Flights Washington → Boston
IAD → BOS
Route overview
The flight route from Washington to Boston operates with an average on-time performance of 84%, with flights typically experiencing a mean delay of 7.7 minutes. Over the course of a year, this route sees around 342 total flights using various aircraft models including Embraer 190s, Airbus A320s, and Boeing variants such as the 757-200, 737-700, 737-900, and 737-800.
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 Washington (IAD) → Boston (BOS) route is operated by JetBlue Airways, United Airlines. Across 466 flights monitored in recent months, 85% arrived on time (within 15 min of schedule), with an average delay of 8 minutes. The cancellation rate is 5.36%. FlightGuard's average computed risk is 24.2/100 (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 Washington the average ATFM delay is 2.0 minutes.
Heading to Boston: what to expect in this direction
Flying from Washington (IAD) to Boston (BOS) heads north-east for about 663 km, a flight time of roughly 1h 15m.
Departures from Washington on this leg cluster in the morning window: about 26% of IAD-BOS flights take off then.
Air-traffic congestion: departing Washington the average ATFM delay is 2.0 min (atfm); arriving into Boston it is 2.0 min (atfm).
Across 466 tracked IAD-BOS flights, 85% left on time with an average delay of 8 min and a 5.4% 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% |
| JetBlue Airways (B6) | 72% | 14 min | 1.7% |
Airlines operating IAD-BOS
Airports
Frequently asked questions about IAD-BOS
On the Washington (IAD) -> Boston (BOS) route, on-time performance is 85% with an average delay of 8 minutes, based on 466 tracked flights.
The cancellation rate on Washington-Boston is 5.36% across 466 monitored flights.
The route is operated by 2 airlines: JetBlue Airways, United 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.
