BST to AEST Converter

Convert UK Time (BST) to Australian Eastern Time (AEST), with daylight saving time handled for you.

AEST to BST

Now in BST

7:02 PM

UK Time · London

Now in AEST

4:02 AM

Australian Eastern Time · Sydney

Results

7:02 PM BST in AEST

4:02 AM

Australian Eastern Time · next day · right now AEST is 9 hours ahead of BST

Times follow London for BST and Sydney for AEST, using the IANA time zone database.

BST to AEST time difference

AEST is 9 hours ahead of BST for most of 2026, and 11 hours ahead of BST for about 155 days, and 10 hours ahead of BST for about 28 days, because daylight saving time changes on different dates.

In 2026, UK Time switches to BST on March 29 and back to GMT on October 25. In 2026, Australian Eastern Time switches back to AEST on April 5 and to AEDT on October 4.

BST to AEST conversion table

Every hour on 2026-09-28. Highlighted rows fall inside 9 AM–5 PM in both zones.

BST (UK Time)AEST (Australian Eastern Time)
12:00 AM9:00 AM
1:00 AM10:00 AM
2:00 AM11:00 AM
3:00 AM12:00 PM
4:00 AM1:00 PM
5:00 AM2:00 PM
6:00 AM3:00 PM
7:00 AM4:00 PM
8:00 AM5:00 PM
9:00 AM6:00 PM
10:00 AM7:00 PM
11:00 AM8:00 PM
12:00 PM9:00 PM
1:00 PM10:00 PM
2:00 PM11:00 PM
3:00 PM12:00 AM · next day
4:00 PM1:00 AM · next day
5:00 PM2:00 AM · next day
6:00 PM3:00 AM · next day
7:00 PM4:00 AM · next day
8:00 PM5:00 AM · next day
9:00 PM6:00 AM · next day
10:00 PM7:00 AM · next day
11:00 PM8:00 AM · next day

Working hours overlap

On 2026-09-28, 9 AM–5 PM workdays in BST and AEST don't overlap. Try an early start in one zone and a late finish in the other, or use the meeting planner.

Convert BST to other time zones

How to use

Follow these steps to get a result

  1. Pick a date and a time in UK Time (BST).

  2. Read the matching AEST time, including whether it falls on the next or previous day.

  3. Scan the 24-hour table to see every hour at once, with shared working hours highlighted.

Features

What this tool includes

  • Live clocks for both time zones

  • Daylight saving time handled automatically

  • 24-hour conversion table

  • Working-hours overlap

FAQ

Common questions about this tool

AEST is 9 hours ahead of BST for most of 2026, and 11 hours ahead of BST for about 155 days, and 10 hours ahead of BST for about 28 days, because daylight saving time changes on different dates.

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