What is the time difference between ICT and BRT?

Brasília Time (BRT) is 10 hours behind Indochina Time (ICT). ICT uses a UTC offset of UTC+7, while BRT uses UTC-3. For example, when it's 9:00 AM in ICT, it's 11:00 PM in BRT. This difference remains constant year-round since neither timezone observes daylight saving time. Use the conversion table above to see the exact time for each hour of the day.

How do I convert ICT to BRT?

To convert ICT to BRT, subtract 10 hours from the ICT time. For example, 9:00 AM ICT is 11:00 PM BRT, and 5:00 PM ICT is 7:00 AM BRT. Since neither timezone observes DST, this conversion stays the same all year. You can also use the interactive converter above for quick, accurate results.

What time is it in BRT when it's noon in ICT?

When it's 12:00 PM (noon) in ICT, it's 2:00 AM in BRT. This is because BRT is 10 hours behind ICT. Similarly, when it's 6:00 PM in ICT, it's 8:00 AM in BRT. This relationship is constant throughout the year. The color-coded conversion table above shows every hour mapped between both timezones.

How many hours behind is BRT from ICT?

BRT is 10 hours behind ICT. This means when it's 9:00 AM in ICT, it's 11:00 PM in BRT, and when it's midnight in ICT, it's 2:00 PM in BRT. This offset is constant throughout the year since neither timezone uses daylight saving time. The conversion table above provides a complete hour-by-hour mapping.

Is BRT ahead or behind ICT?

BRT is behind ICT by 10 hours. Clocks in BRT show an earlier time than ICT, meaning the day starts later in BRT relative to ICT. For example, when it's noon in ICT, it's still 2:00 AM in BRT. This difference stays the same year-round.

Does ICT observe daylight saving time?

No, Indochina Time does not observe daylight saving time. The UTC offset of UTC+7 remains the same year-round, making time conversions from ICT more predictable. Countries and regions in this timezone keep their clocks unchanged regardless of the season.

Does BRT observe daylight saving time?

No, Brasília Time does not observe daylight saving time. The UTC offset of UTC-3 remains the same year-round, making time conversions to BRT more predictable. Countries and regions in this timezone keep their clocks unchanged regardless of the season.

What is the best time to call from ICT to BRT?

The best time for a call between ICT and BRT is during overlapping business hours (9 AM – 5 PM) in both timezones. To reach someone in BRT during their work day, call between 7:00 PM and 3:00 AM your ICT time. Avoid calling too early or late, as the 10 hours difference means your evening could be their early morning. Check the color-coded conversion table above — green hours indicate business hours in both zones, making it easy to find the ideal time.

Do ICT and BRT ever have the same time?

No, ICT and BRT are always 10 hours apart and never display the same clock time simultaneously. Neither timezone observes DST, so the difference is constant year-round with no seasonal variation. The 10 hours offset is determined by their fixed positions relative to the Prime Meridian (UTC). You can always rely on this consistent difference when planning across these timezones.

ICT to BRT Converter

Convert Indochina Time to Brasília Time. See the hour-by-hour conversion table below.

Timezone Details

Indochina Time

7:59 AM

Friday, April 3, 2026

ICT (UTC+07:00)

Brasília Time

9:59 PM

Thursday, April 2, 2026

BRT (UTC-03:00)

Difference: -10 hours

ICT DST: No

BRT DST: No

24-Hour Overview

ICT — 24-hour overview

12a12a

3a3a

6a6a

9a9a

10a

11a

12p12p

3p3p

6p6p

9p9p

10p

11p

NightMorningBusinessEvening

BRT — 24-hour overview

2p2p

5p5p

8p8p

10p

11p11p

12a

2a2a

5a5a

8a8a

10a

11a11a

12p

NightMorningBusinessEvening

Frequently Asked Questions

Related Conversions

BRT to ICT

Cities in These Timezones

ICT Cities

Bangkok Phuket Chiang Mai

BRT Cities

São Paulo Rio de Janeiro Brasília

More Tools

Compare ICT & BRT Plan a Meeting (ICT & BRT)See on Map

Learn More

How Time Zones Work Understanding DST Timezone Abbreviations

External Resources

Indochina Time on Wikipedia Brasília Time on Wikipedia IANA Time Zone Database