WN738Southwest Airlines · BOS → DAL
live · 38m ago
Route confirmed Southwest Airlines

WN738 BostonBOS · 14:50 DallasDAL · 17:45

WN738 by Southwest Airlines flies from Boston (BOS) to Dallas (DAL).

Right nowNext departure tomorrow Operates daily
07:30

scheduled from BOS

Typical gate push+38 minmedian posted departure
Typical arrival+17 minmedian over 5 operations
Wins back in air~21 minmedian gate push vs arrival · how planes make up time →

Where the minutes go

last 5 operations · gate push → arrival
0+30+60+90 min
09-13
+74 gate · +75 arrival
09-12
+74 gate · +75 arrival
09-09
+35 gate · +17 arrival
09-08
+27 gate · +3 arrival
09-05
+38 gate · +14 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 · 5 operations tracked

The route today

live boards
BOSBostonOn-time likelyBOS delay board →
DALDallasOn-time likelyDAL delay board →
BOS→DALevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
51%Chance of 15+ min delay
1.4%Chance of cancellation
+26 minAvg hub delay right now

Driven mainly by BOS (Boston), currently flying IFR (instrument). For this route and airline, 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 →

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 Dallas flights today

same route · Southwest Airlines
WN1058departs 15:40
WN856departs 16:30
WN627departs 17:00

If WN738 is cancelled, these are the other Southwest Airlines nonstop flights from Boston to Dallas on the same day, with scheduled departure times in BOS local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How WN738 actually runs

Pro Flight Search has tracked every published board update for WN738 across the BOS and DAL boards: schedule changes, gate pushes and actual clocks. Usually lands ~19 min late. Based on 5 confirmed landings · 1/5 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 WN738 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
09-13BOS 14:50 16:04 (+74)DAL 17:45 19:00 (+75)
09-12BOS 14:50 16:04 (+74)DAL 17:45 19:00 (+75)
09-09BOS 16:25 17:00 (+35)DAL 19:25 19:42 (+17)
09-08BOS 16:25 16:52 (+27)DAL 19:25 19:28 (+3)
09-05BOS 14:50 15:28 (+38)DAL 17:45 17:59 (+14)

Aircraft

Recent tails: N8609A, N8885Q, N8773Q, N8848Q.

Board clocks recorded as BOS and DAL 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 — WN738 Boston to Dallas on-time performance, measured from the BOS and DAL airport boards.

Canonical URL
https://proflightsearch.com/flight/WN738
How we measure this →