United Airlines flight UA 4240: Huntsville - Washington Dulles

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 08:00 Huntsville (HSV) 10:59 Washington Dulles (IAD)
UA 4240 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:59 Effective 2026-05-21 through 2026-10-24
Daily 08:10 Huntsville (HSV) 11:21 Washington Dulles (IAD)
UA 4240 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:11 Valid until 2026-01-05
Mon,Thu,Fri,Sun 08:10 Huntsville (HSV) 11:21 Washington Dulles (IAD)
UA 4240 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:11 Effective 2026-01-08 through 2026-02-09
Mon,Thu-Sun 08:10 Huntsville (HSV) 11:14 Washington Dulles (IAD)
UA 4240 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:04 Effective 2026-02-12 through 2026-03-07
Daily 08:10 Huntsville (HSV) 11:14 Washington Dulles (IAD)
UA 4240 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:04 Effective 2026-03-08 through 2026-04-29
Daily 08:20 Huntsville (HSV) 11:19 Washington Dulles (IAD)
UA 4240 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 1:59 Effective from 2026-10-25
Daily 08:40 Huntsville (HSV) 11:44 Washington Dulles (IAD)
UA 4240 Non-stop Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ) 2:04 Effective 2026-04-30 through 2026-05-20


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United Airlines flight UA 4240:
Huntsville - Washington Dulles
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA4240
08:00
Huntsville (HSV)

10:59
Washington Dulles (IAD)
Effective 2026-05-21 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:59, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4240
08:10
Huntsville (HSV)

11:21
Washington Dulles (IAD)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4240
08:10
Huntsville (HSV)

11:21
Washington Dulles (IAD)
Effective 2026-01-08 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:11, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4240
08:10
Huntsville (HSV)

11:14
Washington Dulles (IAD)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4240
08:10
Huntsville (HSV)

11:14
Washington Dulles (IAD)
Effective 2026-03-08 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4240
08:20
Huntsville (HSV)

11:19
Washington Dulles (IAD)
Effective from 2026-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:59, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
Direct Flights:
United Airlines UA4240
08:40
Huntsville (HSV)

11:44
Washington Dulles (IAD)
Effective 2026-04-30 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 2:04, non-stop
Embraer ERJ 135 / ERJ 140 / ERJ 145 (ERJ)
  • UA 4240 is a domestic flight departing from the Huntsville airport (HSV) and arriving at Washington Dulles airport (IAD).
  • The flight distance is 595 miles, or 957 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-5 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 1:59 and 2:11.
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