| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 07 | BOS | LAX | 21:19 | 23:45 |
Landed
|
Track > |
| Sep 04 | BOS | LAX | 21:52 | 00:30 |
Landed Late
|
Track > |
| Sep 03 | BOS | LAX | 23:39 | 02:13 |
Delayed
|
Track > |
| Aug 30 | BOS | LAX | 21:08 | 23:49 |
Landed
|
Track > |
| Aug 28 | BOS | LAX | 23:01 | 01:38 |
Delayed
|
Track > |
| Aug 27 | BOS | LAX | 21:51 | 00:32 |
Landed Late
|
Track > |
| Aug 26 | BOS | LAX | 20:51 | 23:36 |
Landed
|
Track > |
| Aug 24 | BOS | LAX | 21:12 | 23:45 |
Landed
|
Track > |
| Aug 23 | BOS | LAX | 22:29 | 00:57 |
Delayed
|
Track > |
| Aug 21 | BOS | LAX | 20:51 | 23:28 |
Landed
|
Track > |
Delta Air Lines Flight DL321 connects Boston, United States to Los Angeles, United States, taking off from Boston Logan International Airport BOS and landing at Los Angeles International Airport LAX.
How long is the DL321 flight from Boston to Los Angeles?
The average flight time from Boston to Los Angeles is 5 hours and 36 minutes. The flight distance is 4193 km / 2605 miles and the average flight speed is 749 km/h / 465 mph.
What is the On-Time Performance (OTP) of Delta Air Lines Flight DL321 Boston to Los Angeles?
The Airportia On-Time Performance Rating for Delta Air Lines Flight DL321 is 4.4/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight DL321 arriving at?
Flight DL321 arrives at Los Angeles International Airport (LAX) Terminal 2.
When was the latest DL321 flight?
The latest flight took off on Tuesday, September 8th, 2026 with the flight status being Landed on 23:45.
How else can the flight DL321 be referenced as?
This Delta Air Lines flight can also be referenced as DAL321, DL0321, DL 321, DAL 321.
How often is flight DL321 delayed?
On average, 50% of all DL321 flights are delayed. The average delay is 74 minutes.
Can I get compensation for my delayed or cancelled DL321 flight or baggage issues?
If your DL321 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 DL321 Flight Tracker above for more details.
Flight DL321 is code-shared by 2 airlines using the flight numbers LY4576, VS2160
Other flights departing from Boston BOS: B6993, WN3183, WN1250, YX4555
Other flights arriving at Los Angeles LAX: AA3136, F92445, AC558, AA3028
All flights connecting Boston BOS to Los Angeles LAX.
