Flights Milwaukee → Boston
MKE → BOS
Route overview
The flight route from Milwaukee to Boston operates with a high level of punctuality, achieving an on-time performance rate of 93%. Over the course of the year, this route has seen 127 flights using Boeing 737-300 aircraft, with an average delay time of just 1.9 minutes per flight.
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 Milwaukee (MKE) → Boston (BOS) route is operated by Southwest Airlines. Across 161 flights monitored in recent months, 90% arrived on time (within 15 min of schedule), with an average delay of 4 minutes. The cancellation rate is 4.35%. FlightGuard's average computed risk is 28.5/100 (medium), updated in real time from weather, ATC delays, strikes, NOTAMs, fuel and flight history. At Boston the average ATFM delay is 2.0 minutes (main cause: atfm). Departing from Milwaukee the average ATFM delay is 2.0 minutes.
Heading to Boston: what to expect in this direction
Flying from Milwaukee (MKE) to Boston (BOS) heads east for about 1,380 km, a flight time of roughly 2h 9m.
Departures from Milwaukee on this leg cluster in the midday window: about 43% of MKE-BOS flights take off then.
Air-traffic congestion: departing Milwaukee the average ATFM delay is 2.0 min (atfm); arriving into Boston it is 2.0 min (atfm).
Across 161 tracked MKE-BOS flights, 90% left on time with an average delay of 4 min and a 4.3% cancellation rate.
Route facts
Flights on this route
Check the risk of a specific flight.
Flexible on this trip? Compare flights
Airline punctuality on this route
| Airline | On-time | Average delay | Cancellations |
|---|---|---|---|
| Southwest Airlines (WN) | 73% | 6 min | 3.1% |
Airlines operating MKE-BOS
Airports
Frequently asked questions about MKE-BOS
On the Milwaukee (MKE) -> Boston (BOS) route, on-time performance is 90% with an average delay of 4 minutes, based on 161 tracked flights.
The cancellation rate on Milwaukee-Boston is 4.35% across 161 monitored flights.
The route is operated by 1 airline: Southwest Airlines.
Enter your flight number on FlightGuard for a real-time analysis based on 9 factors: weather at Boston, 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.
