How do most travelers feel about British Airways?

The average rating from 8,170 British Airways reviews by Cheapflights users is 6.7 (out of a maximum rating of 10). If you are considering flying LHR-LAS with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Las Vegas with British Airways.

Can I get a flight from London Heathrow Airport to Las Vegas on British Airways for under £739?

There are 11 flights available on British Airways from London Heathrow Airport to Las Vegas for under £739. These prices can change based on many factors including date and time. To find LHR-LAS flight prices for your dates, click here.

How far ahead should I book a flight from London Heathrow Airport to Las Vegas with British Airways?

Booking with British Airways 62 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.

What is the cheapest month to book a flight from London Heathrow Airport to Las Vegas with British Airways?

Currently, the most affordable month to book a British Airways flight from London Heathrow Airport to Las Vegas in February, with an average price of £570. Conversely, traveling with British Airways from London Heathrow Airport to Las Vegas in July will be the most expensive, with an average cost of £796. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Weekly British Airways flight availability from London Heathrow Airport to Las Vegas

The most British Airways flights from LHR to LAS are scheduled on a Thursday (2 on average). You will have fewer British Airways flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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).

£426+ British Airways Flights from Heathrow to Las Vegas

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Cheapest British Airways flights from Heathrow to Las Vegas
Explore the most affordable British Airways flight options available from Heathrow to Las Vegas. Find the lowest fares with prices last updated on 17 August 2026.

Thu 17/912:15 -

1 stop14h 46m

Mon 21/922:10 -

Nonstop9h 55m

Deal found 13/8£553

Thu 10/916:10 -

1 stop13h 49m

Thu 17/922:54 -

1 stop12h 51m

Deal found 13/8£554

Sat 26/912:30 -

1 stop15h 26m

Tue 29/922:10 -

Nonstop9h 55m

Deal found 14/8£557

How do most travelers feel about British Airways?
The average rating from 8,170 British Airways reviews by Cheapflights users is 6.7 (out of a maximum rating of 10). If you are considering flying LHR-LAS with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Las Vegas with British Airways.
Can I get a flight from London Heathrow Airport to Las Vegas on British Airways for under £739?
There are 11 flights available on British Airways from London Heathrow Airport to Las Vegas for under £739. These prices can change based on many factors including date and time. To find LHR-LAS flight prices for your dates, click here.

British Airways flights from Heathrow to Las Vegas in 2026

One-way from	£426
Return from	£544
Popular in	July
Cheapest in	January
Average price (all airlines)	£718

British Airways
12/12
1 total stop
16h 42m total
London to Las Vegas

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British Airways
7/10-14/10
Nonstop
20h 40m total
London to Las Vegas

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Highest demand for flights from London Heathrow to Las Vegas Harry Reid Intl; 9% potential price increase.

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Best time to find cheap flights from London Heathrow to Las Vegas Harry Reid Intl; 1% potential price drop.

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Average price for all London Heathrow to Las Vegas Harry Reid Intl flights (one-way and round-trip).

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Prices

Airlines

The best time to book a flight to Las Vegas with British Airways is 62 days before departure. On average, fares are higher if you book 15 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Las Vegas?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are July and August.

Best time to book a flight from Heathrow to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Heathrow with our price prediction graph.

LHR-LAS

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British Airways flights from London Heathrow Airport to Las Vegas (LHR - LAS)

Find British Airways flight deals from Heathrow to Las Vegas

Cheapest British Airways flights from Heathrow to Las VegasExplore the most affordable British Airways flight options available from Heathrow to Las Vegas. Find the lowest fares with prices last updated on 17 August 2026.

Explore the most affordable British Airways flight options available from Heathrow to Las Vegas. Find the lowest fares with prices last updated on 17 August 2026.

Best British Airways flights from Heathrow to Las VegasDiscover carefully curated British Airways flight deals from Heathrow to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 August 2026.

Discover carefully curated British Airways flight deals from Heathrow to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 August 2026.

Direct British Airways flights from Heathrow to Las VegasExplore direct British Airways flight options from Heathrow to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 August 2026.

Explore direct British Airways flight options from Heathrow to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 August 2026.

Last-minute British Airways flights from Heathrow to Las VegasDiscover last-minute British Airways flight deals from Heathrow to Las Vegas. Data last updated 17 August 2026 and is based on user searches.

Discover last-minute British Airways flight deals from Heathrow to Las Vegas. Data last updated 17 August 2026 and is based on user searches.

One-way British Airways flights to Las VegasSearch for one-way British Airways flight options to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 17 August 2026.

Search for one-way British Airways flight options to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 17 August 2026.

How do most travelers feel about British Airways?

Can I get a flight from London Heathrow Airport to Las Vegas on British Airways for under £739?

British Airways flights from Heathrow to Las Vegas in 2026

One-way from

Return from

Popular in

Cheapest in

Average price (all airlines)

When is the best time to book a flight to Las Vegas with British Airways?

The best time to book a flight to Las Vegas with British Airways is 62 days before departure. On average, fares are higher if you book 15 days before departure.

Which month is the cheapest to fly Economy class from London Heathrow Airport to Las Vegas?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are July and August.

Weekly British Airways flight availability from London Heathrow Airport to Las Vegas

The most British Airways flights from LHR to LAS are scheduled on a Thursday (2 on average). You will have fewer British Airways flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Las Vegas by month

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.

Temperature in Las Vegas by month

Best time to book a flight from Heathrow to Las Vegas

Have a flexible travel schedule? Discover the best time to fly to Las Vegas from Heathrow with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Las Vegas on another airline

Consider alternative airlines that service the Las Vegas area. Flight routes are based on user searches made on Cheapflights and were last updated on 17 August 2026.

Other British Airways flights from Heathrow

Browse through other British Airways flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 17 August 2026.

Complete your trip

Complete your trip to Las Vegas by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing Heathrow and Las Vegas

Choose from other airlines serving Heathrow and Las Vegas.

Other popular destinations in North America

If Las Vegas is not for you, choose from these other destinations located in North America. Flight routes are based on user searches made on Cheapflights and were last updated on 17 August 2026.

Popular flights with British Airways

Browse through some of the most popular routes that British Airways offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 17 August 2026.

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Cheapest British Airways flights from Heathrow to Las Vegas
Explore the most affordable British Airways flight options available from Heathrow to Las Vegas. Find the lowest fares with prices last updated on 17 August 2026.

Best British Airways flights from Heathrow to Las Vegas
Discover carefully curated British Airways flight deals from Heathrow to Las Vegas that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 August 2026.

Direct British Airways flights from Heathrow to Las Vegas
Explore direct British Airways flight options from Heathrow to Las Vegas based on user searches, and compare prices and availability for your desired travel dates. Data last updated 17 August 2026.

Last-minute British Airways flights from Heathrow to Las Vegas
Discover last-minute British Airways flight deals from Heathrow to Las Vegas. Data last updated 17 August 2026 and is based on user searches.

One-way British Airways flights to Las Vegas
Search for one-way British Airways flight options to Las Vegas. Find affordable one-way fares based on user searches. Data last updated 17 August 2026.