The short answer

Tonga is 10 hours ahead of Israel Standard Time.

Tonga
10:59:39am
+13:00 · UTC+13:00 · Thu, Jun 25
Israel Standard Time
12:59:39am
IDT · UTC+03:00 · Thu, Jun 25
Read across to convert
Tonga
+13:00 · UTC+13:00
10:59am ☀
Israel Standard Time
IDT · UTC+03:00
12:59am ☾
Click any row to pin that hour across both zones.
12amThu
2pmWed ·−1d
WORK
1am
3pmWed ·−1d
WORK
2am
4pmWed ·−1d
WORK
3am
5pmWed ·−1d
4am
6pmWed ·−1d
5am
7pmWed ·−1d
6am
8pmWed ·−1d
7am
9pmWed ·−1d
8am
10pmWed ·−1d
9am
WORK
11pmWed ·−1d
NOW
10am
WORK
12amThu
11am
WORK
1am
12pm
WORK
2am
1pm
WORK
3am
2pm
WORK
4am
3pm
WORK
5am
4pm
WORK
6am
5pm
7am
6pm
8am
7pm
9am
WORK
8pm
10am
WORK
9pm
11am
WORK
10pm
12pm
WORK
11pm
1pm
WORK
daylightnightworking hoursoverlap
Best time to meet
Closest workable window
Just outside the working window — early on one side, late on the other.
Tonga
5pm–7pm
=
Israel Standard Time
7am–9am
Popular conversions

Quick reference.

9amTonga=11pmIsrael Standard Time · prev day
12pmTonga=2amIsrael Standard Time
3pmTonga=5amIsrael Standard Time
5pmTonga=7amIsrael Standard Time
9pmTonga=11amIsrael Standard Time
In context

What each side covers.

Tonga
+13:00 · UTC+13:00
10:59am
Cities on this clock
Israel Standard Time
IDT · UTC+03:00
12:59am
Cities on this clock

Frequently asked

Quick answers about converting between Tonga and Israel Standard Time. Can't find what you need? Email [email protected].

What is the time difference between Tonga and Israel Standard Time?
Tonga is 10 hours ahead of Israel Standard Time right now. We always show the live, daylight-saving-correct difference, so this figure already accounts for whichever side is observing summer time today.
When it's 9am in Tonga, what time is it in Israel Standard Time?
9am in Tonga is 11pm in Israel Standard Time on the previous day. Use the hour-by-hour table above to read any other time across — find the row and read the matching cell in the other column.
What's the best time for a call between Tonga and Israel Standard Time?
There's no comfortable 9-to-5 overlap between Tonga and Israel Standard Time — they sit on opposite sides of the planet's working day. Plan for an early or late call on one side, or hand work off asynchronously.
Does this account for daylight saving time?
Yes. We track every clock change in both places, so the abbreviations you see — +13:00 and IDT — are the ones actually in effect right now, not a fixed all-year value. When either side changes its clocks, this page updates automatically.
Why is the date sometimes different on each side?
When two places are far enough apart, the same moment can fall on different calendar days. That is why some conversions are marked "previous day" or "next day" — it is the same instant in time, read off two clocks that crossed midnight at different points.