Flight Check

Best Airline: BUR to DEN

Burbank to Denver — airline reliability comparison

United Airlines is the most reliable airline on the BUR to DEN route with a 84% on-time rate, compared to Frontier Airlines at 82%. Based on 2,405 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 Airlines84%
Southwest Airlines84%
Frontier Airlines82%

BUR to DEN Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
United AirlinesUABest84%1.2%74m2,405
Southwest AirlinesWN84%0.9%59m4,717
Frontier AirlinesF9Worst82%0.0%87m57

Route Overview

83%
Overall On-Time
66m
Avg Delay
1%
Cancel Rate
7,247
Total Flights
BUR to DEN Route DetailsReturn: DEN to BUR
BUR AirportDEN Airport

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