Clockjumper

Timezone conversion

PHT to AST Time — Convert Philippine Time to Atlantic Standard Time

AST is currently 11 hours behind PHT. The gap shifts across the year: around January AST is 12 hours behind PHT, and around July it is 11 hours behind PHT, because one or both zones observe daylight saving.

AST is currently 11 hours behind PHT.

PHT • PHT (UTC+8)
10:31 PM
Thursday, Sep 10
AST • ADT (UTC-3)
11:31 AM
Thursday, Sep 10

Abbreviation disambiguation

On Clockjumper, AST refers to Atlantic Standard Time in Atlantic Canada and the Caribbean (UTC−4). The same letters are also used for Arabia Standard Time (UTC+3) — check the city or UTC offset to be sure which is meant.

Interactive converter

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Full PHT to AST conversion table

PHTAST
12:00 AM1:00 PM(previous day)
1:00 AM2:00 PM(previous day)
2:00 AM3:00 PM(previous day)
3:00 AM4:00 PM(previous day)
4:00 AM5:00 PM(previous day)
5:00 AM6:00 PM(previous day)
6:00 AM7:00 PM(previous day)
7:00 AM8:00 PM(previous day)
8:00 AM9:00 PM(previous day)
9:00 AM10:00 PM(previous day)
10:00 AM11:00 PM(previous day)
11:00 AM12:00 AM
12:00 PM1:00 AM
1:00 PM2:00 AM
2:00 PM3:00 AM
3:00 PM4:00 AM
4:00 PM5:00 AM
5:00 PM6:00 AM
6:00 PM7:00 AM
7:00 PM8:00 AM
8:00 PM9:00 AM
9:00 PM10:00 AM
10:00 PM11:00 AM
11:00 PM12:00 PM

Daylight saving and how the gap changes

Around January AST is 12 hours behind PHT. Around July it is 11 hours behind PHT. That swing comes from one or both zones observing daylight saving on different schedules — the converter above always reflects the correct offset for the date you pick.

Frequently asked questions

Is AST ahead of or behind PHT right now?
AST is currently 11 hours behind PHT.
What is the current PHT to AST time difference?
Right now the gap is 11 hours — AST is 11 hours behind PHT.
Does the PHT → AST offset change during the year?
Yes. Around January AST is 12 hours behind PHT; around July it is 11 hours behind PHT. The converter above always reflects the correct offset for the date you pick.
Does PHT observe daylight saving time?
No — Philippine Time stays at a fixed UTC offset year-round.
Does AST observe daylight saving time?
AST is itself the standard-time form. Atlantic Standard Time is in force at UTC-4 through the winter months; outside that window the same zone is on ADT (UTC-3).
What time is 3 AM PHT in AST?
3:00 AM PHT is 4:00 PM (previous day) AST.
What time is 8 AM PHT in AST?
8:00 AM PHT is 9:00 PM (previous day) AST.
What time is 9 AM PHT in AST?
9:00 AM PHT is 10:00 PM (previous day) AST.
What time is 10 AM PHT in AST?
10:00 AM PHT is 11:00 PM (previous day) AST.
What time is 11 AM PHT in AST?
11:00 AM PHT is 12:00 AM AST.
What time is 12 PM (noon) PHT in AST?
12:00 PM PHT is 1:00 AM AST.
What time is 2 PM PHT in AST?
2:00 PM PHT is 3:00 AM AST.
What time is 3 PM PHT in AST?
3:00 PM PHT is 4:00 AM AST.
What time is 4 PM PHT in AST?
4:00 PM PHT is 5:00 AM AST.
What time is 5 PM PHT in AST?
5:00 PM PHT is 6:00 AM AST.
What time is 9 PM PHT in AST?
9:00 PM PHT is 10:00 AM AST.
What time is 10 PM PHT in AST?
10:00 PM PHT is 11:00 AM AST.
When is the best time to schedule a call between PHT and AST?
PHT and AST have no direct 09:00–17:00 overlap on the same calendar day. Consider early-morning or late-evening slots on one side, or an asynchronous handoff.
What time zone does PHT refer to?
PHT refers to Philippine Time (IANA: Asia/Manila).
What time zone does AST refer to?
AST refers to Atlantic Standard Time (IANA: America/Halifax).
Is AST on this page the same as other zones that share the letters "AST"?
On Clockjumper, AST refers to Atlantic Standard Time in Atlantic Canada and the Caribbean (UTC−4). The same letters are also used for Arabia Standard Time (UTC+3) — check the city or UTC offset to be sure which is meant.

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