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 screenshot below illustrates latency as of December 2020.

Screenshot of Azure network latency statistics as of December 2020 — Azure backbone latency matrix (December 2020 snapshot)

Pair this historical snapshot with the live tests on Azure Speed Test to validate that your chosen region pair still delivers the right experience.

Additional resources

Azure network round trip latency statistics

Review the latest Microsoft-published tables that highlight average inter-region latency.

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Test VM network latency

Learn how to benchmark VM-to-VM latency using Azure tools and recommended configurations.

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View relative latency to Azure regions

Leverage Azure Network Watcher to monitor edge-to-region latency from specific locations.

Monitor latency

Troubleshooting network performance

Follow a diagnostic checklist to resolve throughput or latency concerns on ExpressRoute.

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Which cloud performs better, AWS, Azure or Google?

Explore an industry comparison of backbone design choices across major cloud providers.

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Round trip between Azure regions

Dive into the Learn article for architectural best practices and historical latency charts.

Start learning