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Route Reliability

Charleston → Atlanta

CHS–ATL · 259 miles · Charleston International Airport to Hartsfield–Jackson Atlanta International Airport

89
Pretty Reliable
WanderNerd Reliability Score
89%
Arrive within 15 minutes
3 min early
Average arrival delay
1.8%
Cancelled
3,303
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 89% of the time across 3,303 flights. No comparison to make.

What the data says

Morning flights do better here.

CHS–ATL flights departing between 3–6 AM arrived on time 97% of the time, versus 81% between 6–9 PM.

Sunday scaries are real for this one.

CHS–ATL flights arrived on time 94% of the time on Wednesdays. On Sundays: 85%.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon90%(492 flights)
  • Tue90%(451 flights)
  • Wed94%(445 flights)
  • Thu91%(488 flights)
  • Fri89%(480 flights)
  • Sat88%(396 flights)
  • Sun85%(484 flights)
On-time by departure window
  • 3–6 AM97%(341 flights)
  • 6–9 AM93%(852 flights)
  • 9 AM–12 PM92%(572 flights)
  • 12–3 PM89%(563 flights)
  • 3–6 PM83%(531 flights)
  • 6–9 PM81%(377 flights)
On-time trend by month
88%
May

Jun 80% → May 88% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%291
July 202585%309
August 202589%259
September 202596%239
October 202592%277
November 202592%256
December 202590%268
January 202691%243
February 202693%229
March 202687%268
April 202691%291
May 202688%306

Keep nerding

Based on 3,303 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.