
- The US Department of Transportation recently released a list of the US airlines with the most passengers between January 2017 and August 2017.
- Southwest Airlines Co. was ranked as the most popular US airline this year with over 105 million passengers.
Whether you're traveling cross country on large airlines like Delta or American Airlines, or on regional airlines like Frontier or Alaska Airlines, there are plenty of options out there for air travel in the US.
The US Department of Transportation sent us a list of the airlines that handled the most passengers on scheduled service flights between January and August 2017. Southwest Airlines was the most-flown US airline of 2017, with a total of 105,323,230 passengers.
Keep reading for the full ranking.
20. Compass Airlines

Passengers from January to August 2017: 3,841,628
19. Horizon Air

Passengers from January to August 2017: 4,947,734
18. Virgin America

Passengers from January to August 2017: 5,469,290
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