Cheap flights from Las Vegas to London from £189
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Las Vegas to London departing on 27/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Virgin Atlantic flights from Las Vegas to London Heathrow Airport
Our best Virgin Atlantic deals on Las Vegas to London Heathrow Airport flight tickets
British Airways flights from Las Vegas to London Heathrow Airport
Our best British Airways deals on Las Vegas to London Heathrow Airport flight tickets
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How to get the cheapest flight ticket from Las Vegas to London Heathrow Airport
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to London Heathrow Airport?
In general, January is the cheapest month to fly from Las Vegas to London Heathrow Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £512. The month of February is another great option to travel to London Heathrow Airport, with average flight prices from Las Vegas averaging around £534.
What is the cheapest day to depart on your flight to London Heathrow Airport?
On average, the least expensive day to fly to London Heathrow Airport from Las Vegas is on a Saturday. momondo users have found tickets for Saturday departures for as low as £537. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Heathrow Airport on Wednesday is £700.
What is the cheapest time of day to depart on your flight to London Heathrow Airport?
According to our data, the cheapest time of day to fly to London Heathrow Airport is in the afternoon. momondo users have found flights departing from Las Vegas to London Heathrow Airport in the afternoon for as low as £585. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are £770 on average. Flights to London Heathrow Airport from Las Vegas at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Las Vegas Harry Reid Intl to London Heathrow flight route?
Fly from Las Vegas Harry Reid Intl to London Heathrow for the best Las Vegas Harry Reid Intl - London Heathrow flight prices
How far in advance should I book a flight to London Heathrow Airport?
You are more likely to see cheaper flights to London Heathrow Airport from Las Vegas when booking 15 weeks ahead of your departure date. In general, you can expect to find flights to London Heathrow Airport for around £662 when searching 15 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London Heathrow Airport from Las Vegas for as low as £579 on momondo.
What cabin class options are available on Las Vegas Harry Reid Intl to London Heathrow flights?
There are 3 cabin classes available to choose from on Las Vegas Harry Reid Intl to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Las Vegas to London Heathrow Airport flights?
You could potentially save up to 3% on your flight if you consider stops on a Las Vegas to London Heathrow Airport flight.
How have Las Vegas to London Heathrow Airport flight prices changed over time?
As of June 2025, prices for Las Vegas to London Heathrow Airport flights are approximately 26% more expensive when compared to flights at the same time last year.
How many flights depart from Las Vegas to London Heathrow Airport on average per day?
The number of flights available between Las Vegas and London Heathrow Airport is 9 per day as of June 2025. The most frequent departure time is 21:00, with 85% of daily flights leaving in the evening.
How many flights depart from Las Vegas to London Heathrow Airport on average per week?
The number of flights available between Las Vegas and London Heathrow Airport is 68 per week as of June 2025. The most frequent departure day is Wed, with 18% of weekly flights leaving on this day.
When to book flights from Las Vegas to London Heathrow Airport
Cheap Las Vegas to London Heathrow Airport (LAS to LHR) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Las Vegas to London Heathrow Airport
How far is Las Vegas Harry Reid Intl to London Heathrow by plane?
There are 5207.1 mi between Las Vegas Harry Reid Intl and London Heathrow. A reasonable flight in good conditions will take 9h 55m.
When did momondo last update prices for flights from Las Vegas Harry Reid Intl Airport to London Heathrow Airport?
Prices for flights from Las Vegas Harry Reid Intl Airport to London Heathrow Airport are updated daily.
How many operators does momondo search for flights from Las Vegas Harry Reid Intl Airport to London Heathrow Airport?
The number of operators available for flights from Las Vegas Harry Reid Intl Airport to London Heathrow Airport is 2 as of June 2025.
How old do you have to be to fly from Las Vegas Harry Reid Intl Airport to London Heathrow Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Las Vegas Harry Reid Intl Airport to London Heathrow Airport.
What documentation or ID do you need to fly to London Heathrow Airport?
The required travel and health documents for your London Heathrow Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Heathrow Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Las Vegas to London Heathrow Airport?
Based on momondo bookings for flights between Las Vegas and London Heathrow Airport, the leading plane model is Airbus A350-1000, making up 49.37% of the total bookings. Other popular models include Boeing 787-9 Dreamliner with 28.42%, Boeing 777 with 16.31%, and Airbus A350-900 with 2.08%.
What is the most popular airline from Las Vegas to London Heathrow Airport?
Based on momondo bookings for flights between Las Vegas and London Heathrow Airport, the leading airline is Virgin Atlantic, making up 68% of the total bookings. Other popular airlines include British Airways with 32%.
Best airlines flying from Las Vegas to London Heathrow Airport
Compare and see reviews for airlines that fly from Las Vegas to London Heathrow Airport with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £459 | Free Cancellation | Rating 6.6 7,011 reviews | |||
| PriceFrom £468 | Free Cancellation | Rating 7.4 652 reviews |
Virgin Atlantic Flights From Las Vegas to London Heathrow Airport
Virgin Atlantic flight deals from Las Vegas to London Heathrow Airport start from £636 round-trip. Over the 7 Virgin Atlantic flights for this route in a normal week, average airfare is usually £930 round-trip - but some users have found much cheaper deals with momondo.
British Airways Flights From Las Vegas to London Heathrow Airport
The best British Airways deal for Las Vegas to London Heathrow Airport flight tickets found on momondo in the last 72 hours was £624, round-trip. It should be noted that an average British Airways flight deal for this route in this time was higher, at £916 round-trip. British Airways operates 10 flights out of Las Vegas into London Heathrow Airport in an average week, so prices vary by time and availability. 7,011 British Airways reviews by users on momondo have scored the airline at 6.6/10.
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Why should I use momondo to find a flight deal from Las Vegas to London?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Las Vegas to London for you.
Can I find flights from Las Vegas to London with flexible booking policies on momondo?
All flight searches from Las Vegas to London on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Las Vegas to London?
Once you have performed a search for Las Vegas to London flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Las Vegas to London right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Las Vegas to London now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to London and let you know when they change.