BRT to GMT Time Converter
Use this BRT to GMT time converter to compare Brazil and United Kingdom time instantly. GMT is 3 hours ahead of BRT, so 9:00 AM BRT becomes 12:00 PM GMT and 5:00 PM BRT becomes 8:00 PM GMT. The page is useful for business-hours overlap, international calls, remote-team handoffs, webinars, and travel planning, with daylight saving adjustments handled automatically.
BRT to GMT Quick Facts
Use this BRT to GMT converter to compare Brazil and United Kingdom time, check the 3 hours gap, and confirm the right slot for calls, handoffs, and deadlines. Good overlap starts around 9:00 AM BRT / 12:00 PM GMT.
How to Convert BRT to GMT
Converting between Brasilia Time and Greenwich Mean Time means accounting for a 3 hours gap — here's how to do it in under 10 seconds with no sign-up.
Pick the date and time in Brasilia Time (UTC -3) that you want to convert. Hit "Now" to load the current BRT time instantly, or use "+1h" to step forward and compare.
The equivalent Greenwich Mean Time (UTC +0) time appears immediately. Since GMT is 3 hours ahead of BRT, most daytime conversions stay on the same calendar day.
Click "Copy Time" to grab the GMT 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 BRT to GMT Converter
When someone in Brazil suggests 9:00 AM BRT, that's 12:00 PM GMT. This converter shows the overlap so both sides agree on one slot — no back-and-forth.
Late-night BRT times can land on a different date in GMT because of the 3 hours 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 BRT–GMT 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 BRT. Convert the event time to GMT so you know exactly when to tune in — with a 3 hours difference, a morning event in Brazil falls during work hours in Universal.
BRT to GMT Time Conversion Chart
Quick-reference conversion table covering every hour of the day at a glance.
Brasilia Time to Greenwich Mean Time full day schedule
| Brasilia Time | Greenwich Mean Time |
|---|---|
| 12:00 AM |
3:00 AM
|
| 1:00 AM |
4:00 AM
|
| 2:00 AM |
5:00 AM
|
| 3:00 AM |
6:00 AM
|
| 4:00 AM |
7:00 AM
|
| 5:00 AM |
8:00 AM
|
| 6:00 AM |
9:00 AM
|
| 7:00 AM |
10:00 AM
|
| 8:00 AM |
11:00 AM
|
| 9:00 AM |
12:00 PM
|
| 10:00 AM |
1:00 PM
|
| 11:00 AM |
2:00 PM
|
| 12:00 PM |
3:00 PM
|
| 1:00 PM |
4:00 PM
|
| 2:00 PM |
5:00 PM
|
| 3:00 PM |
6:00 PM
|
| 4:00 PM |
7:00 PM
|
| 5:00 PM |
8:00 PM
|
| 6:00 PM |
9:00 PM
|
| 7:00 PM |
10:00 PM
|
| 8:00 PM |
11:00 PM
|
| 9:00 PM |
12:00 AM
(next day)
|
| 10:00 PM |
1:00 AM
(next day)
|
| 11:00 PM |
2:00 AM
(next day)
|
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