ON TIMEBOARD

CHS → DFW on time

Charleston (Charleston, SC) to Dallas/Fort Worth (Dallas/Fort Worth, TX). Every scheduled flight, September 2025 to August 2026.

On time
79%
arrived < 15 min late
Cancelled
2.2%
1,236 flights
Typical arrival
−10 min
median vs schedule
When late
+92 min
average delay
Flights / day
3
2 airlines

79% of flights from Charleston to Dallas arrived on time over the past 12 months. That is about the typical U.S. route. The 7 a.m. departures ran on time 89% of the time; the 7 p.m. ones 61%. 11% 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 CHS → DFW: when a flight was late, it was under 45 minutes late 47% of the time. About 1 in 13 flights landed an hour or more late, and 1 in 65 three hours or more; 2.2% were cancelled outright.

Share of all 1,236 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
American Airlines1,21879%2.2%−10 min7.7%+92 minAmerican Airlines 78%, Envoy 15%, PSA Airlines 8%
Frontier Airlines18—————Frontier Airlines

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 CHS). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%7 a.m. departures: 89% on time (364 flights)897a8 a.m. departures: too few flights8a9 a.m. departures: too few flights (11 flights)9a10 a.m. departures: too few flights (3 flights)10a11 a.m. departures: too few flights (3 flights)11anoon departures: 87% on time (213 flights)8712p1 p.m. departures: too few flights (17 flights)1p2 p.m. departures: too few flights (64 flights)2p3 p.m. departures: 71% on time (252 flights)713p4 p.m. departures: too few flights (44 flights)4p5 p.m. departures: too few flights (41 flights)5p6 p.m. departures: too few flights6p7 p.m. departures: 61% on time (224 flights)617p
CHS → 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

By airline and hour

DepartsAmerican Airlines
7 a.m.89%
noon87%
3 p.m.71%
7 p.m.61%

Last flight of the day

On CHS → DFW, each airline's last flight of the day was cancelled 2.8% of the time, against 2.0% for its earlier flights (1.4× as often). It arrived 3+ hours late 2.2% of the time (earlier flights: 1.3%). 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 Airlines7:19 p.m.2.8%2.2%2.0%first flight 7:01 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: December (85%). Worst: May (66%).

40%70%100%Jan: 73% on time (261 flights)73JanFeb: 79% on time (224 flights)79FebMar: 72% on time (287 flights)72MarApr: 74% on time (313 flights)74AprMay: 66% on time (364 flights)66MayJun: 68% on time (383 flights)68JunJul: 75% on time (420 flights)75JulAug: 80% on time (276 flights)80AugSep: 78% on time (268 flights)78SepOct: 84% on time (293 flights)84OctNov: 85% on time (278 flights)85NovDec: 85% on time (287 flights)85Dec

By day of week

DayFlightsOn timeCancelled
Monday17677%2.8%
Tuesday15584%1.9%
Wednesday16280%1.8%
Thursday19583%1.0%
Friday17280%1.2%
Saturday17171%4.7%
Sunday20576%1.9%

Why flights were late

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

Late inbound plane 45%Airline (crew, maintenance, ops) 37%Air traffic & airport (NAS) 16%Severe weather 2%

Cancellations: weather 24 · airline 3

Month by month

50%75%100%Sep 2023Jan 2024Jan 2025Jan 2026Sep 2023: 79% on time, 1.0% cancelledApr 2024: 72% on time, 2.6% cancelledMay 2024: 63% on time, 7.3% cancelledJun 2024: 68% on time, 1.7% cancelledJul 2024: 75% on time, 1.4% cancelledOct 2024: 90% on time, 0.0% cancelledMay 2025: 63% on time, 4.2% cancelledJun 2025: 70% on time, 2.1% cancelledJul 2025: 74% on time, 2.0% cancelledNov 2025: 83% on time, 2.8% cancelledDec 2025: 88% on time, 0.0% cancelledMar 2026: 82% on time, 0.9% cancelledApr 2026: 80% on time, 0.9% cancelledMay 2026: 72% on time, 2.5% cancelledJun 2026: 67% on time, 5.7% cancelledJul 2026: 75% on time, 0.0% cancelled
Share of flights on time, by month (hover a point for cancellations)
CHS → 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 14357:00 a.m.17488%1.7%−12 minAmerican Airlines

Worst days in the past year

DateFlightsOn timeCancelled
Jun 19, 202640%0
Jan 24, 202630%3
Nov 24, 202530%0
Jan 25, 202630%1
Apr 4, 202630%0

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of Charleston or Dallas. None has been clearly more reliable than CHS → DFW.

RouteFlightsOn timeCancelled
CHS → DFW (this route)1,23679%2.2%
CHS → DAL Charleston to Dallas Love Field36577%0.8%

Questions

How often are flights from CHS to DFW on time?

79% of 1,236 scheduled flights from Charleston, SC to Dallas/Fort Worth, TX arrived within 15 minutes of schedule between September 2025 and August 2026. 2.2% were cancelled.

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

Flights scheduled to leave at 7 a.m. were the most reliable (89% on time). The 7 p.m. departures were the least (61%).

What month has the most delays from CHS to DFW?

May (66% on time). The best month is December (85%), over 2023–2026.

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

Yes. Each airline's last CHS–DFW flight of the day was cancelled 2.8% of the time over the past year, against 2.0% 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.