BST to Seattle Time Converter
PST is 8 hours behind GMT. 9:00 AM GMT = 1:00 AM PST.
PST is 8 hours behind GMT at the moment. To convert BST to Seattle Time, subtract 8 hours from the BST time: 9:00 AM GMT = 1:00 AM PST.
BST (British Time) is used in United Kingdom from late March to late October. Seattle Time (Seattle time) is used in Seattle, USA.
BST here means British Summer Time, not Bangladesh Standard Time. BST (British Summer Time) is not in force right now: United Kingdom from late March to late October is currently on GMT. This page uses whichever name applies on the date you pick, so the numbers below say GMT.
BST to Seattle Time time conversion table
BST to Seattle Time on 7 Nov 2026. Today's date. Highlighted rows are 9 AM–5 PM in both places.
| BST | Seattle Time |
|---|---|
| 12:00 AM | 4:00 PM−1 |
| 1:00 AM | 5:00 PM−1 |
| 2:00 AM | 6:00 PM−1 |
| 3:00 AM | 7:00 PM−1 |
| 4:00 AM | 8:00 PM−1 |
| 5:00 AM | 9:00 PM−1 |
| 6:00 AM | 10:00 PM−1 |
| 7:00 AM | 11:00 PM−1 |
| BST | Seattle Time |
|---|---|
| 8:00 AM | 12:00 AM |
| 9:00 AM | 1:00 AM |
| 10:00 AM | 2:00 AM |
| 11:00 AM | 3:00 AM |
| 12:00 PM | 4:00 AM |
| 1:00 PM | 5:00 AM |
| 2:00 PM | 6:00 AM |
| 3:00 PM | 7:00 AM |
| BST | Seattle Time |
|---|---|
| 4:00 PM | 8:00 AM |
| 5:00 PM | 9:00 AM |
| 6:00 PM | 10:00 AM |
| 7:00 PM | 11:00 AM |
| 8:00 PM | 12:00 PM |
| 9:00 PM | 1:00 PM |
| 10:00 PM | 2:00 PM |
| 11:00 PM | 3:00 PM |
Conversion table from BST to Seattle Time for 7 Nov 2026. A tick marks hours that fall between 9 AM and 5 PM in both places. +1 means the next day in Seattle Time, −1 the previous day.
- ✓ marks 9 AM–5 PM in both places
- Greyed times are night in the destination (10 PM–6 AM)
How to convert BST to Seattle Time
Subtract 8 hours from the BST time to get Seattle Time.
Example: 9:00 AM GMT = 1:00 AM PST.
Across midnight: 1:00 AM GMT = 5:00 PM PST (previous day). The date changes, so always check the day as well as the hour.
Time difference between BST and Seattle Time
The time difference between BST and Seattle Time is not the same all year, because the two sides change for daylight saving time on different dates. In 2026 it works out like this:
- 1 Jan 2026 – 7 Mar 2026: Seattle Time is 8 hours behind of BST.
- 8 Mar 2026 – 28 Mar 2026: Seattle Time is 7 hours behind of BST.
- 29 Mar 2026 – 24 Oct 2026: Seattle Time is 8 hours behind of BST.
- 25 Oct 2026 – 31 Oct 2026: Seattle Time is 7 hours behind of BST.
- 1 Nov 2026 – 31 Dec 2026: Seattle Time is 8 hours behind of BST.
BST and Seattle Time during daylight saving time
- BST next changes on 28 Mar 2027: clocks go forward one hour at 00:59 local time, from GMT (UTC+0) to BST (UTC+1).
- Seattle Time next changes on 14 Mar 2027: clocks go forward one hour at 01:59 local time, from PST (UTC−8) to PDT (UTC−7).
Best time for a meeting between BST and Seattle Time
BST and Seattle Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM GMT, which is 7:00 AM PST.
BST to Seattle Time FAQ
What is the time difference between BST and Seattle Time?
Right now PST is 8 hours behind GMT. The gap changes 5 times in 2026 because the two sides switch to daylight saving time on different dates.
What is 9 AM BST in Seattle Time?
9:00 AM GMT is 1:00 AM PST.
What is 12 PM (noon) BST in Seattle Time?
12:00 PM GMT is 4:00 AM PST.
Is Seattle Time ahead of or behind BST?
PST is 8 hours behind GMT, so it is earlier in Seattle Time than in BST.
Does BST change for daylight saving time?
Yes. BST next changes on 28 Mar 2027, when clocks go forward one hour from GMT to BST.
Does Seattle Time change for daylight saving time?
Yes. Seattle Time next changes on 14 Mar 2027, when clocks go forward one hour from PST to PDT.
What is the best time for a meeting between BST and Seattle Time?
BST and Seattle Time have no shared 9 AM–5 PM window. The earliest slot that is reasonable on both sides is 3:00 PM GMT, which is 7:00 AM PST.
Related conversions
Convert Seattle Time to BST
Convert BST to other time zones
Convert other time zones to Seattle Time
Learn more
Updated 7 November 2026. Time zone data: IANA tz database.