DL850 · ATL → DCA

Delta Air Lines · Atlanta to Washington National · last 12 months · 348 flights tracked

54.7%on-time

DL850 ATL→DCA: 54.7% on-time over 348 flights (last 12 months) — below average. It trails the route average (68.7%) by 14.0 points. Best day to fly: Sat (66.7%); worst: Sun (47.8%). Seasonality matters: May is the most reliable month (70.0%), Jul the worst (41.4%). Average arrival delay: 28.1 minutes.

Data: US BTS, last 12 months.

28.1 minavg arrival delay

1.4%cancelled

3diverted

348flights tracked

Arrival delay distribution

Early/on time · 1251–60 min · 17061–180 min · 35180+ min · 10

On-time by day of week

Mon

49.0%

Tue

55.1%

Wed

53.1%

Thu

59.2%

Fri

52.1%

Sat

66.7%

Sun

47.8%

On-time by month

63.3%

Sep

61.3%

Oct

46.7%

Nov

61.1%

Dec

46.2%

Jan

57.1%

Feb

48.4%

Mar

53.3%

Apr

70.0%

May

55.2%

Jun

41.4%

Jul

48.4%

Aug

← All flights on ATL–DCA