Flight Check

Best Airline: LAX to PDX

Los Angeles to Portland — airline reliability comparison

Spirit Airlines is the most reliable airline on the LAX to PDX route with a 95% on-time rate, compared to SkyWest Airlines at 83%. Based on 107 flights tracked.

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

Source: Bureau of Transportation Statistics. Updated October 2026.

On-Time Rate by Airline

Spirit Airlines95%
Alaska Airlines89%
Delta Air Lines86%
Frontier Airlines85%
SkyWest Airlines83%

LAX to PDX Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Spirit AirlinesNKBest95%3.4%53m107
Alaska AirlinesAS89%1.1%53m6,481
Delta Air LinesDL86%1.0%75m6,025
Frontier AirlinesF985%1.4%42m387
SkyWest AirlinesOOWorst83%0.6%63m2,823

Route Overview

87%
Overall On-Time
65m
Avg Delay
1%
Cancel Rate
15,852
Total Flights
LAX to PDX Route DetailsReturn: PDX to LAX
LAX AirportPDX Airport

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