 
Locate flights to Rio Grande do Sul that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 1 July 2026.
Use the filters below to find and compare flights to Rio Grande do Sul that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Sun 15/11

10:05-08:30

2 stops25h 25m

Porto Alegre Salgado Filho

Mon 30/11

18:25-09:10

2 stops35h 45m

£1,167

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Wed 16/12

08:15-08:30

3 stops27h 15m

Porto Alegre Salgado Filho

Thu 31/12

18:00-14:05

1 stop17h 05m

£1,167

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Sat 19/9

06:00-23:05

2 stops21h 05m

Porto Alegre Salgado Filho

Fri 25/9

14:05-17:45

2 stops23h 40m

£1,172

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Mon 17/8

20:25-21:45

1 stop29h 20m

Porto Alegre Salgado Filho

Sun 23/8

01:15-10:00

2 stops28h 45m

£1,181

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Sat 19/9

20:05-09:20

2 stops41h 15m

Porto Alegre Salgado Filho

Sun 27/9

14:25-13:00

2 stops18h 35m

£1,210

LondonPorto Alegre

LCY - POA

LCYPOA

London City

Thu 17/9

18:00-09:20

2 stops19h 20m

Porto Alegre Salgado Filho

Sun 27/9

14:25-12:35

2 stops18h 10m

£1,225

LondonPorto Alegre

LCY - POA

LCYPOA

London City

Fri 18/9

18:30-09:20

2 stops18h 50m

Porto Alegre Salgado Filho

Sat 26/9

14:25-17:25

2 stops23h 00m

£1,231

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Sat 15/8

09:50-22:40

1 stop16h 50m

Porto Alegre Salgado Filho

Sat 22/8

18:30-22:10

2 stops23h 40m

£1,241

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Wed 16/12

18:20-08:30

2 stops41h 10m

Porto Alegre Salgado Filho

Thu 31/12

09:45-14:05

2 stops25h 20m

£1,247

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Wed 4/11

17:25-21:50

2 stops31h 25m

Porto Alegre Salgado Filho

Sun 29/11

11:15-16:30

2 stops26h 15m

£1,248

Flights are sorted by cheapest return flights first.

Deals found on 27/6

Showing 1-10 of 29 resultsSorted by cheapest first
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Best time to book a flight to Rio Grande do Sul

Have a flexible travel schedule? Discover the best time to fly to Rio Grande do Sul with our price prediction graph.
Estimated return 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 to Rio Grande do Sul

How long is the flight to Rio Grande do Sul?

On average, a flight from London to Rio Grande do Sul takes 18 hours 36 minutes. Flights to Rio Grande do Sul from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Rio Grande do Sul?

The cheapest airlines flying from London to Rio Grande do Sul are British Airways, American Airlines and Japan Airlines.

Rainfall in Rio Grande do Sul by month

Plan your trip to Rio Grande do Sul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Rio Grande do Sul ranges from 70.0 - 130.0 inches per month. September is typically the wettest month, when rainfall can reach 130.0 mm. November is typically the driest time to visit Rio Grande do Sul when rainfall is around 70.0 mm.

Temperature in Rio Grande do Sul by month

Plan your trip to Rio Grande do Sul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Rio Grande do Sul, use this chart to help with planning. For those seeking warmer temperatures, February is the ideal time of year to visit, when temperatures reach an average of 25.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 13.0 C).

When is the best time to book a flight to Rio Grande do Sul?

The price you pay for your flight to Rio Grande do Sul may vary depending on when you book. For the best chance of a lower fare, look to book 69 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What are the most popular places to fly to in Rio Grande do Sul?

Destination popularity is based on the amount of flight searches to Rio Grande do Sul in the last few years. This data was updated on 1 July 2026.
The most popular places in Rio Grande do Sul to fly to are Porto Alegre, Canoas and Caxias do Sul.

Reviews of airlines servicing Rio Grande do Sul

Get insights into the airlines that provide service to Rio Grande do Sul. 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 Rio Grande do Sul. Reviews last updated 1 July 2026.
See what other customers who have flown with Virgin Atlantic,LATAM Airlines, andTAP AIR PORTUGAL to Brazil have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

7.5

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Overall

7.5

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Overall

7.5

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Overall

7.5

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.5

Food

6.9

Reviews

1 / 20
10.0
Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

FAQs about flying to Rio Grande do Sul

  • Can I find cheaper flights to Rio Grande do Sul if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Rio Grande do Sul on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Rio Grande do Sul?

    Based on reviews from Cheapflights users, Lufthansa is rated the highest out of the airlines that fly to Rio Grande do Sul.

  • What is the cheapest airport to fly to in Rio Grande do Sul?

    Porto Alegre Salgado Filho is currently the cheapest airport to fly to in Rio Grande do Sul. One-way flights to Porto Alegre Salgado Filho typically cost £51, while return flights cost around £689.

  • How much is a return flight to Rio Grande do Sul?

    A return flight to Rio Grande do Sul will typically cost around £707, however they can be found for as little as £689.

  • Where does the fastest flight to Rio Grande do Sul depart from?

    For those looking to save time traveling to Rio Grande do Sul, London offers the quickest one-way flight (16 hours 40 minutes).

  • Does Porto Alegre Salgado Filho have car hire?

    Yes. Those touching down at Porto Alegre Salgado Filho can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Porto Alegre Salgado Filho?

    Yes. Porto Alegre Salgado Filho has hotels nearby for those requiring accommodations. Motel Porto dos Casais is the closest property to Porto Alegre Salgado Filho (0.0 mi away from Porto Alegre Salgado Filho).

See more FAQs

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Why should you use Cheapflights to find cheap flight tickets to Rio Grande do Sul?

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