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

Source: https://miles.zone/routes/iah-lcy
Data updated: 2026-10-12T15:41:29.227Z
Cash amounts are in US dollars.

Fewest points: 60,000 miles plus $374 on KLM through Air France-KLM Flying Blue, departing 2026-10-26.

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

| Airline | Program | Points | Cash on top | Routing | Departs | Checked |
| --- | --- | --- | --- | --- | --- | --- |
| KLM | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Light fare) | 60,000 miles | $374 | via AMS | 2026-10-26 | 12 Oct 2026, 15:41 UTC |
| Air France | [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) (Light fare) | 260,500 miles | $392 | via CDG, AMS | 2026-10-26 | 12 Oct 2026, 15:41 UTC |

## Route facts

Over the next 60 days we hold business class seats from Houston to London on 8 of the 8 departure days we have checked so far (52 days are not checked yet), through 1 program. 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 |
| --- | --- | --- | --- | --- |
| [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) | 8 of 8 checked | 60,000 miles | 274,500 miles | $374 to $392 |

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

## How to book it

1. [Air France-KLM Flying Blue](https://miles.zone/programs/flying-blue) books on airfrance.fr: sign in there, search IAH to LCY in business class on a date with space, and pay in miles with the cash on top (from $374).

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

## More routes from Houston

- [Edinburgh (EDI)](https://miles.zone/routes/iah-edi)
- [London (LHR)](https://miles.zone/routes/iah-lhr)
- [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)

## More routes to London

- [Amsterdam (AMS)](https://miles.zone/routes/ams-lcy)
- [Berlin (BER)](https://miles.zone/routes/ber-lcy)
- [Belfast (BHD)](https://miles.zone/routes/bhd-lcy)
- [Dublin (DUB)](https://miles.zone/routes/dub-lcy)
- [Edinburgh (EDI)](https://miles.zone/routes/edi-lcy)
- [Glasgow (GLA)](https://miles.zone/routes/gla-lcy)
- [Geneva (GVA)](https://miles.zone/routes/gva-lcy)
- [Milan (LIN)](https://miles.zone/routes/lin-lcy)
- [Nice (NCE)](https://miles.zone/routes/nce-lcy)
- [Rotterdam (RTM)](https://miles.zone/routes/rtm-lcy)
- [Zurich (ZRH)](https://miles.zone/routes/zrh-lcy)
- [CMF (CMF)](https://miles.zone/routes/cmf-lcy)