AWS Lambda vs Fly.io

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

AWS Lambda
Fly.io
Current Status Operational Operational
Uptime (30d) N/A 97.346% Best
Uptime (90d) N/A 96.128% Best
MTTR N/A 2.2 hrs Best
Incidents (30d) 0 Best 8
Incidents (90d) 0 Best 40
Reliability Score 100.0/100 Best 65.2/100

Recent Incidents

Fly.io Network outage in AMS region
critical · Sep 26, 2026 — Sep 26, 2026
Resolved
critical
Fly.io State database issues in GRU
major · Sep 24, 2026 — Sep 24, 2026
Resolved
major
Fly.io Private Networking issues (6PN)
major · Sep 24, 2026 — Sep 24, 2026
Resolved
major
Fly.io Partial Sprites outage in SJC region
major · Sep 23, 2026 — Sep 23, 2026
Resolved
major
Fly.io Partial Sprites outage
major · Sep 23, 2026 — Sep 24, 2026
Resolved
major
Fly.io Elevated private networking errors
major · Sep 23, 2026 — Sep 23, 2026
Resolved
major
Fly.io Depot builder failures
minor · Sep 15, 2026 — Sep 15, 2026
Resolved
minor
Fly.io Network issues in US West Coast
minor · Sep 12, 2026 — Sep 12, 2026
Resolved
minor
Fly.io Sprites API Partial Outage
minor · Sep 2, 2026 — Sep 3, 2026
Resolved
minor
Fly.io Network issues in LAX
minor · Sep 2, 2026 — Sep 2, 2026
Resolved
minor
Fly.io Upstream network issues
minor · Sep 2, 2026 — Sep 2, 2026
Resolved
minor
Fly.io API background job queue failure
major · Sep 2, 2026 — Sep 2, 2026
Resolved
major
Fly.io Packet loss in ORD
minor · Aug 31, 2026 — Aug 31, 2026
Resolved
minor
Fly.io Networking Issues in GRU
minor · Aug 28, 2026 — Aug 28, 2026
Resolved
minor
Fly.io Increased packet loss
minor · Aug 28, 2026 — Aug 28, 2026
Resolved
minor
Fly.io WireGuard gateway issues
minor · Aug 26, 2026 — Aug 26, 2026
Resolved
minor
Fly.io Metrics in some regions are lagging behind
minor · Aug 24, 2026 — Aug 24, 2026
Resolved
minor
Fly.io Network Issues in LAX Region
major · Aug 23, 2026 — Aug 23, 2026
Resolved
major
Fly.io Oauth/Macaroon Errors from flyctl
minor · Aug 20, 2026 — Aug 20, 2026
Resolved
none
Fly.io MPG (v1) partially down in ORD
major · Aug 20, 2026 — Aug 20, 2026
Resolved
major

Frequently Asked Questions

Which is more reliable, AWS Lambda or Fly.io?
Based on our monitoring data, AWS Lambda is currently more reliable than Fly.io. AWS Lambda has a reliability score of 100.0/100 compared to Fly.io's 65.2/100. 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 Lambda or Fly.io?
Over the last 30 days, Fly.io has a higher uptime of 97.346% compared to AWS Lambda's N/A. We check both services every 5 minutes from multiple global regions.
Is AWS Lambda more stable than Fly.io?
AWS Lambda has been more stable over the past 90 days with 0 incidents compared to Fly.io's 40 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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