$443 Cheap United flights Las Vegas (LAS) to London (LHR)

View $443 flight on Mon, Nov 2, 2026Opens in a new window

$443 Cheap United flights Las Vegas (LAS) to London (LHR)

Prices were available within the past 7 days and start at $443 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Find the cheapest month to fly from Las Vegas (LAS) to London (LHR)

February is typically the cheapest month to fly

From $525 - $940 per traveler.
Flights from Las Vegas (LAS) to London (LHR)
Origin airport
Harry Reid Intl.
Destination airport
Heathrow
Distance
8345 km
Average flight time
17 hours 55 mins