Booking with Virgin Atlantic 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Las Vegas. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
For Economy class flights the cheapest month to fly the route is January. The most expensive months are August and July.
In terms of precipitation, rainfall in Las Vegas ranges from 3.0 - 20.0 inches per month. February is typically the wettest month, when rainfall can reach 20.0 mm. May is typically the driest time to visit Las Vegas when rainfall is around 3.0 mm.
If weather is an important factor for your trip to Las Vegas, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 34.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).
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