The deferral window is open from April 15 to April 30 of the current race year and applies only to the full and half marathon. During this time, you may log on to your RunSignup account and defer your entry to the following year.
Complete details and instructions can be found on http://buffalomarathon.org
COVID - Free Deferral Expiration
On 4/19/2021 we extended free covid deferrals from 2023 until 2024 because things had not returned to normal yet. Please be advised that a deferral fee of $50 will be re-instated starting with registration for the 2025 event.
Claiming A Deferral
If you are having issues claiming a deferral, please email our registration director at registration@buffalomarathon.org.