Route
ORD → MHT
Chicago O'Hare International Airport Manchester-Boston Regional Airport
How punctual is this route?
- On-time arrivals
- 81.5%
- Less than 15 minutes late
- Cancelled
- 2.0%
- Of scheduled flights
- Average delay when late
- 63 min
- Flights arriving 15+ minutes late
- Flights tracked
- 614
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 57%
- Airline (crew, maintenance, cleaning) 22%
- Air traffic control & airport 13%
- Extreme weather 9%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 77.9% | 86 |
| October 2025 | 80.2% | 86 |
| November 2025 | 100.0% | 1 |
| April 2026 | 85.9% | 72 |
| May 2026 | 82.4% | 93 |
| June 2026 | 90.6% | 90 |
| July 2026 | 85.6% | 93 |
| August 2026 | 69.2% | 93 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Envoy Air | 587 | 81.2% | 1.9% | 63 min |
| Republic Airways | 27 | 88.5% | 3.7% | 57 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
MQ4149
23% late · 162 flights
-
MQ3921
19% late · 84 flights
-
MQ3720
31% late · 58 flights
-
MQ3696
21% late · 49 flights
-
MQ3798
19% late · 44 flights
-
MQ3983
28% late · 44 flights
-
MQ4220
5% late · 44 flights
-
MQ3747
3% late · 34 flights
-
YX4400
12% late · 27 flights
-
MQ3668
4% late · 26 flights
-
MQ3951
12% late · 26 flights
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