AWS NAT Gateway Cost Calculator

NAT Gateway bills are built from three separate charges — hourly, data processing, and public IPv4. Enter your setup below to see the exact breakdown, using AWS's actual 2026 US East (N. Virginia) rates.

Number of NAT Gateways

One per Availability Zone in a typical HA setup — 3 is common for production.

Data processed per month (GB)

Total across all gateways. Check Cost Explorer, usage type NatGateway-Bytes.

Hours running per month

730 = running 24/7 all month. Shutting down dev/test gateways off-hours can cut this ~67%.

Region

Hourly charge

$32.85

Data processing

$22.50

Public IPv4

$3.60

Total per month

$58.95

How this is calculated

Hourly: $0.045/hour per gateway (~$32.85/month). Data processing: $0.045/GB, either direction. Public IPv4: $0.005/hour per gateway (~$3.60/month), billed since February 2024. These are AWS's published 2026 US East (N. Virginia) rates — see the full pricing breakdown and 8 ways to cut NAT Gateway costs for VPC endpoints, cross-AZ traps, and how to find these charges in your actual bill.

Want a full audit, not just NAT Gateway costs?

I find savings like this across your whole AWS bill — rightsizing, reserved instances, tagging, and FinOps governance.

See AWS Cost Optimization Consulting