The Best and Worst U.S. Airlines in September

Fewest Flight Cancellations

1. Hawaiian Airlines — No cancellations in 6,005 scheduled flights — 0.0%

The winning combination of balmy weather and efficiency gave HA the edge in this key metric during September.

Runners up:

2. Virgin America — 3 cancellations in 4,629 scheduled flights — 0.1%

3. Frontier Airlines, subsidiary of Republic Airways Holdings (NASDAQ:RJET) — 7 cancellations in 6,356 scheduled flights – 0.1%

How other major airlines stack up:

JetBlue — 26 cancellations in 18,147 scheduled flights — 0.1%

Delta — 115 cancellations in 61,038 scheduled flights — 0.2%

AirTran — 46 cancellations in 16,362 scheduled flights — 0.3%

Southwest — 345 cancellations in 89,927 scheduled flights — 0.4%

US Airways — 141 cancellations in 31,495 scheduled flights — 0.4%

Most Flight Cancellations

1. American Airlines — 1,304 cancellations in 41,825 scheduled flights — 03.1%.

As pilots called in sick and made a high volume of aircraft maintenance requests, scads of flights got canceled.

Runners up:

ExpressJet — 804 cancellations in 60,474 scheduled flights — 1.3%

SkyWest — 498 cancellations in 50,086 scheduled flights — 1%

How other major airlines stack up:

Mesa Airlines (NASDAQ:MESA) — 92 cancellations in 10,193 scheduled flights — 0.9%

Alaska Airlines — 79 cancellations in 11,986 scheduled flights — 0.7%

American Eagle — 236 cancellations in 38,870 scheduled flights — 0.6%

United Continental — 257 cancellations in 42,806 scheduled flights — 0.6%