United Airlines

UAL4251 / UA4251

ICAO: UAL4251 IATA: UA4251

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
United Airlines
UAL4251
Duration
1h 48m
Distance
421 mi, 677 km
Coreshare
AC 4257 /ET 1378
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
2h 07m
Distance
521 mi, 838 km
Coreshare
AC 4646 /CM 1170 /NZ 2984
Same day flight
Yes
Terminal
Arrival: TB
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 15m
Distance
241 mi, 388 km
Coreshare
AC 4690 /AV 2064
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 44m
Distance
490 mi, 788 km
Coreshare
AC 3202
Same day flight
Yes
Terminal
Departure: TB
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 37m
Distance
285 mi, 459 km
Coreshare
AV 2042 /CM 2142 /LH 7566 /SN 8933
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 37m
Distance
285 mi, 459 km
Coreshare
AV 2042 /CM 2142 /SN 8933
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 17m
Distance
241 mi, 388 km
Coreshare
AC 4690 /AV 2064
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 17m
Distance
241 mi, 388 km
Coreshare
AC 4690 /AV 2064 /OS 7836
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 16m
Distance
241 mi, 388 km
Coreshare
AC 4690 /AV 2064
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 16m
Distance
241 mi, 388 km
Coreshare
AC 4688 /AV 2064
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 16m
Distance
241 mi, 388 km
Coreshare
AC 4690 /AV 2064
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4251
Duration
1h 16m
Distance
241 mi, 388 km
Coreshare
AC 4690 /AV 2064
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
En route. Scheduled to arrive in 25 minutes.
According to schedule
Live tracker
Svg Vector Icons : http://www.onlinewebfonts.com/icon
25m remaining
IAD
Dulles, US
left TERMINAL N/A
Dulles - IAD
WEDNESDAY 22-JAN-2025
12:55 GMT-0500
TYS
Knoxville, US
arrives TERMINAL N/A
Knoxville - TYS
WEDNESDAY 22-JAN-2025
14:43 GMT-0500

General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

518 miles, 833 km

Actual distance

521 miles, 838 km

0.58%
Flight time

2h 07m

Flights / Week

21 flights

Seats / Week

50 seats/flight

1050 seats/week

Upcoming scheduled flights in the coming 30 days

  • Date
    Time
    From
    To
    Aircraft
    Status
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    22 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    23 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    25 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    27 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    30 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    31 Jan 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    01 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    04 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    05 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    06 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    07 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    08 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    09 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    10 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    11 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    12 Feb 2025
    12:55
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    13 Feb 2025
    09:00
    Amarillo(AMA)
    Houston(IAH)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    14 Feb 2025
    06:15
    Greensboro/High Point(GSO)
    Dulles(IAD)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    15 Feb 2025
    06:15
    Greensboro/High Point(GSO)
    Dulles(IAD)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    16 Feb 2025
    12:15
    Houston(IAH)
    Pensacola(PNS)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    17 Feb 2025
    06:15
    Greensboro/High Point(GSO)
    Dulles(IAD)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    18 Feb 2025
    06:15
    Greensboro/High Point(GSO)
    Dulles(IAD)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    19 Feb 2025
    06:15
    Greensboro/High Point(GSO)
    Dulles(IAD)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    20 Feb 2025
    06:15
    Greensboro/High Point(GSO)
    Dulles(IAD)
    Embraer RJ135 / RJ140 / RJ145
    UA4251
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    21 Feb 2025
    06:15
    Greensboro/High Point(GSO)
    Dulles(IAD)
    Embraer RJ135 / RJ140 / RJ145
    UA4251

UAL4251 information

A domestic route in USA departing from Amarillo (AMA) and arriving at Houston (IAH).

The timezones of the departure and arrival airports are identical, UTC -6.

The flight distance is 521 miles, or 838 km.

For direct flights, the flight time is about 2:07.

Ad