Time difference
Dallas to Kolkata Time Difference
Kolkata is 10 hours and 30 minutes ahead of Dallas — when it's 12:00 PM in Dallas, it's 10:30 PM in Kolkata. (Dallas (America/Chicago, CDT); Kolkata (Asia/Kolkata, IST).) Below: live local times, the best hours for a call, a full conversion table, and exact daylight-saving dates.
Kolkata is 10 hours and 30 minutes ahead of Dallas. Standard 9 AM–5 PM business hours in Dallas and Kolkata do not overlap, so a live call needs one side outside normal hours. Clocks change on November 1, 2026, which briefly shifts the gap between Dallas and Kolkata — the converter on this page always reflects the correct offset for the date you pick.
- When it's 9:00 AM in Dallas, it's 7:30 PM in Kolkata.
- When it's 9:00 AM in Kolkata, it's 10:30 PM the previous day in Dallas.
Kolkata is currently 10 hours and 30 minutes ahead of Dallas.
Interactive converter
12:00PM
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Best times to meet
Standard 9 AM – 5 PM hours in Dallas and Kolkata do not overlap. The least-bad options are an early start in one city or a late evening call in the other — for example a 7–8 AM meeting in Dallas, or a 6–8 PM meeting in Kolkata.
Quick conversion table
| Dallas | Kolkata |
|---|---|
| 12 AM | 10:30 AM |
| 1 AM | 11:30 AM |
| 2 AM | 12:30 PM |
| 3 AM | 1:30 PM |
| 4 AM | 2:30 PM |
| 5 AM | 3:30 PM |
| 6 AM | 4:30 PM |
| 7 AM | 5:30 PM |
| 8 AM | 6:30 PM |
| 9 AM | 7:30 PM |
| 10 AM | 8:30 PM |
| 11 AM | 9:30 PM |
| 12 PM | 10:30 PM |
| 1 PM | 11:30 PM |
| 2 PM | 12:30 AM (next day) |
| 3 PM | 1:30 AM (next day) |
| 4 PM | 2:30 AM (next day) |
| 5 PM | 3:30 AM (next day) |
| 6 PM | 4:30 AM (next day) |
| 7 PM | 5:30 AM (next day) |
| 8 PM | 6:30 AM (next day) |
| 9 PM | 7:30 AM (next day) |
| 10 PM | 8:30 AM (next day) |
| 11 PM | 9:30 AM (next day) |
Daylight saving
On November 1, 2026, Dallas shifts for daylight saving. After that, Kolkata will be 11 hours and 30 minutes ahead of Dallas (currently 10 hours and 30 minutes ahead of Dallas). The converter and the tables above always reflect the correct offset for the date you pick.
- Dallas is currently observing daylight saving time.
- Kolkata does not observe daylight saving time.
Frequently asked questions
- Is Kolkata ahead of or behind Dallas?
- Kolkata is 10 hours and 30 minutes ahead of Dallas.
- How many hours ahead of Dallas is Kolkata?
- Kolkata is 10 hours and 30 minutes ahead of Dallas.
- What time is 9 AM in Dallas in Kolkata?
- 9:00 AM in Dallas is 7:30 PM in Kolkata.
- What time is noon in Dallas in Kolkata?
- 12:00 PM in Dallas is 10:30 PM in Kolkata.
- What time is 5 PM in Dallas in Kolkata?
- 5:00 PM in Dallas is 3:30 AM the next day in Kolkata. Useful for end-of-day handoffs between the two offices.
- What time is 3 PM in Dallas in Kolkata?
- 3:00 PM in Dallas is 1:30 AM the next day in Kolkata.
- Is Dallas currently observing daylight saving time?
- Dallas is currently observing daylight saving time (summer time).
- Is Kolkata currently observing daylight saving time?
- Kolkata does not observe daylight saving time — its UTC offset stays the same all year.
- Do Dallas and Kolkata observe daylight saving?
- On November 1, 2026, Dallas shifts for daylight saving. After that, Kolkata will be 11 hours and 30 minutes ahead of Dallas (currently 10 hours and 30 minutes ahead of Dallas). The converter and the tables above always reflect the correct offset for the date you pick.
- When is the best time to call Kolkata from Dallas?
- Dallas and Kolkata business hours don't overlap. The closest options are early mornings in Dallas or late evenings, when one side stretches outside 9–5.
- When is the best time to call Dallas from Kolkata?
- Kolkata and Dallas business hours don't overlap. The closest options are early mornings in Kolkata or late evenings, when one side stretches outside 9–5.
- Dallas (CDT) to Kolkata (IST) — how do I convert quickly?
- Add 10 hours and 30 minutes to Dallas local time to get Kolkata local time. Or use the converter at the top of this page — it stays accurate through daylight-saving changes automatically.
Other conversions
- Dallas to New York
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- Dallas to Singapore
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