# Houston (IAH) to London (LHR) business class award flights

Source: https://miles.zone/routes/iah-lhr
Data updated: 2026-10-22T04:15:36.121Z
Cash amounts are in US dollars.

Fewest points: 55,000 Atmos points plus $1,004 on British Airways through Atmos Rewards, departing 2026-10-23.

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

| Airline | Program | Points | Cash on top | Routing | Departs | Checked |
| --- | --- | --- | --- | --- | --- | --- |
| JetBlue | [United MileagePlus](https://miles.zone/programs/united-mileageplus) | 120,000 miles | $6 | via JFK | 2026-10-23 | 12 Oct 2026, 12:27 UTC |
| Alaska Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 195,000 Atmos points | $6 | via SEA | 2026-11-23 | 21 Oct 2026, 08:30 UTC |
| United Airlines | [United MileagePlus](https://miles.zone/programs/united-mileageplus) | 200,000 miles | $6 | via DCA → IAD (change airports) | 2026-10-26 | 12 Oct 2026, 12:29 UTC |
| Delta Air Lines | [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 450,500 miles | $6 | via MSP | 2026-11-19 | 22 Oct 2026, 04:15 UTC |
| United Airlines | [LifeMiles](https://miles.zone/programs/lifemiles) | 72,000 miles | $25 | via EWR | 2026-10-24 | 12 Oct 2026, 09:51 UTC |
| American Airlines | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 70,000 Atmos points | $26 | via CLT | 2026-11-13 | 21 Oct 2026, 08:30 UTC |
| Air Canada | [LifeMiles](https://miles.zone/programs/lifemiles) | 72,000 miles | $30 | via YYZ | 2026-11-18 | 12 Oct 2026, 08:36 UTC |
| Lufthansa | [United MileagePlus](https://miles.zone/programs/united-mileageplus) | 88,000 miles | $49 | via FRA | 2026-11-03 | 10 Oct 2026, 14:14 UTC |
| Air France | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Light fare) | 60,000 miles | $356 | via CDG | 2026-11-28 | 22 Oct 2026, 01:31 UTC |
| KLM | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Light fare) | 60,000 miles | $366 | via AMS | 2026-10-27 | 21 Oct 2026, 19:04 UTC |
| British Airways | [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 55,000 Atmos points | $1,004 | Nonstop | 2026-10-23 | 21 Oct 2026, 08:27 UTC |
| British Airways | [British Airways Club](https://miles.zone/programs/british-airways-club) | 99,000 Avios | Not quoted | Nonstop | 2026-11-09 | 21 Oct 2026, 22:59 UTC |

## Route facts

Over the next 60 days we hold business class seats from Houston to London on 39 of the 60 departure days, through 6 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 |
| --- | --- | --- | --- | --- |
| [Atmos Rewards](https://miles.zone/programs/atmos-rewards) | 36 of 60 | 55,000 Atmos points | 350,000 Atmos points | $6 to $1,524 |
| [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) | 38 of 60 | 60,000 miles | 239,000 miles | $356 to $366 |
| [LifeMiles](https://miles.zone/programs/lifemiles) | 11 of 60 | 72,000 miles | 72,000 miles | $25 to $64 |
| [United MileagePlus](https://miles.zone/programs/united-mileageplus) | 39 of 60 | 88,000 miles | 200,000 miles | $6 to $49 |
| [British Airways Club](https://miles.zone/programs/british-airways-club) | 5 of 60 | 99,000 Avios | 99,000 Avios | Not quoted |
| [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) | 2 of 60 | 450,500 miles | 450,500 miles | $6 |

Nonstop seats on British Airways and United Airlines.
With a connection on Air Canada, Air France, Alaska Airlines, American Airlines, Delta Air Lines, JetBlue, KLM and Lufthansa.

## How to book it

1. [Atmos Rewards](https://miles.zone/programs/atmos-rewards) books on alaskaair.com: sign in there, search IAH to LHR in business class on a date with space, and pay in Atmos points with the cash on top (from $6).
2. [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) books on airfrance.fr: sign in there, search IAH to LHR in business class on a date with space, and pay in miles with the cash on top (from $356).
3. [LifeMiles](https://miles.zone/programs/lifemiles) books on lifemiles.com: sign in there, search IAH to LHR in business class on a date with space, and pay in miles with the cash on top (from $25).
4. [United MileagePlus](https://miles.zone/programs/united-mileageplus) books on united.com: sign in there, search IAH to LHR in business class on a date with space, and pay in miles with the cash on top (from $6).
5. [British Airways Club](https://miles.zone/programs/british-airways-club) books on avios.com: sign in there, search IAH to LHR in business class on a date with space, and pay in Avios with the cash on top.
6. [Delta SkyMiles](https://miles.zone/programs/delta-skymiles) books on delta.com: sign in there, search IAH 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 Houston

- [Edinburgh (EDI)](https://miles.zone/routes/iah-edi)
- [Manchester (MAN)](https://miles.zone/routes/iah-man)
- [Amsterdam (AMS)](https://miles.zone/routes/iah-ams)
- [Paris (CDG)](https://miles.zone/routes/iah-cdg)
- [London (LGW)](https://miles.zone/routes/iah-lgw)
- [Doha (DOH)](https://miles.zone/routes/iah-doh)
- [Frankfurt (FRA)](https://miles.zone/routes/iah-fra)
- [Munich (MUC)](https://miles.zone/routes/iah-muc)
- [Bangkok (BKK)](https://miles.zone/routes/iah-bkk)
- [Seoul (ICN)](https://miles.zone/routes/iah-icn)
- [Tokyo (NRT)](https://miles.zone/routes/iah-nrt)
- [Sydney (SYD)](https://miles.zone/routes/iah-syd)

## More routes to London

- [Frankfurt (FRA)](https://miles.zone/routes/fra-lhr)
- [Munich (MUC)](https://miles.zone/routes/muc-lhr)
- [Zurich (ZRH)](https://miles.zone/routes/zrh-lhr)
- [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)
- [Madrid (MAD)](https://miles.zone/routes/mad-lhr)
- [Manchester (MAN)](https://miles.zone/routes/man-lhr)
- [Tel Aviv (TLV)](https://miles.zone/routes/tlv-lhr)