Heathrow

$269+ Cheap flights from Las Vegas (LAS) to Heathrow (LHR)

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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
LAS — LHR
Feb 25 — Mar 41
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Find cheap flights from Las Vegas to Heathrow with Cheapflights

1. Tell us where you want to go
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The best prices from Las Vegas Harry Reid Intl to London Heathrow are usually found in January or March, booked 67 days in advance, depart on a Sunday or Wednesday and return on a Friday

Cheap flight deals from Las Vegas to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Las Vegas (LAS) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$627
(Gotogate)

One-way from

$279
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$758

Good round-trip deal

$863 or less

Good one-way deal

$488 or less
Provider with most accurate pricing for Las Vegas Harry Reid Intl-London Heathrow flight deals.
Provider most trusted by Cheapflights users for Las Vegas Harry Reid Intl-London Heathrow flights.
From Las Vegas Harry Reid Intl to London Heathrow
One-way flight from Las Vegas Harry Reid Intl to London Heathrow
Highest demand for flights based on searches. 21% potential increase in price ($245 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
Average for round-trip flights in February 2025
Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to London Heathrow.
Price to beat on a one-way flight from Las Vegas Harry Reid Intl to London Heathrow.

Find flight deals from Las Vegas to Heathrow

Cheapest flights from Las Vegas to Heathrow
Explore the most affordable flight options available from Las Vegas to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This CrystalTravel deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/77:45 amLAS - LHR
1 stop18h 25mMultiple Airlines
Sun 3/98:55 amLHR - LAS
2 stops20h 34mMultiple Airlines
Deal found 2/18$610
This Cheapflightsfares deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2211:30 amLAS - LHR
1 stop13h 40mBritish Airways
Wed 11/124:05 pmLHR - LAS
Nonstop10h 45mBritish Airways
Deal found 2/17$640
This Air Canada deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/128:10 amLAS - LHR
1 stop16h 00mAir Canada
Wed 3/268:55 amLHR - LAS
2 stops19h 58mAir Canada
Deal found 2/19$643
This KLM deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/49:50 amLAS - LHR
1 stop14h 05mKLM
Tue 3/118:40 amLHR - LAS
1 stop13h 30mKLM
Deal found 2/18$645
This United Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/56:00 amLAS - LHR
2 stops16h 40mUnited Airlines
Thu 3/137:30 amLHR - LAS
1 stop15h 05mUnited Airlines
Deal found 2/17$651
This Virgin Atlantic deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/109:45 pmLAS - LHR
Nonstop9h 55mVirgin Atlantic
Thu 3/204:00 pmLHR - LAS
Nonstop10h 50mVirgin Atlantic
Deal found 2/18$660
This Finnair deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/221:56 pmLAS - LHR
1 stop14h 19mFinnair
Wed 5/73:10 pmLHR - LAS
1 stop14h 50mFinnair
Deal found 2/18$668
This SWISS deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/181:41 pmLAS - LHR
2 stops24h 59mSWISS
Mon 3/311:45 pmLHR - LAS
2 stops39h 09mSWISS
Deal found 2/18$676
This Scandinavian Airlines deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/19:35 amLAS - LHR
3 stops22h 50mScandinavian Airlines
Tue 4/87:05 amLHR - LAS
2 stops25h 12mScandinavian Airlines
Deal found 2/18$683
This Cheapflightsfares deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/198:55 pmLAS - LHR
Nonstop10h 00mIberia
Tue 11/254:05 pmLHR - LAS
Nonstop10h 45mIberia
Deal found 2/18$684
This Delta deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/197:25 amLAS - LHR
1 stop16h 30mDelta
Fri 3/284:00 pmLHR - LAS
Nonstop10h 50mDelta
Deal found 2/18$715
This FlightHub deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/277:35 pmLAS - LHR
1 stop13h 15mAer Lingus
Thu 3/138:50 amLHR - LAS
1 stop17h 00mAer Lingus
Deal found 2/19$735

Find flights from Las Vegas to Heathrow within your budget

Customize your flight search to find flights from Las Vegas to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Las Vegas

Fly to

Heathrow

Route

Depart

Return

Price

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 4/2

7:25 am-11:50 am

2 stops20h 25m

London Heathrow

Wed 4/30

9:30 am-9:55 pm

2 stops20h 25m

$627

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 3/4

7:45 am-10:10 am

1 stop18h 25m

London Heathrow

Tue 3/11

6:30 am-7:10 pm

2 stops19h 40m

$635

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 3/4

9:50 am-7:55 am

1 stop14h 05m

London Heathrow

Tue 3/11

8:40 am-3:10 pm

1 stop13h 30m

$645

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 3/26

11:19 am-6:50 am

1 stop12h 31m

London Heathrow

Wed 4/9

12:15 pm-3:10 pm

Nonstop10h 55m

$648

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 3/10

12:59 am-7:30 am

1 stop23h 31m

London Heathrow

Tue 3/18

7:30 am-3:35 pm

1 stop15h 05m

$652

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 4/22

1:55 pm-11:25 am

1 stop13h 30m

London Heathrow

Wed 5/7

6:30 am-1:25 pm

1 stop14h 55m

$654

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 3/11

11:15 am-8:45 am

1 stop14h 30m

London Heathrow

Tue 3/18

4:00 pm-7:50 pm

Nonstop10h 50m

$666

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 4/1

9:35 am-4:25 pm

3 stops22h 50m

London Heathrow

Tue 4/8

7:05 am-12:17 am

2 stops25h 12m

$683

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Tue 3/18

10:39 am-4:45 pm

2 stops23h 06m

London Heathrow

Tue 4/1

6:30 am-6:06 pm

2 stops19h 36m

$686

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 3/3

8:40 am-12:50 pm

1 stop20h 10m

London Heathrow

Wed 3/5

2:50 pm-8:54 pm

1 stop14h 04m

$689

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 26 results
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2
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Compare providers for flights from Las Vegas to Heathrow

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 Heathrow in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*3 stars
oojoPrice Accuracy3 starsTrust Score*2 stars
Trip.comPrice Accuracy1 starTrust 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 Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Las Vegas-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Las Vegas-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Las Vegas-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 Heathrow Airport 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 Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow 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.

Travel insights for flights from Las Vegas to Heathrow

Get recent, data-driven insights about flights from Las Vegas to Heathrow including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Las Vegas to Heathrow. Price data was last updated on February 14, 2025.

The price you pay for your flight from Las Vegas to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 67 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Las Vegas to London Heathrow Airport (average of $661). Flying from Las Vegas to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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 LHR?

Find hourly flight availability from Las Vegas to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

It’s typically best to fly out from Las Vegas to London Heathrow Airport in the morning. Doing so could potentially save you 27% on the flight price compared to flying in the evening, which is usually more expensive.

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

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

Travelers seeking maximum savings on their Las Vegas to London Heathrow Airport flight should consider departing on Sunday at noon 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 Heathrow Airport

Explore weekly flight availability from Las Vegas to Heathrow. 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 February 20, 2025.

The most flights from LAS to LHR are scheduled on a Wednesday (14 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport 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 Heathrow Airport when rainfall is around 1.6 in.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, 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).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated February 20, 2025.
Get a feel of what it's like to fly with Delta, KLM and SWISS from Las Vegas to London by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good
8.0
Very good

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

8.0
Very good

Entertainment

7.9

Crew

8.5

Food

7.3

Comfort

8.0

Overall

8.0

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to Heathrow. 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 Heathrow?

    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 Heathrow. 12 airlines have flights from Harry Reid Intl to London Heathrow on a regular basis. Booking flights from Las Vegas Harry Reid Intl to London Heathrow should not be difficult; the airport handles an average of 11 outbound flights to London Heathrow per day.

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

    According to our current data, Air Canada ($627), KLM ($645), and British Airways ($648) offers the cheapest pricing from Las Vegas to London Heathrow Airport. Air Canada is currently priced 30% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from Las Vegas to London Heathrow Airport are JetBlue ($320), WestJet ($332), and British Airways ($386).

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

    No one likes to see their flight delayed. When booking a flight from Las Vegas to London Heathrow Airport consider choosing KLM (90%), Air France (90%) or Delta (90%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Las Vegas to London Heathrow Airport?

    Looking for the cheapest flight from Las Vegas to London Heathrow Airport? While on average our users pay $1,324, our data indicates the cheapest price to be $428. The most popular route (Las Vegas Harry Reid Intl - London Heathrow), is priced around $610.

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

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

  • How can I find direct flights from Las Vegas to Heathrow?

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

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

    Yes. Cheapflights offers flight deals from Las Vegas to Heathrow 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 Heathrow Airport?

    Currently, November is the cheapest month in which you can book a flight from Las Vegas to London Heathrow Airport (average of $661). Flying from Las Vegas to London Heathrow Airport in June is currently the most expensive (average of $1,136). 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

Traveling to a place near Las Vegas?

Book flights to Las Vegas if you plan to visit one of these locations
Hounslow
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Luton
Wembley
Horley
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Northampton
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Watford
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Croydon
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Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Las Vegas to Heathrow

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Las Vegas to Heathrow

Discover the top 10 airlines that operate flights from Las Vegas to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapest$269Average$1,176FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$502Average$704FlexibilityNo cancel feeOn-time67%
Virgin AtlanticCheapest$557Average$996FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$580Average$720FlexibilityNo cancel feeOn-time69%
DeltaCheapest$595Average$908FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$600Average$942FlexibilityNo cancel feeOn-time71%
IberiaCheapest$621Average$915FlexibilityNo cancel feeOn-time77%
British AirwaysCheapest$635Average$987FlexibilityNo cancel feeOn-time70%
KLMCheapest$671Average$1,243FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$689Average$1,023FlexibilityNo cancel feeOn-time77%
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