ON TIMEBOARD

DSM → DFW on time

Des Moines (Des Moines, IA) to Dallas/Fort Worth (Dallas/Fort Worth, TX). Every scheduled flight, September 2025 to August 2026.

On time
71%
arrived < 15 min late
Cancelled
3.6%
1,440 flights
Typical arrival
−7 min
median vs schedule
When late
+100 min
average delay
Flights / day
4
1 airline

71% of flights from Des Moines to Dallas arrived on time over the past 12 months. That is worse than the typical U.S. route. The 9 a.m. departures ran on time 91% of the time; the 4 p.m. ones 54%. 16% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for DSM → DFW: when a flight was late, it was under 45 minutes late 42% of the time. About 1 in 8 flights landed an hour or more late, and 1 in 31 three hours or more; 3.6% were cancelled outright.

Share of all 1,440 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
American Airlines1,44071%3.6%−7 min11.9%+100 minAmerican Airlines 67%, Envoy 21%, PSA Airlines 11%, SkyWest 1%

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at DSM). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%5 a.m. departures: 81% on time (339 flights)815a6 a.m. departures: too few flights (27 flights)6a7 a.m. departures: too few flights (1 flights)7a8 a.m. departures: too few flights8a9 a.m. departures: 91% on time (162 flights)919a10 a.m. departures: too few flights10a11 a.m. departures: 72% on time (153 flights)7211anoon departures: too few flights (44 flights)12p1 p.m. departures: too few flights (3 flights)1p2 p.m. departures: too few flights2p3 p.m. departures: 59% on time (190 flights)593p4 p.m. departures: 54% on time (170 flights)544p5 p.m. departures: too few flights (78 flights)5p6 p.m. departures: too few flights (98 flights)6p7 p.m. departures: 62% on time (175 flights)627p
DSM → DFW, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

Last flight of the day

On DSM → DFW, each airline's last flight of the day was cancelled 6.0% of the time, against 2.8% for its earlier flights (2.2× as often). It arrived 3+ hours late 3.9% of the time (earlier flights: 3.1%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
American Airlines7:02 p.m.6.0%3.9%2.8%first flight 5:30 a.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

If you need to be in DFW tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: October (77%). Worst: July (59%).

40%70%100%Jan: 64% on time (318 flights)64JanFeb: 75% on time (289 flights)75FebMar: 76% on time (335 flights)76MarApr: 72% on time (303 flights)72AprMay: 68% on time (309 flights)68MayJun: 62% on time (351 flights)62JunJul: 59% on time (359 flights)59JulAug: 71% on time (355 flights)71AugSep: 75% on time (326 flights)75SepOct: 77% on time (328 flights)77OctNov: 74% on time (312 flights)74NovDec: 74% on time (308 flights)74Dec

By day of week

DayFlightsOn timeCancelled
Monday21066%3.3%
Tuesday20779%3.4%
Wednesday20378%0.0%
Thursday20671%1.5%
Friday20572%3.4%
Saturday20168%8.5%
Sunday20865%5.3%

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Late inbound plane 68%Airline (crew, maintenance, ops) 15%Air traffic & airport (NAS) 9%Severe weather 8%

Cancellations: weather 43 · airline 7 · air traffic/airport 2

Month by month

40%70%100%Sep 2023Jan 2024Jan 2025Jan 2026Sep 2023: 71% on time, 0.9% cancelledJun 2024: 63% on time, 3.5% cancelledJul 2024: 50% on time, 0.8% cancelledAug 2024: 58% on time, 0.9% cancelledOct 2024: 84% on time, 0.0% cancelledNov 2024: 77% on time, 0.9% cancelledJan 2025: 71% on time, 7.7% cancelledMar 2025: 75% on time, 5.1% cancelledJun 2025: 66% on time, 1.7% cancelledJul 2025: 58% on time, 5.1% cancelledAug 2025: 70% on time, 2.5% cancelledSep 2025: 69% on time, 2.5% cancelledOct 2025: 71% on time, 2.5% cancelledNov 2025: 63% on time, 5.2% cancelledDec 2025: 63% on time, 1.6% cancelledJan 2026: 67% on time, 13.0% cancelledFeb 2026: 77% on time, 0.0% cancelledMar 2026: 76% on time, 3.3% cancelledApr 2026: 79% on time, 2.5% cancelledMay 2026: 78% on time, 4.9% cancelledJun 2026: 59% on time, 5.9% cancelledJul 2026: 70% on time, 0.8% cancelledAug 2026: 83% on time, 0.8% cancelled
Share of flights on time, by month (hover a point for cancellations)
DSM → DFW, monthly on-time and cancellation rate.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
AA 23265:00 a.m.36582%2.5%−10 minAmerican Airlines

Worst days in the past year

DateFlightsOn timeCancelled
Feb 20, 202640%0
Mar 7, 202640%1
Sep 22, 202540%0
Jan 26, 202640%4
Jun 19, 202640%1

Questions

How often are flights from DSM to DFW on time?

71% of 1,440 scheduled flights from Des Moines, IA to Dallas/Fort Worth, TX arrived within 15 minutes of schedule between September 2025 and August 2026. 3.6% were cancelled.

What is the best time of day to fly DSM to DFW?

Flights scheduled to leave at 9 a.m. were the most reliable (91% on time). The 4 p.m. departures were the least (54%).

What month has the most delays from DSM to DFW?

July (59% on time). The best month is October (77%), over 2023–2026.

Is the last flight of the day from DSM to DFW more likely to be cancelled?

Yes. Each airline's last DSM–DFW flight of the day was cancelled 6.0% of the time over the past year, against 2.8% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.