Spring (April–May) and autumn (September–October) offer mild weather and fewer crowds than summer, though London is magical year-round for different reasons.
3–4 days covers major landmarks and neighborhoods, though 5–7 days allows deeper exploration of museums, markets, day trips, and local experiences.
London ranks among Europe's pricier cities for accommodation and dining, but free museum entry and affordable public transport help offset costs.
Sample fish and chips, traditional Sunday roasts, afternoon tea, and multicultural cuisine; visit markets like Borough or Portobello Road for authentic local flavor.
Use the Tube from Stansted and Gatwick, the DLR from Luton, the Elizabeth Line from Gatwick, or book minicabs; expect 30–60 minutes depending on traffic.
Cancellations, lost luggage, medical emergencies — travel insurance covers the unexpected for under US$2/day.
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