Airline Head-to-Head: Who's More On Time on the Same Routes
Read across a row: that airline’s wins-losses against the airline in each column, counting only the routes both fly regularly. Green = it wins most of them. Jun 2025 to May 2026, US DOT data.
| United | Delta | American | Alaska | JetBlue | Southwest | Frontier | Allegiant | |
|---|---|---|---|---|---|---|---|---|
| United | 82-2479.3% | 206-8175.0% | 79-1180.0% | 23-377.6% | 189-1680.3% | 175-2480.1% | 2 shared | |
| Delta | 24-8278.3% | 180-9377.5% | 115-2583.8% | 115-2976.9% | 175-3381.9% | 176-2180.0% | 6 shared | |
| American | 81-20671.8% | 93-18074.4% | 23-2175.9% | 40-1874.2% | 133-6477.1% | 139-7073.9% | - | |
| Alaska | 11-7974.2% | 25-11577.2% | 21-2376.5% | 7-972.7% | 76-4479.3% | 33-778.0% | 2 shared | |
| JetBlue | 3-2373.2% | 29-11571.9% | 18-4071.4% | 9-778.2% | 23-2072.7% | 32-1973.4% | 2 shared | |
| Southwest | 16-18971.5% | 33-17574.9% | 64-13375.1% | 44-7676.2% | 20-2372.1% | 136-12974.1% | 17-380.0% | |
| Frontier | 24-17573.7% | 21-17670.2% | 70-13971.4% | 7-3372.1% | 19-3270.9% | 129-13674.0% | 4 shared | |
| Allegiant | 2 shared | 6 shared | - | 2 shared | 2 shared | 3-1774.8% | 4 shared |
Cell: route wins-losses for the row airline, and its on-time rate on those shared routes. Fewer than 10 shared routes are not scored.
All matchups
American vs UnitedUnited wins 206 of 307 shared routesAmerican vs DeltaDelta wins 180 of 295 shared routesFrontier vs SouthwestSouthwest wins 136 of 274 shared routesAmerican vs FrontierAmerican wins 139 of 220 shared routesDelta vs SouthwestDelta wins 175 of 216 shared routesSouthwest vs UnitedUnited wins 189 of 206 shared routesAmerican vs SouthwestAmerican wins 133 of 206 shared routesFrontier vs UnitedUnited wins 175 of 204 shared routesDelta vs FrontierDelta wins 176 of 203 shared routesDelta vs JetBlueDelta wins 115 of 151 shared routesAlaska vs DeltaDelta wins 115 of 144 shared routesAlaska vs SouthwestAlaska wins 76 of 125 shared routesDelta vs UnitedUnited wins 82 of 120 shared routesAlaska vs UnitedUnited wins 79 of 96 shared routesAmerican vs JetBlueAmerican wins 40 of 62 shared routesFrontier vs JetBlueJetBlue wins 32 of 52 shared routesAlaska vs AmericanAmerican wins 23 of 50 shared routesJetBlue vs SouthwestJetBlue wins 23 of 48 shared routesAlaska vs FrontierAlaska wins 33 of 44 shared routesJetBlue vs UnitedUnited wins 23 of 28 shared routesAllegiant vs SouthwestSouthwest wins 17 of 22 shared routesAlaska vs JetBlueJetBlue wins 9 of 16 shared routes
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Historical results, not a guarantee. Source: US DOT Bureau of Transportation Statistics marketing-carrier on-time reports; regional flights count under the airline that sells them, and Hawaiian counts with Alaska. ATIS Alerts is not affiliated with any airline.