| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 04 | DEN | BOS | 09:53 | 15:18 |
Landed
|
Track > |
| Mar 03 | DEN | BOS | 09:48 | 14:57 |
Landed
|
Track > |
| Mar 02 | DEN | BOS | 09:52 | 15:06 |
Landed
|
Track > |
| Mar 01 | DEN | BOS | 09:58 | 15:16 |
Landed
|
Track > |
| Feb 28 | DEN | BOS | 10:14 | 15:30 |
Landed
|
Track > |
| Feb 27 | DEN | BOS | 09:47 | 15:07 |
Landed
|
Track > |
| Feb 26 | DEN | BOS | 09:53 | 15:11 |
Landed
|
Track > |
| Feb 25 | DEN | BOS | 10:03 | 15:13 |
Landed
|
Track > |
| Feb 24 | DEN | BOS | 09:50 | 15:05 |
Landed
|
Track > |
| Feb 23 | DEN | BOS | 09:40 | 15:35 |
Cancelled
|
Track > |
| Claim > | ||||||
United Airlines Flight UA331 connects Denver, United States to Boston, United States, taking off from Denver International Airport DEN and landing at Boston Logan International Airport BOS.
How long is the UA331 flight from Denver to Boston?
The average flight time from Denver to Boston is 3 hours and 16 minutes. The flight distance is 2816 km / 1749 miles and the average flight speed is 848 km/h / 527 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA331 Denver to Boston?
The Airportia On-Time Performance Rating for United Airlines Flight UA331 is 5/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight UA331 arriving at?
Flight UA331 arrives at Boston Logan International Airport (BOS) Terminal B.
When was the latest UA331 flight?
The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Landed on 15:18.
How else can the flight UA331 be referenced as?
This United Airlines flight can also be referenced as UAL331, UA0331, UA 331, UAL 331.
How often is flight UA331 delayed?
On average, 0% of all UA331 flights are delayed. The average delay is 0 minutes.
Can I get compensation for my delayed or cancelled UA331 flight or baggage issues?
If your UA331 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 UA331 Flight Tracker above for more details.
Flight UA331 is code-shared by 1 airline using the flight number AZ4386
Other flights departing from Denver DEN: UA5508, UA422, WN2090, WN309
Other flights arriving at Boston BOS: AA4493, AA2468, AA4205, NK1615
All flights connecting Denver DEN to Boston BOS.