NST/NDT to JST time converter

JST is 11 hours 30 minutes ahead of NST/NDT. When it is 9:00 AM in NST/NDT, it is 8:30 PM in JST.

NST/NDT NDT

Friday, October 16, 2026

JST UTC+9

Saturday, October 17, 2026

NST/NDT
Newfoundland Standard Time
Fri, Oct 16
NDTUTC-2:30
JST
Japan Standard Time
Sat, Oct 17
UTC+9+11h 30m
Finding your time zone…
Shared working hours (9:00–18:00)

NST/NDT to JST conversion table

Every hour of today in NST/NDT and the matching time in JST. Light rows are typical working hours (9:00–18:00).

NST/NDTJST
12:00 AM11:30 AM
1:00 AM12:30 PM
2:00 AM1:30 PM
3:00 AM2:30 PM
4:00 AM3:30 PM
5:00 AM4:30 PM
6:00 AM5:30 PM
7:00 AM6:30 PM
8:00 AM7:30 PM
9:00 AM8:30 PM
10:00 AM9:30 PM
11:00 AM10:30 PM
12:00 PM11:30 PM
1:00 PM12:30 AM+1 day
2:00 PM1:30 AM+1 day
3:00 PM2:30 AM+1 day
4:00 PM3:30 AM+1 day
5:00 PM4:30 AM+1 day
6:00 PM5:30 AM+1 day
7:00 PM6:30 AM+1 day
8:00 PM7:30 AM+1 day
9:00 PM8:30 AM+1 day
10:00 PM9:30 AM+1 day
11:00 PM10:30 AM+1 day

Best time to call or meet

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:30 AM in NST/NDT (8:30 PM – 10:00 PM in JST): working hours on one side, early or late on the other.

Daylight saving time and the difference

The difference changes during the year because NST/NDT and JST switch clocks on different dates:

  • Oct 16, 2026 – Nov 1, 2026: +11h 30m
  • Nov 1, 2026 – Mar 14, 2027: +12h 30m
  • Mar 14, 2027 – Oct 16, 2027: +11h 30m

More conversions

JST to NSTNST to UTCNST to GMTNST to ESTNST to CSTNST to MSTNST to PSTNST to CETNST to MSKNST to GSTNST to PKTNST to ISTNST to SGT
UTC to JSTGMT to JSTEST to JSTCST to JSTMST to JSTPST to JSTCET to JSTMSK to JSTGST to JSTPKT to JSTIST to JSTSGT to JST

Questions and answers

What is the time difference between NST/NDT and JST?

JST is 11 hours 30 minutes ahead of NST/NDT.

What time is it in JST when it is 9 AM in NST/NDT?

When it is 9:00 AM in NST/NDT, it is 8:30 PM in JST.

When is the best time to call JST from NST/NDT?

Working hours don't overlap fully. The closest fit is 9:00 AM – 10:30 AM in NST/NDT (8:30 PM – 10:00 PM in JST): working hours on one side, early or late on the other.

Does the time difference between NST/NDT and JST change?

Yes, for part of the year, because daylight saving time starts and ends on different dates or applies on one side only.