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United Airlines

Is UA3674 delayed?

Yes, UA3674 is running 100 min late and is now expected in Toronto at 15:43 on Nov 14.

The GADUIN market gives an on-time arrival at Toronto a 77% chance.

Usually on time: arrived within 15 min of schedule on 28 of the last 29 flights.

Each route and date is shown separately. Confirm that both airports match your booking.

Estimated arrivalLast reported

100 min late

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Chicago

ORD

Scheduled

Not available

Arrival

Toronto

YYZ

Estimated

Scheduled 14:03

Nov 14

Times shown in airport local time

Service date: · Scheduled arrival date; departure time unavailable (America/Toronto)

Flight details

Departure · UTC

Scheduled
Not available
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Actual
Not available
View this flight’s market

The price is the traded chance of the market’s outcome. It doesn’t confirm the flight’s status. See the market for its rules.

No live update yet

Showing the published schedule until live times come in.

Update time unavailable

Departure

Louisville

SDF

Scheduled

Nov 14

Arrival

Chicago

ORD

Scheduled

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/Kentucky/Louisville)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available

Also sold as AC3571, AC4034, AC4407, NH7224, NH7521, NH7791, NZ2724, NZ2866, NZ9865, CM1443, CM2810

Route overview: Chicago → TorontoORDYYZ
Chicago → Toronto

Recent arrivals

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

  • Chicago → Toronto

    21 min early
  • Louisville → Chicago

    9 min early
  • Louisville → Chicago

    12 min early
  • Chicago → Toronto

    76 min late
  • Louisville → Chicago

    15 min early

Is UA3674 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
29
On time
97%
of 29 arrivals
Late
3%
of 29 arrivals
Cancelled
0%
of 43 flights
Median arrival delay
17 min early
9 in 10 arrived within
3 min early

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
40 of 97
Cancelled today
112

Toronto (YYZ) departures

Left more than 15 min late
1 of 14
Cancelled today
12

All United Airlines flights

Flight history and details
UA3674 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026ArrivedChicagoToronto-21
Nov 13, 2026ArrivedLouisvilleChicago-9
Nov 12, 2026ArrivedLouisvilleChicago-12
Nov 11, 2026ArrivedChicagoToronto76
Nov 11, 2026ArrivedLouisvilleChicago-15
Nov 10, 2026ArrivedChicagoToronto-22
Nov 10, 2026ArrivedLouisvilleChicago-17
Nov 9, 2026ArrivedChicagoToronto-28
Nov 9, 2026ArrivedLouisvilleChicago-19
Nov 8, 2026ArrivedChicagoToronto-26
Nov 8, 2026ArrivedLouisvilleChicago-3
Nov 7, 2026ArrivedChicagoToronto-14
Nov 7, 2026ArrivedLouisvilleChicago-19
Nov 6, 2026ArrivedChicagoToronto-9
Nov 6, 2026ArrivedLouisvilleChicago-13
Nov 5, 2026ArrivedChicagoToronto-25
Nov 5, 2026ArrivedLouisvilleChicago-9
Nov 4, 2026ArrivedChicagoToronto8
Nov 4, 2026ArrivedLouisvilleChicago-17
Nov 3, 2026ArrivedChicagoToronto-7
Nov 2, 2026ArrivedChicagoToronto-22
Nov 1, 2026ArrivedChicagoToronto-19
Oct 31, 2026ArrivedChicagoToronto-1
Oct 30, 2026ArrivedChicagoToronto-22
Oct 29, 2026ArrivedChicagoToronto-29
Oct 28, 2026ArrivedChicagoToronto-11
Oct 27, 2026ArrivedChicagoToronto-28
Oct 26, 2026ArrivedChicagoToronto-24
Oct 25, 2026ArrivedChicagoToronto-29
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