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Travel Guide Updated April 2026

UK Trip Planning Guide

Step-by-step planning checklist for your UK trip — what to book when, in the right order.

InfoUK.org · Independent guide · Not affiliated with any government

12 Weeks Out

  • Decide route — England only, England+Scotland, full UK?
  • Book flights — Skyscanner, Google Flights for cheapest dates
  • Apply for UK ETA — £16, valid 2 years (or visitor visa if non-waiver)
  • Book trains via Trainline or National Rail — Advance fares cheapest 12 weeks ahead
  • Book hotels — best availability + free cancellation via Booking.com
  • Plan rough itinerary
  • Renew passport if expiring within stay

8 Weeks Out

  • Buy travel insurance — SafetyWing, World Nomads, Allianz
  • Book popular paid attractions — Tower of London, Edinburgh Castle, Big Ben tours
  • Book West End theatre if planning to see a show
  • Reserve special restaurants — Michelin stars 6+ weeks ahead
  • Hire car if needed (Avis, Enterprise direct or via Discover Cars)

4 Weeks Out

  • Apply for Wise card — arrives in 7-10 days, real exchange rates
  • Pre-book Heathrow Express if needed (cheaper online)
  • Confirm restaurant bookings
  • Download UK apps: Citymapper, TfL Go, Trainline, Uber
  • Buy UK eSIM (Airalo) — activate on arrival
  • Pre-book Roman Baths, Thermae Spa for time slots

1 Week Out

  • Print or digital backup of all bookings
  • Check ETA approval emailed
  • Pack waterproof + Type G adapter
  • Notify your bank of UK travel (avoid card freezes)
  • Print or save offline maps for areas with poor signal
  • Confirm car hire if applicable
  • Check weather for last-minute packing tweaks

Day Before

  • Charge devices + powerbank
  • Activate eSIM just before flight
  • Save emergency contacts (insurance line, embassy)
  • Set Wise card spending notifications
  • Confirm transport from airport (Elizabeth Line, Heathrow Express, taxi)
  • Bring £50-100 cash for rare cash-only situations
📋 The 5 critical bookings: ETA (£16), travel insurance, train tickets (12 weeks ahead), Wise card, accommodation. Get those right and you're 80% prepared.
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Frequently Asked Questions

When should I plan a UK trip?

Start 3-6 months ahead. Book flights 8-12 weeks out, trains 12 weeks ahead for biggest savings.

What's the most important UK booking?

Apply for ETA early (£16, 2 years valid). Book trains 12 weeks ahead. Apply for travel insurance before departure.