AA2520 · SEA → ORD

American Airlines · Seattle to Chicago O'Hare · last 12 months · 76 flights tracked

45.9%on-time

AA2520 SEA→ORD: 45.9% on-time over 76 flights (last 12 months) — below average. It trails the route average (76.7%) by 30.8 points. Best day to fly: Mon (70.0%); worst: Thu (36.4%). Seasonality matters: May is the most reliable month (63.6%), Jun the worst (23.3%). Average arrival delay: 39.1 minutes.

Data: US BTS, last 12 months.

39.1 minavg arrival delay

1.3%cancelled

1diverted

76flights tracked

Arrival delay distribution

Early/on time · 201–60 min · 3961–180 min · 14180+ min · 1

On-time by day of week

Mon

70.0%

Tue

45.5%

Wed

50.0%

Thu

36.4%

Fri

36.4%

Sat

50.0%

Sun

36.4%

On-time by month

63.6%

May

23.3%

Jun

60.0%

Jul

50.0%

Aug

← All flights on SEA–ORD