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One page of sourced numbers per city: what a day costs, what the travel advisory says, and which months score best on the weather.

Data: GeoNames, Open-Meteo, World Bank, US State Department, UK FCDO.

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© 2026 Travel City Index. Every number on this site comes from a dataset named on the page that shows it.
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Greece · United Kingdom

Athens vs London: cost, safety and weather compared (2026)

Every figure below comes from the same datasets for both cities, so the two columns are comparable.

Athens and London compared on cost, safety, weather and size
AthensGreeceLondonUnited Kingdom
Daily cost, per personestimate
Budget$55$105
Mid-range$130$245
Luxury$280$520
Price level0.60× US (2025)0.89× US (2025)
US advisoryLevel 1Level 2
Best monthsMay, Jun, Sep and OctMay, Jun, Jul and Aug
Annual rain537 mm763 mm
Average high23.2 °C15.6 °C
Population664K9.0M
Time zoneEurope/AthensEurope/London

The short answer

Athens is about 47 % cheaper per day than London, $130 against $245 (mid-range estimate). Athens has the lower US advisory level (1 vs 2). In September, the daily average is 25 °C in Athens and 16 °C in London.

Keep reading

City overviews

  • Athens overview
  • London overview

Cost and safety in detail

  • Athens trip cost
  • Is Athens safe?
  • London trip cost
  • Is London safe?

Where they rank

  • Cheapest cities in Europe
  • Safest cities in Europe

Countries

  • All cities in Greece
  • All cities in United Kingdom

Sources

  • GeoNames city database — CC BY 4.0, fetched September 14, 2026
  • Open-Meteo climate archive — CC BY 4.0, fetched September 21, 2026
  • World Bank price level and exchange rate — CC BY 4.0, data year 2025
  • US State Department travel advisories — public domain, fetched September 21, 2026

Dates are the most recent fetch across the cities on this page. Every sentence here is generated from the data by rule, with no AI writing; the formulas are public.