| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Mar 04 | BWI | BOS | 12:48 | 13:53 |
Landed
|
Track > |
| Mar 03 | BWI | BOS | 12:55 | 13:56 |
Landed
|
Track > |
| Mar 02 | BWI | BOS | 17:31 | 18:29 |
Landed Late
|
Track > |
| Mar 01 | BWI | BOS | 17:35 | 18:31 |
Landed
|
Track > |
| Feb 28 | BWI | BOS | 17:14 | 18:10 |
Delayed
|
Track > |
| Feb 27 | BWI | BOS | 17:17 | 18:12 |
Landed
|
Track > |
| Feb 26 | BWI | BOS | 17:33 | 18:36 |
Landed
|
Track > |
| Feb 25 | BWI | BOS | 12:59 | 14:09 |
Landed
|
Track > |
| Feb 24 | BWI | BOS | 13:10 | 14:18 |
Landed
|
Track > |
| Feb 23 | BWI | BOS | 16:30 | 18:00 |
Cancelled
|
Track > |
| Claim > | ||||||
Southwest Airlines Flight WN851 connects Baltimore, United States to Boston, United States, taking off from Baltimore Washington International Airport BWI and landing at Boston Logan International Airport BOS.
How long is the WN851 flight from Baltimore to Boston?
The average flight time from Baltimore to Boston is 1 hour and 1 minute. The flight distance is 594 km / 369 miles and the average flight speed is 566 km/h / 352 mph.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN851 Baltimore to Boston?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN851 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN851 arriving at?
Flight WN851 arrives at Boston Logan International Airport (BOS) Terminal B.
When was the latest WN851 flight?
The latest flight took off on Wednesday, March 4th, 2026 with the flight status being Landed on 13:53.
How else can the flight WN851 be referenced as?
This Southwest Airlines flight can also be referenced as SWA851, WN0851, WN 851, SWA 851.
How often is flight WN851 delayed?
On average, 40% of all WN851 flights are delayed. The average delay is 26 minutes.
Can I get compensation for my delayed or cancelled WN851 flight or baggage issues?
If your WN851 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 WN851 Flight Tracker above for more details.
Other flights departing from Baltimore BWI: WN946, UA2140, DL857, WN1163
Other flights arriving at Boston BOS: DL676, UA1491, AA3859, UA1183
All flights connecting Baltimore BWI to Boston BOS.