Fly.io vs Railway: Reliability Comparison

	F Fly.io	R Railway
Current Status	Operational	Operational
Uptime (30d)	99.107% Best	N/A
Uptime (90d)	96.748% Best	N/A
MTTR	2.2 hrs Best	N/A
Incidents (30d)	3	0 Best
Incidents (90d)	35	0 Best
Reliability Score	72.0/100	100.0/100 Best

Recent Incidents

Fly.io Degraded networking to AWS IPs

minor · Oct 26, 2026 — Oct 26, 2026

Resolved

none

Fly.io Packet loss in IAD

minor · Oct 26, 2026 — Oct 26, 2026

Resolved

minor

Fly.io MPGv2 IAD control plane is read-only

minor · Oct 25, 2026 — Oct 25, 2026

Resolved

minor

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

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 72.0/100. 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 99.107% 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 35 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