Belfast (BHD) to Washington (IAD) business class reward flights

IAD → BHD

Lowest seen in the last 5 daysPlus fees$890.59Program

Atmos RewardsAirline

British AirwaysDepartingThu, Oct 22

Last checked 4d agoChecked 17 Oct 2026, 14:28 UTC

Which program and airline costs you least

Belfast to Washington in business class starts at 45K Atmos points plus $890.59 — British Airways through Atmos Rewards. KLM through Air France-KLM Flying Blue charges the least cash — $808.69 — but wants 80K miles.

Every way to book BHD to IAD with miles or points
Airline	Program			Book
British Airwaysvia LHRlast seen 17 Oct, not re-checked sinceAtmos Rewards	Atmos Rewards	Fewest points45K Atmos pointsplus $890.59	$890.59
KLMvia AMSlast seen 8 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueLight fare	80Kplus $808.69	Lowest fees$808.69

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.

BHD to IAD in business class: the facts

Over the next 60 days we hold business class seats from Belfast to Washington on 22 of the 22 departure days we have checked so far (38 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
15 of 22 checked
Lowest
45,000 Atmos points
Typical day
45,000 Atmos points
Cash on top
$891
Air France-KLM Flying Blue
Days with space
10 of 22 checked
Lowest
80,000 miles
Typical day
149,500 miles
Cash on top
$809 to $839

BHD to IAD business class seats per program over the next 60 days
Program	Days with space	Lowest	Typical day	Cash on top
Atmos Rewards	15 of 22 checked	45,000 Atmos points	45,000 Atmos points	$891
Air France-KLM Flying Blue	10 of 22 checked	80,000 miles	149,500 miles	$809 to $839

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 BHD to IAD in business class on a date with space, and pay in Atmos points with the cash on top (from $891).
Air France-KLM Flying Blue books on airfrance.fr: sign in there, search BHD to IAD in business class on a date with space, and pay in miles with the cash on top (from $809).

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

More routes

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More routes to Washington

Every route we watch from Belfast (BHD)

Get told the moment a BHD → IAD 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.