How many time zones are there between United States and United Kingdom?

United States has 5 time zones and United Kingdom has 1 time zones, covering 22 major cities.

What are the major cities covered in United States to United Kingdom time conversion?

Major cities include New York, Los Angeles, San Francisco, Chicago, Miami in United States and London, Manchester, Birmingham, Glasgow in United Kingdom.

What's the best time for business meetings between United States and United Kingdom?

Optimal meeting times depend on specific cities, but generally early morning or late afternoon hours provide the best overlap for business communications.

United States to United Kingdom Time Zones

Planning meetings, calls, or travel between United States and United Kingdom? Our comprehensive time zone guide covers all major cities across both countries, helping you coordinate schedules and avoid timing conflicts.

18 cities in United States •4 cities in United Kingdom

Current Times in Major Cities

United States

New York

Fri, Jul 18, 2025

11:18 AM

UTC-4

Los Angeles

Fri, Jul 18, 2025

8:18 AM

UTC-7

San Francisco

Fri, Jul 18, 2025

8:18 AM

UTC-7

Chicago

Fri, Jul 18, 2025

10:18 AM

UTC-5

United Kingdom

London

Fri, Jul 18, 2025

4:18 PM

UTC+1

Manchester

Fri, Jul 18, 2025

4:18 PM

UTC+1

Birmingham

Fri, Jul 18, 2025

4:18 PM

UTC+1

Glasgow

Fri, Jul 18, 2025

4:18 PM

UTC+1

Convert Time Between Countries

Time Zone Converter

London is 5 hours ahead of New York

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All City-to-City Time Conversions

From United States

New York to United Kingdom

New York → London New York → Manchester New York → Birmingham New York → Glasgow

Los Angeles to United Kingdom

Los Angeles → London Los Angeles → Manchester Los Angeles → Birmingham Los Angeles → Glasgow

San Francisco to United Kingdom

San Francisco → London San Francisco → Manchester San Francisco → Birmingham San Francisco → Glasgow

Chicago to United Kingdom

Chicago → London Chicago → Manchester Chicago → Birmingham Chicago → Glasgow

Miami to United Kingdom

Miami → London Miami → Manchester Miami → Birmingham Miami → Glasgow

Boston to United Kingdom

Boston → London Boston → Manchester Boston → Birmingham Boston → Glasgow

Houston to United Kingdom

Houston → London Houston → Manchester Houston → Birmingham Houston → Glasgow

Phoenix to United Kingdom

Phoenix → London Phoenix → Manchester Phoenix → Birmingham Phoenix → Glasgow

Seattle to United Kingdom

Seattle → London Seattle → Manchester Seattle → Birmingham Seattle → Glasgow

Denver to United Kingdom

Denver → London Denver → Manchester Denver → Birmingham Denver → Glasgow

Atlanta to United Kingdom

Atlanta → London Atlanta → Manchester Atlanta → Birmingham Atlanta → Glasgow

Dallas to United Kingdom

Dallas → London Dallas → Manchester Dallas → Birmingham Dallas → Glasgow

Las Vegas to United Kingdom

Las Vegas → London Las Vegas → Manchester Las Vegas → Birmingham Las Vegas → Glasgow

Portland to United Kingdom

Portland → London Portland → Manchester Portland → Birmingham Portland → Glasgow

Detroit to United Kingdom

Detroit → London Detroit → Manchester Detroit → Birmingham Detroit → Glasgow

San Diego to United Kingdom

San Diego → London San Diego → Manchester San Diego → Birmingham San Diego → Glasgow

Nashville to United Kingdom

Nashville → London Nashville → Manchester Nashville → Birmingham Nashville → Glasgow

Austin to United Kingdom

Austin → London Austin → Manchester Austin → Birmingham Austin → Glasgow

From United Kingdom

London to United States

London → New York London → Los Angeles London → San Francisco London → Chicago London → Miami London → Boston London → Houston London → Phoenix London → Seattle London → Denver London → Atlanta London → Dallas London → Las Vegas London → Portland London → Detroit London → San Diego London → Nashville London → Austin

Manchester to United States

Manchester → New York Manchester → Los Angeles Manchester → San Francisco Manchester → Chicago Manchester → Miami Manchester → Boston Manchester → Houston Manchester → Phoenix Manchester → Seattle Manchester → Denver Manchester → Atlanta Manchester → Dallas Manchester → Las Vegas Manchester → Portland Manchester → Detroit Manchester → San Diego Manchester → Nashville Manchester → Austin

Birmingham to United States

Birmingham → New York Birmingham → Los Angeles Birmingham → San Francisco Birmingham → Chicago Birmingham → Miami Birmingham → Boston Birmingham → Houston Birmingham → Phoenix Birmingham → Seattle Birmingham → Denver Birmingham → Atlanta Birmingham → Dallas Birmingham → Las Vegas Birmingham → Portland Birmingham → Detroit Birmingham → San Diego Birmingham → Nashville Birmingham → Austin

Glasgow to United States

Glasgow → New York Glasgow → Los Angeles Glasgow → San Francisco Glasgow → Chicago Glasgow → Miami Glasgow → Boston Glasgow → Houston Glasgow → Phoenix Glasgow → Seattle Glasgow → Denver Glasgow → Atlanta Glasgow → Dallas Glasgow → Las Vegas Glasgow → Portland Glasgow → Detroit Glasgow → San Diego Glasgow → Nashville Glasgow → Austin

Business Insights

The US-UK business corridor is one of the world's most active, with optimal meeting windows typically between 9 AM - 1 PM EST (2 PM - 6 PM GMT). Financial markets overlap during these hours, making it prime time for business communications.

Popular Routes

Popular timezone conversions include New York, Los Angeles, San Francisco to London, Manchester, Birmingham. These routes represent major business and travel corridors with frequent time zone queries.

Timezone Overview

United States spans 5 timezones, while United Kingdom covers 1 timezone. This complexity makes it essential to specify exact cities when planning international communications.