PlainFlights

SAT vs DAL - 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
SAT

San Antonio, TX

San Antonio, Texas

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Airport B
DAL

Dallas, TX

Dallas, Texas

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Key Performance Metrics

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

Metric SAT DAL
On-Time Rate (higher is better) 81.7% 77.6%
Avg Delay (lower is better) 71.5 min 58.5 min
Delay Rate (lower is better) 18.3% 22.4%
Cancellation Rate (lower is better) 1.10% 1.40%
Total Flights 419,736 791,209
Delayed Flights 76,925 177,235
Cancelled Flights 4,599 11,096
Top Delay Cause Late Aircraft Late Aircraft

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

Delay Cause Breakdown

SAT - San Antonio, TX

Late Aircraft 44.1%
Carrier 32.9%
NAS 18.3%
Weather 4.6%
Security 0.1%

DAL - Dallas, TX

Late Aircraft 49.1%
Carrier 32.6%
NAS 14.6%
Weather 3.4%
Security 0.3%

Top Routes

Top routes from SAT

Route Flights On-Time
SAT → DFW
Dallas/Fort Worth
22,003 78.9%
DFW → SAT
San Antonio
21,998 73.2%
DEN → SAT
San Antonio
16,430 78.2%
SAT → DEN
Denver
16,390 84.3%
ATL → SAT
San Antonio
16,264 81.7%
SAT → ATL
Atlanta
16,218 87.2%

Top routes from DAL

Route Flights On-Time
DAL → HOU
Houston
23,563 80.6%
HOU → DAL
Dallas
23,517 82.5%
ATL → DAL
Dallas
19,678 82.5%
DAL → ATL
Atlanta
19,618 82%
DAL → DEN
Denver
17,984 76.7%
DEN → DAL
Dallas
17,924 74.6%

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.