Philadelphia HanoiTime Converter
Philadelphia (EDT, UTC−4) is currently 11 hours behind Hanoi (ICT, UTC+7). Compare live clocks, convert any hour, and find times to meet.
Quick answer
When it's in Philadelphia, it's the same day in Hanoi.
Philadelphia (EST/EDT) runs 11 hours behind Hanoi (ICT). A 9-to-5 workday on one side lands in the other side's evening or night, so the two cities share almost no normal working hours — edge-of-day calls are the trick.
- Time difference
- +11h 00m
- Philadelphia
- UTC−4
- Hanoi
- UTC+7
- Best call window
- Outside 9–6
Philadelphia to Hanoi conversion table
The next 12 hours in Philadelphia and the matching local time in Hanoi. The current hour is highlighted; drag the converter's slider and the table follows.
| Philadelphia · EDT | Hanoi · ICT |
|---|---|
| NOW Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Mon, Jun 22 |
Tue, Jun 23 |
Best time to meet between Philadelphia & Hanoi
Working hours are 9am–6pm in each city. The bright band is where they overlap — when both sides are at their desks.
Daylight saving shifts this gap by up to 1 hour
The difference between Philadelphia and Hanoi swings between 11 and 12 hours across the year as each side starts or ends daylight saving. Clocks in Philadelphia move back 1 hour to EST (UTC−5) on Sunday, November 1, 2026. Hanoi does not observe daylight saving time. This page always shows the live, DST-aware difference.
Related time zone conversions
Jump straight to another pair — every combination is a live tool, not an article.
From Philadelphia
To Hanoi
One source of truth — for you and your AI
This page exposes the same answer as structured data, so when you ask an assistant "what's 9am Philadelphia time in Hanoi?", it can cite the exact, DST-aware result — not a stale blog post.
- Schema.org JSON-LD on every converter page
- A machine-readable facts island with IANA zones and every possible offset
- Live times in <time datetime> elements with explicit UTC offsets
{
"pair": "Philadelphia → Hanoi",
"url": "https://worldclock.pro/en/convert/philadelphia-to-hanoi",
"from": {
"name": "Philadelphia",
"type": "city",
"abbreviation": "EST",
"daylightAbbreviation": "EDT",
"iana": "America/New_York",
"standardUtcOffset": "-05:00",
"daylightUtcOffset": "-04:00",
"referenceCity": "Philadelphia"
},
"to": {
"name": "Hanoi",
"type": "city",
"abbreviation": "ICT",
"daylightAbbreviation": null,
"iana": "Asia/Bangkok",
"standardUtcOffset": "+07:00",
"daylightUtcOffset": null,
"referenceCity": "Hanoi"
},
"currentDifferenceMinutes": 660,
"possibleDifferencesMinutes": [
660,
720
],
"note": "Between the regions that use these zones the difference is 11 and 12 hours across the year, depending on daylight saving on each side. The clocks on this page show the named zones themselves, which are fixed."
}
Frequently asked questions
What is the time difference between Philadelphia and Hanoi?
Philadelphia is currently 11 hours behind Hanoi. Philadelphia is on EDT (UTC−4) and Hanoi is on ICT (UTC+7). The difference can change when either side starts or ends daylight saving time.
Is Hanoi ahead of or behind Philadelphia?
Hanoi is currently 11 hours ahead of Philadelphia.
When it is 9:00 AM in Philadelphia, what time is it in Hanoi?
When it is 9:00 AM on a Monday in Philadelphia, it is 8:00 PM in Hanoi.
Do Philadelphia and Hanoi observe daylight saving time?
Clocks in Philadelphia move back 1 hour to EST (UTC−5) on Sunday, November 1, 2026. Hanoi does not observe daylight saving time.
How do I convert Philadelphia time to Hanoi time?
Add 11 hours to any time in Philadelphia to get the time in Hanoi. This page's converter and 24-hour table do it automatically and stay correct through daylight-saving changes.
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