Air Canada flights from Chicago O'Hare (ORD) to San Antonio (SAT).

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed-Fri,Sun 13:01 Chicago O'Hare (ORD) 2 16:15 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Embraer EMB 175 (E7W) 3:14 Effective 2025-05-02 through 2025-05-21
Codeshare flight, operated by United Airlines.(UA 5536)
Daily 13:05 Chicago O'Hare (ORD) 1 16:03 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Boeing 737-700 (73G) 2:58 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 2479)
Daily 13:10 Chicago O'Hare (ORD) 2 16:16 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Embraer EMB 175 (E7W) 3:06 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 5536)
Thu 13:17 Chicago O'Hare (ORD) 2 16:31 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Embraer EMB 175 (E7W) 3:14 Operates only on 2025-05-01
Codeshare flight, operated by United Airlines.(UA 5536)
Mon,Thu,Fri 13:30 Chicago O'Hare (ORD) 2 16:38 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Embraer EMB 175 (E7W) 3:08 Effective 2025-05-22 through 2025-05-30
Codeshare flight, operated by United Airlines.(UA 5536)
Mon,Thu,Fri,Sun 13:30 Chicago O'Hare (ORD) 2 16:38 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Embraer EMB 175 (E7W) 3:08 Effective 2025-06-01 through 2025-07-03
Codeshare flight, operated by United Airlines.(UA 5536)
Mon,Thu,Fri,Sun 13:30 Chicago O'Hare (ORD) 2 16:38 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Embraer EMB 175 (E7W) 3:08 Effective 2025-07-06 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 5536)
Fri 15:47 Chicago O'Hare (ORD) 1 18:41 San Antonio (SAT) B
Air Canada AC 3999 Non-stop Boeing 737-800 (738) 2:54 Operates only on 2025-07-04
Codeshare flight, operated by United Airlines.(UA 406)
Daily 08:45 Chicago O'Hare (ORD) 1 11:45 San Antonio (SAT) B
Air Canada AC 4917 Non-stop Boeing 737-700 (73G) 3:00 Effective 2025-06-26 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 490)
Daily 08:45 Chicago O'Hare (ORD) 1 11:51 San Antonio (SAT) B
Air Canada AC 4917 Non-stop Airbus A319 (319) 3:06 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 490)
Daily 08:45 Chicago O'Hare (ORD) 1 11:50 San Antonio (SAT) B
Air Canada AC 4917 Non-stop Boeing 737-900 (739) 3:05 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 490)
Mon-Sat 09:00 Chicago O'Hare (ORD) 1 12:12 San Antonio (SAT) B
Air Canada AC 4917 Non-stop Airbus A320 (320) 3:12 Valid until 2025-05-21
Codeshare flight, operated by United Airlines.(UA 1001)
Sun 09:00 Chicago O'Hare (ORD) 1 12:12 San Antonio (SAT) B
Air Canada AC 4917 Non-stop Airbus A319 (319) 3:12 Effective 2025-05-04 through 2025-05-18
Codeshare flight, operated by United Airlines.(UA 2048)
Daily 09:17 Chicago O'Hare (ORD) 1 12:10 San Antonio (SAT) B
Air Canada AC 4917 Non-stop Boeing 737-800 (738) 2:53 Effective from 2025-10-26
Codeshare flight, operated by United Airlines.(UA 490)
Daily 09:23 Chicago O'Hare (ORD) 1 12:23 San Antonio (SAT) B
Air Canada AC 4917 Non-stop Airbus A320 (320) 3:00 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 1851)
Daily 19:48 Chicago O'Hare (ORD) 1 22:59 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Airbus A320 (320) 3:11 Valid until 2025-05-20
Codeshare flight, operated by United Airlines.(UA 658)
Wed 19:48 Chicago O'Hare (ORD) 1 22:59 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Boeing 737-900 (739) 3:11 Operates only on 2025-05-21
Codeshare flight, operated by United Airlines.(UA 658)
Daily 19:50 Chicago O'Hare (ORD) 1 22:55 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Airbus A319 (319) 3:05 Effective 2025-09-25 through 2025-10-25
Codeshare flight, operated by United Airlines.(UA 658)
Daily 19:55 Chicago O'Hare (ORD) 1 22:53 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Airbus A320 (320) 2:58 Effective 2025-06-26 through 2025-07-03
Codeshare flight, operated by United Airlines.(UA 2148)
Daily 19:55 Chicago O'Hare (ORD) 1 22:53 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Airbus A320 (320) 2:58 Effective 2025-07-05 through 2025-08-18
Codeshare flight, operated by United Airlines.(UA 2148)
Daily 19:56 Chicago O'Hare (ORD) 1 23:00 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Boeing 737-700 (73G) 3:04 Effective 2025-08-19 through 2025-09-24
Codeshare flight, operated by United Airlines.(UA 658)
Wed-Fri,Sun 19:59 Chicago O'Hare (ORD) 1 22:57 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Airbus A320 (320) 2:58 Effective 2025-05-22 through 2025-06-25
Codeshare flight, operated by United Airlines.(UA 658)
Mon,Tue,Sat 19:59 Chicago O'Hare (ORD) 1 22:57 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Boeing 737-800 (738) 2:58 Effective 2025-05-24 through 2025-06-24
Codeshare flight, operated by United Airlines.(UA 658)
Daily 20:15 Chicago O'Hare (ORD) 1 23:08 San Antonio (SAT) B
Air Canada AC 5546 Non-stop Boeing 737 MAX 8 (7M8) 2:53 Effective from 2025-10-26
Codeshare flight, operated by United Airlines.(UA 658)




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Air Canada flights from Chicago O'Hare (ORD) to San Antonio (SAT).
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Air Canada AC3999
13:01
Chicago O'Hare (ORD) 2

16:15
San Antonio (SAT) B
Effective 2025-05-02 through 2025-05-21
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5536)
Duration: 3:14, non-stop
Embraer EMB 175 (E7W)
Air Canada AC3999
13:05
Chicago O'Hare (ORD) 1

16:03
San Antonio (SAT) B
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2479)
Duration: 2:58, non-stop
Boeing 737-700 (73G)
Air Canada AC3999
13:10
Chicago O'Hare (ORD) 2

16:16
San Antonio (SAT) B
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 5536)
Duration: 3:06, non-stop
Embraer EMB 175 (E7W)
Air Canada AC3999
13:17
Chicago O'Hare (ORD) 2

16:31
San Antonio (SAT) B
Operates only on 2025-05-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5536)
Duration: 3:14, non-stop
Embraer EMB 175 (E7W)
Air Canada AC3999
13:30
Chicago O'Hare (ORD) 2

16:38
San Antonio (SAT) B
Effective 2025-05-22 through 2025-05-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 5536)
Duration: 3:08, non-stop
Embraer EMB 175 (E7W)
Air Canada AC3999
13:30
Chicago O'Hare (ORD) 2

16:38
San Antonio (SAT) B
Effective 2025-06-01 through 2025-07-03
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5536)
Duration: 3:08, non-stop
Embraer EMB 175 (E7W)
Air Canada AC3999
13:30
Chicago O'Hare (ORD) 2

16:38
San Antonio (SAT) B
Effective 2025-07-06 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 5536)
Duration: 3:08, non-stop
Embraer EMB 175 (E7W)
Air Canada AC3999
15:47
Chicago O'Hare (ORD) 1

18:41
San Antonio (SAT) B
Operates only on 2025-07-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 406)
Duration: 2:54, non-stop
Boeing 737-800 (738)
Air Canada AC4917
08:45
Chicago O'Hare (ORD) 1

11:45
San Antonio (SAT) B
Effective 2025-06-26 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 490)
Duration: 3:00, non-stop
Boeing 737-700 (73G)
Air Canada AC4917
08:45
Chicago O'Hare (ORD) 1

11:51
San Antonio (SAT) B
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 490)
Duration: 3:06, non-stop
Airbus A319 (319)
Air Canada AC4917
08:45
Chicago O'Hare (ORD) 1

11:50
San Antonio (SAT) B
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 490)
Duration: 3:05, non-stop
Boeing 737-900 (739)
Air Canada AC4917
09:00
Chicago O'Hare (ORD) 1

12:12
San Antonio (SAT) B
Valid until 2025-05-21
Mon
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 1001)
Duration: 3:12, non-stop
Airbus A320 (320)
Air Canada AC4917
09:00
Chicago O'Hare (ORD) 1

12:12
San Antonio (SAT) B
Effective 2025-05-04 through 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 2048)
Duration: 3:12, non-stop
Airbus A319 (319)
Air Canada AC4917
09:17
Chicago O'Hare (ORD) 1

12:10
San Antonio (SAT) B
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 490)
Duration: 2:53, non-stop
Boeing 737-800 (738)
Air Canada AC4917
09:23
Chicago O'Hare (ORD) 1

12:23
San Antonio (SAT) B
Effective 2025-05-22 through 2025-06-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 1851)
Duration: 3:00, non-stop
Airbus A320 (320)
Air Canada AC5546
19:48
Chicago O'Hare (ORD) 1

22:59
San Antonio (SAT) B
Valid until 2025-05-20
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 658)
Duration: 3:11, non-stop
Airbus A320 (320)
Air Canada AC5546
19:48
Chicago O'Hare (ORD) 1

22:59
San Antonio (SAT) B
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by United Airlines. (UA 658)
Duration: 3:11, non-stop
Boeing 737-900 (739)
Air Canada AC5546
19:50
Chicago O'Hare (ORD) 1

22:55
San Antonio (SAT) B
Effective 2025-09-25 through 2025-10-25
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 658)
Duration: 3:05, non-stop
Airbus A319 (319)
Air Canada AC5546
19:55
Chicago O'Hare (ORD) 1

22:53
San Antonio (SAT) B
Effective 2025-06-26 through 2025-07-03
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2148)
Duration: 2:58, non-stop
Airbus A320 (320)
Air Canada AC5546
19:55
Chicago O'Hare (ORD) 1

22:53
San Antonio (SAT) B
Effective 2025-07-05 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 2148)
Duration: 2:58, non-stop
Airbus A320 (320)
Air Canada AC5546
19:56
Chicago O'Hare (ORD) 1

23:00
San Antonio (SAT) B
Effective 2025-08-19 through 2025-09-24
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 658)
Duration: 3:04, non-stop
Boeing 737-700 (73G)
Air Canada AC5546
19:59
Chicago O'Hare (ORD) 1

22:57
San Antonio (SAT) B
Effective 2025-05-22 through 2025-06-25
Mon
-
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by United Airlines. (UA 658)
Duration: 2:58, non-stop
Airbus A320 (320)
Air Canada AC5546
19:59
Chicago O'Hare (ORD) 1

22:57
San Antonio (SAT) B
Effective 2025-05-24 through 2025-06-24
Mon
Tue
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by United Airlines. (UA 658)
Duration: 2:58, non-stop
Boeing 737-800 (738)
Air Canada AC5546
20:15
Chicago O'Hare (ORD) 1

23:08
San Antonio (SAT) B
Effective from 2025-10-26
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by United Airlines. (UA 658)
Duration: 2:53, non-stop
Boeing 737 MAX 8 (7M8)
  • A domestic route departing from the Chicago O'Hare airport (ORD) and arriving at San Antonio airport (SAT).
  • The flight distance is 1041 miles, or 1676 km.
  • The timezone of both the departure and the arrival airports is UTC-6 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:53 and 3:14.
All ORD-SAT flights
All Air Canada flights
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