Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Gatwick to Ontario (USA), across the one airlines that offer this route. We've found that 10 / Sep / 2025 is the cheapest date to travel at the moment, but it's best to go through the results to see which flight suits you.
JetBlue is the most popular airline that flies from London Gatwick to Ontario (USA). But it's still worth looking at other options, as there are two flights to Ontario (USA) every week. If you want to broaden your search, look at flights departing from other airports.
Generally speaking, the flight from London Gatwick to Ontario (USA) takes around 18 hrs 10 mins. The fastest flight takes 18 hrs 10 mins to cover the 8752 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.
