DL850 · DCA → ATL

Delta Air Lines · Washington National to Atlanta · last 12 months · 347 flights tracked

63.4%on-time

DL850 DCA→ATL: 63.4% on-time over 347 flights (last 12 months) — below average. It trails the route average (77.1%) by 13.7 points. Best day to fly: Sat (78.7%); worst: Thu (56.2%). Seasonality matters: Dec is the most reliable month (88.9%), Jul the worst (31.0%). Cancellation rate is 2.3% — have a backup plan. Average arrival delay: 33.6 minutes.

Data: US BTS, last 12 months.

33.6 minavg arrival delay

2.3%cancelled

0diverted

347flights tracked

Arrival delay distribution

Early/on time · 1621–60 min · 11961–180 min · 42180+ min · 16

On-time by day of week

Mon

56.9%

Tue

69.4%

Wed

61.2%

Thu

56.2%

Fri

61.2%

Sat

78.7%

Sun

60.9%

On-time by month

80.0%

Sep

77.4%

Oct

57.1%

Nov

88.9%

Dec

64.0%

Jan

64.3%

Feb

64.5%

Mar

70.0%

Apr

63.3%

May

67.9%

Jun

31.0%

Jul

41.9%

Aug

← All flights on DCA–ATL