• Air travel booked over the internet
  • Booked directly from an airline’s website or through an online travel agency (OTA)
  • All bookings made by users from the selected region, independent of the departure and arrival airports
  • Prerequisite is an online checkout process


  • Offline and telephone bookings / reservations
  • Non-commercial air traffic
Market definition


United States

  • Revenue in the "Flights" segment amounts to US$109,662m in 2017.
  • Revenue is expected to show an annual growth rate (CAGR 2017-2021) of 6.5 % resulting in a market volume of US$140,897m in 2021.
  • User penetration is at 24.7 % in 2017 and is expected to hit 24.5 % in 2021.
  • The average revenue per user (ARPU) currently amounts to US$1,706.32.
  • From a global comparison perspective it is shown that most revenue is generated in the United States (US$109,662m in 2017).
Outlook Report: Flights

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