PlainFlights

Route · STL → DFW · 2020–2025 BTS data

St. Louis to Dallas/Fort Worth

The STL–DFW corridor (St. Louis, MO → Dallas/Fort Worth, TX) runs ahead of the national average, served by 23 carriers across roughly 550 miles.

Data updated 2026-06-13

79.2%
On-time
+0.2 pts
vs US avg
100 min
Delay when late
13,077
Flights

Cancelled

2.9%

Best Month

Sep 2024 85%

Worst Month

Jan 2024 62%

Distance

550 mi

Carriers

23

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 199 47 2 0 F9,AA,MQ
Nov 2025 210 53 10 0 OO,F9,MQ,AA
Oct 2025 209 43 4 0 AA,OO,F9,MQ
Sep 2025 193 47 4 0 MQ,OO,F9,AA
Aug 2025 203 55 5 1 AA,OO,F9,MQ
Jul 2025 222 73 7 0 AA,OO,F9,MQ
Jun 2025 218 78 6 1 AA,OO,F9,MQ
May 2025 213 64 6 0 AA,OO,MQ
Apr 2025 180 51 10 0 MQ,AA
Mar 2025 183 31 8 0 AA,MQ
Feb 2025 161 40 0 0 AA,OO,MQ
Jan 2025 187 35 20 0 AA,OO,F9,MQ
Dec 2024 202 61 7 1 AA,F9,MQ,OH,OO
Nov 2024 210 43 3 1 MQ,OO,OH,F9,AA
Oct 2024 224 39 0 0 MQ,OO,F9,AA,OH
Sep 2024 213 33 0 0 AA,F9,MQ
Aug 2024 199 46 4 0 AA,F9,MQ
Jul 2024 226 70 7 0 AA,F9,MQ
Jun 2024 212 47 5 2 AA,F9,MQ
May 2024 203 55 18 2 AA,MQ
Apr 2024 180 42 6 0 AA,MQ
Mar 2024 186 44 4 1 AA,MQ
Feb 2024 166 43 0 0 AA,MQ
Jan 2024 173 66 2 0 AA,MQ

Cancellation Rate

2.9%

138 of 4,772 flights

Diversion Rate

0.2%

9 of 4,772 flights

What the Data Says About STL to DFW

13,077 tracked flights put the STL to DFW pairing (St. Louis to Dallas/Fort Worth) at a 79.2% on-time rate, squarely in line with the wider network. Delays that do occur run 100.0 minutes on average. Across the 550-mile route and its 23 carriers, the trailing 24 months show 2.9% cancelled and 0.2% diverted (4,772 flights sampled).

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 85% on-time, while Jan 2024 came in at just 62% - a 23-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from STL to DFW?
Flights from St. Louis to Dallas/Fort Worth have a 79.2% on-time rate based on 13,077 flights. The average delay is 100.0 minutes. The best recent month was Sep 2024 with 85% on-time.
What is the cancellation rate for STL to DFW?
Over the last 24 months, 2.9% of flights on this route were cancelled (138 of 4,772 flights) and 0.2% were diverted.
How far is the flight from STL to DFW?
The flight distance from St. Louis (STL) to Dallas/Fort Worth (DFW) is approximately 550 miles. This route is served by 23 carriers.
When is the best time to fly from STL to DFW?
The best recent month for on-time performance was Sep 2024 (85% on-time). The worst was Jan 2024 (62% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.