CKT to EST Time Converter

Convert Cook Islands Time (CKT) to Eastern Standard Time (EST). Both time zones are shown live below; current offset between them is 6 hours ahead.

Rarotonga · Cook Islands Time
12:35:53
Wednesday, May 13, 2026
GMT-10 · UTC-10:00
New York · Eastern Standard Time
18:35:53
Wednesday, May 13, 2026
EDT · UTC-04:00

Convert a specific time

From: CKT (Rarotonga)
To: EST (New York)
--:--

Daylight Saving status right now

CKT (Cook Islands Time)
Observes DST
No
EST (Eastern Standard Time)
Observes DST
Yes
In DST right now
Yes
Next fall back
2026-11-01
Offset shift
UTC-04:00 → UTC-05:00

Heads up: EST observes DST while CKT does not. The 6-hour difference shown above will shift by one hour when EST starts or ends DST.

When can CKT and EST meet?

00
01
02
03
04
05
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09
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18
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23
CKT
EST
Both zones in working hours (9am-5pm)
One zone working
Off-hours
Columns are hours of the day in Rarotonga (CKT). Each row shows the local working-hours state in that zone for the same moment in time.
2 hours of overlap during standard 9am-5pm working hours.
Best meeting window: 09:00–10:00 CKT (15:00–16:00 EST).

Hour-by-hour CKT to EST conversion table

CKT time (Rarotonga)EST time (New York)Status
00:00 Wed06:00 WedOff-hours both sides
01:00 Wed07:00 WedOff-hours both sides
02:00 Wed08:00 WedOff-hours both sides
03:00 Wed09:00 WedEST working
04:00 Wed10:00 WedEST working
05:00 Wed11:00 WedEST working
06:00 Wed12:00 WedEST working
07:00 Wed13:00 WedEST working
08:00 Wed14:00 WedEST working
09:00 Wed15:00 WedBoth at work
10:00 Wed16:00 WedBoth at work
11:00 Wed17:00 WedCKT working
12:00 Wed18:00 WedCKT working
13:00 Wed19:00 WedCKT working
14:00 Wed20:00 WedCKT working
15:00 Wed21:00 WedCKT working
16:00 Wed22:00 WedCKT working
17:00 Wed23:00 WedOff-hours both sides
18:00 Wed00:00 ThuOff-hours both sides
19:00 Wed01:00 ThuOff-hours both sides
20:00 Wed02:00 ThuOff-hours both sides
21:00 Wed03:00 ThuOff-hours both sides
22:00 Wed04:00 ThuOff-hours both sides
23:00 Wed05:00 ThuOff-hours both sides

Times computed for today in each zone using the IANA time zone database. The conversion accounts for daylight saving time wherever applicable.

About these time zones

Cook Islands Time (CKT)
IANA identifier
Pacific/Rarotonga
Current UTC offset
UTC-10:00
Current abbreviation
GMT-10
Major cities in this zone
Rarotonga
Eastern Standard Time (EST)
IANA identifier
America/New_York
Current UTC offset
UTC-04:00
Current abbreviation
EDT
Major cities in this zone
New YorkMiamiAtlantaBostonPhiladelphia

Sun today in Rarotonga and New York

New York
Sunrise
05:42
Sunset
20:05
Solar noon
12:53
Daylight
14h 22m

Related converters

EST to CKT (reverse)CKT to PSTCKT to GMTCKT to UTCCKT to CETCKT to ISTPST to ESTGMT to ESTUTC to ESTCET to ESTIST to EST
Looking for local time? See time in Rarotonga or time in New York.

Frequently asked questions

What is the time difference between CKT and EST right now?+
EST (Eastern Standard Time) is currently 6 hours ahead CKT (Cook Islands Time). The exact difference can change when one or both zones transition into or out of daylight saving time.
Does CKT or EST observe daylight saving time?+
CKT: does not observe daylight saving time. EST: observes daylight saving time.
When is the best time to schedule a meeting between CKT and EST?+
The strongest overlap is 09:00–10:00 CKT (15:00–16:00 EST), giving 2 hours when both sides are within standard 9am-5pm working hours.
What time is it in New York when it is 12:00 noon in Rarotonga?+
When it is 12:00 Wed in Rarotonga (CKT), it is 18:00 Wed in New York (EST).
Which IANA time zone identifiers are used for CKT and EST?+
CKT maps to "Pacific/Rarotonga" in the IANA database. EST maps to "America/New_York". These identifiers are what most software libraries use to convert times accurately, including DST handling.
Is Rarotonga ahead of or behind New York?+
Whether Rarotonga (CKT) is ahead of or behind New York (EST) depends on the current UTC offsets. Right now EST is 6 hours ahead CKT. The live converter and side-by-side clocks above always reflect the current direction.
What are the current UTC offsets for CKT and EST?+
CKT is UTC-10:00 (GMT-10) and EST is UTC-04:00 (EDT). Both offsets shift by one hour when the corresponding region enters or exits daylight saving time, so the live values on this page are the source of truth.
Can I schedule meetings during business hours for both CKT and EST?+
Yes. There are 2 hours of overlap during standard 9am-5pm working hours, with the strongest window at 09:00–10:00 CKT.