Cheap flights from London to California from C$ 657

The cheapest month to fly to California from London is in February. Flight prices, which tend to average around C$ 841, are often lower during this time because this is during the off-season. If you’re not able to fly to California in February, then January is your next best option. Flight prices from London to California during January average around C$ 926.

According to our data, Wednesday is the cheapest day to fly to California from London. The lowest ticket price found for a Wednesday departure recently was C$ 974. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from London to California on a Thursday will generally be more expensive and average around C$ 1,111. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

Our data shows that the cheapest London to California flights are usually those with departure times in the afternoon. Our users have found flights to California in the afternoon for as low as C$ 1,010. Flights to California are more costly at noon, with an average ticket price of C$ 1,178. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from London Heathrow to Los Angeles for the best London - California flight prices

You are more likely to see cheaper flights to California from London when booking weeks ahead of your departure date. In general, you can expect to find flights to California for around C$ 962 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to California from London for as low as C$ 884 on momondo.

There are 2 cabin classes available to choose from on London to California flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of October 2026, there are 47 flights per day flying from London to California. The most common time of day flights depart is 10:00a.m., with 56% of flights taking off in the afternoon.

As of October 2026, there are 333 flights per week flying from London to California. The most common day of the week flights depart is Wed, with 27% of flights taking off on this day.