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

BHD → IAD

Lowest seen in the last 3 daysPlus fees$1,015.40Program

Atmos RewardsAirline

British AirwaysDepartingMon, Nov 9

Last checked 2d agoChecked 20 Oct 2026, 02:23 UTC

Which program and airline costs you least

Washington to Belfast in business class starts at 45K Atmos points plus $1,015.40 — British Airways through Atmos Rewards.

Every way to book IAD to BHD with miles or points
Airline	Program
British Airwaysvia LHRAtmos Rewards	Atmos Rewards	Fewest points45K Atmos pointsplus $1,015.40	Lowest fees$1,015.40
KLMvia AMSlast seen 12 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueLight fare	80Kplus $365.60	$365.60
SASvia CPH, AMSlast seen 12 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueStandard fare	153.5Kplus $83.00	$83.00
Delta Air Linesvia JFK, AMSlast seen 9 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueStandard fare	178.5Kplus $371.40	$371.40
Air Francevia CDG, AMSlast seen 9 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueLight fare	237.5Kplus $385.40	$385.40

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.

IAD to BHD in business class: the facts

Over the next 60 days we hold business class seats from Washington to Belfast on 34 of the 34 departure days we have checked so far (26 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 20, 2026.

Atmos Rewards
Days with space
4 of 34 checked
Lowest
45,000 Atmos points
Typical day
45,000 Atmos points
Cash on top
$1,015
Air France-KLM Flying Blue
Days with space
30 of 34 checked
Lowest
80,000 miles
Typical day
207,500 miles
Cash on top
$83 to $385

IAD to BHD business class seats per program over the next 60 days
Program	Days with space	Lowest	Typical day	Cash on top
Atmos Rewards	4 of 34 checked	45,000 Atmos points	45,000 Atmos points	$1,015
Air France-KLM Flying Blue	30 of 34 checked	80,000 miles	207,500 miles	$83 to $385

Nonstop or with a connection

No nonstop seats in the window. With a connection on Air France, British Airways, Delta Air Lines, KLM and SAS.

How to book it

Atmos Rewards books on alaskaair.com: sign in there, search IAD to BHD in business class on a date with space, and pay in Atmos points with the cash on top (from $1,015).
Air France-KLM Flying Blue books on airfrance.fr: sign in there, search IAD to BHD in business class on a date with space, and pay in miles with the cash on top (from $83).

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

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Every route we watch from Washington (IAD)

Get told the moment a IAD → BHD seat opens.

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