TimezoneToolbox

BST to EST converter

EST is usually 5 h behind BST. It is 4 h behind BST 8 Mar–29 Mar and 25 Oct–1 Nov 2026, because of daylight saving time.

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BST to EST table

For 12 July 2026, when EST is 5 h behind BST. Other dates: see the table on the right.

BSTEST24-hour
12:00 AM7:00 PM prev. day0:00 → 19:00
1:00 AM8:00 PM prev. day1:00 → 20:00
2:00 AM9:00 PM prev. day2:00 → 21:00
3:00 AM10:00 PM prev. day3:00 → 22:00
4:00 AM11:00 PM prev. day4:00 → 23:00
5:00 AM12:00 AM 5:00 → 0:00
6:00 AM1:00 AM 6:00 → 1:00
7:00 AM2:00 AM 7:00 → 2:00
8:00 AM3:00 AM 8:00 → 3:00
9:00 AM4:00 AM 9:00 → 4:00
10:00 AM5:00 AM 10:00 → 5:00
11:00 AM6:00 AM 11:00 → 6:00
12:00 PM7:00 AM 12:00 → 7:00
1:00 PM8:00 AM 13:00 → 8:00
2:00 PM9:00 AM 14:00 → 9:00
3:00 PM10:00 AM 15:00 → 10:00
4:00 PM11:00 AM 16:00 → 11:00
5:00 PM12:00 PM 17:00 → 12:00
6:00 PM1:00 PM 18:00 → 13:00
7:00 PM2:00 PM 19:00 → 14:00
8:00 PM3:00 PM 20:00 → 15:00
9:00 PM4:00 PM 21:00 → 16:00
10:00 PM5:00 PM 22:00 → 17:00
11:00 PM6:00 PM 23:00 → 18:00

When the difference changes

Computed from the IANA tz database (release 2026c). Governments can change these rules; the live converter uses your browser’s own copy of the database.

2026: from (UTC)until (UTC)EST vs BST
1 January 20268 March 20265 h behind
8 March 202629 March 20264 h behind
29 March 202625 October 20265 h behind
25 October 20261 November 20264 h behind
1 November 202631 December 20265 h behind
2027: from (UTC)until (UTC)EST vs BST
1 January 202714 March 20275 h behind
14 March 202728 March 20274 h behind
28 March 202731 October 20275 h behind
31 October 20277 November 20274 h behind
7 November 202731 December 20275 h behind

BST: British Summer Time · BST time now
BST only exists from late March to late October. The rest of the year the UK is on GMT. This page follows the London clock either way.

EST: Eastern Time · EST time now
Strictly, EST is the winter offset (UTC−5). From March to November the same clocks run on EDT (UTC−4). Most people who search "EST" mean whatever the US East Coast clocks show, so this page follows America/New_York.

Related converters

Questions

What is the time difference between BST and EST?

EST is usually 5 h behind BST. It is 4 h behind BST 8 Mar–29 Mar and 25 Oct–1 Nov 2026, because of daylight saving time.

What is 9 am BST in EST?

9:00 am BST is 4:00 AM EST, on dates when the usual difference applies. Use the converter above for any specific date.

Which BST does this page use?

BST only exists from late March to late October. The rest of the year the UK is on GMT. This page follows the London clock either way.

Which EST does this page use?

Strictly, EST is the winter offset (UTC−5). From March to November the same clocks run on EDT (UTC−4). Most people who search "EST" mean whatever the US East Coast clocks show, so this page follows America/New_York.