Cathay Pacific
flight
CX 7503:
Seattle-Tacoma - Dallas Fort Worth
Seattle-Tacoma - Dallas Fort Worth
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FLIGHT SCHEDULE
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-01-10 through 2026-01-31
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Codeshare flight, operated by American Airlines.
(AA 767)
Duration: 3:58, non-stop Airbus A321neo (32Q)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-02-12 through 2026-02-19
Mon
Tue
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Wed
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Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:01, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-02-22 through 2026-03-06
Mon
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Tue
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Wed
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Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:01, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-03-08 through 2026-04-03
Mon
Tue
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-
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:06, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-04-05 through 2026-04-06
Mon
Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:06, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-01-06 through 2026-02-11
Mon
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Tue
Wed
Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:00, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-01-08 through 2026-02-09
Mon
Tue
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Wed
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Thu
Fri
Sat
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Sun
Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 3:58, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-02-14 through 2026-02-21
Mon
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Tue
Wed
Thu
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Fri
Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:01, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-02-23 through 2026-03-04
Mon
Tue
Wed
Thu
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Fri
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Sat
Sun
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Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:01, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-03-10 through 2026-03-31
Mon
-
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Tue
Wed
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Thu
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Fri
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Sat
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Sun
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Codeshare flight, operated by American Airlines.
(AA 717)
Duration: 4:06, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 757)
Duration: 4:02, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Valid until 2026-01-05
Mon
Tue
Wed
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Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 757)
Duration: 3:58, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 757)
Duration: 4:04, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 757)
Duration: 4:01, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective from 2026-09-09
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 757)
Duration: 3:56, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Cathay Pacific CX7503
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 757)
Duration: 3:53, non-stop Airbus A321 (321)
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Parallax here SEA-DFW
- CX 7503 is a domestic flight departing from the Seattle-Tacoma airport (SEA) and arriving at Dallas Fort Worth airport (DFW).
- The flight distance is 1657 miles, or 2667 km.
- The timezone of the departure airport is UTC-8 , and the timezone of the arrival airport is UTC-6 . 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 3:53 and 4:06.