AST to LHST Time Converter
Use this AST to LHST time converter to compare Canada and Australia time instantly. LHST is 14 hours and 30 minutes ahead of AST, so 9:00 AM AST becomes 11:30 PM LHST and 5:00 PM AST becomes 7:30 AM (next day) LHST. The page is useful for business-hours overlap, international calls, remote-team handoffs, webinars, and travel planning, with daylight saving adjustments handled automatically.
AST to LHST Quick Facts
Use this AST to LHST converter to compare Canada and Australia time, check the 14 hours and 30 minutes gap, and confirm the right slot for calls, handoffs, and deadlines. Find the best overlap for calls and meetings.
How to Convert AST to LHST
Converting between Atlantic Standard Time and Lord Howe Standard Time means accounting for a 14 hours and 30 minutes gap — here's how to do it in under 10 seconds with no sign-up.
Pick the date and time in Atlantic Standard Time (UTC -4) that you want to convert. Hit "Now" to load the current AST time instantly, or use "+1h" to step forward and compare.
The equivalent Lord Howe Standard Time (UTC +10:30) time appears immediately. Since LHST is 14 hours and 30 minutes ahead of AST, conversions often cross midnight — look for the date-change label.
Click "Copy Time" to grab the LHST result for your calendar or message. Use "+1d" to check how the conversion shifts across dates — useful when Daylight Saving Time changes the gap.
Why Choose Our AST to LHST Converter
With 14 hours and 30 minutes between AST and LHST, business-hours overlap is limited. This tool instantly shows which hours work on both sides, so you can lock in a meeting without a chain of "does 3 PM work for you?" emails.
A AST evening at 9 PM is already the next morning in LHST. This converter flags date changes beside the result — critical when booking flights, hitting deadlines, or scheduling across the Canada–Australia corridor.
The half-hour offset between AST (UTC -4) and LHST (UTC +10:30) already makes mental math tricky — add Daylight Saving Time and the gap can shift further. This converter uses live UTC offsets, so you're always accurate.
Product launches, sports matches, and webinars are often announced in AST. Convert the event time to LHST so you know exactly when to tune in — with a 14 hours and 30 minutes difference, a morning event in Canada falls during work hours in Australia.
AST to LHST Time Conversion Chart
Quick-reference conversion table covering every hour of the day at a glance.
Atlantic Standard Time to Lord Howe Standard Time full day schedule
| Atlantic Standard Time | Lord Howe Standard Time |
|---|---|
| 12:00 AM |
2:30 PM
|
| 1:00 AM |
3:30 PM
|
| 2:00 AM |
4:30 PM
|
| 3:00 AM |
5:30 PM
|
| 4:00 AM |
6:30 PM
|
| 5:00 AM |
7:30 PM
|
| 6:00 AM |
8:30 PM
|
| 7:00 AM |
9:30 PM
|
| 8:00 AM |
10:30 PM
|
| 9:00 AM |
11:30 PM
|
| 10:00 AM |
12:30 AM
(next day)
|
| 11:00 AM |
1:30 AM
(next day)
|
| 12:00 PM |
2:30 AM
(next day)
|
| 1:00 PM |
3:30 AM
(next day)
|
| 2:00 PM |
4:30 AM
(next day)
|
| 3:00 PM |
5:30 AM
(next day)
|
| 4:00 PM |
6:30 AM
(next day)
|
| 5:00 PM |
7:30 AM
(next day)
|
| 6:00 PM |
8:30 AM
(next day)
|
| 7:00 PM |
9:30 AM
(next day)
|
| 8:00 PM |
10:30 AM
(next day)
|
| 9:00 PM |
11:30 AM
(next day)
|
| 10:00 PM |
12:30 PM
(next day)
|
| 11:00 PM |
1:30 PM
(next day)
|
Timezone offsets and DST rules verified against the IANA Time Zone Database. Conversion math and business-hour overlap windows double-checked against real-world scheduling scenarios.
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Convert Other Time Zones to LHST
Find the time difference from any major zone into Lord Howe Standard Time. Use these pages when scheduling with Australia from a different region.