PlainFlights

SAN vs TUS - 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
SAN

San Diego, CA

San Diego, California

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Airport B
TUS

Tucson, AZ

Tucson, Arizona

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Key Performance Metrics

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

Metric SAN TUS
On-Time Rate (higher is better) 80.8% 83.8%
Avg Delay (lower is better) 64.8 min 73.3 min
Delay Rate (lower is better) 19.2% 16.2%
Cancellation Rate (lower is better) 0.97% 0.81%
Total Flights 973,807 200,641
Delayed Flights 186,727 32,454
Cancelled Flights 9,421 1,619
Top Delay Cause Late Aircraft Carrier

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

Delay Cause Breakdown

SAN - San Diego, CA

Late Aircraft 46.4%
Carrier 28.6%
NAS 20.9%
Weather 3.9%
Security 0.2%

TUS - Tucson, AZ

Carrier 41.0%
Late Aircraft 35.4%
NAS 17.2%
Weather 6.3%
Security 0.1%

Top Routes

Top routes from SAN

Route Flights On-Time
SAN → SFO
San Francisco
34,589 77.3%
SFO → SAN
San Diego
34,477 80.3%
LAS → SAN
San Diego
33,593 72.8%
SAN → LAS
Las Vegas
33,400 77.7%
SJC → SAN
San Diego
31,755 82.2%
SAN → SJC
San Jose
31,496 82%

Top routes from TUS

Route Flights On-Time
PHX → TUS
Tucson
14,279 85.1%
TUS → PHX
Phoenix
14,273 85.1%
TUS → DEN
Denver
13,748 84.4%
DEN → TUS
Tucson
13,698 77.6%
TUS → LAX
Los Angeles
12,838 86.6%
LAX → TUS
Tucson
12,831 83.4%

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.