Alaska Airlines
flight
AS 6203:
Multiple routes
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-04-05 through 2026-04-06
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Codeshare flight, operated by American Airlines.
(AA 3512)
Duration: 1:10, non-stop Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1994)
Duration: 2:39, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-04-05 through 2026-04-06
Mon
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
Codeshare flight, operated by American Airlines.
(AA 3512)
Duration: 1:19, non-stop Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3512)
Duration: 1:22, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6203
Operates only on 2026-08-05
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 5216)
Duration: 1:45, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6203
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5432)
Duration: 2:08, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6203
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 5432)
Duration: 1:59, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6203
Operates only on 2026-08-05
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 5216)
Duration: 1:57, non-stop Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-04-07 through 2026-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3512)
Duration: 1:34, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 1994)
Duration: 2:59, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 2744)
Duration: 2:23, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-03-09 through 2026-03-16
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 1891)
Duration: 2:45, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Operates only on 2026-03-18
Mon
-
-
Tue
-
-
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 1891)
Duration: 2:45, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-02-17 through 2026-02-25
Mon
Tue
Wed
Thu
-
-
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 2337)
Duration: 2:24, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-03-02 through 2026-03-04
Mon
Tue
Wed
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 2337)
Duration: 2:24, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-01-15 through 2026-02-09
Mon
Tue
-
-
Wed
-
-
Thu
Fri
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 2337)
Duration: 2:25, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-03-10 through 2026-03-31
Mon
-
-
Tue
Wed
-
-
Thu
-
-
Fri
-
-
Sat
-
-
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 2337)
Duration: 2:26, non-stop Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3791)
Duration: 1:06, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-01-06 through 2026-01-14
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 2337)
Duration: 2:25, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-01-17 through 2026-02-11
Mon
-
-
Tue
Wed
Thu
-
-
Fri
-
-
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 2337)
Duration: 2:25, non-stop Airbus A321 (321)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines.
(AA 3791)
Duration: 1:15, non-stop Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6203
Effective 2026-03-14 through 2026-03-28
Mon
-
-
Tue
-
-
Wed
-
-
Thu
-
-
Fri
-
-
Sat
Sun
-
-
Codeshare flight, operated by American Airlines.
(AA 3358)
Duration: 1:09, non-stop Embraer EMB 170 / EMB 175 (E70)
The flight arrives 1 day after departure.
This flight number is listed as serving the following routes:
- Chicago O'Hare (ORD) - Cleveland (CLE)
- Chicago O'Hare (ORD) - Tulsa (TUL)
- Dallas Fort Worth (DFW) - John Glenn Columbus (CMH)
- Indianapolis (IND) - Chicago O'Hare (ORD)
- Knoxville (TYS) - Chicago O'Hare (ORD)
- San Antonio (SAT) - Dallas Fort Worth (DFW)
- Tampa (TPA) - Chicago O'Hare (ORD)