Travelers flying Frontier Airlines most likely to be bumped: US report

A new report shows which US airlines are most likely to bump passengers

A new study has determined the worst offenders for bumping passengers from their flights. 

According to the number crunchers at travel rewards company Upgraded Points, travelers flying with Frontier Airlines are the most likely to be involuntarily denied boarding, at a rate of 6.28 per 100,000 passengers.  

Comparatively, at the other end of the spectrum is Delta Air Lines, which showed a stellar record at 0.2 per 100,000 flyers. 

The study is based on data from the US Bureau of Transportation Statistics for 2018. 

After Frontier, Spirit Airlines also has a dismal bumping rate at 5.57 passengers for 100,000 flyers. The bumping rates among the top two airlines hold a large margin from the third carrier, Alaska Airlines, which posted a rate of 2.3 passengers per 100,000 flyers. 

Here are the 10 US airlines with the highest rates of bumping: 

1. Frontier Airlines 
2. Spirit Airlines 
3. Alaska Airlines
4. PSA Airlines 
5. American Airlines 
6. Mesa Airlines 
7. Skywest Airlines 
8. Southwest Airlines 
9. Allegiant Air 
10. Republic Airlines 
11. JetBlue Airways 
12. United Airlines 
13. Endeavor Air 
14. Delta Air Lines