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Route Reliability

New York → Atlanta

LGA–ATL · 762 miles · LaGuardia Airport to Hartsfield–Jackson Atlanta International Airport

69
Usually Fine
WanderNerd Reliability Score
76%
Arrive within 15 minutes
10 min
Average arrival delay
3.6%
Cancelled
8,276
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Delta Air Lines79%4,934 flights
  2. 2.American Airlines78%1,420 flights
  3. 3.Southwest Airlines73%1,051 flights
  4. 4.Frontier Airlines60%858 flights

Not enough history to rank: Spirit Airlines (13 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning flights do better here.

LGA–ATL flights departing between 6–9 AM arrived on time 85% of the time, versus 57% between 9 PM–12 AM.

Sunday scaries are real for this one.

LGA–ATL flights arrived on time 80% of the time on Wednesdays. On Sundays: 70%.

Delta Air Lines has a clear lead on this route.

Delta Air Lines arrived on time 79% of the time on this route; Frontier Airlines managed 60%.

Keep a backup plan handy.

This route was cancelled 3.6% of the time. Typical for U.S. flights is around 1–2%.

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
  • Mon75%(1170 flights)
  • Tue78%(1224 flights)
  • Wed80%(1244 flights)
  • Thu75%(1205 flights)
  • Fri78%(1228 flights)
  • Sat78%(780 flights)
  • Sun70%(1110 flights)
On-time by departure window
  • 6–9 AM85%(2043 flights)
  • 9 AM–12 PM82%(1522 flights)
  • 12–3 PM79%(1477 flights)
  • 3–6 PM68%(1459 flights)
  • 6–9 PM64%(1404 flights)
  • 9 PM–12 AM57%(56 flights)
On-time trend by month
73%
May

Jun 66% → May 73% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202566%575
July 202570%585
August 202584%594
September 202588%745
October 202571%781
November 202571%738
December 202569%707
January 202683%690
February 202682%620
March 202676%625
April 202679%635
May 202673%666

Same trip, other airports

Keep nerding

Based on 8,276 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.