SESKStuff Everyone Should Know
SESK: Stuff Everyone Should Know · sesk.info/trav-tarmac-delay-3-hours

Under DOT rules, how long can a domestic flight sit on the tarmac before passengers get a chance to deplane?

3 hours.

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  1. 3 hours ✔
  2. 30 minutes
  3. 6 hours

Why: Airlines can't keep domestic passengers on the tarmac for 3 hours or more, and 4 hours for international. Safety, security and air traffic control are exceptions.

Huh, didn't know that: That includes both arriving and departing flights.

The dad joke
I sat on the tarmac for ages. The seat was the only thing that took off.
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References

Answer: 3 hours. Airlines can't keep domestic passengers on the tarmac for 3 hours or more, and 4 hours for international. Safety, security and air traffic control are exceptions.

  1. DOT: Tarmac delays www.transportation.gov/individuals/aviation-consumer-protection/tarmac-delays
    before 3 hours for domestic flights and 4 hours for international flights.
    Checked 2026-10-10.

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