FlightRecord

Chicago (ORD) to Tulsa (TUL): On-Time Performance

Data through May 2026

When you fly ORD to TUL matters as much as anything else about the booking: the route swung from 96% on-time in October 2024 to just 61% in July 2025. Across the full period the route averages 75% on-time against a national 78%. Morning departures also hold up better than evening ones (79% vs 68%), which matters most in the rough months.

On-time
75%
arrived <15 min late
Avg delay
19 min
completed flights
Cancelled
1.7%
Flights/day
5.8
last 12 months
Duration
2h 8m
scheduled
Distance
585 mi

Best airline from ORD to TUL

4 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Republic Airwaysmost reliable81%11 min2.5%432
Envoy Air75%16 min1.9%1,399
SkyWest Airlines74%21 min1.1%1,714
PSA Airlines67%40 min5.0%179

Monthly on-time trend

Monthly on-time percentage for ORD to TUL flights50%75%100%June 2024: 71% on-time (168 flights)71Jun 2024July 2024: 65% on-time (145 flights)65August 2024: 76% on-time (141 flights)76September 2024: 83% on-time (137 flights)83Sep 2024October 2024: 96% on-time (130 flights)96November 2024: 79% on-time (104 flights)79December 2024: 80% on-time (129 flights)80Dec 2024January 2025: 74% on-time (121 flights)74February 2025: 68% on-time (118 flights)68March 2025: 81% on-time (147 flights)81Mar 2025April 2025: 78% on-time (150 flights)78May 2025: 73% on-time (133 flights)73June 2025: 70% on-time (157 flights)70Jun 2025July 2025: 61% on-time (211 flights)61August 2025: 80% on-time (172 flights)80September 2025: 86% on-time (162 flights)86Sep 2025October 2025: 75% on-time (174 flights)75November 2025: 75% on-time (195 flights)75December 2025: 63% on-time (189 flights)63Dec 2025January 2026: 73% on-time (147 flights)73February 2026: 77% on-time (145 flights)77March 2026: 74% on-time (182 flights)74Mar 2026April 2026: 73% on-time (183 flights)73May 2026: 75% on-time (197 flights)75

Best time to fly from ORD to TUL

Aim for departures around 6 p.m. (94% on-time); avoid 7 p.m. departures (62%).

On-time percentage by scheduled departure hour, ORD to TUL6 a.m.: 77% on-time (44 flights)68 a.m.: 79% on-time (725 flights)89 a.m.: 79% on-time (484 flights)910 a.m.: 86% on-time (65 flights)1012 p.m.: 79% on-time (400 flights)121 p.m.: 90% on-time (51 flights)132 p.m.: 76% on-time (135 flights)143 p.m.: 76% on-time (310 flights)154 p.m.: 70% on-time (397 flights)166 p.m.: 94% on-time (34 flights)187 p.m.: 62% on-time (98 flights)198 p.m.: 67% on-time (627 flights)209 p.m.: 70% on-time (251 flights)2110 p.m.: 71% on-time (93 flights)22scheduled departure hour

By day of week

DayOn-timeAvg delay
Mondaybest77%17 min
Tuesday77%17 min
Wednesday74%17 min
Thursday75%17 min
Friday72%20 min
Saturday77%19 min
Sunday71%25 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft40%
  • Airline operations29%
  • National airspace system18%
  • Weather13%

Frequently asked questions

How often are flights from ORD to TUL delayed?
25% of ORD–TUL flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 19 minutes.
Which airline is most reliable from ORD to TUL?
Republic Airways has the best on-time record on this route at 81%, based on 432 flights. 4 airlines flew ORD–TUL frequently enough to compare in this period.
What is the best time of day to fly from ORD to TUL?
Departures around 6 p.m. have the best record (94% on-time), while departures around 7 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from ORD to TUL?
The scheduled ORD–TUL flight time averages 2h 8m over 585 miles. Actual arrival times vary — flights on this route land 15+ minutes late 25% of the time.
How often are ORD to TUL flights cancelled?
1.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, slightly above the national rate of 1.6%.
What is the worst month to fly from ORD to TUL?
July 2025 was the roughest month in this dataset, with only 61% of arrivals on time. The best was October 2024 at 96%. If your dates are flexible, that 36-point gap is worth planning around.

Based on 3,737 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.