Fly.io vs Railway: Reliability Comparison

	F Fly.io	R Railway
Current Status	Operational	Operational
Uptime (30d)	89.698% Best	N/A
Uptime (90d)	90.074% Best	N/A
MTTR	3.8 hrs Best	N/A
Incidents (30d)	17	0 Best
Incidents (90d)	69	0 Best
Reliability Score	55.9/100	100.0/100 Best

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, Fly.io or Railway?

Based on our monitoring data, Railway is currently more reliable than Fly.io. Railway has a reliability score of 100.0/100 compared to Fly.io's 55.9/100. 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, Fly.io or Railway?

Over the last 30 days, Fly.io has a higher uptime of 89.698% compared to Railway's N/A. We check both services every 5 minutes from multiple global regions.

Is Fly.io more stable than Railway?

Railway 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.

Fly.io vs Railway

Recent Incidents

Frequently Asked Questions

Related Comparisons

Monitor both Fly.io and Railway with Happy Uptime