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Cheap flights from Rosario to London from £1,217

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Rosario to London departing on 26/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags
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Cheap return flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
02:45 - 14:05
ROS
-
LHR
32h 20m
1 stop
LATAM Airlines Logo
20:15 - 01:40
LHR
-
ROS
32h 25m
1 stop
£1,217LATAM Airlines
Thu, 26 Feb - Fri, 6 Mar
Multiple Airlines Logo
02:45 - 12:50
ROS
-
LHR
31h 05m
2 stops
Multiple Airlines Logo
06:35 - 02:15
LHR
-
ROS
22h 40m
2 stops
£1,245Multiple Airlines
Thu, 26 Feb - Fri, 6 Mar
LATAM Airlines Logo
02:45 - 16:35
ROS
-
LHR
34h 50m
2 stops
LATAM Airlines Logo
20:15 - 01:40
LHR
-
ROS
32h 25m
1 stop
£1,256LATAM Airlines
Thu, 26 Feb - Fri, 6 Mar
Multiple Airlines Logo
09:00 - 14:05
ROS
-
LHR
26h 05m
3 stops
Multiple Airlines Logo
19:55 - 01:40
LHR
-
ROS
32h 45m
2 stops
£1,582Multiple Airlines
Fri, 27 Feb - Fri, 6 Mar
Multiple Airlines Logo
18:15 - 19:15
ROS
-
LHR
46h 00m
2 stops
Multiple Airlines Logo
19:20 - 02:15
LHR
-
ROS
33h 55m
2 stops
£1,791Multiple Airlines
Sat, 28 Feb - Sat, 7 Mar
LATAM Airlines Logo
12:10 - 15:05
ROS
-
LHR
22h 55m
1 stop
LATAM Airlines Logo
06:15 - 11:10
LHR
-
ROS
32h 55m
2 stops
£1,808LATAM Airlines
Wed, 6 May - Sun, 10 May
LATAM Airlines Logo
12:10 - 18:55
ROS
-
LHR
26h 45m
2 stops
LATAM Airlines Logo
06:15 - 11:10
LHR
-
ROS
32h 55m
2 stops
£1,814LATAM Airlines
Wed, 6 May - Sun, 10 May
LATAM Airlines Logo
12:10 - 18:55
ROS
-
LHR
26h 45m
2 stops
LATAM Airlines Logo
06:15 - 11:10
LHR
-
ROS
32h 55m
2 stops
£1,818LATAM Airlines
Wed, 6 May - Sun, 10 May
LATAM Airlines Logo
12:10 - 13:30
ROS
-
LHR
21h 20m
2 stops
LATAM Airlines Logo
16:30 - 11:10
LHR
-
ROS
22h 40m
2 stops
£1,820LATAM Airlines
Wed, 6 May - Sun, 10 May
LATAM Airlines Logo
12:10 - 15:05
ROS
-
LHR
22h 55m
1 stop
LATAM Airlines Logo
21:20 - 11:10
LHR
-
ROS
17h 50m
1 stop
£1,823LATAM Airlines
Wed, 6 May - Sun, 10 May

LATAM Airlines flights from Rosario to London Heathrow Airport

Our best LATAM Airlines deals on Rosario to London Heathrow Airport flight tickets
LATAM Airlines
26 Feb
ROS02:45Rosario Fisherton
32h 20m
1 stop
LHR14:05London Heathrow
6 Mar
LHR20:15London Heathrow
32h 25m
1 stop
ROS01:40Rosario Fisherton
£1,217
LATAM Airlines
26 Feb
ROS02:45Rosario Fisherton
34h 50m
2 stops
LHR16:35London Heathrow
6 Mar
LHR20:15London Heathrow
32h 25m
1 stop
ROS01:40Rosario Fisherton
£1,256
LATAM Airlines
6 May
ROS12:10Rosario Fisherton
22h 55m
1 stop
LHR15:05London Heathrow
10 May
LHR06:15London Heathrow
32h 55m
2 stops
ROS11:10Rosario Fisherton
£1,808

KLM flights from Rosario to London Heathrow Airport

Our best KLM deals on Rosario to London Heathrow Airport flight tickets
KLM
30 Jan
ROS04:10Rosario Fisherton
32h 55m
2 stops
LHR16:05London Heathrow
6 Mar
LHR06:30London Heathrow
22h 45m
2 stops
ROS02:15Rosario Fisherton
£3,342
KLM
30 Jan
ROS04:10Rosario Fisherton
33h 50m
2 stops
LHR17:00London Heathrow
6 Mar
LHR06:30London Heathrow
22h 45m
2 stops
ROS02:15Rosario Fisherton
£3,351
KLM
30 Jan
ROS02:55Rosario Fisherton
34h 10m
2 stops
LHR16:05London Heathrow
6 Mar
LHR06:30London Heathrow
22h 45m
2 stops
ROS02:15Rosario Fisherton
£4,800

momondo Fare Finder

 
Customise your flight search to find flights from Rosario to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 16 January 2026.
Use the filters below to find and compare flights from Rosario to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Thu 26/2

02:45-14:05

1 stop32h 20m

London Heathrow

Fri 6/3

20:15-01:40

1 stop32h 25m

£1,217

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Thu 26/2

02:45-12:50

2 stops31h 05m

London Heathrow

Fri 6/3

06:35-02:15

2 stops22h 40m

£1,245

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Thu 26/2

02:45-16:35

2 stops34h 50m

London Heathrow

Fri 6/3

20:15-01:40

1 stop32h 25m

£1,256

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Fri 27/2

09:00-14:05

3 stops26h 05m

London Heathrow

Fri 6/3

19:55-01:40

2 stops32h 45m

£1,582

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Sat 28/2

18:15-19:15

2 stops46h 00m

London Heathrow

Sat 7/3

19:20-02:15

2 stops33h 55m

£1,790

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Wed 6/5

12:10-15:05

1 stop22h 55m

London Heathrow

Sun 10/5

06:15-11:10

2 stops32h 55m

£1,808

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Wed 6/5

12:10-18:55

2 stops26h 45m

London Heathrow

Sun 10/5

06:15-11:10

2 stops32h 55m

£1,814

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Wed 6/5

12:10-18:55

2 stops26h 45m

London Heathrow

Sun 10/5

06:15-11:10

2 stops32h 55m

£1,818

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Wed 6/5

12:10-13:30

2 stops21h 20m

London Heathrow

Sun 10/5

16:30-11:10

2 stops22h 40m

£1,820

RosarioLondon

ROS - LHR

ROSLHR

Rosario Fisherton

Wed 6/5

12:10-15:05

1 stop22h 55m

London Heathrow

Sun 10/5

21:20-11:10

1 stop17h 50m

£1,823

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Rosario to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Rosario to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Rosario to London Heathrow Airport (ROS to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rosario to London Heathrow Airport

Fastest flight time

21h 40m

Direct flights

None
The fastest flight from Rosario to London Heathrow Airport takes 21h 40m
There are no direct flights from Rosario to London Heathrow Airport. There are no popular flight routes from Rosario to London Heathrow Airport.
Search flight deals

  • How far is Rosario Fisherton to London Heathrow by plane?

    A flight from Rosario Fisherton to London Heathrow will travel around 6874.4 mi. By plane, this route typically takes 21h 40m.

  • When did momondo last update prices for flights from Rosario Fisherton Airport to London Heathrow Airport?

    Prices for flights from Rosario Fisherton Airport to London Heathrow Airport are updated daily.

  • How old do you have to be to fly from Rosario Fisherton Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rosario Fisherton Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • How do I get Price Alerts for flights from Rosario to London Heathrow Airport?

    Search flight deals from Rosario to London Heathrow Airport. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Rosario to London Heathrow Airport with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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Why use momondo?

Why should I use momondo to find a flight deal from Rosario to London?

Finding the right flight to London from Rosario is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

Can I find flights from Rosario to London with flexible booking policies on momondo?

Yes. All flights to London from Rosario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Rosario to London?

momondo provides multiple filters to help you find the best flight to London from Rosario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Rosario to London right now. Can momondo alert me if prices change?

If you are simply researching potential flights to London, momondo offers a useful price alert feature which will track prices for flights to London from Rosario and alert you when they change.

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