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Convert Hawaii-Aleutian Time to Tahiti Time

HAST · UTC−9 → TAHT · UTC−10

HAST is 1 hour ahead of TAHT

Adak · HADT

Monday, 7 September 2026

Faaa · UTC-10

Monday, 7 September 2026

When are both sides at work?

0003060912151821
AdakHADT · -09:00
0003060912151821
FaaaUTC-10 · -10:00
2302050811141720

Shared working hours: 10:00–18:00 in Adak is 09:00–17:00 in Faaa.

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

Pick a time and share it

22:06 Mon 7 Sep Adak = 21:06 Mon 7 Sep Faaa

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Hour-by-hour conversion

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

About this conversion

HAST here means Hawaii-Aleutian Time, represented by Adak (America/Adak), currently UTC−9. TAHT means Tahiti Time, represented by Faaa (Pacific/Tahiti), currently UTC−10.

HAST is used by 2 zones, including United States. If you meant a different one, 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 Adak; day boundaries are marked where the date differs.

Quick answers

  • 09:00 HAST is 08:00 TAHT
  • 12:00 HAST is 11:00 TAHT
  • 15:00 HAST is 14:00 TAHT
  • 18:00 HAST is 17:00 TAHT

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