How long is the flight from Las Vegas to London?

For as low as $689, Scandinavian Airlines can have you in London from Las Vegas in 13h 10m. Las Vegas and London are separated by a distance of 5228 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 $418. 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 49% 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 Norse Atlantic UK, which is currently one of the cheapest options available, starting at $174. JetBlue flights start at $220 while deals on United Airlines start at $398 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 $356. While the most popular route (Las Vegas Harry Reid Intl - London Heathrow) can be booked for $547 on average, our data indicates $1,361 when flying from Las Vegas to London.

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

Consider Air France (78%), Delta (78%) or Virgin Atlantic (78%) 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 British Airways, Virgin Atlantic or Delta when booking your flight. These represent the most popular airlines when flying from Las Vegas to London.

Most accurate provider : When it comes to deals on Las Vegas-London flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Las Vegas-London flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Las Vegas-London flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Las Vegas-London flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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. 11 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 7 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.

$204+ Flights from Las Vegas to London

Q: How much does it cost to fly round-trip from Las Vegas to London?

Airfare is below average for this route at the moment. Las Vegas to London flights typically cost between $784 and $1,421 in February. The cheapest round-trip price found within the last 3 days was $597 on Scandinavian Airlines (Feb 8-Feb 17).

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Find cheap flights from Las Vegas to London with Cheapflights

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.

3. Compare prices and book

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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in February or January, booked 8 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap 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 December 12, 2025.

Wed 12/109:06 pmLAS - LHR

1 stop25h 49mJetBlue

Sun 12/147:45 amLHR - LAS

1 stop35h 36mJetBlue

Deal found 12/10

$780

Thu 12/111:39 pmLAS - LHR

1 stop23h 06mJetBlue

Wed 12/247:25 amLHR - LAS

1 stop35h 56mJetBlue

Deal found 12/11

$781

Mon 12/298:55 pmLAS - LHR

Nonstop9h 55mBritish Airways

Wed 1/74:05 pmLHR - LAS

Nonstop10h 45mBritish Airways

Deal found 12/11

$786

Mon 12/296:21 pmLAS - LHR

1 stop33h 39mMultiple Airlines

Wed 1/72:30 pmLHR - LAS

1 stop33h 29mMultiple Airlines

Deal found 12/11

$796

Mon 12/298:45 pmLAS - LHR

Nonstop9h 55mAir France

Wed 1/74:00 pmLHR - LAS

Nonstop10h 50mAir France

Deal found 12/10

$803

Mon 12/296:21 amLAS - LHR

1 stop16h 44mDelta

Wed 1/74:00 pmLHR - LAS

Nonstop10h 50mDelta

Deal found 12/10

$808

Thu 12/251:43 pmLAS - LHR

1 stop11h 57mLufthansa

Thu 1/159:30 amLHR - LAS

2 stops23h 27mLufthansa

Deal found 12/9

$809

Thu 12/258:55 pmLAS - LHR

Nonstop9h 55mBritish Airways

Wed 1/74:05 pmLHR - LAS

Nonstop10h 45mBritish Airways

Deal found 12/11

$832

Thu 12/259:10 amLAS - LHR

2 stops27h 25mAir Canada

Thu 1/156:50 amLHR - LAS

2 stops21h 49mAir Canada

Deal found 12/9

$841

Thu 12/2511:30 pmLAS - LHR

2 stops23h 40mAir Canada

Wed 1/72:30 pmLHR - LAS

1 stop15h 57mAir Canada

Deal found 12/11

$842

Thu 12/258:55 pmLAS - LHR

Nonstop9h 55mBritish Airways

Thu 1/154:05 pmLHR - LAS

Nonstop10h 45mBritish Airways

Deal found 12/9

$844

Thu 12/256:21 pmLAS - LHR

1 stop33h 39mMultiple Airlines

Thu 1/152:30 pmLHR - LAS

1 stop33h 29mMultiple Airlines

Deal found 12/9

$857

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 December 12, 2025.

Wed 2/41:10 pmLAS - LHR

2 stops24h 30mScandinavian Airlines

Mon 2/910:20 amLHR - LAS

2 stops18h 35mScandinavian Airlines

Deal found 12/11

$601

Sat 1/179:35 amLAS - LHR

1 stop13h 30mKLM

Sat 1/316:30 amLHR - LAS

1 stop15h 45mKLM

Deal found 12/11

$618

Mon 1/1211:56 amLAS - LHR

1 stop14h 19mVirgin Atlantic

Thu 1/226:30 amLHR - LAS

1 stop15h 45mVirgin Atlantic

Deal found 12/10

$618

Thu 3/1211:35 pmLAS - LHR

1 stop13h 35mDelta

Tue 3/178:40 amLHR - LAS

1 stop13h 35mDelta

Deal found 12/11

$618

Wed 4/12:15 pmLAS - LCY

1 stop20h 20mLufthansa

Wed 4/89:15 amLCY - LAS

2 stops17h 57mLufthansa

Deal found 12/10

$702

Thu 1/87:35 pmLAS - STN

2 stops20h 30mMultiple Airlines

Wed 1/218:40 pmSTN - LAS

2 stops29h 10mMultiple Airlines

Deal found 12/11

$703

Fri 2/279:19 amLAS - LGW

2 stops24h 31mSWISS

Mon 3/306:35 pmLGW - LAS

1 stop29h 50mSWISS

Deal found 12/11

$748

Wed 3/116:40 amLAS - LGW

2 stops26h 30mTurkish Airlines

Tue 3/175:05 pmLGW - LAS

2 stops38h 37mTurkish Airlines

Deal found 12/11

$913

Thu 1/810:07 amLAS - LGW

2 stops16h 48mIcelandair

Wed 1/2111:55 amLGW - LAS

2 stops17h 05mIcelandair

Deal found 12/10

$948

Thu 1/227:00 amLAS - LHR

2 stops25h 00mScandinavian Airlines

Fri 1/306:40 amLHR - LAS

2 stops23h 36mScandinavian Airlines

Deal found 12/10

$601

Sat 1/1711:15 amLAS - LCY

2 stops22h 05mVirgin Atlantic

Sat 1/318:40 amLCY - LAS

1 stop13h 35mVirgin Atlantic

Deal found 12/11

$653

Wed 3/117:00 amLAS - LHR

2 stops28h 30mScandinavian Airlines

Tue 3/176:40 amLHR - LAS

2 stops21h 32mScandinavian Airlines

Deal found 12/11

$601

Sat 1/244:05 pmLAS - LCY

1 stop13h 10mDelta

Tue 4/149:20 amLCY - LAS

1 stop17h 15mDelta

Deal found 12/10

$689

Wed 4/12:15 pmLAS - LCY

1 stop20h 20mLufthansa

Tue 4/149:15 amLCY - LAS

2 stops17h 57mLufthansa

Deal found 12/9

$703

Sat 1/249:35 amLAS - LCY

2 stops19h 40mVirgin Atlantic

Sat 1/318:40 amLCY - LAS

1 stop13h 35mVirgin Atlantic

Deal found 12/10

$653

Mon 2/21:10 pmLAS - LHR

2 stops21h 20mScandinavian Airlines

Sat 2/216:40 amLHR - LAS

2 stops24h 31mScandinavian Airlines

Deal found 12/10

$601

Thu 1/89:00 amLAS - LTN

2 stops24h 15mMultiple Airlines

Wed 1/217:00 amLTN - LAS

2 stops21h 39mMultiple Airlines

Deal found 12/9

$730

Tue 4/218:25 pmLAS - LCY

1 stop12h 15mDelta

Tue 4/289:20 amLCY - LAS

1 stop17h 15mDelta

Deal found 12/10

$712

Tue 3/101:59 pmLAS - LHR

2 stops24h 41mScandinavian Airlines

Tue 3/176:40 amLHR - LAS

2 stops22h 19mScandinavian Airlines

Deal found 12/11

$601

Sun 1/2512:10 pmLAS - LGW

2 stops21h 40mMultiple Airlines

Sun 2/18:45 amLGW - LAS

2 stops21h 46mMultiple Airlines

Deal found 12/11

$734

Tue 4/288:25 pmLAS - LCY

1 stop27h 30mDelta

Thu 5/149:20 amLCY - LAS

1 stop17h 15mDelta

Deal found 12/11

$712

Sat 1/179:09 amLAS - LHR

2 stops25h 21mScandinavian Airlines

Sat 1/316:40 amLHR - LAS

2 stops23h 36mScandinavian Airlines

Deal found 12/11

$601

Thu 2/51:53 pmLAS - STN

3 stops25h 42mMultiple Airlines

Sat 2/78:25 pmSTN - LAS

2 stops33h 47mMultiple Airlines

Deal found 12/11

$739

Mon 4/278:25 pmLAS - LCY

1 stop12h 15mDelta

Tue 5/1210:00 amLCY - LAS

1 stop16h 35mDelta

Deal found 12/11

$712

Wed 2/119:40 amLAS - LHR

3 stops27h 55mScandinavian Airlines

Thu 2/196:40 amLHR - LAS

2 stops24h 31mScandinavian Airlines

Deal found 12/10

$604

Sun 1/259:00 amLAS - LTN

3 stops20h 20mMultiple Airlines

Sun 2/17:05 amLTN - LAS

2 stops23h 26mMultiple Airlines

Deal found 12/11

$760

Wed 4/298:25 pmLAS - LCY

1 stop12h 15mDelta

Tue 5/129:20 amLCY - LAS

1 stop17h 15mDelta

Deal found 12/11

$712

Wed 4/12:15 pmLAS - STN

2 stops23h 55mTurkish Airlines

Tue 4/146:15 amSTN - LAS

2 stops26h 20mTurkish Airlines

Deal found 12/9

$1,108

Fri 1/97:07 amLAS - STN

3 stops31h 28mMultiple Airlines

Thu 1/228:05 pmSTN - LAS

2 stops33h 57mMultiple Airlines

Deal found 12/10

$767

Wed 4/298:25 pmLAS - LCY

1 stop12h 15mDelta

Mon 5/1110:00 amLCY - LAS

2 stops40h 42mDelta

Deal found 12/11

$722

Last-minute flights from Las Vegas to London
Discover last-minute flight deals from Las Vegas to London. Data last updated December 12, 2025 and is based on user searches.

Wed 1/79:00 amLAS - LHR

1 stop14h 10mMultiple Airlines

Wed 1/146:50 amLHR - LAS

2 stops21h 49mMultiple Airlines

Deal found 12/10

$603

Wed 1/78:45 pmLAS - LHR

Nonstop9h 55mVirgin Atlantic

Wed 1/144:00 pmLHR - LAS

Nonstop10h 50mVirgin Atlantic

Deal found 12/10

$612

Thu 1/81:10 pmLAS - LHR

1 stop12h 30mLufthansa

Wed 1/2111:35 amLHR - LAS

1 stop13h 36mLufthansa

Deal found 12/9

$605

Thu 1/81:35 pmLAS - LHR

1 stop15h 55mLufthansa

Thu 1/227:30 amLHR - LAS

2 stops21h 22mLufthansa

Deal found 12/10

$606

Thu 1/84:45 pmLAS - LHR

1 stop35h 05mAir Canada

Wed 1/212:30 pmLHR - LAS

1 stop15h 57mAir Canada

Deal found 12/11

$613

Mon 1/1212:24 pmLAS - LHR

1 stop13h 51mLufthansa

Sun 1/181:45 pmLHR - LAS

1 stop15h 07mLufthansa

Deal found 12/11

$604

Mon 1/1211:53 amLAS - LHR

1 stop13h 47mLufthansa

Thu 1/221:45 pmLHR - LAS

1 stop15h 07mLufthansa

Deal found 12/11

$611

Mon 1/128:45 pmLAS - LHR

Nonstop9h 55mMultiple Airlines

Thu 1/226:30 amLHR - LAS

1 stop15h 45mMultiple Airlines

Deal found 12/11

$614

Fri 1/166:15 amLAS - LHR

1 stop21h 35mAir Canada

Sat 1/246:50 amLHR - LAS

2 stops21h 49mAir Canada

Deal found 12/11

$616

Wed 1/211:10 pmLAS - LHR

2 stops24h 30mScandinavian Airlines

Wed 1/286:40 amLHR - LAS

2 stops23h 36mScandinavian Airlines

Deal found 12/11

$601

Sun 1/256:15 amLAS - LHR

1 stop21h 35mAir Canada

Sun 2/12:30 pmLHR - LAS

1 stop15h 57mAir Canada

Deal found 12/11

$608

Sun 1/2512:10 pmLAS - STN

2 stops23h 15mMultiple Airlines

Sun 2/16:15 amSTN - LAS

2 stops24h 16mMultiple Airlines

Deal found 12/11

$612

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 December 12, 2025.

Thu 1/157:15 pmLAS - LHR

3 stops33h 35mMultiple Airlines

Deal found 12/10

$204

Mon 2/97:15 pmLAS - LHR

2 stops57h 35mMultiple Airlines

Deal found 12/11

$213

Thu 2/127:15 pmLAS - LHR

3 stops33h 35mMultiple Airlines

Deal found 12/11

$216

Mon 1/127:15 pmLAS - LHR

3 stops33h 35mMultiple Airlines

Deal found 12/10

$217

Mon 1/268:00 amLAS - LHR

1 stop20h 50mWestJet

Deal found 12/11

$229

Thu 1/151:25 pmLAS - LGW

2 stops36h 35mMultiple Airlines

Deal found 12/10

$232

Mon 1/127:05 pmLAS - LHR

1 stop33h 45mWestJet

Deal found 12/11

$235

Tue 1/208:00 amLAS - LHR

1 stop20h 50mWestJet

Deal found 12/9

$237

Fri 1/97:15 pmLAS - LHR

2 stops57h 35mMultiple Airlines

Deal found 12/11

$239

Wed 2/118:00 amLAS - LHR

1 stop20h 50mWestJet

Deal found 12/11

$241

Sun 1/187:05 pmLAS - LHR

1 stop33h 45mWestJet

Deal found 12/11

$246

Mon 1/1210:35 pmLAS - LGW

1 stop23h 25mMultiple Airlines

Deal found 12/10

$249

Find flight deals from Las Vegas to London

Most accurate provider	Justfly.com 3 stars
Most trusted provider	Justfly.com 3 stars
Round-trip from	$597 (Scandinavian Airlines)
One-way from	$204 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$981
Good round-trip deal	$650 or less
Good one-way deal	$494 or less

Provider with most accurate pricing for Las Vegas Harry Reid Intl-London (LON) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-London (LON) flights.

Search Deals

From Las Vegas Harry Reid Intl to London (LON)

Search Deals

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

Search Deals

Highest demand for flights based on searches. 23% potential increase in price ($256 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease ($34 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

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

Search Deals

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

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 2/4

1:10 pm-9:40 pm

2 stops24h 30m

London Heathrow

Mon 2/9

10:20 am-8:55 pm

2 stops18h 35m

$601

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Thu 1/22

7:00 am-4:00 pm

2 stops25h 00m

London Heathrow

Fri 1/30

6:40 am-10:16 pm

2 stops23h 36m

$601

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 3/11

7:00 am-6:30 pm

2 stops28h 30m

London Heathrow

Tue 3/17

6:40 am-9:12 pm

2 stops21h 32m

$601

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 2/2

1:10 pm-6:30 pm

2 stops21h 20m

London Heathrow

Sat 2/21

6:40 am-11:11 pm

2 stops24h 31m

$601

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 3/10

1:59 pm-9:40 pm

2 stops24h 41m

London Heathrow

Tue 3/17

6:40 am-9:59 pm

2 stops22h 19m

$601

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sat 1/17

9:09 am-6:30 pm

2 stops25h 21m

London Heathrow

Sat 1/31

6:40 am-10:16 pm

2 stops23h 36m

$601

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 2/11

9:40 am-9:35 pm

3 stops27h 55m

London Heathrow

Thu 2/19

6:40 am-11:11 pm

2 stops24h 31m

$604

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sat 1/17

9:35 am-7:05 am

1 stop13h 30m

London Heathrow

Sat 1/31

6:30 am-2:15 pm

1 stop15h 45m

$618

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 1/12

11:56 am-10:15 am

1 stop14h 19m

London Heathrow

Thu 1/22

6:30 am-2:15 pm

1 stop15h 45m

$618

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Thu 3/12

11:35 pm-8:10 pm

1 stop13h 35m

London Heathrow

Tue 3/17

8:40 am-3:15 pm

1 stop13h 35m

$618

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 60 results

...

Compare providers for flights from Las Vegas to London

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to London in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
Thrive Travel	Price Accuracy3 stars	Trust Score*1 star
Justfly.com	Price Accuracy3 stars	Trust Score*3 stars
Mytrip	Price Accuracy3 stars	Trust Score*3 stars
Gotogate	Price Accuracy3 stars	Trust Score*3 stars
Gurufare	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Las Vegas-London flights, users find the pricing of Justfly.com to be most consistent on Cheapflights vs. Justfly.com Users can find the same prices on Las Vegas-London flight deals on Cheapflights vs. Justfly.com >95% of the time. Price accuracy is based on data collected from Las Vegas-London flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Las Vegas-London flights, Cheapflights users trust Justfly.com the most. Justfly.com has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Las Vegas-London flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 8 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, January is the cheapest month in which you can book a flight from Las Vegas to London (average of $412). Flying from Las Vegas to London in June is currently the most expensive (average of $983). 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 at noon, when flights are generally more expensive, you can save up to 19% on flights from Las Vegas to London by exploring options for tickets in the evening.

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 Sunday 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 Monday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 on average).

How much does it cost to fly round-trip from Las Vegas to London?

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

Reviews of airlines servicing London

See what other customers who have flown with Delta, Virgin Atlantic, and American Airlines 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

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Delta

7.9

Good

8,005 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Virgin Atlantic

7.5

Good

675 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

American Airlines

7.2

Good

11,050 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

Norse Atlantic UK

7.2

Good

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

British Airways

6.7

Okay

7,571 reviews

Delta

7.9

Good

8,005 reviews

Reviews

1 / 20

6.0

Good

Jim,Nov 2025

AVL - ATL

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. 11 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 7 outbound flights to London per day.
How long is the flight from Las Vegas to London?
For as low as $689, Scandinavian Airlines can have you in London from Las Vegas in 13h 10m. Las Vegas and London are separated by a distance of 5228 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 $418. 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 49% 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 Norse Atlantic UK, which is currently one of the cheapest options available, starting at $174. JetBlue flights start at $220 while deals on United Airlines start at $398 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 Air France (78%), Delta (78%) or Virgin Atlantic (78%) 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 $356. While the most popular route (Las Vegas Harry Reid Intl - London Heathrow) can be booked for $547 on average, our data indicates $1,361 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, January is the cheapest month in which you can book a flight from Las Vegas to London (average of $412). Flying from Las Vegas to London in June is currently the most expensive (average of $983). 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.

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Top 10 airlines flying from Las Vegas to London

Airline	Cheapest	Average	Flexibility	On-time
Norse Atlantic UK	Cheapest$418	Average$464	FlexibilityNo cancel fee	On-timeN/A
Air Canada	Cheapest$502	Average$662	FlexibilityNo cancel fee	On-time67%
Virgin Atlantic	Cheapest$542	Average$971	FlexibilityNo cancel fee	On-time72%
British Airways	Cheapest$549	Average$828	FlexibilityNo cancel fee	On-time70%
Iberia	Cheapest$596	Average$1,109	FlexibilityNo cancel fee	On-time77%
United Airlines	Cheapest$598	Average$776	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$616	Average$957	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$639	Average$900	FlexibilityNo cancel fee	On-time71%
Finnair	Cheapest$685	Average$916	FlexibilityNo cancel fee	On-time76%
JetBlue	Cheapest$687	Average$1,052	FlexibilityNo cancel fee	On-time62%

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$204+ 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in February or January, booked 8 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap 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 December 12, 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 December 12, 2025.

Find flight deals from Las Vegas to London

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Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Las Vegas to London in December.

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.

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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 December 5, 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 December 12, 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 December 12, 2025.

How much does it cost to fly round-trip from Las Vegas to London?

The best insider tips for Las Vegas to London flights

AI-powered summary based on content written by travel experts. AI can make mistakes.

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

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Reviews of airlines servicing London

See what other customers who have flown with Delta, Virgin Atlantic, and American Airlines 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?

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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 December 12, 2025.