Azure Region to Region Latency
Discover average latency between Azure datacenters on the backbone network. Visit the Azure Network Latency Documentation for the latest updates. The snapshot below illustrates latency as of December 2020.

Additional resources
Azure network round trip latency statistics
Review the latest Microsoft-published tables that highlight average inter-region latency.
Learn moreTest VM network latency
Learn how to benchmark VM-to-VM latency using Azure tools and recommended configurations.
Learn moreView relative latency to Azure regions
Leverage Azure Network Watcher to monitor edge-to-region latency from specific locations.
Learn moreTroubleshooting network performance
Follow a diagnostic checklist to resolve throughput or latency concerns on ExpressRoute.
Learn moreWhich cloud performs better, AWS, Azure or Google?
Explore an industry comparison of backbone design choices across major cloud providers.
Learn moreRound trip between Azure regions
Dive into the Learn article for architectural best practices and historical latency charts.
Learn more