ON TIMEBOARD

MHK → ORD on time

Manhattan (Manhattan/Ft. Riley, KS) to Chicago O'Hare (Chicago, IL). Every scheduled flight, September 2025 to August 2026.

On time
74%
arrived < 15 min late
Cancelled
3.5%
594 flights
Typical arrival
−14 min
median vs schedule
When late
+118 min
average delay
Flights / day
2
1 airline

74% of flights from Manhattan to Chicago arrived on time over the past 12 months. That is worse than the typical U.S. route. The 7 a.m. departures ran on time 83% of the time; the 5 p.m. ones 71%. 16% of flights arrived more than an hour late or not at all.

How late?

The on-time rate treats a flight 20 minutes late the same as one 5 hours late. Here's the split for MHK → ORD: when a flight was late, it was under 45 minutes late 37% of the time. About 1 in 8 flights landed an hour or more late, and 1 in 35 three hours or more; 3.5% were cancelled outright.

Share of all 594 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
American Airlines59474%3.5%−14 min12.6%+118 minEnvoy 64%, SkyWest 36%

Airline = the name on the ticket. Regional flights (e.g. "Delta Connection") count under the ticketing airline, and the operator is listed.

Best time of day to fly

On-time rate by scheduled departure hour (local time at MHK). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%6 a.m. departures: too few flights (63 flights)6a7 a.m. departures: 83% on time (202 flights)837a8 a.m. departures: too few flights8a9 a.m. departures: too few flights (38 flights)9a10 a.m. departures: too few flights10a11 a.m. departures: too few flights11anoon departures: too few flights12p1 p.m. departures: too few flights (33 flights)1p2 p.m. departures: too few flights (12 flights)2p3 p.m. departures: too few flights (26 flights)3p4 p.m. departures: too few flights (57 flights)4p5 p.m. departures: 71% on time (161 flights)715p
MHK → ORD, share of flights arriving on time, by departure hour. Hours with under 100 flights are greyed out.
82%+ on time76–82%68–76%under 68%too few flights

Last flight of the day

On MHK → ORD, each airline's last flight of the day was cancelled 3.9% of the time, against 2.6% for its earlier flights (1.5× as often). It arrived 3+ hours late 3.5% of the time (earlier flights: 2.2%). It matters more than the numbers suggest. Miss an earlier flight and there's another one that evening; miss the last one and you're usually waiting until morning.

AirlineLast departureLast: cancelledLast: 3h+ lateEarlier: cancelledNext morning
American Airlines4:80 p.m.3.9%3.5%2.6%first flight 4:55 p.m.

Last flight = the airline's last scheduled departure on this route that day, on days it flies the route at least twice; past 12 months. Times are typical scheduled times over the latest three months.

If you need to be in ORD tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: May (87%). Worst: January (59%).

40%70%100%Jan: 59% on time (152 flights)59JanFeb: 76% on time (153 flights)76FebMar: 75% on time (186 flights)75MarApr: 79% on time (176 flights)79AprMay: 87% on time (174 flights)87MayJun: 76% on time (153 flights)76JunJul: 74% on time (156 flights)74JulAug: 75% on time (157 flights)75AugSep: too few flights (94 flights)SepOct: 84% on time (164 flights)84OctNov: 84% on time (165 flights)84NovDec: 70% on time (171 flights)70Dec

By day of week

DayFlightsOn timeCancelled
Monday87——
Tuesday85——
Wednesday83——
Thursday85——
Friday84——
Saturday85——
Sunday85——

Why flights were late

Share of delay minutes on flights 15+ minutes late, as reported to BTS by the airlines.

Airline (crew, maintenance, ops) 45%Late inbound plane 34%Air traffic & airport (NAS) 16%Severe weather 6%

Cancellations: weather 14 · air traffic/airport 7

Month by month

Not enough months with data to draw a trend.

Questions

How often are flights from MHK to ORD on time?

74% of 594 scheduled flights from Manhattan/Ft. Riley, KS to Chicago, IL arrived within 15 minutes of schedule between September 2025 and August 2026. 3.5% were cancelled.

What is the best time of day to fly MHK to ORD?

Flights scheduled to leave at 7 a.m. were the most reliable (83% on time). The 5 p.m. departures were the least (71%).

What month has the most delays from MHK to ORD?

January (59% on time). The best month is May (87%), over 2023–2026.

Is the last flight of the day from MHK to ORD more likely to be cancelled?

Yes. Each airline's last MHK–ORD flight of the day was cancelled 3.9% of the time over the past year, against 2.6% for its earlier flights. If the last flight is cancelled, the next one is usually the following morning.

Related

Domestic flights by the airlines that report to the U.S. DOT, plus their regional partners. "On time" means arriving less than 15 minutes after schedule; cancelled and diverted flights count as not on time. Past performance is a guide, not a forecast. Method.