How long is the flight from Las Vegas to London?

For as low as $559, Delta can have you in London from Las Vegas in 9h 55m. Las Vegas and London are separated by a distance of 5213 mi. This flight may include one or multiple stops.

What are the cheapest airlines flying from Las Vegas to London round-trip?

Flying on Norse Atlantic UK is currently your cheapest option to London, with prices starting at $376. Additional round-trip tickets that might be worth considering are offered by Air Canada and Virgin Atlantic, with the lowest prices starting at $502 and $542, respectively. Users have found that Norse Atlantic UK is 53% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from Las Vegas to London one-way?

To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $338. WestJet flights start at $356 while deals on Scandinavian Airlines start at $359 one-way.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, 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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular routes from Las Vegas to London?

While some choose either Las Vegas Harry Reid Intl - London Gatwick or Las Vegas Harry Reid Intl - London City, Las Vegas Harry Reid Intl - London Heathrow is the most popular route from Las Vegas to London.

What are the cheapest flights from Las Vegas to London?

Looking at all options, your cheapest flight can be booked for $347. While the most popular route (Las Vegas Harry Reid Intl - London Heathrow) can be booked for $489 on average, our data indicates $1,219 when flying from Las Vegas to London.

What are the most reliable airlines from Las Vegas to London?

Consider Aeromexico (85%), American Airlines (85%) or Aer Lingus (85%) when booking your flight. These represent the most reliable airlines when flying from Las Vegas to London.

What are the most popular airlines that fly from Las Vegas to London?

Consider American Airlines, Air Canada or JetBlue when booking your flight. These represent the most popular airlines when flying from Las Vegas to London.

What is the cheapest day to fly round-trip from Las Vegas to London?

Thursday flights are found to be more expensive to fly from Las Vegas to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

How far in advance should I book a flight from Las Vegas to London?

Find a great deal and save up to 5% by booking at least 16 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from Las Vegas to London within the next two weeks, with the cheapest ticket starting at $514.

What is the cheapest month to fly from Las Vegas to London?

Our data shows that January tends to be the cheapest month to fly to London from Las Vegas. Users have commonly found prices around $801 for the month, but tickets can be as low as $331. Due to multiple factors, prepare for potentially higher prices in June.

What airport do you fly from for flights from Las Vegas to London?

Las Vegas Harry Reid Intl (LAS), located 6.2 mi from the city center, is the airport you fly out of when you book flights from Las Vegas to London. 10 airlines have flights from Harry Reid Intl to London on a regular basis. Booking flights from Las Vegas Harry Reid Intl to London should not be difficult; the airport handles an average of 10 outbound flights to London per day.

Can I find deals for flights from Las Vegas to London that include hotel bookings?

Yes. In addition to deals on Las Vegas to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Las Vegas to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to London.

Can I find deals for business class flights from Las Vegas to London?

Yes. Cheapflights offers flight deals from Las Vegas to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$310+ Flights from Las Vegas to London

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in January or February, booked 15 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

Cheap flight deals from Las Vegas to London

Round-trip from	$559 (Kiwi.com)
One-way from	$310 (Kiwi.com)
Popular in	June
Cheapest in	January
Average price	$712
Good round-trip deal	$565 or less
Good one-way deal	$488 or less

From Las Vegas Harry Reid Intl to London (LON)

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One-way flight from Las Vegas Harry Reid Intl to London (LON)

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($273 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to London (LON).

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Price to beat on a one-way flight from Las Vegas Harry Reid Intl to London (LON).

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Find flight deals from Las Vegas to London

Cheapest flights from Las Vegas to London
Explore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Mon 9/227:05 pmLAS - LHR

1 stop13h 20mSWISS

Tue 10/78:45 amLHR - LAS

2 stops20h 07mSWISS

Deal found 9/10

$559

Wed 10/19:10 pmLAS - LHR

Nonstop9h 55mDelta

Thu 10/306:30 amLHR - LAS

1 stop15h 45mDelta

Deal found 9/11

$560

Mon 9/2211:20 pmLAS - LHR

1 stop23h 15mMultiple Airlines

Tue 10/78:45 amLHR - LAS

2 stops20h 07mMultiple Airlines

Deal found 9/10

$561

Mon 9/226:00 amLAS - LHR

2 stops20h 00mAir Canada

Tue 10/76:50 amLHR - LAS

2 stops23h 32mAir Canada

Deal found 9/10

$562

Mon 9/227:05 pmLAS - LGW

1 stop14h 45mSWISS

Tue 10/76:35 pmLGW - LAS

2 stops34h 17mSWISS

Deal found 9/10

$564

Wed 9/2410:05 pmLAS - LHR

Nonstop10h 00mBritish Airways

Wed 10/812:15 pmLHR - LAS

Nonstop10h 55mBritish Airways

Deal found 9/9

$564

Wed 10/19:10 pmLAS - LHR

Nonstop9h 55mDelta

Thu 10/94:35 pmLHR - LAS

Nonstop10h 40mDelta

Deal found 9/9

$565

Wed 10/89:10 pmLAS - LHR

Nonstop9h 55mDelta

Fri 10/174:35 pmLHR - LAS

Nonstop10h 40mDelta

Deal found 9/11

$566

Sun 9/2810:00 pmLAS - LHR

Nonstop10h 00mAmerican Airlines

Tue 10/145:20 pmLHR - LAS

Nonstop10h 40mAmerican Airlines

Deal found 9/10

$567

Wed 9/247:00 pmLAS - LHR

1 stop13h 05mBritish Airways

Fri 10/1012:15 pmLHR - LAS

Nonstop10h 55mBritish Airways

Deal found 9/10

$568

Wed 9/246:00 amLAS - LHR

2 stops16h 30mMultiple Airlines

Wed 10/82:05 pmLHR - LAS

1 stop16h 17mMultiple Airlines

Deal found 9/9

$570

Thu 10/163:10 pmLAS - LGW

Nonstop10h 10mBritish Airways

Thu 10/2310:25 amLGW - LAS

Nonstop10h 55mBritish Airways

Deal found 9/8

$571

Best flights from Las Vegas to London
Discover carefully curated flight deals from Las Vegas to London that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

Wed 12/38:45 pmLAS - LHR

Nonstop9h 55mDelta

Tue 12/98:40 amLHR - LAS

1 stop13h 35mDelta

Deal found 9/10

$559

Wed 12/39:38 amLAS - LHR

1 stop13h 27mKLM

Tue 12/98:40 amLHR - LAS

1 stop13h 35mKLM

Deal found 9/10

$564

Tue 11/188:55 pmLAS - LHR

Nonstop9h 55mBritish Airways

Thu 12/44:05 pmLHR - LAS

Nonstop10h 45mBritish Airways

Deal found 9/11

$566

Tue 9/237:00 amLAS - LHR

2 stops23h 35mScandinavian Airlines

Mon 11/36:40 amLHR - LAS

2 stops23h 40mScandinavian Airlines

Deal found 9/9

$579

Wed 9/243:50 pmLAS - LGW

2 stops18h 05mSWISS

Wed 10/86:35 pmLGW - LAS

1 stop30h 00mSWISS

Deal found 9/10

$585

Wed 10/88:00 amLAS - STN

2 stops28h 00mMultiple Airlines

Wed 10/156:10 pmSTN - LAS

2 stops29h 45mMultiple Airlines

Deal found 9/10

$600

Wed 11/129:52 amLAS - LCY

2 stops15h 38mVirgin Atlantic

Wed 11/265:05 pmLCY - LAS

1 stop29h 10mVirgin Atlantic

Deal found 9/9

$619

Wed 9/2412:10 pmLAS - LGW

1 stop13h 25mJetBlue

Wed 10/812:10 pmLGW - LAS

1 stop18h 24mJetBlue

Deal found 9/9

$778

Wed 10/11:45 pmLAS - LHR

1 stop13h 35mDelta

Thu 10/308:40 amLHR - LAS

1 stop13h 35mDelta

Deal found 9/11

$564

Tue 10/141:25 pmLAS - LHR

1 stop12h 25mKLM

Tue 10/2111:45 amLHR - LAS

1 stop14h 50mKLM

Deal found 9/11

$564

Fri 10/2411:40 pmLAS - LHR

2 stops26h 55mScandinavian Airlines

Fri 10/316:40 amLHR - LAS

3 stops24h 36mScandinavian Airlines

Deal found 9/9

$588

Fri 12/511:30 amLAS - LGW

1 stop14h 30mMultiple Airlines

Mon 12/82:00 pmLGW - LAS

1 stop36h 56mMultiple Airlines

Deal found 9/9

$601

Last-minute flights from Las Vegas to London
Discover last-minute flight deals from Las Vegas to London. Data last updated September 11, 2025 and is based on user searches.

Mon 9/227:05 pmLAS - LHR

1 stop13h 20mSWISS

Tue 10/78:45 amLHR - LAS

2 stops20h 07mSWISS

Deal found 9/10

$559

Mon 9/2211:20 pmLAS - LHR

1 stop23h 15mMultiple Airlines

Tue 10/78:45 amLHR - LAS

2 stops20h 07mMultiple Airlines

Deal found 9/10

$561

Mon 9/226:00 amLAS - LHR

2 stops20h 00mAir Canada

Tue 10/76:50 amLHR - LAS

2 stops23h 32mAir Canada

Deal found 9/10

$562

Mon 9/227:05 pmLAS - LGW

1 stop14h 45mSWISS

Tue 10/76:35 pmLGW - LAS

2 stops34h 17mSWISS

Deal found 9/10

$564

Wed 9/2410:05 pmLAS - LHR

Nonstop10h 00mBritish Airways

Wed 10/812:15 pmLHR - LAS

Nonstop10h 55mBritish Airways

Deal found 9/9

$564

Wed 9/247:00 pmLAS - LHR

1 stop13h 05mBritish Airways

Fri 10/1012:15 pmLHR - LAS

Nonstop10h 55mBritish Airways

Deal found 9/10

$568

Wed 9/246:00 amLAS - LHR

2 stops16h 30mMultiple Airlines

Wed 10/82:05 pmLHR - LAS

1 stop16h 17mMultiple Airlines

Deal found 9/9

$570

Sun 9/287:59 pmLAS - LHR

1 stop13h 16mVirgin Atlantic

Tue 10/144:35 pmLHR - LAS

Nonstop10h 40mVirgin Atlantic

Deal found 9/10

$567

Wed 10/19:10 pmLAS - LHR

Nonstop9h 55mDelta

Thu 10/306:30 amLHR - LAS

1 stop15h 45mDelta

Deal found 9/11

$560

Wed 10/19:10 pmLAS - LHR

Nonstop9h 55mDelta

Thu 10/94:35 pmLHR - LAS

Nonstop10h 40mDelta

Deal found 9/9

$565

Wed 10/89:10 pmLAS - LHR

Nonstop9h 55mDelta

Fri 10/174:35 pmLHR - LAS

Nonstop10h 40mDelta

Deal found 9/11

$566

Thu 10/163:10 pmLAS - LGW

Nonstop10h 10mBritish Airways

Thu 10/2310:25 amLGW - LAS

Nonstop10h 55mBritish Airways

Deal found 9/8

$571

One-way flights from Las Vegas to London
Search for one-way flight options from Las Vegas to London. Find affordable one-way fares based on user searches. Data last updated September 11, 2025.

Fri 10/1010:55 pmLAS - STN

2 stops48h 30mMultiple Airlines

Deal found 9/9

$310

Sun 10/1210:18 amLAS - LHR

2 stops23h 27mMultiple Airlines

Deal found 9/9

$310

Tue 1/137:00 amLAS - LGW

2 stops29h 15mMultiple Airlines

Deal found 9/9

$311

Fri 10/109:10 pmLAS - LHR

3 stops32h 45mMultiple Airlines

Deal found 9/9

$311

Wed 10/81:14 pmLAS - LTN

3 stops26h 01mMultiple Airlines

Deal found 9/9

$312

Tue 10/711:30 amLAS - STN

2 stops18h 50mMultiple Airlines

Deal found 9/9

$313

Fri 11/78:52 amLAS - LHR

3 stops24h 38mMultiple Airlines

Deal found 9/10

$313

Mon 11/107:51 pmLAS - LGW

3 stops26h 09mMultiple Airlines

Deal found 9/11

$314

Tue 10/711:30 amLAS - LHR

2 stops19h 25mMultiple Airlines

Deal found 9/9

$314

Tue 10/711:30 amLAS - LTN

2 stops26h 40mMultiple Airlines

Deal found 9/9

$315

Sat 11/1510:34 amLAS - STN

3 stops36h 31mMultiple Airlines

Deal found 9/10

$316

Fri 9/261:52 pmLAS - LGW

3 stops32h 28mMultiple Airlines

Deal found 9/10

$316

Fly from

Fly to

Route

Depart

Return

Price

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 12/3

8:45 pm-2:40 pm

Nonstop9h 55m

London Heathrow

Tue 12/9

8:40 am-2:15 pm

1 stop13h 35m

$559

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 12/3

9:38 am-7:05 am

1 stop13h 27m

London Heathrow

Tue 12/9

8:40 am-2:15 pm

1 stop13h 35m

$564

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 10/1

1:45 pm-11:20 am

1 stop13h 35m

London Heathrow

Thu 10/30

8:40 am-3:15 pm

1 stop13h 35m

$564

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 10/14

1:25 pm-9:50 am

1 stop12h 25m

London Heathrow

Tue 10/21

11:45 am-6:35 pm

1 stop14h 50m

$564

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 11/18

8:55 pm-2:50 pm

Nonstop9h 55m

London Heathrow

Thu 12/4

4:05 pm-6:50 pm

Nonstop10h 45m

$566

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 10/8

9:10 pm-3:05 pm

Nonstop9h 55m

London Heathrow

Fri 10/17

4:35 pm-7:15 pm

Nonstop10h 40m

$566

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 11/18

9:52 am-8:05 am

1 stop14h 13m

London Heathrow

Fri 12/5

2:00 pm-4:50 pm

Nonstop10h 50m

$571

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 11/17

11:02 am-10:30 am

1 stop15h 28m

London Heathrow

Fri 12/5

2:00 pm-4:50 pm

Nonstop10h 50m

$571

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 9/23

7:00 am-2:35 pm

2 stops23h 35m

London Heathrow

Mon 11/3

6:40 am-10:20 pm

2 stops23h 40m

$579

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 10/1

1:45 pm-11:20 am

1 stop13h 35m

London Heathrow

Thu 10/9

4:05 pm-12:16 am

1 stop16h 11m

$579

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results

...

The best insider tips for Las Vegas to London flights

Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to London trip

Airports

LAS

Enjoy the Centurion Lounge at LAS with a buffet, craft cocktails, and showers for a relaxing pre-flight experience.

LHR

Take the Heathrow Express for the fastest route to central London, arriving at Paddington Station.

Our travel experts

Ramsey Qubein

Expert on LHR and LAS

Best time to book a flight from Las Vegas to London

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

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to London

How far ahead should I book a flight from Las Vegas to London?

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Las Vegas to London. 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 Las Vegas to London?

Currently, November is the cheapest month in which you can book a flight from Las Vegas to London (average of $661). Flying from Las Vegas to London in June is currently the most expensive (average of $1,098). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAS to LON?

Unlike in the evening, when flights are generally more expensive, you can save up to 24% on flights from Las Vegas to London by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Las Vegas to London?

Travelers seeking maximum savings on their Las Vegas to London flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Las Vegas to London

The most flights from LAS to LON are scheduled on a Tuesday (13 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (7 on average).

Reviews of airlines servicing London

See what other customers who have flown with Delta, Virgin Atlantic, and Norse Atlantic UK from Las Vegas to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,960 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Virgin Atlantic

7.4

Good

664 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Norse Atlantic UK

7.1

Good

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Iberia

7.0

Good

2,929 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

British Airways

6.7

Okay

7,361 reviews

Delta

8.0

Very good

7,960 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Las Vegas to London?
Las Vegas Harry Reid Intl (LAS), located 6.2 mi from the city center, is the airport you fly out of when you book flights from Las Vegas to London. 10 airlines have flights from Harry Reid Intl to London on a regular basis. Booking flights from Las Vegas Harry Reid Intl to London should not be difficult; the airport handles an average of 10 outbound flights to London per day.
How long is the flight from Las Vegas to London?
For as low as $559, Delta can have you in London from Las Vegas in 9h 55m. Las Vegas and London are separated by a distance of 5213 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from Las Vegas to London round-trip?
Flying on Norse Atlantic UK is currently your cheapest option to London, with prices starting at $376. Additional round-trip tickets that might be worth considering are offered by Air Canada and Virgin Atlantic, with the lowest prices starting at $502 and $542, respectively. Users have found that Norse Atlantic UK is 53% cheaper than the other options available to this destination.
What are the cheapest airlines to fly from Las Vegas to London one-way?
To fly one-way, consider booking your trip with JetBlue, which is currently one of the cheapest options available, starting at $338. WestJet flights start at $356 while deals on Scandinavian Airlines start at $359 one-way.
What are the most popular routes from Las Vegas to London?
While some choose either Las Vegas Harry Reid Intl - London Gatwick or Las Vegas Harry Reid Intl - London City, Las Vegas Harry Reid Intl - London Heathrow is the most popular route from Las Vegas to London.
What are the most reliable airlines from Las Vegas to London?
Consider Aeromexico (85%), American Airlines (85%) or Aer Lingus (85%) when booking your flight. These represent the most reliable airlines when flying from Las Vegas to London.
What are the cheapest flights from Las Vegas to London?
Looking at all options, your cheapest flight can be booked for $347. While the most popular route (Las Vegas Harry Reid Intl - London Heathrow) can be booked for $489 on average, our data indicates $1,219 when flying from Las Vegas to London.
Can I find deals for flights from Las Vegas to London that include hotel bookings?
Yes. In addition to deals on Las Vegas to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Las Vegas to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to London.
Can I find deals for business class flights from Las Vegas to London?
Yes. Cheapflights offers flight deals from Las Vegas to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Las Vegas to London?
Currently, November is the cheapest month in which you can book a flight from Las Vegas to London (average of $661). Flying from Las Vegas to London in June is currently the most expensive (average of $1,098). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Southend-on-Sea

Harrow

Canterbury

Croydon

Eastleigh

Dartford

Dover

Winchester

Orpington

Gatwick

Borehamwood

Aylesbury

Bedford

Wembley

Folkestone

Chichester

Arundel

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Top 10 airlines flying from Las Vegas to London

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest$376	Average$464	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$502	Average$698	FlexibilityNo cancel fee	On-time67%
Virgin Atlantic	Cheapest$542	Average$996	FlexibilityNo cancel fee	On-time72%
British Airways	Cheapest$549	Average$833	FlexibilityNo cancel fee	On-time70%
United Airlines	Cheapest$580	Average$704	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$590	Average$914	FlexibilityNo cancel fee	On-time71%
Iberia	Cheapest$610	Average$1,051	FlexibilityNo cancel fee	On-time77%
Delta	Cheapest$614	Average$960	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$750	Average$1,090	FlexibilityNo cancel fee	On-time62%
Aer Lingus	Cheapest$962	Average$1,310	FlexibilityNo cancel fee	On-timeN/A

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$310+ Cheap flights from Las Vegas (LAS) to London (LON)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Las Vegas to London with Cheapflights

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3. Compare prices and book

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in January or February, booked 15 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

Cheap flight deals from Las Vegas to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Las Vegas to London

Cheapest flights from Las Vegas to LondonExplore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Explore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to London that are best for you.

The best insider tips for Las Vegas to London flights

Cheapflights partnered with top experts to bring you the best recommendations for your Las Vegas to London trip

Airports

LAS

LHR

Our travel experts

Best time to book a flight from Las Vegas to London

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

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to London

How far ahead should I book a flight from Las Vegas to London?

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to London. Price data was last updated on August 29, 2025.

What is the cheapest month to book a flight from Las Vegas to London?

What is the cheapest time of day to fly from LAS to LON?

Find hourly flight availability from Las Vegas to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

What is the cheapest day to fly from Las Vegas to London?

Use this chart to determine the cheapest time to fly round-trip from Las Vegas to London. Price data was last updated on December 16, 2024.

Weekly flight availability from Las Vegas to London

Explore weekly flight availability from Las Vegas to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 11, 2025.

Reviews of airlines servicing London

See what other customers who have flown with Delta, Virgin Atlantic, and Norse Atlantic UK from Las Vegas to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Las Vegas to London?

How long is the flight from Las Vegas to London?

What are the cheapest airlines flying from Las Vegas to London round-trip?

What are the cheapest airlines to fly from Las Vegas to London one-way?

What are the most popular routes from Las Vegas to London?

What are the most reliable airlines from Las Vegas to London?

What are the cheapest flights from Las Vegas to London?

Can I find deals for flights from Las Vegas to London that include hotel bookings?

How can I find direct flights from Las Vegas to London?

Can I find deals for business class flights from Las Vegas to London?

What is the cheapest month to book a flight from Las Vegas to London?

Traveling to a place near London?

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Alternative routes for Las Vegas to London

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Cheapest flights from Las Vegas to London
Explore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.