Pre-register for IPhO 2026!
Important Dates
Stay informed about the key dates of the Olympiad. In this section, you will find all the important dates related to registrations, circulars and official activities.
30th January
Dispatch of the invitation letters
→
20th February
Pre-registration opens
→
30th March
Registration opens
→
15th May
Registration deadline
→
4th July
Arrival of delegations
→
5th July
Opening ceremony
→
11th July
Closing ceremony
→
12th July
Departure of delegations
→
15th March
Pre-registration deadline