M40 bus: High Wycombe – Uxbridge

First Berkshire & The Thames Valley bus M40 runs between High Wycombe and Uxbridge via Loudwater. Runs Monday to Saturday. On Wednesday 21 October the first bus from High Wycombe leaves at 05:15 and the last at 18:45, about every 30 minutes during the day.

Operated by First Berkshire & The Thames Valley. Timetable for Wednesday, 21 October 2026. Plan a journey · Print this timetable

Questions

When is the first and last M40 bus from High Wycombe to Uxbridge?
On Wednesday 21 October the first bus leaves High Wycombe at 05:15 and the last at 18:45, 27 journeys in all.
When is the first and last M40 bus from Uxbridge to High Wycombe?
On Wednesday 21 October the first bus leaves Uxbridge at 06:50 and the last at 19:35, 26 journeys in all.
Does the M40 bus run on Sundays?
No. Runs Monday to Saturday.
How often does the M40 bus run?
On Wednesday 21 October it runs about every 30 minutes during the day (09:00 to 15:00), 27 journeys from High Wycombe.
Where does the M40 bus stop?
Main stops from High Wycombe to Uxbridge: High Wycombe BusStn (High Wycombe), London Road Lidl (High Wycombe), The Papermill (Loudwater), York Road (UB8) (Uxbridge). The full list is in the timetable below.
Who runs the M40 bus?
First Berkshire & The Thames Valley.

High Wycombe to Uxbridge

StopJourney 1Journey 2Journey 3Journey 4Journey 5Journey 6Journey 7Journey 8Journey 9Journey 10Journey 11Journey 12Journey 13Journey 14Journey 15Journey 16Journey 17Journey 18Journey 19Journey 20Journey 21Journey 22Journey 23Journey 24Journey 25Journey 26Journey 27
High Wycombe BusStn05:1506:1006:4007:1007:4008:1008:4009:1009:4010:1010:4011:1011:4012:1012:4013:1013:4014:1014:4015:1015:4016:2016:5017:2017:5018:1518:45
London Road Lidl, High Wycombe05:2306:1806:4807:1807:4908:1908:4909:1909:4910:1910:4911:1911:4912:1912:4913:1913:4914:1914:4915:2015:5016:3017:0017:3018:0018:2318:53
The Papermill, Loudwater05:3106:2606:5607:2607:5708:2708:5709:2709:5710:2710:5711:2711:5712:2712:5713:2713:5714:2714:5715:2815:5816:3817:0817:3818:0818:3119:01
York Road (UB8), Uxbridge05:5006:4507:1507:4508:1608:4609:1609:4610:1610:4611:1611:4612:1612:4613:1613:4614:1614:4615:1615:4716:1716:5717:2717:5718:2718:5019:20

Uxbridge to High Wycombe

StopJourney 1Journey 2Journey 3Journey 4Journey 5Journey 6Journey 7Journey 8Journey 9Journey 10Journey 11Journey 12Journey 13Journey 14Journey 15Journey 16Journey 17Journey 18Journey 19Journey 20Journey 21Journey 22Journey 23Journey 24Journey 25Journey 26
York Road (UB8), Uxbridge06:5007:2508:0008:3009:0009:3010:0010:3011:0011:3012:0012:3013:0013:3014:0014:3015:0015:3016:0016:3017:0517:3518:0518:4019:0519:35
The Papermill, Loudwater07:1007:4508:2008:5009:2009:5010:2010:5011:2011:5012:2012:5013:2013:5014:2014:5015:2015:5016:2016:5017:2517:5518:2519:0019:2519:55
Post Office, Wycombe Marsh07:1607:5208:2708:5709:2609:5610:2610:5611:2611:5612:2612:5613:2613:5614:2614:5615:2715:5716:2716:5717:3218:0218:3119:0619:3120:01
High Wycombe BusStn07:2608:0408:3909:0909:3710:0710:3711:0711:3712:0712:3713:0713:3714:0714:3715:0715:3916:0916:3917:0917:4418:1318:4219:1719:4220:12

Places on this route

Timetables from the Bus Open Data Service (Department for Transport), updated Wednesday, 21 October 2026. Stop details from NaPTAN. Train timetables contain data from Network Rail, licensed under the Open Government Licence; live train times from National Rail. Times are UK local time and can change at short notice: check before you travel.

Add free live bus times to your website · StopToStop on Facebook