| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jun 03 | BOS | IAD | 19:45 | 20:56 |
Landed
|
Track > |
| Jun 02 | BOS | IAD | 19:41 | 20:45 |
Landed
|
Track > |
| Jun 01 | BOS | IAD | 19:28 | 20:45 |
Landed
|
Track > |
| May 31 | BOS | IAD | 20:40 | 21:50 |
Landed Late
|
Track > |
| May 30 | BOS | IAD | 20:01 | 21:08 |
Landed
|
Track > |
| May 29 | BOS | IAD | 19:42 | 20:54 |
Landed
|
Track > |
| May 28 | BOS | IAD | 19:46 | 20:59 |
Landed
|
Track > |
| May 27 | BOS | IAD | 20:27 | 21:34 |
Landed Late
|
Track > |
| May 26 | BOS | IAD | 20:06 | 21:14 |
Landed
|
Track > |
| May 24 | BOS | IAD | 19:48 | 21:07 |
Landed
|
Track > |
ITA Airways Flight AZ4378 connects Boston, United States to Washington, United States, taking off from Boston Logan International Airport BOS and landing at Washington Dulles International Airport IAD.
How long is the AZ4378 flight from Boston to Washington?
The average flight time from Boston to Washington is 1 hour and 10 minutes. The flight distance is 663 km / 412 miles and the average flight speed is 564 km/h / 351 mph.
How many AZ4378 flights are operated per week?
6 flights per week. The flight AZ4378 is operated on Monday, Tuesday, Wednesday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of ITA Airways Flight AZ4378 Boston to Washington?
The Airportia On-Time Performance Rating for ITA Airways Flight AZ4378 is 4.9/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest AZ4378 flight?
The latest flight took off on Thursday, June 4th, 2026 with the flight status being Landed on 20:56.
How else can the flight AZ4378 be referenced as?
This ITA Airways flight can also be referenced as ITY4378, AZ 4378, ITY 4378.
How often is flight AZ4378 delayed?
On average, 20% of all AZ4378 flights are delayed. The average delay is 26 minutes.
Can I get compensation for my delayed or cancelled AZ4378 flight or baggage issues?
If your AZ4378 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 AZ4378 Flight Tracker above for more details.
Other flights departing from Boston BOS: AA1147, UA2136, B62783, DL324
Other flights arriving at Washington IAD: UA376, UA2136, UA3449, UA4874
All flights connecting Boston BOS to Washington IAD.
