Cathay Pacific flight CX 7857: Portland - Los Angeles

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 17:30 Portland (PDX) 19:59 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:29 Effective 2026-03-18 through 2026-05-12
Codeshare flight, operated by Alaska Airlines.(AS 278)
Daily 17:30 Portland (PDX) 19:58 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:28 Effective 2026-05-13 through 2026-06-09
Codeshare flight, operated by Alaska Airlines.(AS 278)
Mon-Fri 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:29 Effective 2026-02-12 through 2026-02-20
Codeshare flight, operated by Alaska Airlines.(AS 278)
Sat 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 MAX 9 (7M9) 2:29 Effective 2026-02-14 through 2026-02-28
Codeshare flight, operated by Alaska Airlines.(AS 278)
Sun 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737-800 (73H) 2:29 Effective 2026-02-15 through 2026-02-22
Codeshare flight, operated by Alaska Airlines.(AS 278)
Mon 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737-800 (73H) 2:29 Operates only on 2026-02-23
Codeshare flight, operated by Alaska Airlines.(AS 278)
Mon-Fri 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:29 Effective 2026-02-24 through 2026-03-06
Codeshare flight, operated by Alaska Airlines.(AS 278)
Sat 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:29 Operates only on 2026-03-07
Codeshare flight, operated by Alaska Airlines.(AS 278)
Sun 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737-800 (73H) 2:29 Operates only on 2026-03-08
Codeshare flight, operated by Alaska Airlines.(AS 278)
Mon-Wed,Fri,Sun 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:29 Effective 2026-03-09 through 2026-03-17
Codeshare flight, operated by Alaska Airlines.(AS 278)
Thu 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 MAX 8 (7M8) 2:29 Operates only on 2026-03-12
Codeshare flight, operated by Alaska Airlines.(AS 278)
Sat 17:39 Portland (PDX) 20:08 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 MAX 9 (7M9) 2:29 Operates only on 2026-03-14
Codeshare flight, operated by Alaska Airlines.(AS 278)
Daily 17:40 Portland (PDX) 20:11 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:31 Effective from 2026-06-10
Codeshare flight, operated by Alaska Airlines.(AS 278)
Tue-Sat 17:48 Portland (PDX) 20:25 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:37 Valid until 2026-01-06
Codeshare flight, operated by Alaska Airlines.(AS 278)
Mon,Sun 17:48 Portland (PDX) 20:25 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 MAX 9 (7M9) 2:37 Effective 2026-01-04 through 2026-01-05
Codeshare flight, operated by Alaska Airlines.(AS 278)
Wed,Thu,Sun 17:50 Portland (PDX) 20:15 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:25 Effective 2026-01-07 through 2026-01-14
Codeshare flight, operated by Alaska Airlines.(AS 278)
Tue,Thu,Sun 17:50 Portland (PDX) 20:15 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-13 through 2026-01-18
Codeshare flight, operated by Alaska Airlines.(AS 278)
Tue,Wed,Fri,Sat 17:50 Portland (PDX) 20:15 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:25 Effective 2026-01-16 through 2026-01-24
Codeshare flight, operated by Alaska Airlines.(AS 278)
Thu,Sun 17:50 Portland (PDX) 20:15 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-01-22 through 2026-01-29
Codeshare flight, operated by Alaska Airlines.(AS 278)
Mon,Tue,Fri-Sun 17:50 Portland (PDX) 20:15 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:25 Effective 2026-01-26 through 2026-02-02
Codeshare flight, operated by Alaska Airlines.(AS 278)
Tue,Sun 17:50 Portland (PDX) 20:15 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737-800 (73H) 2:25 Effective 2026-02-03 through 2026-02-10
Codeshare flight, operated by Alaska Airlines.(AS 278)
Mon,Wed-Sat 17:50 Portland (PDX) 20:15 Los Angeles (LAX) 6
CX 7857 Non-stop Boeing 737 (73J) 2:25 Effective 2026-02-05 through 2026-02-11
Codeshare flight, operated by Alaska Airlines.(AS 278)


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Cathay Pacific flight CX 7857:
Portland - Los Angeles
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Cathay Pacific CX7857
17:30
Portland (PDX)

19:59
Los Angeles (LAX) 6
Effective 2026-03-18 through 2026-05-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:30
Portland (PDX)

19:58
Los Angeles (LAX) 6
Effective 2026-05-13 through 2026-06-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:28, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Effective 2026-02-12 through 2026-02-20
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Effective 2026-02-15 through 2026-02-22
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Operates only on 2026-02-23
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Effective 2026-02-24 through 2026-03-06
Mon
Tue
Wed
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Operates only on 2026-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Operates only on 2026-03-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Effective 2026-03-09 through 2026-03-17
Mon
Tue
Wed
Thu
-
Fri
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Operates only on 2026-03-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 MAX 8 (7M8)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:39
Portland (PDX)

20:08
Los Angeles (LAX) 6
Operates only on 2026-03-14
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:29, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:40
Portland (PDX)

20:11
Los Angeles (LAX) 6
Effective from 2026-06-10
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:31, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:48
Portland (PDX)

20:25
Los Angeles (LAX) 6
Valid until 2026-01-06
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:37, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:48
Portland (PDX)

20:25
Los Angeles (LAX) 6
Effective 2026-01-04 through 2026-01-05
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:37, non-stop
Boeing 737 MAX 9 (7M9)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:50
Portland (PDX)

20:15
Los Angeles (LAX) 6
Effective 2026-01-07 through 2026-01-14
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:25, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:50
Portland (PDX)

20:15
Los Angeles (LAX) 6
Effective 2026-01-13 through 2026-01-18
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:50
Portland (PDX)

20:15
Los Angeles (LAX) 6
Effective 2026-01-16 through 2026-01-24
Mon
-
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:25, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:50
Portland (PDX)

20:15
Los Angeles (LAX) 6
Effective 2026-01-22 through 2026-01-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:50
Portland (PDX)

20:15
Los Angeles (LAX) 6
Effective 2026-01-26 through 2026-02-02
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:25, non-stop
Boeing 737 (73J)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:50
Portland (PDX)

20:15
Los Angeles (LAX) 6
Effective 2026-02-03 through 2026-02-10
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:25, non-stop
Boeing 737-800 (73H)
Direct Codeshare Flights:
Cathay Pacific CX7857
17:50
Portland (PDX)

20:15
Los Angeles (LAX) 6
Effective 2026-02-05 through 2026-02-11
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by Alaska Airlines. (AS 278)
Duration: 2:25, non-stop
Boeing 737 (73J)
  • CX 7857 is a domestic flight departing from the Portland airport (PDX) and arriving at Los Angeles airport (LAX).
  • The flight distance is 834 miles, or 1342 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:25 and 2:37.
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