BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
DTWCHS

Detroit, MI (DTW) to Charleston, SC (CHS) flight delay odds

Historically, 74.9% of scheduled reportable flights on this direction arrived on time in July 2025–June 2026. The sample includes 653 flights.

HISTORICAL ROUTE SIGNALGenerally reliable
74.9%arrived on time
15.0%30+ min late
1.5%cancelled
653scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.6%all scheduled flights
120+ minutes late4.1%all scheduled flights
Diverted0.2%did not reach as scheduled
Average arrival+11.2 mincompleted flights

When is this route most reliable?

The same route can behave differently through the day. These are scheduled departure windows, not actual departure times. Small time windows with fewer than 40 flights are withheld.

Departure windowFlightsOn time30+ minCancelled
Early morning28182.6%9.6%1.1%
Afternoon23866.4%20.2%2.9%
Evening9067.8%21.1%0.0%

Weekday comparison

Day-of-week results use at least 30 scheduled flights per row. Look for broad patterns, not tiny percentage differences.

DayFlightsOn time30+ minCancelled
Monday9471.3%19.1%1.1%
Tuesday8274.4%13.4%0.0%
Wednesday8080.0%8.8%2.5%
Thursday9581.1%12.6%1.1%
Friday9664.6%20.8%2.1%
Saturday10477.9%14.4%2.9%
Sunday10275.5%14.7%1.0%

Airline comparison

Marketing-carrier results make codeshare flights easier to compare as travelers buy them. Dedicated route-airline reports require at least 160 flights.

AirlineFlightsOn time30+ minCancelled
SkyWest Airlines32763.6%22.6%1.8%
Delta Air Lines27486.1%7.3%1.5%
Spirit Airlines3494.1%2.9%0.0%
Republic Airways1872.2%16.7%0.0%

Monthly trend

Month-by-month results show whether a twelve-month average hides an unusual period.

MonthFlightsOn time30+ minCancelled
July 202510469.2%19.2%1.0%
August 202511181.1%13.5%0.0%
September 20259082.2%10.0%0.0%
October 20256586.2%12.3%0.0%
November 20253293.8%3.1%0.0%
December 20253876.3%10.5%2.6%
January 20264755.3%31.9%2.1%
February 20263357.6%24.2%0.0%
March 20265662.5%14.3%7.1%
April 20262875.0%17.9%0.0%
May 20262673.1%15.4%7.7%
June 20262378.3%4.3%4.3%

What drove reported delay minutes?

BTS cause minutes are reported for qualifying delayed flights. These shares describe recorded delay minutes—not the chance that a particular cause will affect your next flight.

Airline62.1%
Late aircraft3.7%
National airspace16.1%
Weather18.2%
Security0.0%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.