ON TIMEBOARD

CMH → EWR on time

John Glenn Columbus (Columbus, OH) to Newark (Newark, NJ). Every scheduled flight, September 2025 to August 2026.

On time
79%
arrived < 15 min late
Cancelled
4.4%
2,107 flights
Typical arrival
−12 min
median vs schedule
When late
+68 min
average delay
Flights / day
6
2 airlines

79% of flights from Columbus to Newark arrived on time over the past 12 months. That is about the typical U.S. route. The 8 a.m. departures ran on time 90% of the time; the 4 p.m. ones 62%. 11% 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 CMH → EWR: when a flight was late, it was under 45 minutes late 52% of the time. About 1 in 17 flights landed an hour or more late, and 1 in 96 three hours or more; 4.4% were cancelled outright.

Share of all 2,107 scheduled flights, past 12 months, by arrival time against schedule.

By airline

AirlineFlightsOn timeCancelledTypical arrival1h+ lateAvg when lateOperated by
United Airlines2,09779%4.3%−12 min5.9%+67 minRepublic Airways 98%, GoJet 1%, United Airlines 1%
Spirit Airlines10—————Spirit Airlines

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 CMH). Delays build through the day as late planes knock on, so early flights usually do best.

40%70%100%6 a.m. departures: 86% on time (309 flights)866a7 a.m. departures: 85% on time (135 flights)857a8 a.m. departures: 90% on time (228 flights)908a9 a.m. departures: 84% on time (244 flights)849a10 a.m. departures: too few flights (23 flights)10a11 a.m. departures: 86% on time (305 flights)8611anoon departures: too few flights (44 flights)12p1 p.m. departures: 74% on time (280 flights)741p2 p.m. departures: too few flights (20 flights)2p3 p.m. departures: too few flights (22 flights)3p4 p.m. departures: 62% on time (193 flights)624p5 p.m. departures: 66% on time (128 flights)665p6 p.m. departures: 64% on time (162 flights)646p
CMH → EWR, 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

By airline and hour

DepartsUnited Airlines
6 a.m.86%
7 a.m.85%
8 a.m.90%
9 a.m.84%
11 a.m.86%
1 p.m.74%
4 p.m.62%
5 p.m.66%
6 p.m.64%

Last flight of the day

On CMH → EWR, each airline's last flight of the day was cancelled 6.9% of the time, against 3.8% for its earlier flights (1.8× as often). It arrived 3+ hours late 2.7% of the time (earlier flights: 0.6%). 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
United Airlines5:00 p.m.6.9%2.7%3.8%first flight 6:38 a.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 EWR tonight, book an earlier flight so there's a backup if it's cancelled.

By month

Each calendar month pooled over 2023–2026. Best: March (90%). Worst: July (70%).

40%70%100%Jan: 82% on time (484 flights)82JanFeb: 86% on time (432 flights)86FebMar: 90% on time (462 flights)90MarApr: 87% on time (408 flights)87AprMay: 80% on time (450 flights)80MayJun: 79% on time (495 flights)79JunJul: 70% on time (554 flights)70JulAug: 79% on time (533 flights)79AugSep: 84% on time (601 flights)84SepOct: 86% on time (601 flights)86OctNov: 80% on time (556 flights)80NovDec: 76% on time (524 flights)76Dec

By day of week

DayFlightsOn timeCancelled
Monday31977%5.3%
Tuesday31175%5.1%
Wednesday31084%1.0%
Thursday30178%4.3%
Friday31384%2.9%
Saturday24682%3.7%
Sunday30773%8.1%

Why flights were late

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

Air traffic & airport (NAS) 52%Airline (crew, maintenance, ops) 22%Late inbound plane 22%Severe weather 4%

Cancellations: weather 59 · air traffic/airport 31 · airline 2

Month by month

50%75%100%Sep 2023Jan 2024Jan 2025Jan 2026Sep 2023: 82% on time, 6.7% cancelledOct 2023: 94% on time, 0.0% cancelledNov 2023: 98% on time, 0.0% cancelledDec 2023: 90% on time, 0.0% cancelledJan 2024: 93% on time, 2.6% cancelledFeb 2024: 92% on time, 2.8% cancelledMar 2024: 95% on time, 0.0% cancelledApr 2024: 89% on time, 0.7% cancelledMay 2024: 86% on time, 1.1% cancelledJun 2024: 78% on time, 5.7% cancelledJul 2024: 73% on time, 4.3% cancelledAug 2024: 77% on time, 8.3% cancelledSep 2024: 90% on time, 0.0% cancelledOct 2024: 89% on time, 0.0% cancelledNov 2024: 77% on time, 0.9% cancelledDec 2024: 75% on time, 1.1% cancelledJan 2025: 73% on time, 2.6% cancelledFeb 2025: 81% on time, 2.1% cancelledMar 2025: 92% on time, 0.7% cancelledApr 2025: 74% on time, 6.0% cancelledJun 2025: 77% on time, 3.2% cancelledJul 2025: 65% on time, 8.6% cancelledAug 2025: 80% on time, 1.2% cancelledSep 2025: 79% on time, 3.0% cancelledOct 2025: 74% on time, 2.1% cancelledNov 2025: 70% on time, 7.2% cancelledDec 2025: 63% on time, 5.0% cancelledJan 2026: 81% on time, 8.0% cancelledFeb 2026: 85% on time, 7.4% cancelledMar 2026: 83% on time, 1.3% cancelledApr 2026: 95% on time, 0.0% cancelledMay 2026: 88% on time, 2.2% cancelledJun 2026: 83% on time, 1.1% cancelledJul 2026: 73% on time, 8.3% cancelledAug 2026: 81% on time, 6.2% cancelled
Share of flights on time, by month (hover a point for cancellations)
CMH → EWR, monthly on-time and cancellation rate.

Flight numbers on this route

Regular flights with at least 120 scheduled trips in the past year. Sorted by departure time.

FlightDepartsFlightsOn timeCancelledTypical arrivalOperated by
UA 34586:00 a.m.33888%3.3%−14 minRepublic Airways
UA 34578:00 a.m.23987%2.5%−16 minRepublic Airways
UA 348011:38 a.m.29985%4.0%−14 minRepublic Airways
UA 35961:40 p.m.22273%5.4%−8 minRepublic Airways
UA 37105:00 p.m.22457%6.3%+4 minRepublic Airways

Worst days in the past year

DateFlightsOn timeCancelled
Dec 14, 202570%7
Jul 21, 202660%5
Jan 26, 202660%6
Jan 25, 202660%6
Jul 28, 202660%4

Nearby airport alternatives

Other ways to make the same trip, using airports within 60 miles of Columbus or Newark. None has been clearly more reliable than CMH → EWR.

RouteFlightsOn timeCancelled
CMH → EWR (this route)2,10779%4.4%
CMH → JFK John Glenn Columbus to New York JFK1,70279%4.8%
CMH → LGA John Glenn Columbus to LaGuardia3,18775%4.9%

Questions

How often are flights from CMH to EWR on time?

79% of 2,107 scheduled flights from Columbus, OH to Newark, NJ arrived within 15 minutes of schedule between September 2025 and August 2026. 4.4% were cancelled.

What is the best time of day to fly CMH to EWR?

Flights scheduled to leave at 8 a.m. were the most reliable (90% on time). The 4 p.m. departures were the least (62%).

What month has the most delays from CMH to EWR?

July (70% on time). The best month is March (90%), over 2023–2026.

Is the last flight of the day from CMH to EWR more likely to be cancelled?

Yes. Each airline's last CMH–EWR flight of the day was cancelled 6.9% of the time over the past year, against 3.8% 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.