Time Difference Between Dallas and Sydney

The time difference between Dallas and Sydney is 17 hours. When it is 12:00 noon in Dallas, it is 05:00 in Sydney. Dallas uses the America/Chicago time zone (UTC-6), while Sydney uses Australia/Sydney (UTC+11).

Sydney is 17 hours ahead of Dallas — 17 hours
Dallas, United States
11:01:04
Saturday, November 7, 2026
UTC-6 · CST
↔
Sydney, Australia
04:01:04
Sunday, November 8, 2026
UTC+11 · AEDT (DST)

Time Zone Details: Dallas vs Sydney

Detail Dallas Sydney
Time Zone IDAmerica/ChicagoAustralia/Sydney
UTC OffsetUTC-6UTC+11
AbbreviationCSTAEDT
DST ActiveNoYes — currently observing
CountryUnited StatesAustralia
RegionNorth AmericaOceania

Best Time to Schedule a Call

With a 17 hours gap, there is no standard business-hours overlap between Dallas and Sydney. One party will need to adjust their schedule. Early mornings in Sydney or late evenings in Dallas tend to be the most practical compromise.

Hour-by-Hour Time Conversion

Use this table to quickly convert any hour from Dallas time to Sydney time. Rows highlighted in green indicate overlapping business hours in both cities.

Dallas Sydney
00:00 17:00 Night
01:00 18:00 Night
02:00 19:00 Night
03:00 20:00 Night
04:00 21:00 Night
05:00 22:00 Night
06:00 23:00
07:00 00:00 (+1 day)
08:00 01:00 (+1 day)
09:00 02:00 (+1 day)
10:00 03:00 (+1 day)
11:00 04:00 (+1 day)
12:00 05:00 (+1 day)
13:00 06:00 (+1 day)
14:00 07:00 (+1 day)
15:00 08:00 (+1 day)
16:00 09:00 (+1 day) Overlap
17:00 10:00 (+1 day)
18:00 11:00 (+1 day)
19:00 12:00 (+1 day)
20:00 13:00 (+1 day)
21:00 14:00 (+1 day)
22:00 15:00 (+1 day) Night
23:00 16:00 (+1 day) Night

Daylight Saving Time (DST) Impact

Sydney is currently observing daylight saving time, while Dallas is on standard time. When Sydney switches back to standard time, the difference between these two cities will shift by 1 hour.

Practical Tips for Dallas–Sydney Scheduling

Compare Dallas and Sydney with Other Cities

From Dallas

From Sydney

Frequently Asked Questions

What is the time difference between Dallas and Sydney?

The time difference is 17 hours. Sydney is 17 hours ahead of Dallas.

Does the time difference change during the year?

Yes. One of these cities observes DST while the other does not, so the difference shifts by 1 hour when DST begins or ends.

When is the best time to call from Dallas to Sydney?

There is no ideal window during standard business hours. Consider scheduling at the edges — early morning for the city that is ahead and late afternoon for the city that is behind.

How do I convert Dallas time to Sydney time?

Add 17 hours to Dallas time to get Sydney time. Use the hour-by-hour table above for a quick reference.

Related Pages

For sunrise and sunset data, visit TheSunsetTimes.com. For detailed DST schedules, see DaylightSavingTime.info.