Offset
The time difference between Hanoi and Frankfurt am Main is 5 hours.
Hanoi (ICT) is ahead of Frankfurt am Main (CEST).
ICT: UTC+7
CEST: UTC+2
Frankfurt am Main is currently observing daylight saving time; Hanoi is not.
When to schedule
Business-hours overlap: 2 PM–5 PM in Hanoi (9 AM–12 PM in Frankfurt am Main).
Both teams are in working hours during this window on weekdays.
Suggested time: 3:00 PM Hanoi (10:00 AM Frankfurt am Main).
This window may shift by an hour during daylight saving time.
Public holidays in 2026
National public holidays can affect availability — a counterpart is likely off work on their own holidays, so it's worth planning meetings and deadlines around them.
Vietnam
- New Year's DayThu, Jan 1
- Reunification DayThu, Apr 30
- Labour DayFri, May 1
- National DayWed, Sep 2
Germany
- New Year's DayThu, Jan 1
- Good FridayFri, Apr 3
- Easter MondayMon, Apr 6
- Labour DayFri, May 1
- Ascension DayThu, May 14
- Whit MondayMon, May 25
- German Unity DaySat, Oct 3
- Christmas DayFri, Dec 25
- St. Stephen's DaySat, Dec 26
About these zones
Hanoi uses Indochina Time (ICT). To call Vietnam, dial +84.
Frankfurt am Main uses Central European Time (CET, or CEST). To call Germany, dial +49.
Frankfurt am Main is approximately 5,400 miles northwest of Hanoi.
Quick reference
Full 24-hour conversion table — tap any time to open it in the converter.
| Hanoi | Frankfurt am Main | Day |
|---|---|---|
| 12:00 am | 7:00 pm | -1 day |
| 1:00 am | 8:00 pm | -1 day |
| 2:00 am | 9:00 pm | -1 day |
| 3:00 am | 10:00 pm | -1 day |
| 4:00 am | 11:00 pm | -1 day |
| 5:00 am | 12:00 am | Same day |
| 6:00 am | 1:00 am | Same day |
| 7:00 am | 2:00 am | Same day |
| 8:00 am | 3:00 am | Same day |
| 9:00 am | 4:00 am | Same day |
| 10:00 am | 5:00 am | Same day |
| 11:00 am | 6:00 am | Same day |
| 12:00 pm | 7:00 am | Same day |
| 1:00 pm | 8:00 am | Same day |
| 2:00 pm | 9:00 am | Same day |
| 3:00 pm | 10:00 am | Same day |
| 4:00 pm | 11:00 am | Same day |
| 5:00 pm | 12:00 pm | Same day |
| 6:00 pm | 1:00 pm | Same day |
| 7:00 pm | 2:00 pm | Same day |
| 8:00 pm | 3:00 pm | Same day |
| 9:00 pm | 4:00 pm | Same day |
| 10:00 pm | 5:00 pm | Same day |
| 11:00 pm | 6:00 pm | Same day |
Daylight saving time
Frankfurt am Main observes daylight saving time; Hanoi does not. The offset between the two zones changes when Frankfurt am Main transitions: on Sunday, October 25, 2026, clocks fall back from CEST to CET.
See the daylight saving time page for transition dates across every time zone.
Daylight today
- Sunrise
- 5:15 AM
- Sunset
- 6:38 PM
- Day length
- 13h 22m
- Sunrise
- 5:18 AM
- Sunset
- 9:33 PM
- Day length
- 16h 15m
Daylight overlap: 8h 20m — 10:18 AM–6:38 PM in Hanoi (5:18 AM–1:38 PM in Frankfurt am Main). Both locations are in daylight during this window.
Cities in these zones
Other cities in Indochina Time
Other cities in Central European Time
Browse all cities to see the current local time anywhere.
Airports in these zones
Airports in Indochina Time
- HAN
- BKK
- DMK
- HPH
Airports in Central European Time
- BER
- HAM
- LBC
- MUC
- CGN
- DUS
- FRA
- STR
Related conversions
Common conversions
- What is 9:00 am Hanoi in Frankfurt am Main?
- 9:00 am Hanoi is 4:00 am Frankfurt am Main.
- What is 12:00 pm Hanoi in Frankfurt am Main?
- 12:00 pm Hanoi is 7:00 am Frankfurt am Main.
- What is 12:30 pm Hanoi in Frankfurt am Main?
- 12:30 pm Hanoi is 7:30 am Frankfurt am Main.
- What is 2:00 pm Hanoi in Frankfurt am Main?
- 2:00 pm Hanoi is 9:00 am Frankfurt am Main.
- What is 5:00 pm Hanoi in Frankfurt am Main?
- 5:00 pm Hanoi is 12:00 pm Frankfurt am Main.
- What is 11:30 pm Hanoi in Frankfurt am Main?
- 11:30 pm Hanoi is 6:30 pm Frankfurt am Main.