Outside of the free tier, Fly’s outbound transfer is $0.02 per GB. If I have multiple apps and they talk to each other using the private network (.internal addresses) - will the data transfer also count towards that cost?

This has changed! If an app has a public IP address (fly ips list will show you), we bill for outbound bandwidth. If it doesn’t, we don’t currently bill for outbound transfer What you should expect in the future is: No billing for outbound bandwidth in the same region Reduced billing to internal …

Do internal requests count towards outbound transfer?

Questions / Help

greg January 24, 2022, 4:40pm 2

According to this answer from Fly, yes it is billed for:

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Do internal requests count towards outbound transfer?

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