PlainFlights

Route · ONT → DFW · 2020–2025 BTS data

Ontario to Dallas/Fort Worth

The ONT–DFW corridor (Ontario, CA → Dallas/Fort Worth, TX) runs ahead of the national average, served by 4 carriers across roughly 1,188 miles.

Data updated 2026-06-13

80.8%
On-time
+1.8 pts
vs US avg
97 min
Delay when late
12,747
Flights

Cancelled

2.3%

Best Month

Oct 2024 93%

Worst Month

Jul 2025 67%

Distance

1,188 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 201 36 3 0 F9,AA
Nov 2025 188 43 5 2 F9,AA
Oct 2025 207 40 3 2 AA,F9
Sep 2025 183 42 5 1 F9,AA
Aug 2025 213 68 8 3 AA,F9
Jul 2025 224 73 10 1 AA,F9
Jun 2025 218 62 8 1 AA,F9
May 2025 214 39 5 2 AA,F9
Apr 2025 227 43 5 3 F9,AA
Mar 2025 181 33 4 0 AA,F9
Feb 2025 144 15 1 0 AA,F9
Jan 2025 156 22 8 1 AA,F9
Dec 2024 193 46 3 4 AA,F9
Nov 2024 190 31 4 1 F9,AA
Oct 2024 212 15 0 0 F9,AA
Sep 2024 209 30 0 0 AA,F9
Aug 2024 208 42 3 0 AA,F9
Jul 2024 212 51 5 0 AA,F9
Jun 2024 209 35 6 4 AA,F9
May 2024 218 70 11 2 AA,F9
Apr 2024 211 35 7 1 AA,F9
Mar 2024 204 36 1 1 AA,F9
Feb 2024 161 18 0 0 AA,F9
Jan 2024 177 35 3 1 AA,F9

Cancellation Rate

2.3%

108 of 4,760 flights

Diversion Rate

0.6%

30 of 4,760 flights

What the Data Says About ONT to DFW

12,747 tracked flights put the ONT to DFW pairing (Ontario to Dallas/Fort Worth) at a 80.8% on-time rate, squarely in line with the wider network. Delays that do occur run 97.1 minutes on average. Across the 1,188-mile route and its 4 carriers, the trailing 24 months show 2.3% cancelled and 0.6% diverted (4,760 flights sampled).

The monthly split is wide on this route: Oct 2024 posted the strongest performance at 93% on-time, while Jul 2025 came in at just 67% - a 26-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ONT to DFW?
Flights from Ontario to Dallas/Fort Worth have a 80.8% on-time rate based on 12,747 flights. The average delay is 97.1 minutes. The best recent month was Oct 2024 with 93% on-time.
What is the cancellation rate for ONT to DFW?
Over the last 24 months, 2.3% of flights on this route were cancelled (108 of 4,760 flights) and 0.6% were diverted.
How far is the flight from ONT to DFW?
The flight distance from Ontario (ONT) to Dallas/Fort Worth (DFW) is approximately 1,188 miles. This route is served by 4 carriers.
When is the best time to fly from ONT to DFW?
The best recent month for on-time performance was Oct 2024 (93% on-time). The worst was Jul 2025 (67% on-time). Consider booking during months with historically better performance.

Explore PlainFlights

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.