Outage in Klaviyo
Flow sending delays
Minor
September 21, 2026 - Started 43 minutes ago
Official incident page
Official incident page
Incident Report
We are investigating reports of delays affecting flow message sending. Some customers may see flow messages send later than expected. We will share another update as soon as we have more information.
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Latest Updates ( sorted recent to last )
IDENTIFIED
13 minutes ago - at 09/21/2026 04:26PM
We have identified the cause of the delays affecting flow message sending and are working on a fix. Some customers may continue to see flow messages send later than expected while we resolve this. We will share another update shortly.
INVESTIGATING
43 minutes ago - at 09/21/2026 03:56PM
We are continuing to investigate this issue.
INVESTIGATING
43 minutes ago - at 09/21/2026 03:56PM
We are investigating reports of delays affecting flow message sending. Some customers may see flow messages send later than expected. We will share another update as soon as we have more information.
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Delays in real-time segmentation - about 1 month ago
Campaign scheduling errors - about 1 month ago
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