Heathrow's security lines can be lengthy; ensure all liquids are in one bag to avoid delays.
Round-trip from | $746 (The Travel House) |
---|---|
One-way from | $365 (Kiwi.com) |
Popular in | August |
Cheapest in | January |
Average price | $1,054 |
Good round-trip deal | $915 or less |
Good one-way deal | $521 or less |
Fly from
Fly to
Route
Depart
Return
Price
LondonLas Vegas
LGW - LAS
LGWLAS
London Gatwick
Fri 9/12
12:10 pm-3:50 pm
1 stop35h 40m
Las Vegas Harry Reid Intl
Mon 9/15
9:10 pm-9:35 am
1 stop28h 25m
LondonLas Vegas
LGW - LAS
LGWLAS
London Gatwick
Mon 9/22
12:10 pm-10:22 pm
1 stop18h 12m
Las Vegas Harry Reid Intl
Mon 9/29
9:10 pm-9:35 am
1 stop28h 25m
LondonLas Vegas
LGW - LAS
LGWLAS
London Gatwick
Sat 9/13
2:00 pm-9:10 am
1 stop27h 10m
Las Vegas Harry Reid Intl
Thu 9/18
12:47 am-6:20 am
2 stops21h 33m
LondonLas Vegas
LGW - LAS
LGWLAS
London Gatwick
Thu 2/5
2:00 pm-10:35 am
1 stop28h 35m
Las Vegas Harry Reid Intl
Thu 2/19
8:25 am-10:00 am
1 stop17h 35m
LondonLas Vegas
LGW - LAS
LGWLAS
London Gatwick
Thu 9/4
2:00 pm-10:41 am
2 stops28h 41m
Las Vegas Harry Reid Intl
Sat 9/6
12:47 am-6:20 am
2 stops21h 33m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Tue 10/14
8:15 am-6:02 pm
1 stop17h 47m
Las Vegas Harry Reid Intl
Mon 10/20
11:59 pm-8:45 pm
1 stop12h 46m
LondonLas Vegas
STN - LAS
STNLAS
London Stansted
Wed 9/10
8:15 am-3:01 pm
3 stops38h 46m
Las Vegas Harry Reid Intl
Sat 9/20
5:36 pm-10:40 am
3 stops33h 04m
LondonLas Vegas
LGW - LAS
LGWLAS
London Gatwick
Thu 11/6
7:40 pm-10:35 pm
3 stops34h 55m
Las Vegas Harry Reid Intl
Sat 11/8
12:15 am-6:00 am
2 stops21h 45m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Tue 10/14
8:15 am-6:02 pm
1 stop17h 47m
Las Vegas Harry Reid Intl
Mon 11/3
11:15 pm-8:45 pm
1 stop13h 30m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Mon 10/13
8:15 am-9:12 pm
1 stop20h 57m
Las Vegas Harry Reid Intl
Mon 11/3
11:15 pm-8:45 pm
1 stop13h 30m
The best time to book flights from London to Las Vegas is 22 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Currently, August is the cheapest month in which you can book a flight from London to Las Vegas (average of $198). Flying from London to Las Vegas in March is currently the most expensive (average of $269). 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.
One of the essential ways to save on airfare from London to Las Vegas is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 32% on airfare.
The most flights from LON to LAS are scheduled on a Saturday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (4 on average).
Dublin (DUB) – chosen by Cheapflights users on 50% of 1-stop itineraries from London to Las Vegas on Cheapflights.
San Francisco (SFO) is the most affordable 1-stop option, with an average round-trip price of $740.
Flights via Dublin (DUB) have the shortest average one-way travel time for 1-stop routes: 13h 40m.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average layover time of 1h 34m.
Overall
Food
Entertainment
Boarding
Comfort
Crew
Reviews
Morgan Rae,Aug 2025
BRU - JFK
Overall
Food
Entertainment
Boarding
Comfort
Crew
Reviews
Morgan Rae,Aug 2025
BRU - JFK
Overall
Food
Entertainment
Boarding
Comfort
Crew
Reviews
Morgan Rae,Aug 2025
BRU - JFK
Overall
Food
Entertainment
Boarding
Comfort
Crew
Reviews
Morgan Rae,Aug 2025
BRU - JFK
Overall
Food
Entertainment
Boarding
Comfort
Crew
Reviews
Morgan Rae,Aug 2025
BRU - JFK
Overall
Food
Entertainment
Boarding
Comfort
Crew
Reviews
Morgan Rae,Aug 2025
BRU - JFK
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$616 | Average$1,070 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$687 | Average$907 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$693 | Average$901 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$740 | Average$984 | FlexibilityNo cancel fee | On-time72% | |
Cheapest$763 | Average$1,136 | FlexibilityNo cancel fee | On-time77% |