Cheap flights from Las Vegas to London from C$ 583

In general, January is the cheapest month to fly from Las Vegas to London. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 923. If you aren’t able to travel to London during the month of January, then flying in September is also cheap. Prices for this month can be found on momondo for an average of C$ 972.

Fly from Las Vegas Harry Reid Intl to London Heathrow for the best Las Vegas Harry Reid Intl - London flight prices

You are more likely to see cheaper flights to London from Las Vegas when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around C$ 1,260 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Las Vegas for as low as C$ 1,008 on momondo.

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

No. A direct flight is the cheapest option for a flight between Las Vegas to London.

As of March 2026, prices for Las Vegas to London flights are approximately 12% cheaper when compared to flights at the same time last year.

As of March 2026, there are 9 flights per day flying from Las Vegas to London. The most common time of day flights depart is 9:00p.m., with 100% of flights taking off in the evening.

The number of flights available between Las Vegas and London is 63 per week as of March 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.