Those Boring Tools
Travel ToolsPrivate by design

Layover Duration Calculator

Enter your arrival and next departure time to calculate layover duration and see if it's cutting it close.

How to use this tool

  1. 1Enter your arrival time.
  2. 2Enter your next flight's departure time.
  3. 3Flag it if the departure is the next calendar day or if you need to re-clear security/customs.
  4. 4See your layover length and whether it's tight.

Frequently asked questions

What counts as a tight connection?+

This tool uses 45 minutes as a rough domestic threshold and 90 minutes for international connections requiring re-clearing security or customs — actual minimum connection times are set per-airport by the airline.

Does this book or track my actual flights?+

No — it's a pure time calculator. Enter the two times yourself; nothing is looked up automatically.

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