Find cheap flights from Las Vegas to London Heathrow Airport

LAS - LHR

Find cheap flights from Las Vegas to London Heathrow Airport

Round-trip
Economy
Las Vegas (LAS)
London Heathrow
Thu 8/13
Thu 8/20
Any month
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Good to know

Low season

January Best time to beat the crowds with an average 23% drop in price.

High season

June Most popular time to fly with an average 47% increase in price.

Average price of a round-trip

$689 (avg. price over the last 2 weeks)

Good deal for a round-trip

$611 or less

When to book flights from Las Vegas to London Heathrow

Estimated round-trip price
Average price per month
Flight prices as travel date approaches
-1 day
-2 days

Top tips for finding a cheap flight

  • Looking for a cheap flight? 25% of our users found flights on this route for $690 or less.
  • The cheapest flight from Las Vegas to London Heathrow Airport was found 73 days before departure, on average.
  • Book at least 4 weeks before departure in order to get a below-average price.
  • High season is considered to be May, June and July. The cheapest month to fly is January.
  • Morning departure is around 61% cheaper than an evening flight, on average*.
*Average of the lowest prices shown in KAYAK’s search results for departures within the next 30 days

FAQs for booking Las Vegas to London Heathrow Airport flights

Which airlines have a flexible cancellation policy for flights from Las Vegas McCarran to London Heathrow due to COVID-19?

How long does a flight from Las Vegas to London Heathrow Airport take?

How many flights are there between Las Vegas and London Heathrow Airport?

Which airlines provide the cheapest flights from Las Vegas to London Heathrow Airport?

Do I need a passport to fly between Las Vegas and London Heathrow Airport?

Which airlines fly most frequently between Las Vegas and London Heathrow Airport?

What’s the cheapest day of the week to fly Las Vegas to London Heathrow Airport?

How does KAYAK find such low prices on flights from Las Vegas to London Heathrow Airport?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Las Vegas to London Heathrow Airport?

What is the Hacker Fare option on flights from Las Vegas to London Heathrow Airport?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Las Vegas to London Heathrow Airport?

Top 5 airlines serving Las Vegas McCarran to London Heathrow

Scores according to KAYAK customer reviews

8.5
Air New Zealand
Overall score based on 2,831 reviews
8.6
Boarding
8.3
Comfort
8.9
Crew
8.5
Entertainment
8.2
Food
Airline reviews
Read more about Air New Zealand

Book cheap flights from Las Vegas to London Heathrow Airport

Recent round-trip flight deals

8/28
Fri
2 stops
Multiple Airlines
30h 50m
LAS - LHR
9/4
Fri
3 stops
Multiple Airlines
36h 50m
LHR - LAS
11/8
Sun
nonstop
Finnair
9h 55m
LAS - LHR
11/17
Tue
2 stops
Finnair
38h 37m
LHR - LAS
11/4
Wed
1 stop
Lufthansa
13h 20m
LAS - LHR
11/11
Wed
1 stop
Lufthansa
13h 09m
LHR - LAS
11/4
Wed
1 stop
Austrian Airlines
16h 55m
LAS - LHR
11/11
Wed
1 stop
Austrian Airlines
15h 28m
LHR - LAS
9/18
Fri
2 stops
Multiple Airlines
30h 54m
LAS - LHR
9/23
Wed
2 stops
Multiple Airlines
37h 36m
LHR - LAS
8/24
Mon
2 stops
Multiple Airlines
20h 40m
LAS - LHR
8/29
Sat
2 stops
Multiple Airlines
38h 35m
LHR - LAS
9/25
Fri
2 stops
Multiple Airlines
28h 29m
LAS - LHR
10/23
Fri
2 stops
Multiple Airlines
28h 34m
LHR - LAS
8/15
Sat
2 stops
Multiple Airlines
19h 00m
LAS - LHR
8/22
Sat
2 stops
Multiple Airlines
38h 35m
LHR - LAS
10/5
Mon
2 stops
Multiple Airlines
17h 18m
LAS - LHR
10/19
Mon
2 stops
Multiple Airlines
35h 11m
LHR - LAS
9/18
Fri
2 stops
Multiple Airlines
28h 29m
LAS - LHR
10/15
Thu
3 stops
Multiple Airlines
36h 15m
LHR - LAS
11/8
Sun
nonstop
Finnair
9h 55m
LAS - LHR
11/17
Tue
nonstop
Finnair
10h 45m
LHR - LAS
8/13
Thu
3 stops
Multiple Airlines
22h 10m
LAS - LHR
8/20
Thu
3 stops
Multiple Airlines
43h 39m
LHR - LAS
1/13
Wed
nonstop
Finnair
9h 55m
LAS - LHR
2/11
Thu
nonstop
Finnair
10h 45m
LHR - LAS
8/14
Fri
3 stops
Multiple Airlines
29h 55m
LAS - LHR
8/21
Fri
3 stops
Multiple Airlines
35h 05m
LHR - LAS
Show more results

Recent one-way flight deals

8/22
Sat
2 stops
Multiple Airlines
25h 40m
LAS - LHR
9/28
Mon
2 stops
TAP AIR PORTUGAL
32h 55m
LAS - LHR
9/28
Mon
3 stops
Multiple Airlines
57h 55m
LAS - LHR
9/30
Wed
2 stops
Multiple Airlines
40h 14m
LAS - LHR
7/27
Mon
1 stop
Brussels Airlines
12h 09m
LAS - LHR
8/3
Mon
2 stops
Air New Zealand
19h 05m
LAS - LHR
8/1
Sat
1 stop
Austrian Airlines
24h 05m
LAS - LHR
9/30
Wed
2 stops
Turkish Airlines
23h 03m
LAS - LHR
8/14
Fri
2 stops
Multiple Airlines
37h 05m
LAS - LHR
9/24
Thu
3 stops
Multiple Airlines
50h 30m
LAS - LHR
7/31
Fri
2 stops
Multiple Airlines
22h 31m
LAS - LHR
9/30
Wed
2 stops
TAP AIR PORTUGAL
25h 12m
LAS - LHR
7/31
Fri
2 stops
TAP AIR PORTUGAL
24h 30m
LAS - LHR
8/8
Sat
3 stops
Multiple Airlines
33h 06m
LAS - LHR
7/25
Sat
1 stop
Brussels Airlines
12h 09m
LAS - LHR
8/16
Sun
3 stops
Multiple Airlines
41h 10m
LAS - LHR
8/4
Tue
3 stops
Multiple Airlines
45h 30m
LAS - LHR
8/8
Sat
2 stops
TAP AIR PORTUGAL
21h 20m
LAS - LHR
Show more results
*
Prices are per person and are for e–tickets and include all taxes & fees in USD.

We attempt to get accurate prices, however, prices are not guaranteed.

Here's why:

We’re not the seller.
At KAYAK we don’t set the prices, so it’s not possible for us to guarantee what other companies are selling.

We compile tonnes of data for you
Our service lets you quickly and easily compare results from hundreds of travel sites at once. In this sense, KAYAK is a search engine and we can't guarantee prices we find.

Why aren’t prices accurate 100% of the time?
Prices on airline seats, hotel rooms and car rentals can change frequently. Several people may also be trying to buy the same travel option simultaneously. As a result, you may find, on occasion, that certain prices are no longer available.

If you have more questions or if you have a bad price to report to us,
please send us an and someone from our team will get back to you promptly.

^
The fares displayed include all taxes and fees for economy class travel and were found by the provider in the last 72 hours. Seats are limited and may not be available on all flights and days. Fares are subject to change and may not be available on all flights or dates of travel. Some carriers charge additional fees for extra checked bags. Please check the carriers' sites.
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