At the moment, there are three airlines flying to Invercargill. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Invercargill.
The most popular airlines offering flights to Invercargill are British Airways, Air New Zealand & Singapore Airlines. British Airways is the most popular one, but that doesn’t mean their flights will be the cheapest. If you can't find a flight time that suits you, why not look at flying out from a different airport?
The distance between London Heathrow to Invercargill is 19038 km. Normally, it takes about 31 hrs 40 mins to fly, and you can definitely expect the journey to be at least 30 hrs 50 mins. You can see the various flight times in the results.
You can also search by month, which will reveal the cheapest time of the week to fly.