Bansko to Casper, WY: time difference
Casper, WY is 9 h behind Bansko. Live clocks for both, the working hours they share, and how each one sits against your own time.
Your time
One day, 2 clocks
Drag along the band to read any hour in every place at once.
Bansko 21:28 9:28 PM Casper, WY 12:28 12:28 PM You –:–
21:28 9:28 PM
Eastern European Summer Time · UTC+3
☀️ 07:42 · 🌙 18:42
12:28 12:28 PM
Mountain Daylight Time · UTC-6
☀️ 07:23 · 🌙 18:19
·
−9 h
Casper, WY is 9 h behind Bansko.
When you, Bansko and Casper, WY are all at the desk
Pick the working hours below – the window every location shares appears once your time zone is known.
Working hours
🇧🇬 Bansko
0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM 15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM
🇺🇸 Casper, WY
15 3 PM 16 4 PM 17 5 PM 18 6 PM 19 7 PM 20 8 PM 21 9 PM 22 10 PM 23 11 PM 0 12 AM 1 1 AM 2 2 AM 3 3 AM 4 4 AM 5 5 AM 6 6 AM 7 7 AM 8 8 AM 9 9 AM 10 10 AM 11 11 AM 12 12 PM 13 1 PM 14 2 PM
📍 Your time
- Asleep
- Early
- Working hours
- Evening
- Both working
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Time zones side by side
| Detail | 🇧🇬 Bansko | 🇺🇸 Casper, WY |
|---|---|---|
| Local time | 21:28 | 12:28 |
| Local date | Sunday, October 18, 2026 | Sunday, October 18, 2026 |
| Time zone | Eastern European Summer Time | Mountain Daylight Time |
| UTC offset | UTC+3 | UTC-6 |
| Offset from Bansko | — | −9 h |
| IANA zone | Europe/Sofia | America/Denver |
| Daylight saving | On summer time → UTC+2, Oct 25, 03:00 | On summer time → UTC-7, Nov 1, 01:00 |
| Sunrise | 07:42 | 07:23 |
| Sunset | 18:42 | 18:19 |
| Daylight | 11 h | 10 h 57 min |
| People on this clock | 8,000 | 58,763 |
Compare Bansko with another city
More comparisons with Bansko: the time zones next to it and the far side of the clock.
Big time differences
Bansko and Casper, WY: common questions
How many hours behind Bansko is Casper, WY?
The clocks in Casper are 9 hours behind those in Bansko (UTC−6 and UTC+3).
What time is it in Casper, WY, at the start of the working day in Bansko?
The working day in Bansko starts at 9:00 AM; in Casper it is 12:00 AM at that moment.
What time is it in Casper, WY, when it is 6:00 PM in Bansko?
When it is 6:00 PM in Bansko, it is 9:00 AM in Casper.
When do working hours in Bansko and in Casper, WY, overlap?
They don't: there are no shared working hours. The start of the day in Bansko (9:00 AM) is 12:00 AM in Casper, and the start of the day in Casper is 6:00 PM in Bansko.
When is it still the previous day in Casper, WY?
Until 9:00 AM in Bansko it is still the previous day in Casper. The other way round, from 3:00 PM in Casper it is already the next day in Bansko.
Does the time difference between Bansko and Casper, WY, change?
Yes. Both places change their clocks, but on different dates. From October 25, 2026, Casper will be 8 hours behind Bansko.
