$676 Cheap American Airlines flights Las Vegas (LAS) to London (LHR)

View $676 flight on Thu, May 21, 2026Opens in a new window

$676 Cheap American Airlines flights Las Vegas (LAS) to London (LHR)

Prices were available within the past 7 days and start at $676 for one-way flights and $1,053 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, May 21 - Thu, Jun 4
LAS
Las Vegas
LHR
London
$1,053 Roundtrip, found 15 hours ago
$1,053
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, May 21 from Las Vegas to London, returning Thu, Jun 4, priced at $1,053 found 15 hours ago
American Airlines
Thu, May 21 - Thu, Jun 4
LAS
Las Vegas
LHR
London
$1,057 Roundtrip, found 15 hours ago
$1,057
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, May 21 from Las Vegas to London, returning Thu, Jun 4, priced at $1,057 found 15 hours ago
American Airlines
Thu, May 21 - Thu, Jun 4
LAS
Las Vegas
LHR
London
$1,063 Roundtrip, found 15 hours ago
$1,063
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, May 21 from Las Vegas to London, returning Thu, Jun 4, priced at $1,063 found 15 hours ago
American Airlines
Thu, May 21 - Thu, Jun 4
LAS
Las Vegas
LHR
London
$1,107 Roundtrip, found 15 hours ago
$1,107
Roundtrip
found 15 hours ago
Select American Airlines flight, departing Thu, May 21 from Las Vegas to London, returning Thu, Jun 4, priced at $1,107 found 15 hours ago
American Airlines
Thu, May 21 - Sat, Jun 6
LAS
Las Vegas
LHR
London
$1,113 Roundtrip, found 16 hours ago
$1,113
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Thu, May 21 from Las Vegas to London, returning Sat, Jun 6, priced at $1,113 found 16 hours ago
American Airlines
Thu, May 21 - Sat, Jun 6
LAS
Las Vegas
LHR
London
$1,117 Roundtrip, found 16 hours ago
$1,117
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Thu, May 21 from Las Vegas to London, returning Sat, Jun 6, priced at $1,117 found 16 hours ago
American Airlines
Thu, May 21 - Sat, Jun 6
LAS
Las Vegas
LHR
London
$1,127 Roundtrip, found 16 hours ago
$1,127
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Thu, May 21 from Las Vegas to London, returning Sat, Jun 6, priced at $1,127 found 16 hours ago

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
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, JetBlue Airways, KLM, Lufthansa, United, Virgin Atlantic, WestJet
Popular airline
Aer Lingus
Distance
8345 km
Average flight time
17 hours 52 mins