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Route Reliability

Atlanta → OAJ

ATL–OAJ · 399 miles · Hartsfield–Jackson Atlanta International Airport to OAJ Airport

79
Usually Fine
WanderNerd Reliability Score
79%
Arrive within 15 minutes
10 min
Average arrival delay
1.9%
Cancelled
1,294
Flights in the data

Data through May 2026.

Delta Air Lines is the only airline in this data on this route, arriving on time 79% of the time across 1,294 flights. No comparison to make.

What the data says

Morning flights do better here.

ATL–OAJ flights departing between 9 AM–12 PM arrived on time 87% of the time, versus 66% between 3–6 PM.

Monday is the weak spot.

ATL–OAJ flights arrived on time 85% of the time on Wednesdays. On Mondays: 74%.

Slipping a little lately.

ATL–OAJ flights arrived on time 74% of the time over the last three months in the data, compared with 78% in the three months before that.

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
  • Mon74%(193 flights)
  • Tue78%(178 flights)
  • Wed85%(175 flights)
  • Thu81%(193 flights)
  • Fri77%(191 flights)
  • Sat78%(149 flights)
  • Sun80%(189 flights)
On-time by departure window
  • 6–9 AM83%(12 flights)
  • 9 AM–12 PM87%(342 flights)
  • 12–3 PM80%(339 flights)
  • 3–6 PM66%(219 flights)
  • 6–9 PM78%(202 flights)
  • 9 PM–12 AM76%(154 flights)
On-time trend by month
64%
May

Jun 72% → May 64% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%113
July 202574%114
August 202584%109
September 202593%102
October 202592%105
November 202582%94
December 202575%98
January 202682%92
February 202677%91
March 202669%116
April 202687%116
May 202664%118

Keep nerding

Based on 1,294 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.