PT to GMT Time Converter

Convert Pacific Time (PT) to Greenwich Mean Time (GMT). Both time zones are shown live below; current offset between them is 8 hours ahead.

Los Angeles · Pacific Time
23:21:18
Sunday, May 10, 2026
PDT · UTC-07:00
London · Greenwich Mean Time
07:21:18
Monday, May 11, 2026
GMT+1 · UTC+01:00

Convert a specific time

From: PT (Los Angeles)
To: GMT (London)
--:--

Daylight Saving status right now

PT (Pacific Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-07:00 → UTC-08:00
GMT (Greenwich Mean Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-10-25
Offset shift
UTC+01:00 → UTC+00:00

When can PT and GMT meet?

00
01
02
03
04
05
06
07
08
09
10
11
12
13
14
15
16
17
18
19
20
21
22
23
PT
GMT
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Los Angeles (PT). Each row shows the local working-hours state in that zone for the same moment in time.
No overlap during strict 9-5 working hours; some flexibility needed.
If both sides are willing to extend to 8am-7pm, the available window is 08:00–10:00 PT (16:00–18:00 GMT).

Hour-by-hour PT to GMT conversion table

PT time (Los Angeles)GMT time (London)Status
00:00 Sun08:00 SunOff-hours both sides
01:00 Sun09:00 SunGMT working
02:00 Sun10:00 SunGMT working
03:00 Sun11:00 SunGMT working
04:00 Sun12:00 SunGMT working
05:00 Sun13:00 SunGMT working
06:00 Sun14:00 SunGMT working
07:00 Sun15:00 SunGMT working
08:00 Sun16:00 SunGMT working
09:00 Sun17:00 SunPT working
10:00 Sun18:00 SunPT working
11:00 Sun19:00 SunPT working
12:00 Sun20:00 SunPT working
13:00 Sun21:00 SunPT working
14:00 Sun22:00 SunPT working
15:00 Sun23:00 SunPT working
16:00 Sun00:00 MonPT working
17:00 Sun01:00 MonOff-hours both sides
18:00 Sun02:00 MonOff-hours both sides
19:00 Sun03:00 MonOff-hours both sides
20:00 Sun04:00 MonOff-hours both sides
21:00 Sun05:00 MonOff-hours both sides
22:00 Sun06:00 MonOff-hours both sides
23:00 Sun07:00 MonOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Pacific Time (PT)
IANA identifier
America/Los_Angeles
Current UTC offset
UTC-07:00
Current abbreviation
PDT
Major cities in this zone
Los AngelesSan FranciscoSeattlePortlandSan Diego
Greenwich Mean Time (GMT)
IANA identifier
Europe/London
Current UTC offset
UTC+01:00
Current abbreviation
GMT+1
Major cities in this zone
LondonManchesterEdinburghBirmingham

Sun today in Los Angeles and London

Los Angeles
Sunrise
05:56
Sunset
19:44
Solar noon
12:50
Daylight
13h 48m
London
Sunrise
05:16
Sunset
20:39
Solar noon
12:58
Daylight
15h 23m

Related converters

GMT to PT (reverse)PT to ESTPT to PSTPT to UTCPT to CETPT to ISTEST to GMTPST to GMTUTC to GMTCET to GMTIST to GMT
Looking for local time? See time in Los Angeles or time in London.

Frequently asked questions

What is the time difference between PT and GMT right now?+
GMT (Greenwich Mean Time) is currently 8 hours ahead PT (Pacific Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does PT or GMT observe daylight saving time?+
PT: observes daylight saving time. GMT: observes daylight saving time.
When is the best time to schedule a meeting between PT and GMT?+
Standard 9-5 hours do not overlap. Extending to 8am-7pm gives a window of 08:00–10:00 PT (16:00–18:00 GMT).
What time is it in London when it is 12:00 noon in Los Angeles?+
When it is 12:00 Sun in Los Angeles (PT), it is 20:00 Sun in London (GMT).
Which IANA time zone identifiers are used for PT and GMT?+
PT maps to "America/Los_Angeles" in the IANA database. GMT maps to "Europe/London". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Los Angeles ahead of or behind London?+
Whether Los Angeles (PT) is ahead of or behind London (GMT) depends on the current UTC offsets. Right now GMT is 8 hours ahead PT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for PT and GMT?+
PT is UTC-07:00 (PDT) and GMT is UTC+01:00 (GMT+1). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both PT and GMT?+
Not during a strict 9am-5pm window. If both sides flex to 8am-7pm, the available meeting window between PT and GMT is 08:00–10:00 PT.