Flight Check

Best Airline: DEN to ANC

Denver to Anchorage — airline reliability comparison

United Airlines is the most reliable airline on the DEN to ANC route with a 80% on-time rate, compared to Southwest Airlines at 46%. Based on 1,801 flights tracked.

This route involves weather-prone airports and high-congestion airports, which can affect reliability regardless of airline.

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

United Airlines80%
Alaska Airlines78%
Southwest Airlines46%

DEN to ANC Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest80%0.3%53m1,801
Alaska AirlinesAS78%0.4%68m418
Southwest AirlinesWNWorst46%0.0%53m78

Route Overview

78%
Overall On-Time
55m
Avg Delay
0.4%
Cancel Rate
2,309
Total Flights
DEN to ANC Route DetailsReturn: ANC to DEN
DEN AirportANC Airport

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Data last updated October 2026. Source: Bureau of Transportation Statistics.