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United Airlines

UAL4638 / UA4638

ICAO: UAL4638 IATA: UA4638

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
United Airlines
UAL4638
Duration
3h 10m
Distance
914 mi, 1471 km
Coreshare
EK 6237 /LH 8684
Same day flight
Yes
Terminal
Departure: T2
Meals
Meal (none specific)
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
3h 09m
Distance
914 mi, 1471 km
Coreshare
EK 6237 /LH 8684
Same day flight
Yes
Terminal
Departure: T2
Meals
Meal (none specific)
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
3h 06m
Distance
914 mi, 1471 km
Coreshare
EK 6237 /LH 8684
Same day flight
Yes
Terminal
Departure: T2
Meals
Meal (none specific)
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
3h 05m
Distance
914 mi, 1471 km
Coreshare
EK 6237
Same day flight
Yes
Terminal
Departure: T2
Meals
Meal (none specific)
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
3h 05m
Distance
914 mi, 1471 km
Coreshare
EK 6237 /LH 8684
Same day flight
Yes
Terminal
Departure: T2
Meals
Meal (none specific)
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
2h 50m
Distance
914 mi, 1471 km
Coreshare
EK 6237 /LH 8684
Same day flight
Yes
Terminal
Departure: T2
Meals
Meal (none specific)
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
1h 17m
Distance
251 mi, 404 km
Coreshare
AV 2046 /CM 2470 /NZ 9338
Same day flight
Yes
Terminal
Arrival: T3
Meals
No meal service
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
1h 17m
Distance
251 mi, 404 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T3
Meals
No meal service
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
1h 17m
Distance
251 mi, 404 km
Coreshare
CM 2470
Same day flight
Yes
Terminal
Arrival: T3
Meals
No meal service
Seats
73
First class
12
Economy
61
United Airlines
UAL4638
Duration
1h 17m
Distance
251 mi, 404 km
Coreshare
Same day flight
Yes
Terminal
Arrival: T3
Meals
No meal service
Seats
73
First class
12
Economy
61
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General route info

Frequency:

Daily

Sun Mon Tue Wed Thu Fri Sat

Direct distance

249 miles, 401 km

Actual distance

251 miles, 404 km

0.8%
Flight time

1h 17m

Flights / Week

14 flights

Seats / Week

73 seats/flight

1022 seats/week

Upcoming scheduled flights in the coming 30 days

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  • Date
    Time
    From
    To
    Aircraft
    Status
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    20 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    21 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    22 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    23 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    25 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    27 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    30 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    31 Jul 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    01 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    04 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    05 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    06 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    07 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    08 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    09 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    10 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    11 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    12 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    13 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    14 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    15 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    16 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    17 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    18 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    19 Aug 2026
    19:45
    Chicago(ORD)
    Colorado Springs(COS)
    Embraer 175 (Enhanced Winglets)
    UA4638

UAL4638 information

A domestic route in USA departing from Arcata (ACV) and arriving at San Francisco (SFO).

The timezones of the departure and arrival airports are identical, UTC -7.

The flight distance is 251 miles, or 404 km.

For direct flights, the flight time is about 1:17.

Other flights between Chicago and Colorado Springs with United
08:45
UA 5996
→
09:06
UA 1082
→
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