Colmar to Exeter Road Trip: Europe's Scenic Cross-Channel Drive

The Colmar to Exeter drive spans 1,020 km (634 miles) across four countries, crossing the English Channel via ferry. The route traces the ancient Roman road via Agrippa, now paralleled by the A5/E54, then slices through the Champagne region and the Loire Valley's châteaux. A unique quirk: the A16 in France is one of Europe's few major toll roads without a single speed camera for its first 50 km—in theory, a drag racer's paradise, but police regularly patrol. Expect 12–15 hours of driving plus a 2-hour Channel crossing.

This guide answers: is it worth driving Colmar to Exeter? Absolutely, for the incredible variety of landscapes—from Vosges mountains to white cliffs of Dover. We detail how to find the best stops and hidden gems between cities, including how to find the best stops and hidden gems between cities. Best stops Colmar to Exeter include Reims, Amiens, and the Baie de Somme.

The geographical shifts from Colmar to Exeter are dramatic: Vosges foothills, Champagne plains, Picardy pastures, the White Cliffs of Dover, then Devon's rolling green hills. In just 24 hours, you traverse the Rhine watershed, the Paris Basin, the English Channel, and the Atlantic-influenced southwest. Watch for the transition from vine-covered slopes around Epernay to the flat, open fields of the Somme.

UNESCO World Heritage Sites

Two UNESCO sites lie directly on or near the route: Strasbourg's Grande Île (30 min from Colmar) and the Loire Valley (a 2-hour detour). But closer to the path: Reims' Cathedral of Notre-Dame is a World Heritage site, and the Baie de Somme is a UNESCO biosphere reserve. In the UK, the Jurassic Coast (UNESCO) begins near Exeter—make a day trip to Sidmouth.

Natural Attractions

• Vosges Mountains: Colmar's gateway to Alsatian hiking trails. Detour to the Route des Crêtes for panoramic views.
• Baie de Somme: Europe's largest natural estuary; prime spot for seal watching and birding.
• White Cliffs of Dover: Walk the cliff-top path for a free view of the Channel.
• Dartmoor National Park: Just north of Exeter; wild ponies and granite tors.

Local Commerce and Culture

Roadside stalls near Reims sell authentic Reims biscuits (biscuits roses de Reims) and local Champagne at €15–20/bottle. In Amiens, the market on Rue des Marchands offers maroilles cheese. Cross the Channel and Devon's farm shops offer clotted cream and proper scones. For crafts, look for Colmar's Winstubs (quaint bars) selling pottery, and Devon's Exeter Cathedral gift shop with locally made silver jewelry.

The A16 in northern France is well-lit for 80% of its length, but the A35 near Colmar has uneven tarmac—watch for potholes after winter. UK motorways are smooth, but the M25 around London is notorious for congestion. Safety tip: in France, radar speed signs are posted; always carry a reflective vest and a warning triangle (legal requirement).

Family and Child Suitability

• Colmar: The Unterlinden Museum's stunning Isenheim Altarpiece captivates older children.
• Reims: The Palais du Tau offers interactive medieval exhibits.
• Baie de Somme: The Parc du Marquenterre features a dedicated children's trail with spotting instruments.
• Exeter: The Royal Albert Memorial Museum has hands-on dinosaur galleries.

Pet-Friendly Framework

French autoroutes all have designated pet-relief areas at rest stops (marked with a paw icon). In the UK, most motorway services allow dogs, but inside dining areas often require them to stay in the car. Recommended pet-friendly cafes: Café du Quai in Calais (dog biscuits provided), and The Cowick Barton Inn in Exeter (dog menu).

Fatigue Management & Rest Zones

Best spots for a power nap: Aire de la Haute Colme (A16, N50.97, E2.05) – quiet shaded area with picnic tables. In the UK, Folkestone Services (M20) has a dedicated nap room (Morrisons superstore). Alternatively, sleep for a few hours in a ferry cabin on the Channel crossing—calm and out of the car.

Hidden Off-Route Spots

Within 5–10 minutes of the main highway: the Forest of Compiègne (A1, exit 9) contains the Clairière de l'Armistice, the exact railway car where the 1918 Armistice was signed. In Kent, the village of Elham (B2065) has a medieval ducking stool and a 12th-century church—hardly any tourists.

Culinary Infrastructure

Try the roadside 'boulangerie de gare' at Rethel (A34) for perfect pain au chocolat. In Péronne (A16), La Table du Marais serves traditional chicons au gratin. In Dover, the White Cliffs Hotel offers authentic fish and chips. For a quick snack, exit at M4 Junction 14 to the Calne chip shop, reportedly the best in Wiltshire.

How long to drive Colmar to Exeter? Plan for 12–15 hours total driving, excluding ferry and breaks. The route consists of French autoroutes (A35, A4, A16, A26) and British motorways (M20, M25, M4, M5). Fuel costs: at €1.80/L in France (petrol), the French leg (650 km) costs about €90; in UK (diesel £1.50/L), 360 km adds £45. Fuel stations are abundant (30 km apart) on French motorways, but sparse on UK A-roads near Exeter—fill up before leaving the M5.

• Tolls: Autoroutes cost ~€40 total. Use a Liber-t tag for faster lanes.
• Ferry: P&O or DFDS from Calais to Dover (~£70 one-way, book ahead). Chunnel from Calais to Folkestone is faster (35 min) but pricier (~£100).
• Driving side: Remember to switch from right-hand to left-hand driving in the UK. Rental cars with UK plates are recommended.