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Azure Speed Test

Azure Region to Region Latency

Round-trip latency measures the time for a data packet to travel from one Azure region to another and back. This metric is critical for real-time applications, gaming, and financial transactions where milliseconds matter.

Region-to-region latency lookup

Select a source region from the dropdown below to view round-trip latency to all other Azure regions. Results are sorted by latency from fastest to slowest.

North Central US → Central US
15 ms
North Central US → Canada Central
18 ms
North Central US → East US
20 ms
North Central US → Canada East
26 ms
North Central US → East US 2
26 ms
North Central US → West Central US
27 ms
North Central US → South Central US
41 ms
North Central US → West US 2
47 ms
North Central US → West US
51 ms
North Central US → Mexico Central
56 ms
North Central US → West US 3
58 ms
North Central US → North Europe
89 ms
North Central US → UK South
96 ms
North Central US → UK West
100 ms
North Central US → France South
101 ms
North Central US → West Europe
102 ms
North Central US → France Central
104 ms
North Central US → Switzerland West
107 ms
North Central US → Germany North
110 ms
North Central US → Germany West Central
110 ms
North Central US → Italy North
111 ms
North Central US → Norway West
111 ms
North Central US → Norway East
112 ms
North Central US → Switzerland North
112 ms
North Central US → Poland Central
119 ms
North Central US → Sweden Central
130 ms
North Central US → Brazil South
138 ms
North Central US → Japan East
145 ms
North Central US → Japan West
152 ms
North Central US → Israel Central
156 ms
North Central US → Korea South
161 ms
North Central US → Korea Central
167 ms
North Central US → New Zealand North
172 ms
North Central US → Australia East
184 ms
North Central US → Australia Central
187 ms
North Central US → Australia Central 2
187 ms
North Central US → Australia Southeast
196 ms
North Central US → East Asia
197 ms
North Central US → UAE Central
200 ms
North Central US → West India
201 ms
North Central US → UAE North
202 ms
North Central US → Southeast Asia
208 ms
North Central US → Malaysia West
213 ms
North Central US → South Africa West
218 ms
North Central US → South India
218 ms
North Central US → South Africa North
234 ms
North Central US → Central India
237 ms
North Central US → Qatar Central
237 ms
North Central US → Jio India West
N/A
North Central US → North Central US
N/A

Historical latency snapshot

Azure network latency matrix showing round-trip times between regions, ranging from under 2ms within geography to over 200ms cross-continent, December 2020
Azure backbone latency matrix (December 2020 snapshot)

Visit the Azure Network Latency Documentation for the latest updates.

Additional resources

Azure network round trip latency statistics

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

View latency statistics

Test VM network latency

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

Benchmark VM latency

View relative latency to Azure regions

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

Network Watcher guide

Troubleshooting network performance

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

ExpressRoute troubleshooting

Which cloud performs better, AWS, Azure or Google?

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

Compare cloud providers

Round trip between Azure regions

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

View best practices