DL503 · ATL → PDX

Delta Air Lines · Atlanta to Portland · last 12 months · 351 flights tracked

72.8%on-time

DL503 ATL→PDX: 72.8% on-time over 351 flights (last 12 months) — average. It trails the route average (78.4%) by 5.6 points. Best day to fly: Sat (82.6%); worst: Sun (58.3%). Seasonality matters: Sep is the most reliable month (93.3%), Jul the worst (50.0%). Average arrival delay: 16.9 minutes.

Data: US BTS, last 12 months.

16.9 minavg arrival delay

0.6%cancelled

0diverted

351flights tracked

Arrival delay distribution

Early/on time · 1801–60 min · 14561–180 min · 18180+ min · 6

On-time by day of week

Mon

79.2%

Tue

75.5%

Wed

82.0%

Thu

71.2%

Fri

60.8%

Sat

82.6%

Sun

58.3%

On-time by month

93.3%

Sep

66.7%

Oct

58.6%

Nov

74.2%

Dec

82.6%

Jan

83.3%

Feb

56.7%

Mar

86.7%

Apr

74.2%

May

73.3%

Jun

50.0%

Jul

77.4%

Aug

← All flights on ATL–PDX