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Route · DAL → CHS · 2020–2025 BTS data

Dallas to Charleston

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), DAL to CHS (Dallas to Charleston) ranks #3907 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

76.7%
On-time
-2.3 pts
vs US avg
60 min
Delay when late
1,859
Flights
#3907 of 4927
Corpus placement

Cancelled

0.8%

Best Month

N/A

Worst Month

N/A

Distance

977 mi

Carriers

1

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Dec 2025 31 10 0 0 WN
Nov 2025 30 8 1 0 WN
Oct 2025 31 10 0 0 WN
Sep 2025 30 8 0 0 WN
Aug 2025 31 11 0 1 WN
Jul 2025 31 11 0 0 WN
Jun 2025 30 12 0 0 WN
May 2025 31 10 0 0 WN
Apr 2025 30 8 0 0 WN
Mar 2025 31 7 0 0 WN
Jan 2025 31 4 3 0 WN
Dec 2024 31 11 0 0 WN
Nov 2024 30 7 0 0 WN
Oct 2024 30 7 0 0 WN
Sep 2024 30 8 0 0 WN
Aug 2024 31 8 1 0 WN
Jul 2024 31 3 0 0 WN
Jun 2024 30 7 0 0 WN
May 2024 31 10 1 0 WN
Apr 2024 30 5 0 1 WN
Dec 2023 31 1 0 0 WN
Nov 2023 30 2 0 0 WN
Oct 2023 31 3 0 0 WN
Sep 2023 30 8 0 0 WN

DAL–CHS seasonal on-time pattern

Best: January (87.1%) · weakest: December (72.0%)

70%75%80%85%90% JanMarAprMayJunJulAugSepOctNovDec 72%

Strongest calendar month

January

87.1% on-time · ~31 flights/mo

Busiest calendar month

July

~40 flights/mo avg

Weakest calendar month

December

72.0% on-time · ~32 flights/mo

Cancellation Rate

0.8%

6 of 733 flights

Diversion Rate

0.3%

2 of 733 flights

Origin-hub reliability standing

Mid-pack among DAL departures

From DAL, this corridor sits with 47 other 75–85% on-time routes out of 57 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 10 below 75%). Destination: Charleston · fleet on-time rank #4153 of 4927.

What the Data Says About DAL to CHS

The Dallas to Charleston corridor (DAL to CHS) posts a 76.7% on-time rate on the lower edge of the average band, based on 1,859 tracked flights. Late flights run 59.5 minutes behind on average. 1 carrier cover the 977-mile route; over the last 24 months, 6 of 733 flights were cancelled (0.8%) and 0.3% diverted.

Monthly performance data for this route did not show a clear best/worst split in the sample window; review the monthly table above for period-by-period detail.

On the multi-year calendar, DAL–CHS peaks in January at 87.1% on-time while July carries the heaviest traffic (~40 flights per month) ; the softest month is December at 72.0%, a 15.1-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does DAL to CHS rank among US routes by traffic?
According to PlainFlights' route traffic ranking, DAL to CHS ranks #3907 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from DAL to CHS?
Flights from Dallas to Charleston have a 76.7% on-time rate based on 1,859 flights. The average delay is 59.5 minutes.
What is the cancellation rate for DAL to CHS?
Over the last 24 months, 0.8% of flights on this route were cancelled (6 of 733 flights) and 0.3% were diverted.
How far is the flight from DAL to CHS?
The flight distance from Dallas (DAL) to Charleston (CHS) is approximately 977 miles. This route is served by 1 carrier.

Airports on this route

Data source

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

Using DAL–CHS data

DAL–CHS is mid-pack at 76.7% on-time; month and carrier mix move more than the corridor headline.

  • Compare DAL and CHS airport profiles: delay causes and top routes differ even on the same corridor. DAL airport
  • If your dates flex, January (87.1% on-time) beats December (72.0%) on this corridor. Seasonal chart
  • 4 other routes post a similar 76.7% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

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

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.