AWS S3 vs Fly.io

Reliability comparison based on uptime, incident history, and mean time to recovery. Updated daily.

AWS S3
Fly.io
Current Status Operational Operational
Uptime (30d) N/A 92.903% Best
Uptime (90d) N/A 90.147% Best
MTTR N/A 3.8 hrs Best
Incidents (30d) 0 Best 16
Incidents (90d) 0 Best 69
Reliability Score 100.0/100 Best 63.5/100

Recent Incidents

Fly.io Increased API latency
minor · Jul 29, 2026 — Jul 29, 2026
Resolved
minor
Fly.io High number of 5XX on the Machines API and dashboard
major · Jul 20, 2026 — Jul 20, 2026
Resolved
major
Fly.io Egress IPv6 issues in BOM
minor · Jul 19, 2026 — Jul 19, 2026
Resolved
minor
Fly.io App creation failing
minor · Jul 16, 2026 — Jul 16, 2026
Resolved
minor
Fly.io Edge proxy issues
minor · Jul 16, 2026 — Jul 16, 2026
Resolved
minor
Fly.io Partial outage in SJC
major · Jul 14, 2026 — Jul 14, 2026
Resolved
major
Fly.io Some DFW hosts offline
minor · Jul 13, 2026 — Jul 13, 2026
Resolved
minor
Fly.io Registry performance issues
minor · Jul 9, 2026 — Jul 9, 2026
Resolved
minor
Fly.io Delays starting Depot Builders in IAD
minor · Jul 9, 2026 — Jul 9, 2026
Resolved
minor
Fly.io Partial Outage in ORD
major · Jul 3, 2026 — Jul 3, 2026
Resolved
major
Fly.io Partial outage in ORD
major · Jul 3, 2026 — Jul 3, 2026
Resolved
major
Fly.io Errors issuing new SSL certificates
critical · Jul 2, 2026 — Jul 2, 2026
Resolved
critical
Fly.io Performance issues in NTR (Tokyo)
minor · Jul 2, 2026 — Jul 2, 2026
Resolved
none
Fly.io Static Egress IPv6 issues in NRT
minor · Jul 1, 2026 — Jul 1, 2026
Resolved
minor
Fly.io Elevated API Errors
major · Jul 1, 2026 — Jul 1, 2026
Resolved
major
Fly.io Egress IP issues in SIN and NRT
minor · Jun 30, 2026 — Jun 30, 2026
Resolved
minor
Fly.io Delayed Metrics
major · Jun 29, 2026 — Jun 30, 2026
Resolved
major
Fly.io Metrics currently experiencing issues
major · Jun 28, 2026 — Jun 28, 2026
Resolved
major
Fly.io IPv6 Connectivity Issues in EWR
major · Jun 26, 2026 — Jun 26, 2026
Resolved
major
Fly.io Deploys defaulting to Fly-hosted Builders
minor · Jun 25, 2026 — Jun 25, 2026
Resolved
minor

Frequently Asked Questions

Which is more reliable, AWS S3 or Fly.io?
Based on our monitoring data, AWS S3 is currently more reliable than Fly.io. AWS S3 has a reliability score of 100.0/100 compared to Fly.io's 63.5/100. This score factors in uptime percentage, mean time to recovery, incident frequency, and consistency. Monitor both services with Happy Uptime for real-time alerts.
Which has better uptime, AWS S3 or Fly.io?
Over the last 30 days, Fly.io has a higher uptime of 92.903% compared to AWS S3's N/A. We check both services every 5 minutes from multiple global regions.
Is AWS S3 more stable than Fly.io?
AWS S3 has been more stable over the past 90 days with 0 incidents compared to Fly.io's 69 incidents. Fewer incidents generally indicates a more stable service. Use Happy Uptime to track both services and get AI-powered incident analysis.

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