Search for cheap flights and last-minute deals with Netflights. We've scanned all the flights from London Heathrow to Orange County, across the five airlines that offer this route. We've found that 15 / 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.
British Airways is the most popular airline that flies from London Heathrow to Orange County. But it's still worth looking at other options, as there are 170 flights to Orange County every week. If you want to broaden your search, look at flights departing from other airports.
The distance between London Heathrow to Orange County is 8763 km. Normally, it takes about 15 hrs 40 mins to fly, and you can definitely expect the journey to be at least 13 hrs 50 mins. You can see the various flight times in the results.
November is normally the cheapest month to fly to Orange County, but it’s important to try different options when you search. Searching by month, for instance, will show you the best time of the week to fly. August is always the most expensive time to fly but, if you check regularly and book early, you have a better chance of getting a good deal.
