Houston LondonTime Converter

Houston (CDT, UTC−5) is currently 6 hours behind London (BST, UTC+1). Compare live clocks, convert any hour, and find times to meet.

Live DST-aware Shareable URLs
 
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Quick answer

When it's in Houston, it's the same day in London.

Houston (CST/CDT) runs 6 hours behind London (GMT/BST). Both sides keep standard office hours with a real 9–6 overlap — the highlighted window below works for everyone.

Time difference
+6h 00m
Houston
UTC−5
London
UTC+1
Best call window
9:00 AM CDT
Hour by hour

Houston to London conversion table

The next 12 hours in Houston and the matching local time in London. The current hour is highlighted; drag the converter's slider and the table follows.

Hourly conversion from Houston to London
Houston · CDT London · BST London status
NOW
Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
DayWork hours
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Mon, Jun 22
Night
Mon, Jun 22
Mon, Jun 22
Night
Meeting planner

Best time to meet between Houston & London

Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.

Houston CDT
London BST
Both in business hours Business hours (9–18) Morning / evening Night Now
Best time for a call or meeting: between 9:00 AM and 12:00 PM in Houston, which is 3:00 PM–6:00 PM in London — both sides are inside normal business hours (9:00 AM – 6:00 PM).
Good to know

Daylight saving shifts this gap by up to 1 hour

The difference between Houston and London swings between 5 and 6 hours across the year as each side starts or ends daylight saving. Clocks in Houston move back 1 hour to CST (UTC−6) on Sunday, November 1, 2026. Clocks in London move back 1 hour to GMT (UTC±0) on Sunday, October 25, 2026. This page always shows the live, DST-aware difference.

Built for humans and machines

One source of truth — for you and your AI

This page exposes the same answer as structured data, so when you ask an assistant "what's 9am Houston time in London?", it can cite the exact, DST-aware result — not a stale blog post.

  • Schema.org JSON-LD on every converter page
  • A machine-readable facts island with IANA zones and every possible offset
  • Live times in <time datetime> elements with explicit UTC offsets
JSON #timezone-pair-data · embedded in this page
{
  "pair": "Houston → London",
  "url": "https://worldclock.pro/en/convert/houston-to-london",
  "from": {
    "name": "Houston",
    "type": "city",
    "abbreviation": "CST",
    "daylightAbbreviation": "CDT",
    "iana": "America/Chicago",
    "standardUtcOffset": "-06:00",
    "daylightUtcOffset": "-05:00",
    "referenceCity": "Houston"
  },
  "to": {
    "name": "London",
    "type": "city",
    "abbreviation": "GMT",
    "daylightAbbreviation": "BST",
    "iana": "Europe/London",
    "standardUtcOffset": "+00:00",
    "daylightUtcOffset": "+01:00",
    "referenceCity": "London"
  },
  "currentDifferenceMinutes": 360,
  "possibleDifferencesMinutes": [
    300,
    360
  ],
  "note": "Between the regions that use these zones the difference is 5 and 6 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}

Frequently asked questions

What is the time difference between Houston and London?

Houston is currently 6 hours behind London. Houston is on CDT (UTC−5) and London is on BST (UTC+1). The difference can change when either side starts or ends daylight saving time.

Is London ahead of or behind Houston?

London is currently 6 hours ahead of Houston.

When it is 9:00 AM in Houston, what time is it in London?

When it is 9:00 AM on a Monday in Houston, it is 3:00 PM in London.

Do Houston and London observe daylight saving time?

Clocks in Houston move back 1 hour to CST (UTC−6) on Sunday, November 1, 2026. Clocks in London move back 1 hour to GMT (UTC±0) on Sunday, October 25, 2026.

How do I convert Houston time to London time?

Add 6 hours to any time in Houston to get the time in London. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.

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