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Convert Eastern Time to Hawaii-Aleutian Time

EST · UTC−5 → HAST · UTC−10

EST is 5 hours ahead of HAST

New York City · EDT

Wednesday, 7 October 2026

Adak · HADT

Wednesday, 7 October 2026

When are both sides at work?

0003060912151821
New York CityEDT · -04:00
0003060912151821
AdakHADT · -09:00
1922010407101316

Shared working hours: 14:00–18:00 in New York City is 09:00–13:00 in Adak.

Working (09–18) Awake, off the clock Asleep (23–07)

Pick a time and share it

07:24 Wed 7 Oct New York City = 02:24 Wed 7 Oct Adak

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Hour-by-hour conversion

New York City (EST)Adak (HAST)
00:0019:00prev. day
01:0020:00prev. day
02:0021:00prev. day
03:0022:00prev. day
04:0023:00prev. day
05:0000:00
06:0001:00
07:0002:00Now
08:0003:00
09:0004:00
10:0005:00
11:0006:00
12:0007:00
13:0008:00
14:0009:00Both at work
15:0010:00Both at work
16:0011:00Both at work
17:0012:00Both at work
18:0013:00
19:0014:00
20:0015:00
21:0016:00
22:0017:00
23:0018:00

About this conversion

EST here means Eastern Time, represented by New York City (America/New_York), currently UTC−4. HAST means Hawaii-Aleutian Time, represented by Adak (America/Adak), currently UTC−9.

EST is used by 10 zones, including United States. If you meant a different one, see every meaning of EST.

HAST is used by 2 zones, including United States. See every meaning of HAST.

Working hours are shown as 09:00–18:00 local, and sleeping hours as 23:00–07:00. The hour table is anchored on the current day in New York City; day boundaries are marked where the date differs.

Quick answers

  • 09:00 EST is 04:00 HAST
  • 12:00 EST is 07:00 HAST
  • 15:00 EST is 10:00 HAST
  • 18:00 EST is 13:00 HAST

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