|Location Map ( geo)|
Sarratt Interchange was a proposed junction on one of the motorways planned as part of building a third London Airport at Cublington. The airport proposals lasted a few years during the late 1960s and early 1970s.
|Watford, Hemel Hempstead, St Albans|
|(M40, M4), Heathrow Airport, Rickmansworth|
|Aylesbury, Cublington Airport|
|(M16), London||Not accessible from M25|