Where can I fly from to get the cheapest fares to Rosario?

Based on fares booked in the past 5 days, the cheapest flights to Rosario are from: • London, from £927 return

How do I know if a flight to Rosario is a good deal?

A good deal on a flight to Rosario is around £1,172 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.

Which airlines should I consider for flights to Rosario?

LATAM Airlines is the most popular airline for KAYAK users flying to Rosario and has the best on-time record at the destination's main airport.

What are the most popular airlines flying to Rosario?

LATAM Airlines is the only airline flying to Rosario on KAYAK.

£951 CHEAP FLIGHTS to Rosario in 2026/27

Save 25% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest return flight

£927

Typical prices: £1,172-£1,432

Multiple Airlines

Fri 5/10Mon 12/11

LGW - ROS • 1 stop

Top airlines

LATAM Airlines

Best reviews • 7.4 score

Airline reviews

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We hope you enjoy your trip to Rosario!

Flight Deals

Cheap Flights to Rosario

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

All Flight Deals

Recent return flight deals to Rosario

Mon, 5 Oct - Thu, 12 Nov

17:00 - 21:10LGW London Gatwick-ROS Rosario Fisherton

32h 10m1 stop Madrid Barajas

21:00 - 22:40ROS Rosario Fisherton-LGW London Gatwick

22h 40m1 stop Madrid Barajas

£927Multiple Airlines

Mon, 5 Oct - Thu, 12 Nov

17:35 - 21:10LGW London Gatwick-ROS Rosario Fisherton

31h 35m2 stops Dublin Madrid Barajas

21:00 - 22:40ROS Rosario Fisherton-LGW London Gatwick

22h 40m1 stop Madrid Barajas

£942Multiple Airlines

Tue, 3 Nov - Tue, 24 Nov

18:20 - 11:15LHR London Heathrow-ROS Rosario Fisherton

43h 55m2 stops Rome Fiumicino Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£951LATAM Airlines

Tue, 3 Nov - Tue, 24 Nov

18:20 - 11:15LHR London Heathrow-ROS Rosario Fisherton

43h 55m2 stops Rome Fiumicino Sao Paulo Guarulhos Intl

12:30 - 15:20ROS Rosario Fisherton-LHR London Heathrow

23h 50m2 stops Sao Paulo Guarulhos Intl Madrid Barajas

£968LATAM Airlines

Tue, 3 Nov - Tue, 24 Nov

20:15 - 20:00LHR London Heathrow-ROS Rosario Fisherton

26h 45m1 stop Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£973LATAM Airlines

Mon, 5 Oct - Thu, 12 Nov

19:35 - 21:10LHR London Heathrow-ROS Rosario Fisherton

29h 35m2 stops Dublin Madrid Barajas

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£976Multiple Airlines

Mon, 5 Oct - Thu, 12 Nov

18:50 - 21:10LGW London Gatwick-ROS Rosario Fisherton

30h 20m2 stops Dublin Madrid Barajas

21:00 - 22:50ROS Rosario Fisherton-LGW London Gatwick

22h 50m2 stops Madrid Barajas Valencia

£976Multiple Airlines

Tue, 3 Nov - Tue, 24 Nov

16:35 - 11:15LGW London Gatwick-ROS Rosario Fisherton

45h 40m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

12:30 - 19:00ROS Rosario Fisherton-LGW London Gatwick

27h 30m2 stops Sao Paulo Guarulhos Intl Madrid Barajas

£990Multiple Airlines

Fri, 6 Nov - Sun, 22 Nov

06:15 - 11:15LHR London Heathrow-ROS Rosario Fisherton

32h 00m2 stops Madrid Barajas Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£993LATAM Airlines

Fri, 6 Nov - Thu, 26 Nov

06:15 - 11:15LHR London Heathrow-ROS Rosario Fisherton

32h 00m2 stops Madrid Barajas Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£993LATAM Airlines

All return flight deals to Rosario

Mon, 5 Oct - Thu, 12 Nov

17:00 - 21:10LGW London Gatwick-ROS Rosario Fisherton

32h 10m1 stop Madrid Barajas

21:00 - 22:40ROS Rosario Fisherton-LGW London Gatwick

22h 40m1 stop Madrid Barajas

£927Multiple Airlines

Mon, 5 Oct - Thu, 12 Nov

17:35 - 21:10LGW London Gatwick-ROS Rosario Fisherton

31h 35m2 stops Dublin Madrid Barajas

21:00 - 22:40ROS Rosario Fisherton-LGW London Gatwick

22h 40m1 stop Madrid Barajas

£942Multiple Airlines

Tue, 3 Nov - Tue, 24 Nov

18:20 - 11:15LHR London Heathrow-ROS Rosario Fisherton

43h 55m2 stops Rome Fiumicino Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£951LATAM Airlines

Tue, 3 Nov - Tue, 24 Nov

18:20 - 11:15LHR London Heathrow-ROS Rosario Fisherton

43h 55m2 stops Rome Fiumicino Sao Paulo Guarulhos Intl

12:30 - 15:20ROS Rosario Fisherton-LHR London Heathrow

23h 50m2 stops Sao Paulo Guarulhos Intl Madrid Barajas

£968LATAM Airlines

Tue, 3 Nov - Tue, 24 Nov

20:15 - 20:00LHR London Heathrow-ROS Rosario Fisherton

26h 45m1 stop Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£973LATAM Airlines

Mon, 5 Oct - Thu, 12 Nov

19:35 - 21:10LHR London Heathrow-ROS Rosario Fisherton

29h 35m2 stops Dublin Madrid Barajas

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£976Multiple Airlines

Mon, 5 Oct - Thu, 12 Nov

18:50 - 21:10LGW London Gatwick-ROS Rosario Fisherton

30h 20m2 stops Dublin Madrid Barajas

21:00 - 22:50ROS Rosario Fisherton-LGW London Gatwick

22h 50m2 stops Madrid Barajas Valencia

£976Multiple Airlines

Tue, 3 Nov - Tue, 24 Nov

16:35 - 11:15LGW London Gatwick-ROS Rosario Fisherton

45h 40m2 stops Lisbon Humberto Delgado Sao Paulo Guarulhos Intl

12:30 - 19:00ROS Rosario Fisherton-LGW London Gatwick

27h 30m2 stops Sao Paulo Guarulhos Intl Madrid Barajas

£990Multiple Airlines

Fri, 6 Nov - Sun, 22 Nov

06:15 - 11:15LHR London Heathrow-ROS Rosario Fisherton

32h 00m2 stops Madrid Barajas Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£993LATAM Airlines

Fri, 6 Nov - Thu, 26 Nov

06:15 - 11:15LHR London Heathrow-ROS Rosario Fisherton

32h 00m2 stops Madrid Barajas Sao Paulo Guarulhos Intl

12:30 - 14:05ROS Rosario Fisherton-LHR London Heathrow

22h 35m1 stop Sao Paulo Guarulhos Intl

£993LATAM Airlines

Booking Insights

Price, demand, and travel trends for United Kingdom to Rosario flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from the United Kingdom to Rosario with more confidence.

Prices

Airlines

What is the cheapest flight to Rosario?

London Gatwick Airport to Rosario is the cheapest route at £927 return, found in the past 5 days on KAYAK. London Heathrow Airport to Rosario is the most popular connection with return deals from £951.

How much is a flight to Rosario?

A return flight to Rosario costs £1,250 on average, based on data over the past 12 months on KAYAK. Return fares from London average £1,432.

What is the cheapest time of day to fly to Rosario?

Night flights to Rosario are the cheapest at £1,173 return on average. Evening flights are the most expensive at £1,685.

What is a good deal for flights to Rosario?

Flights under £1,172 are considered a good deal. 25% of KAYAK users found return flights to Rosario at or below these prices, with the lowest fares from:

London £1,172

Find deals

When to book flights to Rosario

Are your dates flexible? Find out the best times to travel to Rosario based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. The information is for flights to Rosario based on your location. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Where can I fly from to get the cheapest fares to Rosario?
Based on fares booked in the past 5 days, the cheapest flights to Rosario are from:
• London, from £927 return
How do I know if a flight to Rosario is a good deal?
A good deal on a flight to Rosario is around £1,172 return. This fare is in the lowest 25% of return flight prices searched on KAYAK, averaged across the cities most often searched as origins by KAYAK users.
Which airlines should I consider for flights to Rosario?
LATAM Airlines is the most popular airline for KAYAK users flying to Rosario and has the best on-time record at the destination's main airport.

For flights to Rosario, recent KAYAK data shows that stronger deals tend to be around £1,172 return. If you see a fare below that threshold, it's a good deal – book before the price climbs back up.
Before you book:

• Check the route's typical price range so you can spot a deal.
• Confirm baggage fees and seat selection costs on budget carriers.
• Verify whether you need any travel documents beyond an ID.
• Pick a departure airport, since your nearest may not be the cheapest origin.
Shift your departure to evening to save up to £512 per return. Evening flights to Rosario average £1,173 compared to £1,685 for afternoon flights. See the time-of-day chart above for the full breakdown.