London (LHR) to Phoenix (PHX) business class reward flights

PHX → LHR

Cheapest right nowPlus fees$436.89Program

Atmos RewardsAirline

American AirlinesDepartingThu, Oct 29

Last checked 9h agoChecked 21 Oct 2026, 19:09 UTC

Which program and airline costs you least

London to Phoenix in business class starts at 70K Atmos points plus $436.89 — American Airlines through Atmos Rewards.

Every way to book LHR to PHX with miles or points
Airline	Program
American Airlinesvia CLTAtmos Rewards	Atmos Rewards	Fewest points70K Atmos pointsplus $436.89	Lowest fees$436.89
British AirwaysNonstopAtmos Rewards	Atmos Rewards	70K Atmos pointsplus $879.59	$879.59
United Airlinesvia ORDlast seen 12 Oct, not re-checked sinceLifeMiles	LifeMiles	72Kplus $251.43	$251.43
Air Canadavia YYZlast seen 12 Oct, not re-checked sinceLifeMiles	LifeMiles	72Kplus $255.93	$255.93
Aeromexicovia MEXAir France-KLM Flying Blue	Air France-KLM Flying BlueStandard fare	92.5Kplus $506.22	$506.22
British AirwaysNonstopBritish Airways Club	British Airways Club	99K AviosFees not quoted	Not quoted
Alaska Airlinesvia SEAAtmos Rewards	Atmos Rewards	110K Atmos pointsplus $436.89	$436.89
Virgin Atlanticvia LAXAir France-KLM Flying Blue	Air France-KLM Flying BlueStandard fare	127.5Kplus $705.29	$705.29
Air Francevia CDGAir France-KLM Flying Blue	Air France-KLM Flying BlueLight fare	151Kplus $789.09	$789.09

Where the space is over the next 60 days

LHR to PHX in business class: the facts

Over the next 60 days we hold business class seats from London to Phoenix on 55 of the 55 departure days we have checked so far (5 days are not checked yet), through 4 programs. These figures are counted from the seats stored for those dates, not from a price history; the typical day is the median of each day's cheapest seat. Data updated October 22, 2026.

Atmos Rewards
Days with space
51 of 55 checked
Lowest
70,000 Atmos points
Typical day
85,000 Atmos points
Cash on top
$417 to $885
LifeMiles
Days with space
2 of 55 checked
Lowest
72,000 miles
Typical day
72,000 miles
Cash on top
$251 to $256
Air France-KLM Flying Blue
Days with space
31 of 55 checked
Lowest
92,500 miles
Typical day
200,500 miles
Cash on top
$506 to $801
British Airways Club
Days with space
6 of 55 checked
Lowest
99,000 Avios
Typical day
99,000 Avios
Cash on top
Not quoted

LHR to PHX business class seats per program over the next 60 days
Program	Days with space	Lowest	Typical day	Cash on top
Atmos Rewards	51 of 55 checked	70,000 Atmos points	85,000 Atmos points	$417 to $885
LifeMiles	2 of 55 checked	72,000 miles	72,000 miles	$251 to $256
Air France-KLM Flying Blue	31 of 55 checked	92,500 miles	200,500 miles	$506 to $801
British Airways Club	6 of 55 checked	99,000 Avios	99,000 Avios	Not quoted

Nonstop or with a connection

Nonstop seats on British Airways. With a connection on Aeromexico, Air Canada, Air France, Alaska Airlines, American Airlines, United Airlines and Virgin Atlantic.

How to book it

Atmos Rewards books on alaskaair.com: sign in there, search LHR to PHX in business class on a date with space, and pay in Atmos points with the cash on top (from $417).
LifeMiles books on lifemiles.com: sign in there, search LHR to PHX in business class on a date with space, and pay in miles with the cash on top (from $251).
Air France-KLM Flying Blue books on airfrance.fr: sign in there, search LHR to PHX in business class on a date with space, and pay in miles with the cash on top (from $506).
British Airways Club books on avios.com: sign in there, search LHR to PHX in business class on a date with space, and pay in Avios with the cash on top.

MilesZone finds the seat; it does not book it or take payment.

More routes

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