We've gone through lots of different flights, to help you find the cheapest way to get from London Gatwick to Udon Thani. You can choose from four airlines. At the moment, 01 / Sep / 2025 is the cheapest date to travel, but scroll through the results to find the option that works best for you.
There are 19 flights from London Gatwick to or via Udon Thani every week. Out of the four available airlines, the most popular ones are Emirates, Qatar Airways & Thai Airways International. 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.
Generally speaking, the flight from London Gatwick to Udon Thani takes around 20 hrs 20 mins. The fastest flight takes 18 hrs 35 mins to cover the 9388 km distance. You can view all flight times yourself in the results list.
Searching by month, for instance, will show you the best time of the week to fly.
