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£454+ 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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
— POA
18 Feb — 25 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Rio Grande do Sul in 2026

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 19 January 2026.

Return from

£646

One-way from

£454

Popular in

July

Cheapest in

May

Average price

£946
3/3-10/3
  • 3/3-10/3
  • 4 total stops
  • 48h 00m total
  • London to Porto Alegre
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KLM
  • KLM
  • 25/3
  • 2 total stops
  • 18h 55m total
  • London to Rio Grande do Sul
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£178 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£30 potential savings vs. average return price).
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Average for return flights in January 2026
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Find flight deals to Rio Grande do Sul

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 19 January 2026.

Tue 3/307:20
LGW
-
POA
2 stops27h 35m
Multiple Airlines
Tue 10/318:40
POA
-
LGW
2 stops20h 25m
Multiple Airlines
Deal found 17/1£646
Wed 25/213:40
LHR
-
POA
1 stop31h 15m
TAP AIR PORTUGAL
Sat 7/321:10
POA
-
LHR
1 stop21h 25m
TAP AIR PORTUGAL
Deal found 19/1£695
Tue 3/306:00
LHR
-
POA
2 stops21h 40m
Multiple Airlines
Tue 10/314:50
POA
-
LHR
2 stops27h 45m
Multiple Airlines
Deal found 17/1£742
Tue 3/306:00
LHR
-
POA
1 stop16h 40m
TAP AIR PORTUGAL
Tue 10/321:10
POA
-
LHR
1 stop17h 20m
TAP AIR PORTUGAL
Deal found 17/1£746
Tue 3/306:55
LHR
-
POA
2 stops20h 45m
LATAM Airlines
Tue 10/317:55
POA
-
LHR
1 stop17h 10m
LATAM Airlines
Deal found 17/1£767
Fri 26/607:25
LHR
-
POA
2 stops29h 50m
Lufthansa
Sun 19/711:00
POA
-
LHR
2 stops25h 40m
Lufthansa
Deal found 18/1£773
Mon 2/320:15
LHR
-
POA
1 stop18h 20m
LATAM Airlines
Thu 19/320:10
POA
-
LHR
1 stop14h 55m
LATAM Airlines
Deal found 17/1£784
Fri 26/606:55
LHR
-
POA
2 stops20h 30m
Multiple Airlines
Sat 18/721:05
POA
-
LHR
2 stops39h 35m
Multiple Airlines
Deal found 18/1£818
Mon 2/320:15
LHR
-
POA
1 stop20h 50m
LATAM Airlines
Sun 8/314:50
POA
-
LHR
2 stops20h 30m
LATAM Airlines
Deal found 18/1£820
Wed 25/206:00
LHR
-
POA
2 stops21h 20m
Multiple Airlines
Sat 7/321:10
POA
-
LHR
1 stop15h 20m
Multiple Airlines
Deal found 19/1£828
Thu 5/306:30
LHR
-
POA
2 stops20h 10m
KLM
Fri 20/313:40
POA
-
LHR
2 stops39h 00m
KLM
Deal found 18/1£834
Mon 2/310:00
LGW
-
POA
2 stops31h 10m
Air Europa
Thu 19/310:45
POA
-
LGW
2 stops26h 40m
Air Europa
Deal found 18/1£841

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 19 January 2026.
Use the filters below to find and compare flights to Rio Grande do Sul that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Tue 3/3

12:45-09:05

3 stops23h 20m

Porto Alegre Salgado Filho

Tue 10/3

18:40-18:05

2 stops20h 25m

£678

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Wed 25/2

13:40-17:55

1 stop31h 15m

Porto Alegre Salgado Filho

Sat 7/3

21:10-21:35

1 stop21h 25m

£695

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Mon 2/3

10:00-14:10

2 stops31h 10m

Porto Alegre Salgado Filho

Thu 19/3

05:10-09:00

2 stops24h 50m

£841

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Mon 2/3

10:00-14:10

2 stops31h 10m

Porto Alegre Salgado Filho

Sun 8/3

17:55-16:25

2 stops43h 30m

£873

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Fri 26/6

07:00-09:15

2 stops30h 15m

Porto Alegre Salgado Filho

Sun 19/7

11:15-16:40

2 stops25h 25m

£889

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Tue 3/3

16:35-00:20

2 stops34h 45m

Porto Alegre Salgado Filho

Tue 10/3

21:10-09:50

1 stop33h 40m

£908

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Thu 5/2

06:00-19:20

1 stop16h 20m

Porto Alegre Salgado Filho

Sat 14/2

21:10-17:30

1 stop17h 20m

£917

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Thu 5/3

17:25-23:55

2 stops33h 30m

Porto Alegre Salgado Filho

Fri 20/3

10:45-09:00

2 stops19h 15m

£929

LondonPorto Alegre

LHR - POA

LHRPOA

London Heathrow

Mon 16/2

20:15-11:35

1 stop18h 20m

Porto Alegre Salgado Filho

Thu 26/2

04:40-14:05

1 stop30h 25m

£957

LondonPorto Alegre

LGW - POA

LGWPOA

London Gatwick

Fri 26/6

17:25-09:55

2 stops20h 30m

Porto Alegre Salgado Filho

Sat 18/7

05:30-16:25

2 stops30h 55m

£975

Flights are sorted by cheapest return flights first.

Deals found on 17/1

Showing 1-10 of 31 results
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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 17 hours 53 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 most popular airlines that fly to Rio Grande do Sul?

The most popular airlines flying from London to Rio Grande do Sul are British Airways, Fiji Airways and Cathay Pacific.

British Airways
British Airways
From £836
Fiji Airways
Fiji Airways
From £1,064
Cathay Pacific
Cathay Pacific
From £1,162
Japan Airlines
Japan Airlines
From £883

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, Japan Airlines and American 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).

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 19 January 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 19 January 2026.
See what other customers who have flown with KLM, LATAM Airlines, andVirgin Atlantic to Brazil have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,441 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,441 reviews
KLM
7.7
Good
1,441 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
LATAM Airlines
7.5
Good
1,910 reviews
KLM
7.7
Good
1,441 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Virgin Atlantic
7.5
Good
678 reviews
KLM
7.7
Good
1,441 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
TAP AIR PORTUGAL
7.1
Good
2,122 reviews
KLM
7.7
Good
1,441 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Lufthansa
6.8
Okay
7,731 reviews
KLM
7.7
Good
1,441 reviews
Check prices

Boarding

7.8

Crew

8.4

Comfort

7.6

Overall

7.7

Entertainment

7.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

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, SWISS 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 £25, while return flights cost around £57.

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

    A return flight to Rio Grande do Sul will typically cost around £150, however they can be found for as little as £57.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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Find flights to Rio Grande do Sul cities and airports

Select your preferred flight destination in Rio Grande do Sul from the list below.
Flights to Porto Alegre
Flights to Caxias do Sul
Flights to Passo Fundo
Flights to Pelotas
Flights to Santo Ângelo
Flights to Uruguaiana
Flights to Santa Maria
Flights to Canela
Flights to Rio Grande

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