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Route · ORD → MHT · 2020–2025 BTS data

Chicago to Manchester

The ORD–MHT corridor (Chicago, IL → Manchester, NH) runs ahead of the national average, served by 8 carriers across roughly 843 miles.

Data updated 2026-06-13

80.7%
On-time
+1.7 pts
vs US avg
70 min
Delay when late
1,989
Flights

Cancelled

1.2%

Best Month

Sep 2024 90%

Worst Month

Jul 2021 59%

Distance

843 mi

Carriers

8

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 86 17 0 0 MQ
Sep 2025 86 19 0 0 MQ
Aug 2025 81 14 2 0 MQ
Jul 2025 74 15 2 0 MQ
Jun 2025 72 18 0 0 MQ
May 2025 54 10 0 1 MQ
Oct 2024 50 7 0 0 MQ
Sep 2024 59 6 0 0 MQ
Aug 2024 60 13 0 0 MQ
Jul 2024 61 13 1 1 MQ
Jun 2024 52 10 0 0 MQ
Sep 2023 36 11 0 0 MQ
Aug 2023 34 7 0 0 MQ,OO,YX
Jul 2023 58 13 2 1 MQ,YX,OO
Jun 2023 30 1 0 0 MQ,OO
Oct 2022 32 5 0 0 MQ
Sep 2022 49 8 0 0 MQ
Aug 2022 62 14 5 0 MQ,OO
Jul 2022 62 11 0 0 OO,MQ
Jun 2022 56 8 2 0 OO,MQ
Oct 2021 58 12 0 0 OO,YX
Sep 2021 53 9 0 0 OO,MQ,YX
Aug 2021 60 24 2 0 OO,MQ
Jul 2021 61 25 1 0 OO

Cancellation Rate

1.2%

17 of 1,386 flights

Diversion Rate

0.2%

3 of 1,386 flights

What the Data Says About ORD to MHT

1,989 tracked flights put the ORD to MHT pairing (Chicago to Manchester) at a 80.7% on-time rate, squarely in line with the wider network. Delays that do occur run 70.2 minutes on average. Across the 843-mile route and its 8 carriers, the trailing 24 months show 1.2% cancelled and 0.2% diverted (1,386 flights sampled).

The monthly split is wide on this route: Sep 2024 posted the strongest performance at 90% on-time, while Jul 2021 came in at just 59% - a 31-point swing worth factoring into travel timing.

Frequently Asked Questions

How often are flights delayed from ORD to MHT?
Flights from Chicago to Manchester have a 80.7% on-time rate based on 1,989 flights. The average delay is 70.2 minutes. The best recent month was Sep 2024 with 90% on-time.
What is the cancellation rate for ORD to MHT?
Over the last 24 months, 1.2% of flights on this route were cancelled (17 of 1,386 flights) and 0.2% were diverted.
How far is the flight from ORD to MHT?
The flight distance from Chicago (ORD) to Manchester (MHT) is approximately 843 miles. This route is served by 8 carriers.
When is the best time to fly from ORD to MHT?
The best recent month for on-time performance was Sep 2024 (90% on-time). The worst was Jul 2021 (59% on-time). Consider booking during months with historically better performance.

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Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights Editorial

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.