WN781Southwest Airlines · BOS → BNA
live · 15m ago
Route confirmed Southwest Airlines

WN781 BostonBOS · 12:55 NashvilleBNA · 14:40

WN781 by Southwest Airlines flies from Boston (BOS) to Nashville (BNA).

Right nowNext departure today Operates daily
12:55

scheduled from BOS

Typical gate push+0 minmedian posted departure
Typical arrival−17 minmedian over 7 operations
Wins back in air~17 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-02
+0 gate · −26 arrival
10-30
+0 gate · −17 arrival
10-29
+0 gate · −13 arrival
10-28
+0 gate · −7 arrival
10-27
−23 arrival
10-26
+0 gate · −26 arrival
10-23
+5 gate · −16 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −17 min · 0 cancelled · 7 operations tracked

The route today

live boards
BOSBostonOn-time likelyBOS delay board →
BNANashvilleOn-time likelyBNA delay board →
BOS→BNAevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
39%Chance of 15+ min delay
2.4%Chance of cancellation
+6 minTypical airport delay in this weather

Conditions at BOS and BNA are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

Tomorrow on this route

Forecast

Boston to Nashville with Southwest Airlines · Tue 3 Nov, local date

Outlook: below usual
Chance a departure is cancelled
0.6%0.3× usual
Chance a departure leaves 60+ min late
7.3%0.5× usual

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · About 4 departures a day on this route with this airline. · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Boston to Nashville flights today

same route · Southwest Airlines
WN4304departs 05:10
WN778departs 05:15
WN2723departs 05:20
WN3631departs 06:35
WN732departs 09:30
WN2650departs 09:40

If WN781 is cancelled, these are the other Southwest Airlines nonstop flights from Boston to Nashville on the same day, with scheduled departure times in BOS local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How WN781 actually runs

Pro Flight Search has tracked every published board update for WN781 across the BOS and BNA boards: schedule changes, gate pushes and actual clocks. Usually lands ~15 min early. Based on 7 confirmed landings · 7/7 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how WN781 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
11-02BOS 12:55 (+0)BNA 14:40 14:14 (−26)
10-30BOS 12:55 (+0)BNA 14:40 14:23 (−17)
10-29BOS 12:55 (+0)BNA 14:40 14:27 (−13)
10-28BOS 13:15 (+0)BNA 15:00 14:53 (−7)
10-27BOS 13:15BNA 15:00 14:37 (−23)
10-26BOS 12:55 (+0)BNA 14:40 14:14 (−26)
10-23BOS 12:55 13:00 (+5)BNA 14:40 14:24 (−16)

Aircraft

Recent tails: N8979L, N8863Q, N8972S, N8939Q.

Board clocks recorded as BOS and BNA published them.

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search: WN781 Boston to Nashville on-time performance, measured from the BOS and BNA airport boards.

Canonical URL
https://proflightsearch.com/flight/WN781
How we measure this →