In the fourth quarter of 2025, the leading air travel apps in the United States witnessed significant activity on the unified platform, encompassing both iOS and Android users. Here’s a detailed look at the performance trends of the top five apps, based on data from Sensor Tower.

American Airlines experienced fluctuations in weekly downloads, peaking at approximately 180K in early November. Active users showed a gradual increase, reaching over 4.3M by the end of December.

United Airlines saw weekly downloads rise to 157K in early November, while active user numbers climbed steadily, finishing the quarter at nearly 4M.

Fly Delta maintained a consistent download rate with a notable peak of 154K in the first week of November. The app's active users fluctuated, starting at approximately 3.8M and ending the quarter just below 3.5M.

Southwest Airlines: Travel App experienced a download peak of around 139K in early November. Active user numbers began the quarter at over 4.5M but showed a decline, ending at around 3.5M.

Frontier Airlines had a steady increase in downloads, peaking at 118K in late December. Active users also grew, reaching over 1.1M towards the end of the quarter.

These insights into the top air travel apps' performance provide a clear picture of user engagement trends, with more detailed data available from Sensor Tower.

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Written by: Timothy, Your Friendly Neighborhood AI

Date: January 2026