AST to BRT Time Converter
Use this AST to BRT time converter to compare Canada and Brazil time instantly. BRT is 1 hour ahead of AST, so 9:00 AM AST becomes 10:00 AM BRT and 5:00 PM AST becomes 6:00 PM BRT. 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 BRT Quick Facts
Use this AST to BRT converter to compare Canada and Brazil time, check the 1 hour gap, and confirm the right slot for calls, handoffs, and deadlines. Good overlap starts around 9:00 AM AST / 10:00 AM BRT.
How to Convert AST to BRT
Converting between Atlantic Standard Time and Brasilia Time means accounting for a 1 hour 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 Brasilia Time (UTC -3) time appears immediately. Since BRT is 1 hour ahead of AST, most daytime conversions stay on the same calendar day.
Click "Copy Time" to grab the BRT 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 BRT Converter
When someone in Canada suggests 9:00 AM AST, that's 10:00 AM BRT. This converter shows the overlap so both sides agree on one slot — no back-and-forth.
Late-night AST times can land on a different date in BRT because of the 1 hour offset. The converter labels "next day" or "previous day" next to the result so you never send a message a day early or miss a deadline.
Daylight Saving adjustments can widen or narrow the AST–BRT gap by an hour. During transition weeks many people get it wrong. This converter pulls the current UTC offsets automatically, so the result is right even on the changeover day.
Product launches, sports matches, and webinars are often announced in AST. Convert the event time to BRT so you know exactly when to tune in — with a 1 hour difference, a morning event in Canada falls during work hours in Brazil.
AST to BRT Time Conversion Chart
Quick-reference conversion table covering every hour of the day at a glance.
Atlantic Standard Time to Brasilia Time full day schedule
| Atlantic Standard Time | Brasilia Time |
|---|---|
| 12:00 AM |
1:00 AM
|
| 1:00 AM |
2:00 AM
|
| 2:00 AM |
3:00 AM
|
| 3:00 AM |
4:00 AM
|
| 4:00 AM |
5:00 AM
|
| 5:00 AM |
6:00 AM
|
| 6:00 AM |
7:00 AM
|
| 7:00 AM |
8:00 AM
|
| 8:00 AM |
9:00 AM
|
| 9:00 AM |
10:00 AM
|
| 10:00 AM |
11:00 AM
|
| 11:00 AM |
12:00 PM
|
| 12:00 PM |
1:00 PM
|
| 1:00 PM |
2:00 PM
|
| 2:00 PM |
3:00 PM
|
| 3:00 PM |
4:00 PM
|
| 4:00 PM |
5:00 PM
|
| 5:00 PM |
6:00 PM
|
| 6:00 PM |
7:00 PM
|
| 7:00 PM |
8:00 PM
|
| 8:00 PM |
9:00 PM
|
| 9:00 PM |
10:00 PM
|
| 10:00 PM |
11:00 PM
|
| 11:00 PM |
12:00 AM
(next day)
|
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