Driving directions from Knebworth, United Kingdom to London Heathrow Airport, United Kingdom distance
Knebworth, United Kingdom
Head south toward Watton Rd
22 m
Exit the roundabout onto London Rd/B197
Continue to follow B197
4.6 km
At the roundabout, take the 1st exit onto Welwyn By Pass Rd/A1000
0.5 km
At the roundabout, take the 1st exit onto A1000
0.4 km
At the roundabout, take the 2nd exit onto the A1(M) ramp to London
0.7 km
Merge onto A1(M)
8.0 km
At junction 3, take the A414 exit to St Albans/Welham Green
0.5 km
At the roundabout, take the 2nd exit onto N Orbital Rd/A414
Continue to follow A414
4.0 km
Continue straight onto N Orbital Rd/A414
0.9 km
At the roundabout, take the 3rd exit and stay on N Orbital Rd/A414
3.2 km
At Park Street Roundabout, take the 2nd exit onto N Orbital Rd/A405
1.0 km
At the roundabout, take the 2nd exit and stay on N Orbital Rd/A405
1.0 km
At the roundabout, take the 1st exit and stay on N Orbital Rd/A405
0.7 km
At the roundabout, take the 3rd exit onto the M25 ramp to Heathrow Airport/M40/M4/M3
1.0 km
Merge onto M25
30.7 km
Take the exit onto M4 toward Heathrow Airport
2.9 km
At junction 4, take the A408 exit to Uxbridge
0.4 km
At the roundabout, take the 2nd exit onto M4 heading to Heathrow Airport
1.7 km
M4 turns slightly right and becomes Tunnel Rd E
0.1 km
Slight right to stay on Tunnel Rd E
0.8 km
Continue onto Inner Ring E
0.2 km
Slight right to stay on Inner Ring E
23 m
Keep left
0.3 km
Keep right
0.1 km
Keep right
45 m
Slight right at Camborne Way
Destination will be on the left
0.1 km
London Heathrow Airport, United Kingdom
Map data ©2017 Google
Knebworth to London Heathrow Airport road map
Knebworth to London Heathrow Airport flight distance miles / km
29.7 mi /
47.8 km
Knebworth to London Heathrow Airport car distance km / miles
63.8 km /
39.6 miles
Knebworth to London Heathrow Airport driving time
51 minutes
Knebworth to London Heathrow Airport average speed
74.5 km/h
Fuel consumption calculator
4.79 liters
Fuel price calculator
7.18 €
€/L