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Route Reliability

New York → Chicago

LGA–ORD · 733 miles · LaGuardia Airport to Chicago O'Hare International Airport

50
A Little Dicey
WanderNerd Reliability Score
68%
Arrive within 15 minutes
22 min
Average arrival delay
4.7%
Cancelled
11,633
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 Lines69%2,752 flights
  2. 2.United Airlines68%5,063 flights
  3. 3.American Airlines68%3,458 flights
  4. 4.Spirit Airlines61%360 flights

What the data says

Morning flights do better here.

LGA–ORD flights departing between 3–6 AM arrived on time 94% of the time, versus 52% between 6–9 PM.

Sunday scaries are real for this one.

LGA–ORD flights arrived on time 73% of the time on Saturdays. On Sundays: 60%.

Delta Air Lines runs this route best.

Delta Air Lines arrived on time 69% of the time on this route; Spirit Airlines managed 61%.

Keep a backup plan handy.

This route was cancelled 4.7% 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
  • Mon68%(1626 flights)
  • Tue71%(1697 flights)
  • Wed70%(1696 flights)
  • Thu66%(1676 flights)
  • Fri69%(1697 flights)
  • Sat73%(1064 flights)
  • Sun60%(1588 flights)
On-time by departure window
  • 3–6 AM94%(126 flights)
  • 6–9 AM85%(2617 flights)
  • 9 AM–12 PM76%(1885 flights)
  • 12–3 PM69%(1699 flights)
  • 3–6 PM54%(2187 flights)
  • 6–9 PM52%(2221 flights)
  • 9 PM–12 AM67%(309 flights)
On-time trend by month
75%
May

Jun 67% → May 75% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%940
July 202560%936
August 202575%933
September 202578%968
October 202557%1004
November 202559%931
December 202560%869
January 202677%872
February 202681%816
March 202658%869
April 202671%927
May 202675%979

Same trip, other airports

Keep nerding

Based on 11,633 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.