WN4380 · BNA → DCA

Southwest Airlines · Nashville to Washington National · last 12 months · 110 flights tracked

48.5%on-time

WN4380 BNA→DCA: 48.5% on-time over 110 flights (last 12 months) — below average. It trails the route average (71.3%) by 22.8 points. Best day to fly: Tue (73.3%); worst: Mon (6.7%). Seasonality matters: Apr is the most reliable month (71.4%), Jul the worst (23.1%). Cancellation rate is 3.6% — have a backup plan. Average arrival delay: 25.6 minutes.

Data: US BTS, last 12 months.

25.6 minavg arrival delay

3.6%cancelled

3diverted

110flights tracked

Arrival delay distribution

Early/on time · 301–60 min · 6061–180 min · 12180+ min · 1

On-time by day of week

Mon

6.7%

Tue

73.3%

Wed

70.6%

Thu

37.5%

Fri

33.3%

Sat

50.0%

Sun

64.7%

On-time by month

71.4%

Apr

50.0%

May

46.7%

Jun

23.1%

Jul

66.7%

Aug

← All flights on BNA–DCA