New York to KST time conversion
KST is 13 hours ahead of New York. After the next clock change (): KST is 14 hours ahead of New York.
Time difference with your location
New York is 4 hours behind UTC. Compare with your local time →
Choose a date and time
Choose the local time in New York to convert it to KST on that date.
Skipped clock-change times are unavailable; a repeated time uses its first occurrence.
24-hour conversion chart · New York → KST
This table converts each hour in New York to KST on 2026-10-21.
- Working hours
- Outside working hours
- Night hours
| New York | KST | Shared working hours |
|---|---|---|
| 00:0012:00 AM | 13:001:00 PM | |
| 01:001:00 AM | 14:002:00 PM | |
| 02:002:00 AM | 15:003:00 PM | |
| 03:003:00 AM | 16:004:00 PM | |
| 04:004:00 AM | 17:005:00 PM | |
| 05:005:00 AM | 18:006:00 PM | |
| 06:006:00 AM | 19:007:00 PM | |
| 07:007:00 AM | 20:008:00 PM | |
| 08:008:00 AM | 21:009:00 PM | |
| 09:009:00 AM | 22:0010:00 PM | |
| 10:0010:00 AM | 23:0011:00 PM | |
| 11:0011:00 AM | 00:0012:00 AM +1 day | |
| 12:0012:00 PM | 01:001:00 AM +1 day | |
| 13:001:00 PM | 02:002:00 AM +1 day | |
| 14:002:00 PM | 03:003:00 AM +1 day | |
| 15:003:00 PM | 04:004:00 AM +1 day | |
| 16:004:00 PM | 05:005:00 AM +1 day | |
| 17:005:00 PM | 06:006:00 AM +1 day | |
| 18:006:00 PM | 07:007:00 AM +1 day | |
| 19:007:00 PM | 08:008:00 AM +1 day | |
| 20:008:00 PM | 09:009:00 AM +1 day | |
| 21:009:00 PM | 10:0010:00 AM +1 day | |
| 22:0010:00 PM | 11:0011:00 AM +1 day | |
| 23:0011:00 PM | 12:0012:00 PM +1 day |
Quick conversion examples
These examples use New York (UTC-4) and KST (UTC+9); choosing a date applies the local clock changes.
Conversion formula: KST = New York + 13h · New York + 14h.
| New York | KST |
|---|---|
| 6:00 AM New York | = 7:00 PM KST |
| 7:00 AM New York | = 8:00 PM KST |
| 8:00 AM New York | = 9:00 PM KST |
| 9:00 AM New York | = 10:00 PM KST |
| 10:00 AM New York | = 11:00 PM KST |
| 12:00 PM New York | = 1:00 AM KST (+1 day) |
| 3:00 PM New York | = 4:00 AM KST (+1 day) |
| 5:00 PM New York | = 6:00 AM KST (+1 day) |
| 6:00 PM New York | = 7:00 AM KST (+1 day) |
| 8:00 PM New York | = 9:00 AM KST (+1 day) |
Overlapping meeting hours
The 08:00–18:00 working days in New York and KST do not overlap on 2026-10-21.
Clock changes on both sides, 2026–2028
New York and KST have the following local clock changes in 2026–2028; all times in the table are local to that side.
| Year | New York | KST |
|---|---|---|
| 2026 | · 02:00 → 03:00 · 02:00 → 01:00 | No clock changes; UTC+9 all year. |
| 2027 | · 02:00 → 03:00 · 02:00 → 01:00 | No clock changes; UTC+9 all year. |
| 2028 | · 02:00 → 03:00 · 02:00 → 01:00 | No clock changes; UTC+9 all year. |
At the start of 2026, KST is 14 hours ahead of New York. The difference changes during the following periods.
- From 2026-03-08 03:00 New York until 2026-11-01 01:00 New York, KST is 13 hours ahead of New York.
- From 2027-03-14 03:00 New York until 2027-11-07 01:00 New York, KST is 13 hours ahead of New York.
- From 2028-03-12 03:00 New York until 2028-11-05 01:00 New York, KST is 13 hours ahead of New York.
Frequently asked questions
What time is 9 AM New York in KST?
9:00 AM New York = 10:00 PM KST, using UTC-4 and UTC+9. Choose a date above for the seasonal local time.
Does the time difference between New York and KST change during the year?
Yes. During 2026–2028: KST is 13 hours ahead of New York; KST is 14 hours ahead of New York. The clock-change table gives the dates for both sides.
How do I tell whether it is day or night in KST?
Read the KST clock above: this guide counts 06:00–18:00 local time as daytime and the rest as nighttime, without using sunrise and sunset.
What is the best time to call between New York and KST?
The 08:00–18:00 working days in New York and KST do not overlap.
What is the time difference between New York and KST now?
Right now, KST is 13 hours ahead of New York. Conversion formula: KST = New York + 13h · New York + 14h.