| Number | Service (From/To) | General Details | Operator | | 8 | Heathrow Airport (Terminal 5) to Slough | Details Unknown | Beeline |
| 10 | Dedworth to Heathrow Airport (Terminal 5) | Mon to Fri (10 trips, 6 back) Sat (11 trips, 8 back) Sun (8 trips, 7 back) | Courtney |
| Via Clewer-Windsor-Windsor and Eton Riverside Rail Station ..... more |
| | Dedworth to Heathrow Airport (Terminal 5) | Details Unknown | Reading Buses |
| 10AThames Valley Buses | Heathrow Airport (Terminal 5) to Slough | Only this direction, Mon to Fri (5 trips) Sat (3 trips) | Courtney |
| Via Longford-Colnbrook-Poyle (Heathrow Airport Terminal 5 Hilton) ..... more |
| | Slough to Heathrow Airport (Terminal 5) | Only this direction, Mon to Fri (1 trip) | " |
| Via Slough-Upton-Datchet-Sunnymeads-Wraysbury-Rail Station ..... more |
| 350 | Hayes to Heathrow Airport (Terminal 5) | Only this direction, Mon to Fri (59 trips) Sat (every 20 mins) Sun (every 20 mins) | Abellio London |
| Via Hayes (near Hillingdon)-London (Stockley Park)-West Drayton ..... more |
| | Heathrow Airport (Terminal 5) to Hayes (near Hillingdon) | Only this direction, Mon to Fri (59 trips) Sat (every 20 mins) Sun (every 20 mins) | " |
| Via Longford-Harmondsworth-West Drayton-Yiewsley-West Drayton ..... more |
| 423 | Heathrow Airport (Terminal 5) to Hounslow | Only this direction, Mon to Fri (58 trips) Sat (every 19 mins) Sun (every 30 mins) | London United |
| Via Longford-Heathrow Airport (Thistle Hotel)-Harmondsworth ..... more |
| | Hounslow to Heathrow Airport (Terminal 5) | Only this direction, Mon to Fri (58 trips) Sat (every 19 mins) Sun (every 29 mins) | " |
| Via Hounslow West-Harlington-Hatton-Hatton Cross-Heathrow Airport Jurys Inn ..... more |
| 442 | Heathrow Airport (Terminal 5) to Ashford (Hospital) | Mon to Sat (1 trip) | Carlone |
| Via Stanwell Moor-Stanwell |
| | Staines to Heathrow Airport (Terminal 5) | Mon to Fri (34 trips, 33 back) Sat (28 trips) Sun (15 trips) | " |
| Via Staines-Birch Green-Staines-Ashford-Hospital-Stanwell ..... more |
| 459 | Heathrow Airport (Terminal 5) Circular | Only this direction, Mon to Sat (11 trips) Sun (7 trips) | Courtney |
| Via Longford-Colnbrook-Brands Hill-Langley-Iver (Richings Park) ..... more |
| 482 | Heathrow Airport (Terminal 5) to Southall | Only this direction, Mon to Fri (56 trips) Sat (every 20 mins) Sun (every 25 mins) | Abellio London |
| Via Heathrow Airport (Cargo Area)-Heathrow Airport (Terminal 4) ..... more |
| | Southall to Heathrow Airport (Terminal 5) | Only this direction, Mon to Fri (56 trips) Sat (every 20 mins) Sun (every 25 mins) | " |
| Via Southall (Rail Station)-Southall (Norwood Green)-Cranford ..... more |
| 490 | North Sheen to Heathrow Airport (Terminal 5) | Mon to Fri (4 trips, 2 back) Sat (every 12 mins) Sun (every 19 mins) | " |
| Via Richmond-Bus Station-St Margarets-Twickenham-London (Strawberry Hill) ..... more |
| | North Sheen to Heathrow Airport (Terminal 5) | School terms only, (93 trips, 91 back) | " |
| Via Richmond-Bus Station-St Margarets-Twickenham-London (Strawberry Hill) ..... more |
| 703 | Heathrow Airport (Terminal 5) to Bracknell | Details Unknown | Reading Buses |
| H 5 | Hatton Cross to Heathrow Airport (Terminal 5) | Details Unknown | Hallmark Connections |
| H51 | Sipson to Heathrow Airport (Terminal 5) | Details Unknown | " |
| H54 | Sipson (Heathrow Airport Holiday Inn M4) to Heathrow Airport (Terminal 5) | Mon to Sun (every 30 mins) | " |
| Via Harlington (Heathrow Airport Renaissance Hotel)-Harlington (Heathrow Airport Sheraton Skyline Hotel) ..... more |
| H55 | Heathrow Airport (Terminal 5 Circular) | Details Unknown | " |
| H56 | Hatton Cross (Heathrow Airport Jurys Inn) to Heathrow Airport (Terminal 5) | Mon to Sun (every 30 mins) | " |
| Via Harlington (Heathrow Airport Holiday Inn Ariel)-Harlington (Heathrow Airport Premier Inn Bath Road) ..... more |
| H57X | Heathrow Airport (Terminal 5 Circular) | Details Unknown | " |
| N 9 | Aldwych to Heathrow Airport (Terminal 5) | Evenings only, one way, Mon to Sat (17 trips) Sun (19 trips) | London United |
| Via Soho-London (St James)-London (Charing Cross)-London (Trafalgar Square) ..... more |
| | Heathrow Airport (Terminal 5) to Aldwych | Evenings only, one way, Mon to Sun (16 trips) | " |
| Via Heathrow Airport (Central Bus Station)-Sipson-Harlington ..... more |
| | Hounslow to Heathrow Airport (Terminal 5) | Evenings only, one way, TueWedThuFriSat (2 trips) Sun (2 trips) | " |
| Via Hounslow-Hounslow West-Cranford-Heathrow Ramada Jarvis Hotel ..... more |
| X442 | Staines to Heathrow Airport (Terminal 5) | Details Unknown | Carlone |