If you're looking to fly from London Heathrow to Udon Thani, you might like to know that 20 / Feb / 2021 currently has the cheapest flights. At the moment, there are one airlines flying to Udon Thani. Go through the results to find the right flights for you – you can adjust the filters to see find even more flights to Udon Thani.
The most popular airlines offering flights to Udon Thani are Cathay Pacific. Cathay Pacific 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?
Generally speaking, the flight from London Heathrow to Udon Thani takes around 19 hrs 20 mins. The fastest flight takes 19 hrs 20 mins to cover the 9393 km distance. You can view all flight times yourself in the results list.
The cheapest month to fly to Udon Thani is December, while March 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 Thailand, take a look at our accommodation options.