ORD to MHT flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to Manchester-Boston Regional Airport · 843 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or MHT right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Chicago (ORD) to Manchester (MHT) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 2% were cancelled, and 4% arrived an hour or more late.
- Departures scheduled around 3pm did best (88% on time); around 7pm did worst (74%).
- Tuesday was the most reliable day to fly (90% on time) and Wednesday the least (76%).
- The largest source of delay minutes was late-arriving aircraft (51%).
Which airline is most on time from ORD to MHT?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 87% | 4.2% | 7 min | 0.0% | 24 |
| Envoy AirRegional airline operating American Eagle flights. | 83% | 1.9% | 9 min | 4.6% | 578 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am87%200 flights
- 1pm80%102 flights
- 2pm82%65 flights
- 3pm88%25 flights
- 6pm75%20 flights
- 7pm74%67 flights
- 8pm87%116 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday87%4.6% cancelled
- Tuesday90%0.0% cancelled
- Wednesday76%2.4% cancelled
- Thursday87%2.2% cancelled
- Friday79%1.1% cancelled
- Saturday83%2.4% cancelled
- Sunday84%1.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft51%
- Airline (crew, maintenance, cleaning, fueling)26%
- Air traffic control & airport congestion14%
- Extreme weather9%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather58%
- Air traffic control & airport congestion42%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
ORD to MHT: common questions
- How often are ORD to MHT flights on time?
- 84% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Chicago to Manchester cancelled?
- 2.0% of scheduled flights were cancelled (12 of 602).
- How long are typical delays?
- Across all flights the average arrival delay was 9 min (early arrivals count as zero). Flights that were late arrived 52 min behind schedule on average, and 4.4% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 25 min taxiing from the gate to takeoff on average.
Related routes
Return trip: MHT to ORD — 83% on time
More flights from Chicago
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → MHT, nonstop flights by US airlines that report to the DOT. How we calculate this.