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American Airlines

Is AA3520 delayed?

No delay reported yet. AA3520 is scheduled to leave Chicago at 19:45 on Nov 14 and reach Chattanooga at 22:03 (as of Nov 14, 15:38 UTC).

Usually on time: arrived within 15 min of schedule on 23 of the last 27 flights.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Chicago

ORD

Scheduled

Nov 14

Arrival

Chattanooga

CHA

Scheduled

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/Chicago)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Chicago → Chattanooga

    88 min late

  • Chicago → Chattanooga

    13 min early

  • Chicago → Chattanooga

    13 min early

  • Chicago → Chattanooga

    26 min early

  • Chicago → Chattanooga

    15 min early

Is AA3520 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
27
On time
85%
of 27 arrivals
Late
15%
of 27 arrivals
Cancelled
0%
of 27 flights
Median arrival delay
13 min early
9 in 10 arrived within
30 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Chicago (ORD) departures

Left more than 15 min late
61 of 153
Cancelled today
132
Flights from Chicago to Chattanooga today

Related flights

All American Airlines flights

Flight history and details
AA3520 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026ArrivedChicagoChattanooga88
Nov 12, 2026ArrivedChicagoChattanooga-13
Nov 11, 2026ArrivedChicagoChattanooga-13
Nov 10, 2026ArrivedChicagoChattanooga-26
Nov 9, 2026ArrivedChicagoChattanooga-15
Nov 8, 2026ArrivedChicagoChattanooga-29
Nov 7, 2026ArrivedChicagoChattanooga-33
Nov 6, 2026ArrivedChicagoChattanooga-19
Nov 5, 2026ArrivedChicagoChattanooga-7
Nov 4, 2026ArrivedChicagoChattanooga1
Nov 3, 2026ArrivedChicagoChattanooga23
Nov 2, 2026ArrivedChicagoChattanooga-27
Nov 1, 2026ArrivedChicagoChattanooga-21
Oct 30, 2026ArrivedLittle RockDallas-Fort Worth40
Oct 29, 2026ArrivedLittle RockDallas-Fort Worth-9
Oct 28, 2026ArrivedLittle RockDallas-Fort Worth-17
Oct 27, 2026ArrivedLittle RockDallas-Fort Worth-8
Oct 26, 2026ArrivedLittle RockDallas-Fort Worth-21
Oct 25, 2026ArrivedLittle RockDallas-Fort Worth-18
Oct 23, 2026ArrivedLittle RockDallas-Fort Worth-19
Oct 22, 2026ArrivedLittle RockDallas-Fort Worth-6
Oct 21, 2026ArrivedLittle RockDallas-Fort Worth0
Oct 20, 2026ArrivedLittle RockDallas-Fort Worth-10
Oct 19, 2026ArrivedLittle RockDallas-Fort Worth-15
Oct 18, 2026ArrivedLittle RockDallas-Fort Worth-22
Oct 16, 2026ArrivedLittle RockDallas-Fort Worth-1
Oct 15, 2026ArrivedLittle RockDallas-Fort Worth122
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