£398 Find Cheap Flights from London Heathrow Airport to Las Vegas – Compare and Save

These are the earliest and latest flight times available from London Heathrow Airport to Las Vegas:

• Earliest: departs at 12:15 and lands at 23:00
• Latest: departs at 18:00 and lands at 04:45.

The flight takes about 10h 45m.

Four cabin classes are available on flights from London Heathrow Airport to Las Vegas:

• Economy class
• Premium Economy Class
• Business Class
• First Class

Prices vary by airline.

A direct flight from London Heathrow Airport to Las Vegas takes 10h 45m, covering 5,213 miles.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Return flights from London Heathrow Airport to Las Vegas range from £542 to £795, with an average of £646 over the past 12 months. Anything below £542 counts as a good deal.

Last-minute fares on this route (booked within 2 weeks of departure) run 29% above the route average of £646. Book 23 weeks before departure for the lowest fares.

On this route, stopover flights are cheaper than direct options on average. Stopover fares average £474 return via Vancouver Intl (YVR), compared with £691 for direct.

American Airlines is slightly above the route average for timely arrivals, while Virgin Atlantic has a lower on-time arrival rate. On-time arrival rates on London Heathrow Airport to Las Vegas flights are:

• American Airlines: 100% on time
• Virgin Atlantic: 88% on time
• British Airways: 78% on time

On average, flights on this route are punctual 83% of the time.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge £38–£75 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

The Airbus A350-1000 family is used most often on this route, operated mainly by British Airways and Finnair. Other aircraft seen on the route include Boeing 787-9 Dreamliner variants.

Afternoon is the busiest departure period on London Heathrow Airport to Las Vegas flights, with 50% leaving in that window. Evening departures account for 50%, Morning flights for 0%, and Night flights for 0%.

KLM is the only airline on the London Heathrow Airport to Las Vegas route offering in-flight Wi-Fi. Pricing depends on fare class.

One-way fares from London Heathrow Airport to Las Vegas are currently lower than usual. Average one-way flight prices are about £401, which is 35% below the typical average for this route.

Las Vegas Harry Reid Intl Airport (LAS) hosts 5 major car hire companies, with daily rates starting from around £6 for economy cars. Top options include:
• Easirent
• Ace
• Fox
• Dollar
• Thrifty

Flights from London Heathrow Airport to Las Vegas usually depart from London Heathrow (LHR) and arrive at Las Vegas Harry Reid Intl (LAS).

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the London Heathrow Airport to Las Vegas route, 17% of flights were delayed in the past 3 months, with delays averaging 1 hour 27 minutes.

One-stop flights from London Heathrow Airport to Las Vegas most commonly connect through:

• New York John F Kennedy Intl (JFK) – 24% of one-stop connections
• Denver Intl (DEN) – 16% of one-stop connections
• Dublin (DUB) – 9% of one-stop connections
• Chicago O'Hare Intl (ORD) – 8% of one-stop connections

New York John F Kennedy Intl (JFK) handles the largest share of one-stop connections on this route.

Yes. Being flexible with your travel dates can save you up to 10% on the London Heathrow Airport to Las Vegas route. Wednesday is the cheapest departure day at £618 return on average, while Sunday is the most expensive at £685, a difference of £67. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

2 airlines operate flights between London Heathrow Airport and Las Vegas. The airlines offering direct flights on this route include:

• British Airways
• Virgin Atlantic

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time of 12h 56m, compared to 13h 23m via Salt Lake City (SLC) and 13h 33m via Dublin (DUB).

Las Vegas is 8 hours behind London Heathrow Airport (Pacific Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Las Vegas are Fremont Street Experience, Casino at Main Street Station, and Luxor Hotel & Casino. These are among the most viewed places in Las Vegas on KAYAK.

Among airlines operating London Heathrow Airport to Las Vegas flights:

• British Airways: offers free seat selection
• Virgin Atlantic: offers extra legroom; offers free seat selection
• American Airlines: offers free seat selection
• Delta: offers extra legroom; offers free seat selection
• KLM: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• British Airways: a cabin bag and a checked bag in Economy class
• Virgin Atlantic: a cabin bag and a checked bag in Economy class
• Finnair: a cabin bag and a checked bag in Economy class

Bag allowance can vary by ticket type, cabin class, route, and airline, so travellers should check the fare details before booking.

If you're concerned about sustainable travel and your carbon footprint, you'll want to choose the most eco-friendly airline for this long-haul flight. KLM is clearly a good option. Its flights emit almost 40% less carbon compared to the rest of the airlines on this route. You can also fly Air France or American Airlines to save around 30% on emissions. Austrian Airlines is another choice, saving around 25%.

You can book personalised limited-mobility assistance at Heathrow Airport through your airline or travel agency. Staff will take care of your needs from arrival till boarding. The entire airport has accessibility features. Las Vegas is fully compliant with the ADA code (Americans with Disabilities Act – Standards for Accessible Design). That's a long way of saying that it has the latest amenities throughout. You can hire wheelchairs, and the airport can arrange wheelchair-accessible taxis to downtown Las Vegas.

Heathrow has a very efficient public transport service linking it with Central London. You can catch the Heathrow Express train at London Paddington Station, leaving roughly every 15min and taking about 15min to get there. You can also take the Tube from Leicester Square Station, taking about 50min. Las Vegas Airport is only about a 12min drive from midtown Vegas by hire car or taxi. It will take roughly 45min by bus, due to intermediate stops.

While there are plenty of direct flights from London to Las Vegas, you can also book one-stop trips. Two common layover airports are Chicago O'Hare International (ORD) for Iberia and American Airlines, and Philadelphia Airport (PHL) in the case of Finnair. If you fly with Delta, you'll land at Seattle/Tacoma International (SEA). The odd British Airways indirect flight also stops in Philadelphia.