Flight Check

Best Airline: PDX to ATL

Portland to Atlanta — airline reliability comparison

Delta Air Lines is the most reliable airline on the PDX to ATL route with a 90% on-time rate, compared to Alaska Airlines at 73%. Based on 4,506 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

Delta Air Lines90%
Alaska Airlines73%

PDX to ATL Airline Comparison

AirlineOn-Time %Cancel %Avg DelayFlights
Delta Air LinesDLBest90%0.8%62m4,506
Alaska AirlinesASWorst73%0.4%35m506

Route Overview

88%
Overall On-Time
57m
Avg Delay
0.8%
Cancel Rate
5,024
Total Flights
PDX to ATL Route DetailsReturn: ATL to PDX
PDX AirportATL Airport

Flying out of PDX? We'll brief you.

Delays, TSA, weather, gates — we'll let you know if something matters.

Free. No account needed.

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