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United Airlines

UAL3999 / UA3999

ICAO: UAL3999 IATA: UA3999

Flight schedule

Select flight date
Departure
Arrive
Aircraft
Effective
Avalibility
United Airlines
UAL3999
Duration
1h 29m
Distance
326 mi, 525 km
Coreshare
AC 3357 /CM 1051 /LH 7875
Same day flight
Yes
Terminal
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 21m
Distance
229 mi, 368 km
Coreshare
AV 2236
Same day flight
Yes
Terminal
Arrival: TB
Meals
No meal service
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 21m
Distance
229 mi, 368 km
Coreshare
AV 2236
Same day flight
Yes
Terminal
Arrival: TB
Meals
No meal service
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 33m
Distance
326 mi, 525 km
Coreshare
AC 3357
Same day flight
Yes
Terminal
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
2h 27m
Distance
691 mi, 1112 km
Coreshare
NZ 6333
Same day flight
Yes
Terminal
Departure: TN Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 23m
Distance
289 mi, 465 km
Coreshare
AC 3606 /AV 2049 /CM 2185 /LH 8579
Same day flight
Yes
Terminal
Meals
No meal service
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
2h 17m
Distance
814 mi, 1310 km
Coreshare
EK 6041 /NZ 9763
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
2h 17m
Distance
814 mi, 1310 km
Coreshare
EK 6041 /NZ 9763
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 13m
Distance
319 mi, 513 km
Coreshare
AC 3493 /NZ 6306
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
2h 23m
Distance
814 mi, 1310 km
Coreshare
EK 6041 /NZ 9763
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 13m
Distance
319 mi, 513 km
Coreshare
AC 3493
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 13m
Distance
319 mi, 513 km
Coreshare
AC 3493 /LH 8518
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 13m
Distance
319 mi, 513 km
Coreshare
AC 3493 /LH 8518 /NZ 6305
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
Seats
73
First class
12
Economy
61
United Airlines
UAL3999
Duration
1h 13m
Distance
319 mi, 513 km
Coreshare
AC 3493 /NZ 6305
Same day flight
Yes
Terminal
Arrival: TB
Meals
Snack or brunch
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

687 miles, 1106 km

Actual distance

691 miles, 1112 km

0.58%
Flight time

2h 27m

Flights / Week

28 flights

Seats / Week

73 seats/flight

2044 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:
    19 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    20 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    21 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    22 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    23 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    24 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    26 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    27 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    28 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    29 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    30 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    31 Jul 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    02 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    03 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    04 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    05 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    06 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    07 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    09 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    10 Aug 2026
    19:45
    Hartford(BDL)
    Dulles(IAD)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    11 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    12 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    13 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    14 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    15 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    16 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    17 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999
  • Date:
    Time:
    From:
    To:
    Aircraft:
    Status:
    18 Aug 2026
    08:18
    Dulles(IAD)
    New York(LGA)
    Embraer 175 (Enhanced Winglets)
    UA3999

UAL3999 information

A domestic route in USA departing from Atlanta (ATL) and arriving at Houston (IAH).

The timezone of the departure airport is UTC -4, and the timezone of the arrival airport is UTC -5.

The current time at the point of departure is 8:59pm, and 7:59pm at the point of arrival. There is a -1 hour time difference between the airports.

The flight distance is 691 miles, or 1112 km.

For direct flights, the flight time is about 2:27.

Other flights between Hartford and Dulles with United
06:00
UA 635
→
10:26
UA 3993
→
10:26
UA 4274
→
10:33
UA 1786
→
10:33
UA 4002
→
10:33
UA 4027
→
10:34
UA 4008
→
14:51
UA 4020
→
14:59
UA 3997
→
15:02
UA 1764
→
19:40
UA 3401
→
19:45
UA 4011
→
19:45
UA 4247
→
19:50
UA 495
→
19:55
UA 6146
→
19:57
UA 4305
→
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