To call a Lambda function in another Region or account, enter its ARN in the block and add a resource-based policy on the function with principal connect.amazonaws.com, source account set to the instance's account and source ARN set to the instance ARN.

Checked 2026-10-02

Vendor
Amazon Web Services
Product
Amazon Connect
Subsystem
Lambda integration
Deployment
multi-tenant
Region
not restricted
Release range
current as of 2026-10-02
Checked
2026-10-02

Sources

Cite this note

APA

WarmTransfer. (2026, October 2). Troubleshooting Amazon Connect flows: source note amazon-connect-flow-troubleshooting-lambda-cross-region-perm. WarmTransfer. https://warmtransfer.net/knowledge/claims/amazon-connect-flow-troubleshooting-lambda-cross-region-perm

BibTeX

@misc{warmtransfer-claim-amazon-connect-flow-troubleshooting-lambda-cross-region-perm,
  title  = {Troubleshooting Amazon Connect flows: source note amazon-connect-flow-troubleshooting-lambda-cross-region-perm},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/amazon-connect-flow-troubleshooting-lambda-cross-region-perm},
  note   = {Source note amazon-connect-flow-troubleshooting-lambda-cross-region-perm, checked 2026-10-02}
}

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