Search
  1. Home
  2. United Kingdom
  3. England
  4. London
  5. First Berkshire & The Thames Valley
  6. RA3 Route

Bus RA3 - Watford - Heathrow in London: Stops & Timetable

A bus service operated by First Berkshire & The Thames Valley
Click to load interactive map
List of stops
    Number of stops: 15
    Map

    Watford Junction Railway Station – Watford Junction Railway Station

    Watford Junction Railway Station

    		03:32
    04:07    		04:37
    05:12    		06:0407:0207:5909:0410:0211:0212:0213:0214:0215:0216:0517:1518:1519:2020:2121:1322:0822:58

    Town Hall

    		04:1005:1506:0707:0508:0309:0810:0711:0712:0713:0714:0715:0716:1017:2018:2019:2420:2521:1622:1123:01

    Wentworth Close

    		04:1105:1606:0907:0708:0509:1010:0911:0912:0913:0914:0915:0916:1217:2218:2219:2520:2621:1722:1223:02

    Grove Mill Lane

    		04:1205:1706:1007:0808:0609:1110:1011:1012:1013:1014:1015:1016:1317:2318:2319:2720:2721:1822:1323:03

    Heathrow Terminal 2

    		04:4005:4506:4407:4408:4409:4910:4911:4912:4913:4914:4915:4916:4917:5918:5919:5920:5921:4922:4423:34

    Heathrow Terminal 3

    		04:45
    04:50    		05:50
    05:55    		06:49
    06:55    		07:49
    07:55    		08:49
    08:55    		09:54
    10:00    		10:54
    11:00    		11:54
    12:00    		12:54
    13:00    		13:54
    14:00    		14:54
    15:00    		15:54
    16:00    		16:54
    17:00    		18:04
    18:10    		19:04
    19:10    		20:04
    20:10    		21:04
    21:10    		21:54
    22:00    		22:49
    22:55    		23:39
    23:45

    Grove Mill Lane

    		05:1906:2407:2508:2909:3110:3611:3712:3713:3714:3715:3716:3717:3518:4419:4220:4121:4122:3123:2600:16 +1

    Wentworth Close

    		05:1906:2407:2508:3009:3210:3711:3812:3813:3814:3815:3816:3817:3618:4419:4220:4121:4122:3123:2600:16 +1

    Town Hall

    		05:2106:2607:2708:3209:3410:3911:4012:4013:4014:4015:4016:4017:3818:4619:4420:4321:4322:3323:2800:18 +1

    Watford Junction Railway Station

    		05:2506:3007:3108:3609:3810:4311:4412:4413:4414:4415:4416:4417:4218:5019:4820:4721:4722:3723:3200:22 +1
    The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.
    The schedule is provided in the local timezone. Times with "(+1)" indicate departures on the next day.
    Last updated on March 22, 2026
    Build real-time departures into your app Free API Access →

    Route Path (Streets & Roads)

    Watford Junction Railway Station – Watford Junction Railway Station
    Hempstead Road - Cosmopolitan Way - Camberley Road - Hempstead Road - The Avenue
    All data is available in GTFS feed: great-britain

    Bus RA3 FAQ

    • What time does the RA3 bus start operating?

      Services on the RA3 - Watford - Heathrow bus start at 04:10 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.

    • What time does the RA3 bus stop working?

      Services on the RA3 - Watford - Heathrow bus stop at 00:22 +1 on Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, Sunday.

    • Is there a RA3 bus stop near me?

      Click here to view the nearest RA3 - Watford - Heathrow bus stop.

    RA3 bus Route Map

    RA3 bus Line Map PDF Version: RA3 timetable, stops and map

    RA3 (London Buses)

    The first stop of the RA3 bus route is Watford Junction Railway Station and the last stop is Watford Junction Railway Station. RA3 (Watford - Heathrow) is operational during everyday.

    Additional information: RA3 has 10 stops and the total trip duration for this route is approximately 102 minutes.

    See why over 2 million users trust and consider busmaps.com as the best public transport website. busmaps gives you London Buses suggested routes, real-time bus tracker, line route maps in London, and helps to find the closest RA3 bus stops near you. No internet available? Download an offline PDF map and bus schedule for the RA3 bus to take on your trip.

    RA3 bus near me