Skip to content

United Airlines

Is UA661 delayed?

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

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

No live update yet

Check with your airline for the latest status.

Update time unavailable

Departure

Chicago

ORD

Scheduled

Sep 20

Arrival

Knoxville

TYS

Scheduled

Sep 21

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

Arrival · UTC

Scheduled
Estimated
Not available
Actual
Not available
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

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

Estimated arrivalLast reported

2 min late

This update may be out of date.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

Official source · Updated

Departure

Newark

EWR

Actual

Scheduled 17:22

Sep 20

Arrival

Chicago

ORD

Estimated

Scheduled 18:14

Sep 20

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Not available
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Service date: · Scheduled departure date (UTC)

Arrived

1 min early

Official source · Updated

Departure

Santa Ana

SNA

Actual

Scheduled 15:05

Sep 20

Arrival

Newark

EWR

Actual

Scheduled 16:03

Sep 20

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Route overview: Newark → ChicagoEWRORD
Route overview

Recent arrivals

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

  • SNA → EWR

    1 min early

  • ORD → TYS

    103 min late

  • EWR → ORD

    12 min early

  • SNA → EWR

    12 min late

  • ORD → TYS

    10 min early
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
64
Arrivals over 15 minutes late
9
Observed cancellations
1
Observed occurrences
76

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

UA661 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 20, 2026ArrivedSanta AnaNewark
View this flight’s market
-1
Sep 19, 2026ArrivedChicagoKnoxville
View this flight’s market
103
Sep 19, 2026ArrivedNewarkChicago
-12
Sep 19, 2026ArrivedSanta AnaNewark
12
Sep 18, 2026ArrivedChicagoKnoxville
-10
Sep 18, 2026ArrivedNewarkChicago
25
Sep 18, 2026ArrivedSanta AnaNewark
10
Sep 17, 2026ArrivedChicagoKnoxville
83
Sep 17, 2026ArrivedNewarkChicago
5
Sep 17, 2026ArrivedSanta AnaNewark
7
Sep 16, 2026ArrivedChicagoKnoxville
11
Sep 16, 2026ArrivedNewarkChicago
-21
Sep 16, 2026ArrivedSanta AnaNewark
7
Sep 15, 2026ArrivedNewarkChicago
-12
Sep 15, 2026ArrivedSanta AnaNewark
-1
Sep 14, 2026ArrivedChicagoKnoxville
-18
Sep 14, 2026ArrivedNewarkChicago
-34
Sep 14, 2026ArrivedSanta AnaNewark
9
Sep 13, 2026ArrivedChicagoKnoxville
-18
Sep 13, 2026ArrivedNewarkChicago
-18
Sep 13, 2026ArrivedSanta AnaNewark
15
Sep 12, 2026ArrivedChicagoKnoxville
-6
Sep 12, 2026ArrivedNewarkChicago
24
Sep 12, 2026ArrivedSanta AnaNewark
0
Sep 11, 2026ArrivedChicagoKnoxville
-1
Sep 11, 2026ArrivedNewarkChicago
-6
Sep 11, 2026ArrivedSanta AnaNewark
9
Sep 10, 2026ArrivedChicagoKnoxville
-7
Sep 10, 2026ArrivedNewarkChicago
4
Sep 10, 2026ArrivedSanta AnaNewark
-6
Sep 9, 2026ArrivedChicagoKnoxville
-11
Sep 9, 2026ArrivedNewarkChicago
4
Sep 9, 2026ArrivedSanta AnaNewark
-13
Sep 8, 2026ArrivedNewarkChicago
-17
Sep 8, 2026ArrivedSanta AnaNewark
16
Sep 7, 2026ArrivedChicagoIndianapolis
3
Sep 7, 2026ArrivedNewarkChicago
-49
Sep 7, 2026ArrivedSanta AnaNewark
7
Sep 6, 2026ArrivedChicagoIndianapolis
3
Sep 6, 2026ArrivedNewarkChicago
-19
Sep 6, 2026ArrivedSanta AnaNewark
5
Sep 5, 2026ArrivedChicagoIndianapolis
29
Sep 5, 2026ArrivedNewarkChicago
-35
Sep 5, 2026ArrivedSanta AnaNewark
-4
Sep 4, 2026ArrivedChicagoIndianapolis
1
Sep 4, 2026ArrivedNewarkChicago
8
Sep 4, 2026ArrivedSanta AnaNewark
10
Sep 3, 2026ArrivedChicagoIndianapolis
0
Sep 3, 2026ArrivedNewarkChicago
-4
Sep 1, 2026ArrivedChicagoIndianapolis
7
Sep 1, 2026ArrivedNewarkChicago
-42
Aug 31, 2026ArrivedNewarkChicago
35
Aug 30, 2026ArrivedChicagoIndianapolis
36
Aug 30, 2026ArrivedNewarkChicago
52
Aug 29, 2026ArrivedChicagoIndianapolis
-7
Aug 29, 2026ArrivedNewarkChicago
-22
Aug 28, 2026ArrivedChicagoIndianapolis
-13
Aug 28, 2026ArrivedNewarkChicago
-45
Aug 27, 2026CancelledChicagoIndianapolisNot available
Not available
Aug 26, 2026ArrivedNewarkChicago
7
Aug 25, 2026ArrivedChicagoIndianapolis
-18
Aug 25, 2026ArrivedNewarkChicago
-43
Aug 24, 2026ArrivedChicagoIndianapolis
-12
Aug 24, 2026ArrivedNewarkChicago
-4
Aug 22, 2026ArrivedChicagoIndianapolis
-11

Essential cookies keep the site running; analytics are optional. Privacy policy