United Airlines flight UA 577: Multiple routes

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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Tue,Thu,Fri,Sun 08:15 Fort Lauderdale (FLL) 1 11:15 Newark Liberty, New York (EWR) A
UA 577 Non-stop Boeing 737-900 (739) 3:00 Effective 2026-01-06 through 2026-01-13
Wed 08:15 Fort Lauderdale (FLL) 1 11:15 Newark Liberty, New York (EWR) A
UA 577 Non-stop Boeing 737 MAX 9 (7M9) 3:00 Operates only on 2026-01-07
Sat 08:15 Fort Lauderdale (FLL) 1 11:15 Newark Liberty, New York (EWR) C
UA 577 Non-stop Boeing 737-900 (739) 3:00 Effective 2026-01-10 through 2026-02-07
Mon-Fri,Sun 08:15 Fort Lauderdale (FLL) 1 11:15 Newark Liberty, New York (EWR) A
UA 577 Non-stop Boeing 737-900 (739) 3:00 Effective 2026-01-14 through 2026-02-03
Mon-Fri,Sun 08:15 Fort Lauderdale (FLL) 1 11:15 Newark Liberty, New York (EWR) A
UA 577 Non-stop Boeing 737-900 (739) 3:00 Effective 2026-02-05 through 2026-02-11
Sat 08:45 Chicago O'Hare (ORD) 1 11:19 Panama City (ECP)
UA 577 Non-stop Airbus A320 (320) 2:34 Effective 2026-03-07 through 2026-03-28
Sat 13:57 Newark Liberty, New York (EWR) A 15:09 Boston Logan (BOS) B
UA 577 Non-stop Boeing 737-700 (73G) 1:12 Effective 2026-01-10 through 2026-02-07
Mon-Sat 13:59 Newark Liberty, New York (EWR) C 15:12 Boston Logan (BOS) B
UA 577 Non-stop Boeing 737-700 (73G) 1:13 Effective 2026-02-12 through 2026-02-28
Mon 13:59 Newark Liberty, New York (EWR) C 15:12 Boston Logan (BOS) B
UA 577 Non-stop Airbus A319 (319) 1:13 Operates only on 2026-03-02
Tue,Wed 13:59 Newark Liberty, New York (EWR) C 15:12 Boston Logan (BOS) B
UA 577 Non-stop Boeing 737-700 (73G) 1:13 Effective 2026-03-03 through 2026-03-04
Daily 14:00 Newark Liberty, New York (EWR) C 15:25 Boston Logan (BOS) B
UA 577 Non-stop Boeing 737-700 (73G) 1:25 Effective 2026-03-29 through 2026-04-29
Daily 14:00 Newark Liberty, New York (EWR) C 15:25 Boston Logan (BOS) B
UA 577 Non-stop Boeing 737-700 (73G) 1:25 Effective from 2026-05-21
Mon-Fri 14:03 Newark Liberty, New York (EWR) A 15:15 Boston Logan (BOS) B
UA 577 Non-stop Airbus A319 (319) 1:12 Effective 2026-01-06 through 2026-02-11
Mon-Fri,Sun 14:03 Newark Liberty, New York (EWR) C 15:16 Boston Logan (BOS) B
UA 577 Non-stop Boeing 737 MAX 9 (7M9) 1:13 Effective 2026-03-05 through 2026-03-27
Mon,Tue,Thu,Fri,Sun 14:22 Newark Liberty, New York (EWR) A 15:35 Boston Logan (BOS) B
UA 577 Non-stop Airbus A319 (319) 1:13 Valid until 2026-01-05
Mon-Fri 16:20 Boston Logan (BOS) B 20:10 Houston George Bush (IAH) C
UA 577 Non-stop Airbus A320 (320) 4:50 Valid until 2026-01-05
Sun 16:46 Boston Logan (BOS) B 20:36 Houston George Bush (IAH) C
UA 577 Non-stop Airbus A320 (320) 4:50 Valid until 2026-01-04
Sun 16:55 San Francisco (SFO) 3 00:32 Detroit (DTW) E
UA 577 Non-stop Boeing 737-800 (738) 4:37 Effective 2026-02-15 through 2026-03-01
The flight arrives 1 day after departure.
Sat 19:00 Dallas Fort Worth (DFW) E 20:24 Houston George Bush (IAH) C
UA 577 Non-stop Boeing 737-700 (73G) 1:24 Valid until 2026-01-03
Non-Direct Flights:
Mon,Tue,Thu,Fri 08:15 Fort Lauderdale (FLL) 1 15:15 Boston Logan (BOS) B
UA 577 1-stop Boeing 737-900 (739) 7:00 Effective 2026-01-06 through 2026-01-13
Wed 08:15 Fort Lauderdale (FLL) 1 15:15 Boston Logan (BOS) B
UA 577 1-stop Boeing 737 MAX 9 (7M9) 7:00 Operates only on 2026-01-07
Sat 08:15 Fort Lauderdale (FLL) 1 15:09 Boston Logan (BOS) B
UA 577 1-stop Boeing 737-900 (739) 6:54 Effective 2026-01-10 through 2026-02-07
Mon-Fri 08:15 Fort Lauderdale (FLL) 1 15:15 Boston Logan (BOS) B
UA 577 1-stop Boeing 737-900 (739) 7:00 Effective 2026-01-14 through 2026-02-03
Mon-Fri 08:15 Fort Lauderdale (FLL) 1 15:15 Boston Logan (BOS) B
UA 577 1-stop Boeing 737-900 (739) 7:00 Effective 2026-02-05 through 2026-02-11
Sun 14:22 Newark Liberty, New York (EWR) A 20:36 Houston George Bush (IAH) C
UA 577 1-stop Airbus A319 (319) 7:14 Valid until 2026-01-04
Mon,Tue,Thu,Fri 14:22 Newark Liberty, New York (EWR) A 20:10 Houston George Bush (IAH) C
UA 577 1-stop Airbus A319 (319) 6:48 Valid until 2026-01-05
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This flight number is listed as serving the following routes:


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United Airlines flight UA 577: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

11:15
Newark Liberty, New York (EWR) A
Effective 2026-01-06 through 2026-01-13
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

11:15
Newark Liberty, New York (EWR) A
Operates only on 2026-01-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:00, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

11:15
Newark Liberty, New York (EWR) C
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:00, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

11:15
Newark Liberty, New York (EWR) A
Effective 2026-01-14 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

11:15
Newark Liberty, New York (EWR) A
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 3:00, non-stop
Boeing 737-900 (739)
Direct Flights:
United Airlines UA577
08:45
Chicago O'Hare (ORD) 1

11:19
Panama City (ECP)
Effective 2026-03-07 through 2026-03-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:34, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA577
13:57
Newark Liberty, New York (EWR) A

15:09
Boston Logan (BOS) B
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:12, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA577
13:59
Newark Liberty, New York (EWR) C

15:12
Boston Logan (BOS) B
Effective 2026-02-12 through 2026-02-28
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 1:13, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA577
13:59
Newark Liberty, New York (EWR) C

15:12
Boston Logan (BOS) B
Operates only on 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:13, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA577
13:59
Newark Liberty, New York (EWR) C

15:12
Boston Logan (BOS) B
Effective 2026-03-03 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:13, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA577
14:00
Newark Liberty, New York (EWR) C

15:25
Boston Logan (BOS) B
Effective 2026-03-29 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA577
14:00
Newark Liberty, New York (EWR) C

15:25
Boston Logan (BOS) B
Effective from 2026-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:25, non-stop
Boeing 737-700 (73G)
Direct Flights:
United Airlines UA577
14:03
Newark Liberty, New York (EWR) A

15:15
Boston Logan (BOS) B
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 1:12, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA577
14:03
Newark Liberty, New York (EWR) C

15:16
Boston Logan (BOS) B
Effective 2026-03-05 through 2026-03-27
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
Duration: 1:13, non-stop
Boeing 737 MAX 9 (7M9)
Direct Flights:
United Airlines UA577
14:22
Newark Liberty, New York (EWR) A

15:35
Boston Logan (BOS) B
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 1:13, non-stop
Airbus A319 (319)
Direct Flights:
United Airlines UA577
16:20
Boston Logan (BOS) B

20:10
Houston George Bush (IAH) C
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 4:50, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA577
16:46
Boston Logan (BOS) B

20:36
Houston George Bush (IAH) C
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:50, non-stop
Airbus A320 (320)
Direct Flights:
United Airlines UA577
16:55
San Francisco (SFO) 3

00:32(+1)
Detroit (DTW) E
Effective 2026-02-15 through 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:37, non-stop
Boeing 737-800 (738)
The flight arrives 1 day after departure.
Direct Flights:
United Airlines UA577
19:00
Dallas Fort Worth (DFW) E

20:24
Houston George Bush (IAH) C
Valid until 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 1:24, non-stop
Boeing 737-700 (73G)
Non-Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

15:15
Boston Logan (BOS) B
Effective 2026-01-06 through 2026-01-13
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 7:00, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

15:15
Boston Logan (BOS) B
Operates only on 2026-01-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 7:00, 1-stop
Boeing 737 MAX 9 (7M9)
Non-Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

15:09
Boston Logan (BOS) B
Effective 2026-01-10 through 2026-02-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 6:54, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

15:15
Boston Logan (BOS) B
Effective 2026-01-14 through 2026-02-03
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 7:00, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA577
08:15
Fort Lauderdale (FLL) 1

15:15
Boston Logan (BOS) B
Effective 2026-02-05 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Duration: 7:00, 1-stop
Boeing 737-900 (739)
Non-Direct Flights:
United Airlines UA577
14:22
Newark Liberty, New York (EWR) A

20:36
Houston George Bush (IAH) C
Valid until 2026-01-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 7:14, 1-stop
Airbus A319 (319)
Non-Direct Flights:
United Airlines UA577
14:22
Newark Liberty, New York (EWR) A

20:10
Houston George Bush (IAH) C
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
-
Duration: 6:48, 1-stop
Airbus A319 (319)
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This flight number is listed as serving the following routes:
  • Boston Logan (BOS) - Houston George Bush (IAH)
  • Chicago O'Hare (ORD) - Panama City (ECP)
  • Dallas Fort Worth (DFW) - Houston George Bush (IAH)
  • Fort Lauderdale (FLL) - Boston Logan (BOS)
  • Fort Lauderdale (FLL) - Newark Liberty, New York (EWR)
  • Newark Liberty, New York (EWR) - Boston Logan (BOS)
  • Newark Liberty, New York (EWR) - Houston George Bush (IAH)
  • San Francisco (SFO) - Detroit (DTW)
All United Airlines flights
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