# Chicago (ORD) to London (LHR) business class award flights

In business class from Chicago (ORD) to London (LHR), the best value is also the fewest miles: 55,000 Atmos points plus $26 on American Airlines through Atmos Rewards (checked 3 Nov 2026).

Source: https://miles.zone/routes/ord-lhr
Data updated: 2026-11-03T07:31:06.138Z
Cash amounts are in US dollars.

Best value: 55,000 Atmos points plus $26 on American Airlines through Atmos Rewards, departing 2026-11-07.

## Every program and airline that can book it, next 60 days

| Airline | Program | Points | Cash on top | Routing | Departs | Checked |
| --- | --- | --- | --- | --- | --- | --- |
| Aer Lingus | [British Airways Club](https://miles.zone/programs/british-airways-club) | 54,000 Avios | Not quoted (about $29) | via DUB | 2026-11-24 | 27 Oct 2026, 07:19 UTC |
| American Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 55,000 Atmos points | $26 | via CLT | 2026-11-07 | 3 Nov 2026, 07:27 UTC |
| Aer Lingus | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 55,000 Atmos points | $29 | via DUB | 2026-11-14 | 3 Nov 2026, 07:27 UTC |
| Iberia | [British Airways Club](https://miles.zone/programs/british-airways-club) | 57,000 Avios | Not quoted | via MAD | 2026-11-23 | 27 Oct 2026, 07:19 UTC |
| Air France | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Light fare) | 60,000 miles | $354 | via CDG | 2026-11-09 | 3 Nov 2026, 03:01 UTC |
| KLM | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Light fare) | 60,000 miles | $364 | via AMS | 2026-11-05 | 3 Nov 2026, 03:01 UTC |
| Delta Air Lines | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Standard fare) | 95,500 miles | $239 | via JFK | 2027-01-01 | 3 Nov 2026, 07:31 UTC |
| British Airways | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 55,000 Atmos points | $1,004 | Nonstop | 2026-11-03 | 3 Nov 2026, 07:27 UTC |
| British Airways | [British Airways Club](https://miles.zone/programs/british-airways-club) | 88,000 Avios | Not quoted (about $1,004) | Nonstop | 2026-11-03 | 27 Oct 2026, 07:18 UTC |
| Delta Air Lines | [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 440,500 miles | $6 | via DTW | 2026-12-23 | 3 Nov 2026, 04:57 UTC |

## Route facts

Over the next 60 days we hold business class seats from Chicago to London on 59 of the 59 departure days we have checked so far (1 day is 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.

| Program | Days with space | Lowest | Typical day | Cash on top |
| --- | --- | --- | --- | --- |
| [British Airways Club](https://miles.zone/programs/british-airways-club) | 27 of 59 checked | 54,000 Avios | 54,000 Avios | Not quoted |
| [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 46 of 59 checked | 55,000 Atmos points | 85,000 Atmos points | $26 to $1,582 |
| [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) | 57 of 59 checked | 60,000 miles | 208,500 miles | $239 to $364 |
| [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 2 of 59 checked | 440,500 miles | 440,500 miles | $6 |

Nonstop seats on British Airways.
With a connection on Aer Lingus, Air France, American Airlines, Delta Air Lines, Iberia and KLM.

## How to book it

1. [British Airways Club](https://miles.zone/programs/british-airways-club) books on avios.com: sign in there, search ORD to LHR in business class on a date with space, and pay in Avios with the cash on top.
2. [Atmos Rewards](https://miles.zone/programs/atmos-rewards) books on alaskaair.com: sign in there, search ORD to LHR in business class on a date with space, and pay in Atmos points with the cash on top (from $26).
3. [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) books on airfrance.fr: sign in there, search ORD to LHR in business class on a date with space, and pay in miles with the cash on top (from $239).
4. [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) books on delta.com: sign in there, search ORD to LHR in business class on a date with space, and pay in miles with the cash on top (from $6).

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

## More routes from Chicago

- [Tokyo (HND)](https://miles.zone/routes/ord-hnd)
- [Paris (CDG)](https://miles.zone/routes/ord-cdg)
- [Dublin (DUB)](https://miles.zone/routes/ord-dub)
- [Edinburgh (EDI)](https://miles.zone/routes/ord-edi)
- [Frankfurt (FRA)](https://miles.zone/routes/ord-fra)
- [Manchester (MAN)](https://miles.zone/routes/ord-man)
- [Munich (MUC)](https://miles.zone/routes/ord-muc)
- [Rome (FCO)](https://miles.zone/routes/ord-fco)
- [Amsterdam (AMS)](https://miles.zone/routes/ord-ams)
- [London (LGW)](https://miles.zone/routes/ord-lgw)
- [Barcelona (BCN)](https://miles.zone/routes/ord-bcn)
- [Madrid (MAD)](https://miles.zone/routes/ord-mad)

## More routes to London

- [Amsterdam (AMS)](https://miles.zone/routes/ams-lhr)
- [Barcelona (BCN)](https://miles.zone/routes/bcn-lhr)
- [Paris (CDG)](https://miles.zone/routes/cdg-lhr)
- [Dublin (DUB)](https://miles.zone/routes/dub-lhr)
- [Edinburgh (EDI)](https://miles.zone/routes/edi-lhr)
- [Rome (FCO)](https://miles.zone/routes/fco-lhr)
- [Frankfurt (FRA)](https://miles.zone/routes/fra-lhr)
- [Madrid (MAD)](https://miles.zone/routes/mad-lhr)
- [Manchester (MAN)](https://miles.zone/routes/man-lhr)
- [Munich (MUC)](https://miles.zone/routes/muc-lhr)
- [Zurich (ZRH)](https://miles.zone/routes/zrh-lhr)
- [Tel Aviv (TLV)](https://miles.zone/routes/tlv-lhr)