United Airlines flight UA 257: Multiple routes

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FLIGHT SCHEDULE
Direct Flights:
Mon-Sat 06:00 New York LaGuardia (LGA) B 08:50 Houston George Bush (IAH) C
UA 257 Non-stop Boeing 737-800 (738) 3:50 Effective 2026-03-30 through 2026-10-24
Mon-Sat 06:00 New York LaGuardia (LGA) B 09:20 Houston George Bush (IAH) C
UA 257 Non-stop Boeing 737-800 (738) 4:20 Effective from 2026-10-26
Sun 06:35 Bonaire (BON) 10:35 Houston George Bush (IAH) E
UA 257 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Effective 2026-03-15 through 2026-03-22
Sun 06:35 Bonaire (BON) 10:30 Houston George Bush (IAH) E
UA 257 Non-stop Boeing 737-800 (738) 4:55 Effective 2026-03-29 through 2026-05-17
Sun 06:35 Bonaire (BON) 10:35 Houston George Bush (IAH) E
UA 257 Non-stop Boeing 737-800 (738) 5:00 Operates only on 2026-10-25
Sun 06:40 Bonaire (BON) 10:36 Houston George Bush (IAH) E
UA 257 Non-stop Boeing 737-800 (738) 4:56 Effective 2026-05-24 through 2026-08-16
Sun 06:40 Bonaire (BON) 10:35 Houston George Bush (IAH) E
UA 257 Non-stop Boeing 737-800 (738) 4:55 Effective 2026-08-23 through 2026-10-18
Sun 06:45 Bonaire (BON) 10:45 Houston George Bush (IAH) E
UA 257 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Operates only on 2026-03-08
Sun 07:25 Bonaire (BON) 10:25 Houston George Bush (IAH) E
UA 257 Non-stop Boeing 737 MAX 8 (7M8) 5:00 Valid until 2026-03-01
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This flight number is listed as serving the following routes:


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United Airlines flight UA 257: Multiple routes
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:
United Airlines UA257
06:00
New York LaGuardia (LGA) B

08:50
Houston George Bush (IAH) C
Effective 2026-03-30 through 2026-10-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 3:50, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA257
06:00
New York LaGuardia (LGA) B

09:20
Houston George Bush (IAH) C
Effective from 2026-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Duration: 4:20, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA257
06:35
Bonaire (BON)

10:35
Houston George Bush (IAH) E
Effective 2026-03-15 through 2026-03-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA257
06:35
Bonaire (BON)

10:30
Houston George Bush (IAH) E
Effective 2026-03-29 through 2026-05-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:55, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA257
06:35
Bonaire (BON)

10:35
Houston George Bush (IAH) E
Operates only on 2026-10-25
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA257
06:40
Bonaire (BON)

10:36
Houston George Bush (IAH) E
Effective 2026-05-24 through 2026-08-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:56, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA257
06:40
Bonaire (BON)

10:35
Houston George Bush (IAH) E
Effective 2026-08-23 through 2026-10-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 4:55, non-stop
Boeing 737-800 (738)
Direct Flights:
United Airlines UA257
06:45
Bonaire (BON)

10:45
Houston George Bush (IAH) E
Operates only on 2026-03-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)
Direct Flights:
United Airlines UA257
07:25
Bonaire (BON)

10:25
Houston George Bush (IAH) E
Valid until 2026-03-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 5:00, non-stop
Boeing 737 MAX 8 (7M8)
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This flight number is listed as serving the following routes:
  • Bonaire (BON) - Houston George Bush (IAH)
  • New York LaGuardia (LGA) - Houston George Bush (IAH)
All United Airlines flights
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