Informational Guide to Boston Logan Airport (BOS) - NON OFFICIAL

WN1243 Southwest Airlines - Flight Status

Below, you can find details about Southwest Airlines flight WN1243, which currently operates between the airports of Boston - Boston Logan International Airport (Airport Code BOS) and Nashville - Nashville International Airport (Airport Code BNA).
This flight data pertains specifically to the flight's details for Sunday, March 15, 2026.

WN1243 On Time performance:
40
We have calculated the percentage of flights that arrived within 15 minutes of their scheduled time, or earlier, based on real flight data from the last 3 months. More about punctuality and delays

Flight Status

WN1243 Southwest Airlines to Nashville

Flight Status for Sunday March 15, 2026
This flight is also scheduled for Today (March 16, 2026). See it here
This flight is also scheduled for Tomorrow (March 17, 2026). See it here

Airline information

Southwest Airlines
Southwest Airlines
Equipment: Boeing 737-700 (winglets) Passenger/BBJ1

Departure

Boston (BOS)
March 15, 2026
Boston Logan International Airport
Estimated Departure Time:
07:47 pm
Terminal:
B
Gate:
B31A
Scheduled Departure Time: 07:35 pm

Arrival

Nashville (BNA)
March 15, 2026
Nashville International Airport
Estimated Arrival Time:
09:34 pm
Terminal:
-
Gate:
C22
Scheduled Arrival Time: 09:30 pm
Disclaimer
The information displayed on this website is gathered from third-party providers with a wide reputation on the sector, which in turn obtain the information from the airlines. This data is provided only for informative purposes. www.boston-airport.com assumes no responsibility for loss or damage as a result of relying on information posted here. Please contact your airline to verify flight status.

Additional Information

Which is the frequency of flight WN1243?
The flight WN1243 is scheduled to flight on daily basis.

Which is the distance of flight WN1243?
The distance between the two airports is 940 miles.

Which is the flight time of flight WN1243?
The scheduled flight time gate to gate is: 02:55 hours.
The real flight time gate to gate on average is: 02:49 hours.

Are the departure airport and arrival airport at the same Time Zone?
No, each airport is in a different timezone. The times shown above, are presented in the local time of each respective airport.
Current Time in Boston: 2026-03-16 16:18:30
Current Time in Nashville: 2026-03-16 15:18:30

Alternative Flights

The following airlines serves the same route between Boston and Nashville:

JetBlue
- Flight Number: B61007. (On Time performance: 69 - Average Delay: 22 minutes)
- Flight Number: B6307. (On Time performance: 58 - Average Delay: 24 minutes)
- Flight Number: B6449.

Delta Air Lines
- Flight Number: DL5599. (On Time performance: 80 - Average Delay: 15 minutes)
- Flight Number: DL5778. (On Time performance: 80 - Average Delay: 12 minutes)
- Flight Number: DL5796. (On Time performance: 79 - Average Delay: 13 minutes)

Southwest Airlines
- Flight Number: WN102. (On Time performance: 80 - Average Delay: 5 minutes)
- Flight Number: WN1498. (On Time performance: 88 - Average Delay: 8 minutes)
- Flight Number: WN256. (On Time performance: 100 - Average Delay: 0 minutes)
- Flight Number: WN685. (On Time performance: 91 - Average Delay: 4 minutes)
- Flight Number: WN686. (On Time performance: 69 - Average Delay: 12 minutes)

Punctuality and delays

We have gathered data from recent months and present below an analysis of how timely the flights have been.

In terms of On-Time Performance, by analyzing the flight data from the last three months, spanning from March 05, 2026 to March 14, 2026, we have obtained these figures.
Total number of flights: 10
On Time: 4 ( 40 % )
Moderate Delay: 1 ( 10 % )
Significant Delay: 1 ( 10 % )
Major Delay: 3 ( 30 % )
Canceled: 0 ( 0 % )
Diverted: 1 ( 10 % )

Average Delay: 67 minutes.
Delays analyzed by Week: It is not possible to calculate the On-Time Performance for this flight accurately by weekday due to insufficient or non-representative data, as doing so could lead to misleading conclusions
Delays analyzed by Month: It is not possible to calculate the On-Time Performance for this flight accurately by month due to insufficient or non-representative data, as doing so could lead to misleading conclusions

Last Past Flights WN1243

Date
Departure
Arrival
Duration
Aircraft
Status
Sunday
15 March
07:47 pm
Boston (BOS)
09:34 pm
Nashville (BNA)
02h 47min
Boeing 737-700
Boeing 737-700
Saturday
14 March
02:23 pm
Boston (BOS)
04:13 pm
Nashville (BNA)
02h 50min
Boeing 737MAX
Boeing 737MAX
Landed - On-time
Friday
13 March
09:42 pm
Boston (BOS)
11:26 pm
Nashville (BNA)
02h 44min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Thursday
12 March
07:50 pm
Boston (BOS)
09:45 pm
Nashville (BNA)
02h 55min
Boeing 737MAX
Boeing 737MAX
Landed - Delayed
Wednesday
11 March
10:19 pm
()
12:14 am
Nashville (BNA)
Boeing 737MAX
Boeing 737MAX
- DIVERTED
Wednesday
11 March
07:23 pm
Boston (BOS)
01:27 am
Boston (BOS)
Boeing 737MAX
Boeing 737MAX
Landed - DIVERTED
Tuesday
10 March
06:24 pm
Boston (BOS)
08:00 pm
Nashville (BNA)
Boeing 737-800
Boeing 737-800
Landed - On-time
Monday
09 March
07:36 pm
Boston (BOS)
09:24 pm
Nashville (BNA)
Boeing 737-800
Boeing 737-800
Landed - On-time
Sunday
08 March
07:25 pm
Boston (BOS)
09:21 pm
Nashville (BNA)
Boeing 737-700
Boeing 737-700
Landed - On-time
Saturday
07 March
03:13 pm
Boston (BOS)
05:24 pm
Nashville (BNA)
Boeing 737MAX
Boeing 737MAX
Landed - Delayed