DL2135 · IAD → ATL

Delta Air Lines · Washington Dulles to Atlanta · last 12 months · 145 flights tracked

71.5%on-time

DL2135 IAD→ATL: 71.5% on-time over 145 flights (last 12 months) — average. It trails the route average (78.0%) by 6.5 points. Best day to fly: Sat (80.0%); worst: Sun (55.0%). Seasonality matters: May is the most reliable month (87.1%), Jul the worst (48.4%). Average arrival delay: 29.5 minutes.

Data: US BTS, last 12 months.

29.5 minavg arrival delay

0.7%cancelled

0diverted

145flights tracked

Arrival delay distribution

Early/on time · 921–60 min · 3061–180 min · 13180+ min · 9

On-time by day of week

Mon

76.2%

Tue

71.4%

Wed

77.3%

Thu

75.0%

Fri

65.0%

Sat

80.0%

Sun

55.0%

On-time by month

75.0%

Jan

83.3%

Apr

87.1%

May

76.7%

Jun

48.4%

Jul

66.7%

Aug

← All flights on IAD–ATL