| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Sep 16 | BWI | BOS | 20:34 | 21:41 |
Landed
|
Track > |
| Sep 15 | BWI | BOS | 20:18 | 21:24 |
Landed
|
Track > |
| Sep 09 | BWI | BOS | 21:10 | 22:19 |
Delayed
|
Track > |
| Sep 08 | BWI | BOS | 20:07 | 21:17 |
Landed
|
Track > |
| Sep 02 | BWI | BOS | 19:45 | 21:25 |
Cancelled
|
Track > |
| Claim > | ||||||
| Sep 01 | BWI | BOS | 21:13 | 22:37 |
Delayed
|
Track > |
| Aug 26 | BWI | BOS | 20:01 | 21:02 |
Landed
|
Track > |
| Aug 25 | BWI | BOS | 20:03 | 21:02 |
Landed
|
Track > |
| Aug 19 | BWI | BOS | 20:06 | 21:06 |
Landed
|
Track > |
| Aug 18 | BWI | BOS | 19:55 | 20:51 |
Landed
|
Track > |
Southwest Airlines Flight WN4431 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 WN4431 flight from Baltimore to Boston?
The average flight time from Baltimore to Boston is 1 hour and 5 minutes. The flight distance is 594 km / 369 miles and the average flight speed is 530 km/h / 329 mph.
How many WN4431 flights are operated per week?
2 flights per week. The flight WN4431 is operated on Tuesday and Wednesday.
What is the On-Time Performance (OTP) of Southwest Airlines Flight WN4431 Baltimore to Boston?
The Airportia On-Time Performance Rating for Southwest Airlines Flight WN4431 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
Which terminal is the flight WN4431 arriving at?
Flight WN4431 arrives at Boston Logan International Airport (BOS) Terminal B.
When was the latest WN4431 flight?
The latest flight took off on Thursday, September 17th, 2026 with the flight status being Landed on 21:41.
How else can the flight WN4431 be referenced as?
This Southwest Airlines flight can also be referenced as SWA4431, WN 4431, SWA 4431.
How often is flight WN4431 delayed?
On average, 30% of all WN4431 flights are delayed. The average delay is 44 minutes.
Can I get compensation for my delayed or cancelled WN4431 flight or baggage issues?
If your WN4431 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 WN4431 Flight Tracker above for more details.
Other flights departing from Baltimore BWI: WN439, WN940, WN4600, WN4920
Other flights arriving at Boston BOS: AA410, AC754, B62754, YX5714
All flights connecting Baltimore BWI to Boston BOS.