Chicago (ORD) to Bristol (BRS) business class award flights

BRS → ORD

Lowest seen in the last 10 daysPlus fees$365.60Program

Air France-KLM Flying BlueLight fareAirline

KLMDepartingSun, Oct 25

Last checked 9d agoChecked 12 Oct 2026, 19:46 UTC

Which program and airline costs you least

Chicago to Bristol in business class starts at 193K miles plus $365.60 — KLM through Air France-KLM Flying Blue. Aer Lingus through Atmos Rewards charges the least cash — $29.00 — but wants 250K Atmos points.

Every way to book ORD to BRS with miles or points
Airline	Program
KLMvia AMSlast seen 12 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueLight fare	Fewest miles193Kplus $365.60	$365.60
Aer Lingusvia DUBlast seen 12 Oct, not re-checked sinceAtmos Rewards	Atmos Rewards	250K Atmos pointsplus $29.00	Lowest fees$29.00
Air Francevia CDG, AMSlast seen 12 Oct, not re-checked sinceAir France-KLM Flying Blue	Air France-KLM Flying BlueLight fare	275.5Kplus $384.10	$384.10

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.

ORD to BRS in business class: the facts

Over the next 60 days we hold business class seats from Chicago to Bristol 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 12, 2026.

Air France-KLM Flying Blue
Days with space
10 of 34 checked
Lowest
193,000 miles
Typical day
275,500 miles
Cash on top
$366 to $384
Atmos Rewards
Days with space
24 of 34 checked
Lowest
250,000 Atmos points
Typical day
250,000 Atmos points
Cash on top
$29 to $38

ORD to BRS business class seats per program over the next 60 days
Program	Days with space	Lowest	Typical day	Cash on top
Air France-KLM Flying Blue	10 of 34 checked	193,000 miles	275,500 miles	$366 to $384
Atmos Rewards	24 of 34 checked	250,000 Atmos points	250,000 Atmos points	$29 to $38

Nonstop or with a connection

No nonstop seats in the window. With a connection on Aer Lingus, Air France and KLM.

How to book it

Air France-KLM Flying Blue books on airfrance.fr: sign in there, search ORD to BRS in business class on a date with space, and pay in miles with the cash on top (from $366).
Atmos Rewards books on alaskaair.com: sign in there, search ORD to BRS in business class on a date with space, and pay in Atmos points with the cash on top (from $29).

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

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Every route we watch from Chicago (ORD)

Get told the moment a ORD → BRS 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.