United Airlines

UAL4257 / UA4257

ICAO: UAL4257 IATA: UA4257

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
United Airlines
UAL4257
Duration
1h 54m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 54m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 44m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 40m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 40m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 45m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 44m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 30m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
United Airlines
UAL4257
Duration
1h 30m
Distance
421 mi, 677 km
Coreshare
AC 4741 /AV 2346 /CM 2237
Same day flight
Yes
Terminal
Meals
No meal service
Seats
50
Economy
50
Scheduled to depart in 8 hours and 47 minutes
According to schedule
Live tracker
Svg Vector Icons : http://www.onlinewebfonts.com/icon
IAD
Dulles, US
left TERMINAL N/A
Dulles - IAD
MONDAY 23-DEC-2024
08:45 GMT-0500
TYS
Knoxville, US
arrives TERMINAL N/A
Knoxville - TYS
MONDAY 23-DEC-2024
10:39 GMT-0500

General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

420 miles, 675 km

Actual distance

421 miles, 677 km

0.24%
Flight time

1h 47m

Flights / Week

27 flights

Seats / Week

50 seats/flight

1350 seats/week

Upcoming scheduled flights in the coming 30 days

  • Date
    Time
    From
    To
    Aircraft
    Status
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    23 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    25 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    27 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    30 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    31 Dec 2024
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    01 Jan 2025
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Jan 2025
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Jan 2025
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    04 Jan 2025
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    05 Jan 2025
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    06 Jan 2025
    08:45
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    07 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    08 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    09 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    10 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    11 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    12 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    13 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    14 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    15 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    16 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    17 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    18 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    19 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    20 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    21 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    22 Jan 2025
    08:50
    Dulles(IAD)
    Knoxville(TYS)
    Embraer RJ135 / RJ140 / RJ145
    UA4257

UAL4257 information

A domestic route in USA departing from Dulles (IAD) and arriving at Knoxville (TYS).

The timezones of the departure and arrival airports are identical, UTC -5.

The flight distance is 421 miles, or 677 km.

For direct flights, the flight time is about 1:47.

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