| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 12 | IAD | BOS | 23:33 | 00:33 |
Landed Late
|
Track > |
| Oct 05 | IAD | BOS | 00:09 | 01:09 |
Delayed
|
Track > |
| Sep 28 | IAD | BOS | 22:25 | 00:09 |
Cancelled
|
Track > |
| Claim > | ||||||
United Airlines Flight UA1866 connects Washington, United States to Boston, United States, taking off from Washington Dulles International Airport IAD and landing at Boston Logan International Airport BOS.
How long is the UA1866 flight from Washington to Boston?
The average flight time from Washington to Boston is 1 hour. The flight distance is 663 km / 412 miles and the average flight speed is 570 km/h / 354 mph.
How many UA1866 flights are operated per week?
1 flight per week. The flight UA1866 is operated on Tuesday.
What is the On-Time Performance (OTP) of United Airlines Flight UA1866 Washington to Boston?
The Airportia On-Time Performance Rating for United Airlines Flight UA1866 is 4.5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA1866 arriving at?
Flight UA1866 arrives at Boston Logan International Airport (BOS) Terminal B.
When was the latest UA1866 flight?
The latest flight took off on Tuesday, October 13th, 2026 with the flight status being Landed on 00:33.
How else can the flight UA1866 be referenced as?
This United Airlines flight can also be referenced as UAL1866, UA 1866, UAL 1866.
How often is flight UA1866 delayed?
On average, 67% of all UA1866 flights are delayed. The average delay is 42 minutes.
Can I get compensation for my delayed or cancelled UA1866 flight or baggage issues?
If your UA1866 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA1866 Flight Tracker above for more details.
Other flights departing from Washington IAD: BA292, UA942, UA4849, C54849
Other flights arriving at Boston BOS: B61952, DL2614, WN2091, B61318
All flights connecting Washington IAD to Boston BOS.