Latest update: We are currently experiencing delays due to traffic congestion in the Reading area, particularly along London Road. These delays are expected to continue for approximately two weeks, from 26 January (09:00) to 11 February (16:00).
We continue to operate services and are working hard to minimise disruption and maintain normal operations wherever possible.
We apologise for the impact this may have on your RailAir journey and thank you for your patience and understanding.
RA2
Due to an unforeseen operational issue, RA2 services will be delayed by approximately 30 minutes and will not operate as scheduled.
Please refer to the timetable for the next available service.
We apologise for any inconvenience this may cause to your journey.
Your ticket: Valid on any RailAir service departure.
Updates: firstbus.co.uk/berkshire-thames-valley (Travel Alerts)
Track your coach: railair.com/map
Watford Junction Railway Station to Heathrow Terminal 2 & 3
RA3 Timetable
Valid until 02/01/2026
| Watford Junction Railway Station | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Town Hall (Westbound)(b) | ||||||||||||||||||||
| Wentworth Close (Northbound) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | (b) | |
| Grove Mill Lane (Northbound)(b) | ||||||||||||||||||||
| Heathrow Terminal 2 (Stands 11/12)(a) | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr |
| Heathrow Terminal 3 (Stands 7/8) |
Valid until 02/01/2026
| Heathrow Terminal 2 (Stands 11/12) | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Heathrow Terminal 3 (Stands 7/8)(b) | ||||||||||||||||||||
| Grove Mill (Southbound)(a) | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr |
| Wentworth Close (Southbound)(a) | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr |
| Town Hall (Eastbound)(a) | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr | arr |
| Watford Junction Railway Station |
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