We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Asuncion. You can choose from four airlines. At the moment, 25 / Jan / 2026 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
There are 65 flights from London Heathrow to or via Asuncion every week. Out of the four available airlines, the most popular ones are LATAM, British Airways & Iberia 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 Asuncion is 10189 km. Normally, it takes about 20 hrs 30 mins to fly, and you can definitely expect the journey to be at least 16 hrs 45 mins. You can see the various flight times in the results.
The cheapest month to fly to Asuncion is June, while December is when the prices of flights, hotels and car hire will be at their highest. If you need somewhere to stay for your trip to Paraguay, take a look at our accommodation options.
