PlainFlights

LAX vs STL - 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
LAX

Los Angeles, CA

Los Angeles, California

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Airport B
STL

St. Louis, MO

St. Louis, Missouri

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Key Performance Metrics

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

Metric LAX STL
On-Time Rate (higher is better) 82.8% 81.3%
Avg Delay (lower is better) 72.9 min 66.7 min
Delay Rate (lower is better) 17.2% 18.7%
Cancellation Rate (lower is better) 0.74% 1.18%
Total Flights 2,137,032 687,272
Delayed Flights 366,815 128,602
Cancelled Flights 15,795 8,116
Top Delay Cause Carrier Late Aircraft

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

Delay Cause Breakdown

LAX - Los Angeles, CA

Carrier 41.7%
Late Aircraft 36.3%
NAS 18.5%
Weather 3.3%
Security 0.2%

STL - St. Louis, MO

Late Aircraft 44.1%
Carrier 33.9%
NAS 17.9%
Weather 4.0%
Security 0.1%

Top Routes

Top routes from LAX

Route Flights On-Time
LAX → SFO
San Francisco
63,553 78.7%
SFO → LAX
Los Angeles
63,540 82.9%
LAX → LAS
Las Vegas
55,240 78.9%
LAS → LAX
Los Angeles
55,149 79.4%
JFK → LAX
Los Angeles
53,628 81.3%
LAX → JFK
New York
53,619 81.8%

Top routes from STL

Route Flights On-Time
STL → DEN
Denver
20,999 79.9%
DEN → STL
St. Louis
20,926 77.9%
STL → ATL
Atlanta
19,051 86.9%
ATL → STL
St. Louis
19,027 84.3%
LGA → STL
St. Louis
18,657 83.4%
STL → LGA
New York
18,647 83.5%

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.