Flights Boston → Chicago
BOS → ORD
Route overview
The flight route from Boston to Chicago operates with a high level of punctuality, achieving an on-time performance rate of 81%. Over the course of a year, approximately 1,740 flights are conducted using various aircraft models including Boeing and Airbus variants. The destination airport serves over 80 million passengers annually, highlighting its significance as a major travel hub.
Your rights on this US flight (DOT)
US flights have no statutory cash compensation for delays. Under the US DOT rules, if your flight is cancelled or significantly changed and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Amenities for controllable delays depend on each airline's contract of carriage.
US flight refund rules & checker →General information, not legal advice.
The Boston (BOS) → Chicago (ORD) route is operated by American Airlines, JetBlue Airways, Spirit Airlines, United Airlines. Across 2207 flights monitored in recent months, 81% arrived on time (within 15 min of schedule), with an average delay of 15 minutes. The cancellation rate is 5.57%. FlightGuard's average computed risk is 27.1/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Chicago the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Boston the average ATFM delay is 2.0 minutes.
Heading to Chicago: what to expect in this direction
Flying from Boston (BOS) to Chicago (ORD) heads west for about 1,391 km, a flight time of roughly 2h 10m.
Departures from Boston on this leg cluster in the overnight window: about 34% of BOS-ORD flights take off then.
Air-traffic congestion: departing Boston the average ATFM delay is 2.0 min (atfm); arriving into Chicago it is 2.0 min (atfm).
Across 2,207 tracked BOS-ORD flights, 81% left on time with an average delay of 15 min and a 5.6% cancellation rate.
Route facts
Flights on this route
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Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| United Airlines (UA) | 74% | 10 min | 6.9% |
| American Airlines (AA) | 74% | 16 min | 3.0% |
| Spirit Airlines (NK) | 74% | 10 min | 1.5% |
| JetBlue Airways (B6) | 72% | 14 min | 1.7% |
Airlines operating BOS-ORD
Airports
Frequently asked questions about BOS-ORD
On the Boston (BOS) -> Chicago (ORD) route, on-time performance is 81% with an average delay of 15 minutes, based on 2207 tracked flights.
The cancellation rate on Boston-Chicago is 5.57% across 2207 monitored flights.
The route is operated by 4 airlines: American Airlines, JetBlue Airways, Spirit Airlines, United Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Chicago, ATC delays, strikes, NOTAMs, fuel, airline punctuality and recent trends.
US flights have no statutory cash compensation for delays. Under US DOT rules, if the airline cancels or significantly changes your flight and you decline rebooking, you're owed an automatic refund of the unused ticket. The tarmac-delay limit is 3 hours (domestic) / 4 hours (international). Meals or hotels for controllable delays depend on each airline's contract of carriage.
