Dover - Calais and Calais - Le Mans:  260 miles (4 hours and 40 minutes)

Portsmouth - Le Havre and Le Havre - Le Mans: 155 miles (2 hours and 45 minutes)

Portsmouth - Cherbourg and Cherbourg / Le Mans: 175 miles ( 3 hours and 20 minutes)

Portsmouth - Caen and Caen - Le Mans: 105 miles ( 2 hours)

Via the Eurotunnel: London - Le Mans: 370 miles (7 hours).

17 TGVs a day (in both directions) link Le Mans to Paris in 54 minutes. (Paris is 4 hours from London by Eurostar).

Southampton to Angers with Flybe
Angers - Le Mans: 56 miles

London (Stansted airport) to Tours with Ryanair
Tours - Le Mans: 50 miles