PlainFlights

ATL vs SNA - Airport Comparison

Select two airports to compare on-time performance, delays, cancellations, and top routes using U.S. Department of Transportation Bureau of Transportation Statistics (BTS) data (2020–2025) across all 50 states. See our methodology for how metrics are computed.

Airport A
ATL

Atlanta, GA

Atlanta, Georgia

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Airport B
SNA

Santa Ana, CA

Santa Ana, California

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Key Performance Metrics

BTS on-time performance data, 2020–2025 cumulative.

Metric ATL SNA
On-Time Rate (higher is better) 83.7% 82.5%
Avg Delay (lower is better) 72.9 min 65.2 min
Delay Rate (lower is better) 16.3% 17.5%
Cancellation Rate (lower is better) 0.79% 1.05%
Total Flights 3,758,561 482,186
Delayed Flights 613,025 84,472
Cancelled Flights 29,771 5,040
Top Delay Cause Carrier Late Aircraft

✓ / ▲ indicates the more favorable value. Data: BTS On-Time Performance, 2020–2025.

Delay Cause Breakdown

ATL - Atlanta, GA

Carrier 46.8%
Late Aircraft 27.2%
NAS 19.4%
Weather 6.4%
Security 0.2%

SNA - Santa Ana, CA

Late Aircraft 44.5%
Carrier 32.3%
NAS 19.9%
Weather 3.1%
Security 0.2%

Top Routes

Top routes from ATL

Route Flights On-Time
MCO → ATL
Atlanta
47,291 78.1%
ATL → MCO
Orlando
47,234 76.2%
FLL → ATL
Atlanta
42,458 77.5%
ATL → FLL
Fort Lauderdale
42,441 77.2%
ATL → LGA
New York
42,079 80.8%
LGA → ATL
Atlanta
42,078 82.2%

Top routes from SNA

Route Flights On-Time
SNA → PHX
Phoenix
23,628 83.2%
PHX → SNA
Santa Ana
23,622 83.1%
SNA → LAS
Las Vegas
23,140 79.7%
LAS → SNA
Santa Ana
23,131 79.3%
SNA → SFO
San Francisco
22,074 81%
SFO → SNA
Santa Ana
22,048 84.4%

Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025) On-time rates exclude cancelled and diverted flights. PlainFlights is not affiliated with BTS or the DOT

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This tool queries live on-time, delay, and cancellation figures for the two selected airports from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.