We've gone through lots of different flights, to help you find the cheapest way to get from London Heathrow to Warsaw. You can choose from nine airlines. At the moment, 17 / Mar / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
There are 96 flights from London Heathrow to or via Warsaw every week. Out of the nine available airlines, the most popular ones are Air France, British Airways & KLM. 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 Warsaw is 1470 km. Normally, it takes about 4 hrs 15 mins to fly, and you can definitely expect the journey to be at least 2 hrs 25 mins. You can see the various flight times in the results.
Searching by month, for instance, will show you the best time of the week to fly.