We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Iguaza. You can choose from zero airlines.
But that doesn’t necessarily mean they’ll be the best option for your travel dates. To see as many flights as possible, try widening your search to include other departure airports.
The distance between London Heathrow to Iguaza is 10080 km. You can see the various flight times in the results.
If you need somewhere to stay for your trip to Argentina, take a look at our accommodation options.