HST to HDT Converter
Convert time between Samoa Time (SST) and Hawaii Daylight Time (HDT).

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Time Zone Comparison Chart

Compare the selected time across multiple time zones. Click hours in the source timezone to change time.

HST → HDT conversion table

What time it is in HDT for each hour in HST today. +1 = next calendar day

Morning
12:00 AM HST 1:00 AM HDT
1:00 AM HST 2:00 AM HDT
2:00 AM HST 3:00 AM HDT
3:00 AM HST 4:00 AM HDT
4:00 AM HST 5:00 AM HDT
5:00 AM HST 6:00 AM HDT
6:00 AM HST 7:00 AM HDT
7:00 AM HST 8:00 AM HDT
8:00 AM HST 9:00 AM HDT
9:00 AM HST 10:00 AM HDT
10:00 AM HST 11:00 AM HDT
11:00 AM HST 12:00 PM HDT
Afternoon
12:00 PM HST 1:00 PM HDT
1:00 PM HST 2:00 PM HDT
2:00 PM HST 3:00 PM HDT
3:00 PM HST 4:00 PM HDT
4:00 PM HST 5:00 PM HDT
5:00 PM HST 6:00 PM HDT
Evening
6:00 PM HST 7:00 PM HDT
7:00 PM HST 8:00 PM HDT
8:00 PM HST 9:00 PM HDT
9:00 PM HST 10:00 PM HDT
10:00 PM HST 11:00 PM HDT
11:00 PM HST 12:00 AM HDT +1

Frequently asked questions

Use the hour-by-hour table below to see how each clock hour in Samoa Time (SST) maps to Hawaii Daylight Time (HDT). Offsets can change with daylight saving.

Enter a time in the converter above, or look up the matching row in the 24-hour conversion table. Both times use today's date in their respective zones.

Yes. When either zone observes DST, the offset between them can shift by an hour. The table reflects the offset for today.

Convert HST to other time zones

HST to EST
HST to EDT
HST to CST
HST to CDT
HST to PST
HST to PDT
HST to MST
HST to MDT
HST to AKST
HST to HDT
HST to ADT
HST to AST
HST to NST
HST to BRT
HST to ART
HST to CLT
HST to COT
HST to ECT
HST to VET
HST to PET
HST to PYT
HST to UYT
HST to GFT
HST to SRT
HST to BOT
HST to GYT
HST to GMT
HST to BST
HST to IST
HST to WEST
HST to CET
HST to CEST
HST to EET
HST to EEST
HST to MSK
HST to IDT
HST to GST
HST to IRST
HST to AFT
HST to PKT
HST to NPT
HST to BTT
HST to MMT
HST to ICT
HST to SGT
HST to WIB
HST to WITA
HST to WIT
HST to PHT
HST to HKT
HST to JST
HST to KST
HST to UZT
HST to TJT
HST to TMT
HST to KGT
HST to ALMT
HST to YEKT
HST to OMST
HST to KRAT
HST to IRKT
HST to YAKT
HST to VLAT
HST to MAGT
HST to SAKT
HST to SRET
HST to ANAT
HST to CAT
HST to EAT
HST to SAST
HST to AEST
HST to ACST
HST to ACDT
HST to AWST
HST to NZST
HST to SST
HST to CHST
HST to UTC
HST to WET

Convert HDT to other time zones

HDT to EST
HDT to EDT
HDT to CST
HDT to CDT
HDT to PST
HDT to PDT
HDT to MST
HDT to MDT
HDT to AKST
HDT to HST
HDT to ADT
HDT to AST
HDT to NST
HDT to BRT
HDT to ART
HDT to CLT
HDT to COT
HDT to ECT
HDT to VET
HDT to PET
HDT to PYT
HDT to UYT
HDT to GFT
HDT to SRT
HDT to BOT
HDT to GYT
HDT to GMT
HDT to BST
HDT to IST
HDT to WEST
HDT to CET
HDT to CEST
HDT to EET
HDT to EEST
HDT to MSK
HDT to IDT
HDT to GST
HDT to IRST
HDT to AFT
HDT to PKT
HDT to NPT
HDT to BTT
HDT to MMT
HDT to ICT
HDT to SGT
HDT to WIB
HDT to WITA
HDT to WIT
HDT to PHT
HDT to HKT
HDT to JST
HDT to KST
HDT to UZT
HDT to TJT
HDT to TMT
HDT to KGT
HDT to ALMT
HDT to YEKT
HDT to OMST
HDT to KRAT
HDT to IRKT
HDT to YAKT
HDT to VLAT
HDT to MAGT
HDT to SAKT
HDT to SRET
HDT to ANAT
HDT to CAT
HDT to EAT
HDT to SAST
HDT to AEST
HDT to ACST
HDT to ACDT
HDT to AWST
HDT to NZST
HDT to SST
HDT to CHST
HDT to UTC
HDT to WET