Open Travel Guide
Hiking in United Kingdom

United Kingdom Hiking & Trekking Guide 2026

Where to walk in United Kingdom — from easy half-days to serious treks, with honest difficulty grades.

United Kingdom has 7+ hiking trails covered in this guide, led by Pen y Fan via Corn Du, West Highland Way and Haystacks Circuit. Each entry below includes the practical details — what it costs, when to go, and how to plan around it.

The United Kingdom combines historic grandeur with modern innovation, from London's iconic landmarks to Scotland's rugged Highlands and Wales's dramatic coastlines. Experience world-class museums, royal palaces, ancient castles, vibrant cities, and charming countryside villages across England, Scotland, Wales, and Northern Ireland.

Top trails

Routes worth lacing up your boots for.

  1. 1

    Pen y Fan via Corn Du

    9.7km3-4hmoderate580m gain

    Pen y Fan is the highest peak in southern Britain at 886m, offering panoramic views across the Brecon Beacons. The popular Storey Arms route ascends via the twin summit of Corn Du.

  2. 2

    West Highland Way

    154km total (7-day route)5-8 dayschallenging4800m cumulative gain

    Scotland's most famous long-distance trail traverses the western Highlands from Milngavie near Glasgow to Fort William. Passes Loch Lomond, Rannoch Moor, and Glen Coe with dramatic Highland scenery throughout.

  3. 3

    Haystacks Circuit

    10km4-5hmoderate600m gain

    Beloved mountain walk in the Lake District immortalized by fell-walking author Alfred Wainwright, whose ashes are scattered on the summit. Dramatic rocky terrain with views over Buttermere lake.

  4. 4

    Jurassic Coast Walk: Lulworth to Durdle Door

    4.5km1.5-2heasy180m gain

    Spectacular coastal walk along the UNESCO World Heritage Jurassic Coast connecting the near-perfect circular Lulworth Cove with Durdle Door's iconic limestone arch. Chalk cliffs, fossil-rich beaches, and stunning sea views.

  5. 5

    Cairngorm Plateau Circuit

    22km7-9hexpert1000m gain

    One of Britain's most demanding day walks across the high sub-Arctic plateau of the Cairngorms. Visits three 1200m+ Munros including Ben Macdui, Britain's second highest peak, with reindeer herds and ptarmigan.

  6. 6

    Three Peaks: Snowdon via Pyg Track

    11km4-5hmoderate730m gain

    Snowdon is Wales's highest peak at 1085m and one of Britain's most climbed mountains. The Pyg Track offers the most dramatic ascent with views across glacial cwms and the Llanberis Pass.

  7. 7

    South Downs Way: Beachy Head to Eastbourne

    12km3.5heasy200m gain

    Spectacular chalk clifftop walk along the South Downs ending at Britain's highest chalk sea cliffs at Beachy Head. Views extend to France on clear days across the English Channel.

Trail difficulty levels

Pick a route that matches your fitness and experience.

Easy

Mostly flat, well-marked paths. Suitable for families and casual walkers.

Moderate

Some elevation gain, longer distances. Requires basic fitness.

Hard

Significant climbs and exposure. Requires good fitness and route-finding.

Expert

Technical terrain, scrambling, or alpine conditions. Experience essential.

When to hike

Seasonal conditions in United Kingdom.

Spring
April-May brings wildflowers across the South Downs and Lake District, longer days, and pleasant temperatures 10-16C. Paths drier than winter but some higher routes may still have snow on peaks
Summer
June-August is peak season with longest daylight, best weather, and warmest temperatures 18-25C. All routes accessible but popular trails crowded on weekends. Midges problematic in Scottish Highlands July-August
Fall
September-October offers spectacular foliage especially in Scottish and Welsh valleys, fewer crowds than summer, and stable weather. Cooler temperatures 10-15C ideal for longer walks
Winter
December-February offers low-crowd walks but requires proper equipment. Higher routes in Scotland and Wales may require crampons and ice axes. Short daylight hours limit distance

Local hazards

What to watch out for on the trail.

Medium

Hazard: Rapidly changing weather especially in Scottish Highlands and Welsh mountains — always carry waterproofs and layers regardless of forecast

Medium

Hazard: Midges (biting insects) are severe in Scottish Highlands July-August — carry repellent and wear long sleeves near lochs and glens

Medium

Hazard: Boggy terrain on moorland paths particularly in Scotland and Dartmoor — waterproof boots essential year-round

Medium

Hazard: Ticks found in woodland and moorland across UK — check for ticks after walks, particularly in New Forest, Lake District, and Scottish Highlands (Lyme disease risk)

Medium

Hazard: Navigation hazards on open moorland and mountain plateaux — carry OS map and compass, don't rely solely on GPS

Medium

Hazard: River crossings can be dangerous after heavy rain especially in Scotland and Wales — check water levels before attempting

Medium

Hazard: Chalk and limestone cliffs along south coast — keep well back from cliff edges, especially on South Downs and Jurassic Coast