WN4251 · SFO → DEN

Southwest Airlines · San Francisco to Denver · last 12 months · 60 flights tracked

48.3%on-time

WN4251 SFO→DEN: 48.3% on-time over 60 flights (last 12 months) — below average. It trails the route average (74.7%) by 26.4 points. Best day to fly: Wed (88.9%); worst: Fri (11.1%). Average arrival delay: 40.6 minutes.

Data: US BTS, last 12 months.

40.6 minavg arrival delay

0.0%cancelled

0diverted

60flights tracked

Arrival delay distribution

Early/on time · 161–60 min · 2961–180 min · 12180+ min · 3

On-time by day of week

Mon

50.0%

Tue

77.8%

Wed

88.9%

Thu

37.5%

Fri

11.1%

Sat

60.0%

Sun

20.0%

On-time by month

46.2%

Nov

58.6%

Dec

0.0%

Jan

← All flights on SFO–DEN