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Timezone App

Time Differences Between Cities

Compare time between pairs of cities. View current offsets, DST details, and compare times with the interactive time zone converter.

Popular Comparisons

London → TokyoHong Kong → LondonHong Kong → TokyoLondon → Mexico CityMexico City → TokyoBeijing → LondonBeijing → TokyoLondon → MoscowMoscow → TokyoHong Kong → Mexico CityBeijing → Hong KongHong Kong → MoscowBeijing → Mexico CityMexico City → MoscowBeijing → MoscowLondon → TehranTehran → TokyoJakarta → LondonJakarta → TokyoHong Kong → TehranLondon → SingaporeSingapore → TokyoHong Kong → JakartaLondon → SeoulSeoul → TokyoMexico City → TehranHong Kong → SingaporeCairo → LondonCairo → TokyoBeijing → TehranMoscow → TehranJakarta → Mexico CityBeijing → JakartaJakarta → MoscowHong Kong → SeoulMexico City → SingaporeCairo → Hong KongBogota → LondonBogota → TokyoBeijing → SingaporeMoscow → SingaporeMexico City → SeoulBeijing → SeoulMoscow → SeoulCairo → Mexico CityBogota → Hong KongBeijing → CairoCairo → MoscowJakarta → TehranBogota → Mexico CityBeijing → BogotaBogota → MoscowSingapore → TehranJakarta → SingaporeSeoul → TehranJakarta → SeoulCairo → TehranCairo → JakartaBangkok → LondonBangkok → Tokyo

All City Pairs

Washington DC

Frequently Asked Questions

How do you calculate the time difference between two cities?
Find each city's UTC offset and subtract one from the other. For example, New York (UTC−5) and London (UTC+0) are 5 hours apart.
Do time differences change throughout the year?
Yes. When cities observe daylight saving time on different schedules, the offset between them can shift temporarily.
What is the largest time difference between two cities?
The maximum difference is 26 hours, between UTC−12 (Baker Island) and UTC+14 (Line Islands, Kiribati).