When is the best time to book flights for the cheapest price?
Flights from Heathrow to Las Vegas are often cheaper between September and May, outside of the peak summer months. Booking in advance can also help secure better deals.
Cheap flights from London Heathrow to Las Vegas
from as little as £478
7 nights in Las Vegas, departing London Heathrow on 16 / Sep / 2025 with JetBlue (price found 13 hours ago)
Subject to availability, prices correct of the last 24 hours Part of the Emirates Group
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Cheap return flights from London Heathrow to Las Vegas
Find the best dealsThe London Heathrow / Las Vegas route
All 8401 km of itCheap flight deals for this route
See what's hot at the momentLas Vegas flight facts
What you need to knowHow much are flights normally?
£ 502
If you see flights from London Heathrow to Las Vegas for less than this, you've found a good deal.
When is the best time to book cheap flights?
21 weeks
If you want cheap flights from London Heathrow to Las Vegas, this is the best time to book.
What are the cheapest airlines?
- Air Canada
- JetBlue
- British Airways
- KLM
- Lufthansa
These airlines usually offer the cheapest flights from London Heathrow to Las Vegas.
Can I fly direct to Las Vegas?
- Virgin Atlantic
- KLM
- Aer Lingus
- British Airways
- Finnair
You can fly non-stop from London Heathrow to Las Vegas with these airlines.
What airlines fly indirectly?
- Air Canada
- Lufthansa
- JetBlue
- British Airways
- Air France
These airlines fly from London Heathrow to Las Vegas, but you’ll have at least one layover.
When is high season?
- September
This is the most expensive time to fly to Las Vegas. If this is when you want to go, book your flight from London Heathrow in advance.
When is the cheapest time to fly?
- January
Flights from London Heathrow to Las Vegas are usually cheaper at this time of year.
How long is the flight?
10 hrs 40 mins
This is the shortest flight time from London Heathrow to Las Vegas.
How long should I stay in Las Vegas?
5 days
Most people spend this amount of time in Las Vegas.
Alternative flights from the UK to Las Vegas
Check out prices for other routesAlternative flights from London Heathrow to Las Vegas
You might find cheaper flights nearby
Fly direct from London Heathrow to Las Vegas in around 10 hours. Virgin Atlantic and British Airways both fly direct, and many other airlines offer indirect flights with one or two stopovers. There are 2,623 flights every week, and the cheapest flight currently costs £478 with JetBlue and departs on 16 / Sep / 2025.
Min / Max Temperature (°C)
LOWEST
-1 °C
AVG
18 °C
HIGHEST
39 °C
Rainfall (mm)
LOWEST
4 mm
AVG
9.6 mm
HIGHEST
16 mm
Key facts about Las Vegas
Currency
United States dollar
Language
English
Timezone
8 hrs behind GMT
How to get cheap flights from London Heathrow to Las Vegas
Tips and advice from our flight expertsOther popular destinations near Las Vegas
Where other people are flying to
