Cheap flights from London to Las Vegas from €504

The month of January is, on average, the cheapest month to fly to Las Vegas from London, with most prices found around €629. If you aren’t able to travel to Las Vegas during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of €663.

You are more likely to see cheaper flights to Las Vegas from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Las Vegas for around €775 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Las Vegas from London for as low as €678 on momondo.

Historically, on average around 17% of flights between London and Las Vegas have experienced a delay on any given week. The average delay length over the past 12 months has been 123 minutes.

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

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

As of June 2026, 11 flights take off from London and land in Las Vegas each day. The most common flight departure time for this route is 17:00, with 94% of daily flights taking off in the afternoon.

As of June 2026, there are 81 flights per week flying from London to Las Vegas. The most common day of the week flights depart is Mon, with 15% of flights taking off on this day.