At Heathrow, allow extra time for strict security checks. Ensure all liquids are in one small bag to avoid delays.
Round-trip from | $717 (Trip.com) |
---|---|
One-way from | $355 (Kiwi.com) |
Popular in | August |
Cheapest in | February |
Average price | $954 |
Good round-trip deal | $876 or less |
Good one-way deal | $521 or less |
Fly from
Fly to
Route
Depart
Return
Price
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Mon 7/14
4:05 pm-9:36 am
1 stop25h 31m
Las Vegas Harry Reid Intl
Mon 7/21
9:17 pm-6:25 am
1 stop25h 08m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Tue 9/16
11:15 am-6:15 pm
1 stop15h 00m
Las Vegas Harry Reid Intl
Wed 9/24
11:30 am-8:00 am
1 stop12h 30m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Fri 9/12
2:05 pm-10:12 pm
1 stop16h 07m
Las Vegas Harry Reid Intl
Fri 9/19
11:15 pm-6:30 am
1 stop23h 15m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Tue 9/2
11:25 am-5:10 pm
1 stop13h 45m
Las Vegas Harry Reid Intl
Tue 9/16
12:30 pm-11:45 am
1 stop15h 15m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Tue 9/9
4:35 pm-7:15 pm
Nonstop10h 40m
Las Vegas Harry Reid Intl
Mon 9/15
1:20 pm-9:50 am
1 stop12h 30m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Sat 9/6
8:40 am-6:35 pm
1 stop17h 55m
Las Vegas Harry Reid Intl
Tue 9/9
9:10 pm-3:05 pm
Nonstop9h 55m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Sun 8/31
8:30 am-4:20 pm
1 stop15h 50m
Las Vegas Harry Reid Intl
Sun 9/7
9:45 am-7:25 am
1 stop13h 40m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Sat 8/30
6:00 am-6:13 pm
2 stops20h 13m
Las Vegas Harry Reid Intl
Wed 9/3
1:38 pm-4:25 pm
2 stops18h 47m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Thu 9/4
12:00 pm-8:14 pm
1 stop16h 14m
Las Vegas Harry Reid Intl
Thu 9/11
7:45 pm-4:05 pm
1 stop12h 20m
LondonLas Vegas
LHR - LAS
LHRLAS
London Heathrow
Fri 9/12
5:30 pm-8:10 pm
Nonstop10h 40m
Las Vegas Harry Reid Intl
Fri 9/19
6:00 am-7:40 am
1 stop17h 40m
The best time to book flights from London Heathrow Airport to Las Vegas is 53 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 Heathrow Airport to Las Vegas (average of $198). Flying from London Heathrow Airport 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.
Unlike in the afternoon, when flights are generally more expensive, you can save up to 10% on flights from London Heathrow Airport to Las Vegas by exploring options for tickets at noon.
The most flights from LHR to LAS are scheduled on a Monday (9 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (5 on average).
In terms of precipitation, rainfall in Las Vegas ranges from 0.1 - 0.8 inches per month. February is typically the wettest month, when rainfall can reach 0.8 in. May is typically the driest time to visit Las Vegas when rainfall is around 0.1 in.
If weather is an important factor for your trip to Las Vegas, 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 93.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 48.2 F).
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Boarding
Entertainment
Food
Overall
Comfort
Crew
Reviews
Kim,May 2025
PIH - SLC
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$616 | Average$846 | FlexibilityNo cancel fee | On-time71% | |
Cheapest$659 | Average$844 | FlexibilityNo cancel fee | On-time70% | |
Cheapest$693 | Average$875 | FlexibilityNo cancel fee | On-timeN/A | |
Cheapest$706 | Average$1,136 | FlexibilityNo cancel fee | On-time77% | |
Cheapest$707 | Average$931 | FlexibilityNo cancel fee | On-time72% |