United Airlines flight UA 1856: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Daily 15:55 Dulles, Washington (IAD) 17:34 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737-800 (738) 1:39 Valid until 2025-05-09
Sat 15:55 Dulles, Washington (IAD) 17:34 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737 MAX 8 (7M8) 1:39 Operates only on 2025-05-10
Daily 15:55 Dulles, Washington (IAD) 17:34 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737-800 (738) 1:39 Effective 2025-05-11 through 2025-05-21
Mon-Sat 16:00 Dulles, Washington (IAD) 17:41 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737-900 (739) 1:41 Effective 2025-05-22 through 2025-06-06
Sun 16:00 Dulles, Washington (IAD) 17:41 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737-700 (73G) 1:41 Effective 2025-05-25 through 2025-06-22
Sat 16:00 Dulles, Washington (IAD) 17:41 Boston Logan (BOS) B
UA 1856 Non-stop Airbus A319 (319) 1:41 Effective 2025-06-07 through 2025-06-14
Mon-Fri 16:00 Dulles, Washington (IAD) 17:41 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737-900 (739) 1:41 Effective 2025-06-09 through 2025-06-18
Thu 16:00 Dulles, Washington (IAD) 17:41 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737-700 (73G) 1:41 Operates only on 2025-06-19
Mon-Wed,Fri,Sat 16:00 Dulles, Washington (IAD) 17:41 Boston Logan (BOS) B
UA 1856 Non-stop Boeing 737-900 (739) 1:41 Effective 2025-06-20 through 2025-06-25
Daily 17:00 Dallas Fort Worth (DFW) E 21:29 Newark Liberty, New York (EWR) C
UA 1856 Non-stop Boeing 737-900 (739) 3:29 Effective 2025-08-19 through 2025-10-25
Daily 17:35 Dallas Fort Worth (DFW) E 21:50 Newark Liberty, New York (EWR) C
UA 1856 Non-stop Boeing 737-700 (73G) 3:15 Effective from 2025-10-26
Thu 17:58 Dallas Fort Worth (DFW) E 22:29 Newark Liberty, New York (EWR) C
UA 1856 Non-stop Airbus A319 (319) 3:31 Operates only on 2025-06-26
Mon-Fri 17:58 Dallas Fort Worth (DFW) E 22:29 Newark Liberty, New York (EWR) C
UA 1856 Non-stop Boeing 737-700 (73G) 3:31 Effective 2025-06-27 through 2025-07-30
Mon-Wed,Fri 17:58 Dallas Fort Worth (DFW) E 22:29 Newark Liberty, New York (EWR) C
UA 1856 Non-stop Boeing 737-700 (73G) 3:31 Effective 2025-08-01 through 2025-08-18
Thu 17:59 Dallas Fort Worth (DFW) E 22:30 Newark Liberty, New York (EWR) C
UA 1856 Non-stop Boeing 737-700 (73G) 3:31 Effective 2025-07-31 through 2025-08-14
Sun 18:00 Dallas Fort Worth (DFW) E 22:31 Newark Liberty, New York (EWR) C
UA 1856 Non-stop Boeing 737-700 (73G) 3:31 Effective 2025-06-29 through 2025-08-17
Sat 18:30 Philadelphia (PHL) D 21:27 San Francisco (SFO) 3
UA 1856 Non-stop Boeing 737-900 (739) 5:57 Operates only on 2025-06-28
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This flight number is listed as serving the following routes:
United Airlines flight UA 1856: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

United Airlines UA1856
Valid until 2025-05-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Boeing 737-800 (738)

United Airlines UA1856
Operates only on 2025-05-10
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:39, non-stop
Boeing 737 MAX 8 (7M8)

United Airlines UA1856
Effective 2025-05-11 through 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Boeing 737-800 (738)

United Airlines UA1856
Effective 2025-05-22 through 2025-06-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:41, non-stop
Boeing 737-900 (739)

United Airlines UA1856
Effective 2025-05-25 through 2025-06-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:41, non-stop
Boeing 737-700 (73G)

United Airlines UA1856
Effective 2025-06-07 through 2025-06-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:41, non-stop
Airbus A319 (319)

United Airlines UA1856
Effective 2025-06-09 through 2025-06-18
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:41, non-stop
Boeing 737-900 (739)

United Airlines UA1856
Operates only on 2025-06-19
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 1:41, non-stop
Boeing 737-700 (73G)

United Airlines UA1856
Effective 2025-06-20 through 2025-06-25
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 1:41, non-stop
Boeing 737-900 (739)

United Airlines UA1856
Effective 2025-08-19 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:29, non-stop
Boeing 737-900 (739)

United Airlines UA1856
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 3:15, non-stop
Boeing 737-700 (73G)

United Airlines UA1856
Operates only on 2025-06-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:31, non-stop
Airbus A319 (319)

United Airlines UA1856
Effective 2025-06-27 through 2025-07-30
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 3:31, non-stop
Boeing 737-700 (73G)

United Airlines UA1856
Effective 2025-08-01 through 2025-08-18
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:31, non-stop
Boeing 737-700 (73G)

United Airlines UA1856
Effective 2025-07-31 through 2025-08-14
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:31, non-stop
Boeing 737-700 (73G)

United Airlines UA1856
Effective 2025-06-29 through 2025-08-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:31, non-stop
Boeing 737-700 (73G)

United Airlines UA1856
Operates only on 2025-06-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 5:57, non-stop
Boeing 737-900 (739)
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This flight number is listed as serving the following routes:
  • Dallas Fort Worth (DFW) - Newark Liberty, New York (EWR)
  • Dulles, Washington (IAD) - Boston Logan (BOS)
  • Philadelphia (PHL) - San Francisco (SFO)