London (LCY) to Dallas (DFW) business class reward flights

DFW → LCY

Lowest seen in the last 5 daysPlus fees$419.09Program

Atmos RewardsAirline

British AirwaysDepartingThu, Nov 12

Last checked 4d agoChecked 17 Oct 2026, 23:13 UTC

Which program and airline costs you least

London to Dallas in business class starts at 85K Atmos points plus $419.09 — British Airways through Atmos Rewards.

Every way to book LCY to DFW with miles or points
Airline	Program			Book
British Airwaysvia DUBlast seen 17 Oct, not re-checked sinceAtmos Rewards	Atmos Rewards	Fewest points85K Atmos pointsplus $419.09	Lowest fees$419.09
KLMvia AMS, JFK → LGA (change airports)last seen 11 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueStandard fare	113Kplus $806.89	$806.89

Where the space is over the next 60 days

Dashed days are prices last seen more than 3 days ago and not re-checked since.

LCY to DFW in business class: the facts

Over the next 60 days we hold business class seats from London to Dallas on 24 of the 24 departure days we have checked so far (36 days are not checked yet), through 2 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 17, 2026.

Atmos Rewards
Days with space
17 of 24 checked
Lowest
85,000 Atmos points
Typical day
110,000 Atmos points
Cash on top
$419 to $444
Air France-KLM Flying Blue
Days with space
7 of 24 checked
Lowest
113,000 miles
Typical day
210,500 miles
Cash on top
$807 to $827

LCY to DFW business class seats per program over the next 60 days
Program	Days with space	Lowest	Typical day	Cash on top
Atmos Rewards	17 of 24 checked	85,000 Atmos points	110,000 Atmos points	$419 to $444
Air France-KLM Flying Blue	7 of 24 checked	113,000 miles	210,500 miles	$807 to $827

Nonstop or with a connection

No nonstop seats in the window. With a connection on British Airways and KLM.

How to book it

Atmos Rewards books on alaskaair.com: sign in there, search LCY to DFW in business class on a date with space, and pay in Atmos points with the cash on top (from $419).
Air France-KLM Flying Blue books on airfrance.fr: sign in there, search LCY to DFW in business class on a date with space, and pay in miles with the cash on top (from $807).

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

More routes

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Every route we watch from London (LCY)

Get told the moment a LCY → DFW seat opens.

We re-check that exact seat seconds before the email leaves, so what you open is still there.

Email only. Searching this route stays free for departures in the next 60 days.