Cheap flights from Los Angeles to the United Kingdom from $231

In general, September is the cheapest month to fly from Los Angeles to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $588. If you aren’t able to travel to United Kingdom during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $594.

The cheapest day to depart from Los Angeles to United Kingdom is on a Wednesday when prices can be found for as low as $741. The most expensive day to fly to United Kingdom is Saturday, with ticket prices averaging around $835.

According to our data, the cheapest time of day to fly to United Kingdom is at noon. momondo users have found flights departing from Los Angeles to United Kingdom at noon for as low as $747. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to United Kingdom are more costly in the evening, with an average ticket price of $804. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Los Angeles to London Gatwick for the best Los Angeles - United Kingdom flight prices

You are more likely to see cheaper flights to United Kingdom from Los Angeles when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around $764 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from Los Angeles for as low as $703 on momondo.

There are 4 cabin classes available to choose from on Los Angeles to United Kingdom flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

British Airways, Finnair, and Aer Lingus are the most popular carriers operating from Los Angeles to United Kingdom

British Airways, Virgin Atlantic and American Airlines are the top three most popular airlines that fly to United Kingdom from Los Angeles according to our data. British Airways is the first choice among our users, with 53% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 21 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

Historically, on average around 10% of flights between Los Angeles and United Kingdom have experienced a delay on any given week. The average delay length over the past 12 months has been 162 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights at night have, in the past, seen delays more frequently in comparison.

Thursday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Virgin Atlantic have had the least number of delays on this route over the last 12 months; with about 7% of their flights experiencing any sort of delay.

As of February 2026, 50 flights take off from Los Angeles and land in United Kingdom each day. The most common flight departure time for this route is 7:00PM, with 64% of daily flights taking off in the evening.

The number of flights available between Los Angeles and United Kingdom is 351 per week as of February 2026. The most frequent departure day is Mon, with 15% of weekly flights leaving on this day.