Qantas flight QF 4640: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Mon,Wed-Fri,Sun 11:44 Chicago O'Hare (ORD) 3 15:03 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:19 Effective 2026-03-08 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 3833)
Mon,Thu,Fri,Sun 11:46 Chicago O'Hare (ORD) 3 15:05 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:19 Effective 2026-02-12 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 3833)
Daily 11:50 Chicago O'Hare (ORD) 3 15:08 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:18 Effective 2026-01-06 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3833)
Sat 11:50 Chicago O'Hare (ORD) 3 15:09 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:19 Effective 2026-02-14 through 2026-04-04
Codeshare flight, operated by American Airlines.(AA 3833)
Tue,Wed 11:51 Chicago O'Hare (ORD) 3 15:10 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:19 Effective 2026-02-17 through 2026-03-04
Codeshare flight, operated by American Airlines.(AA 3833)
Daily 11:55 Chicago O'Hare (ORD) 3 15:10 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:15 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 3833)
Tue 11:55 Chicago O'Hare (ORD) 3 15:14 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:19 Effective 2026-03-10 through 2026-03-31
Codeshare flight, operated by American Airlines.(AA 3833)
Daily 13:10 Chicago O'Hare (ORD) 3 16:25 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 175 (E75) 2:15 Effective 2026-05-21 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 3602)
Daily 13:10 Chicago O'Hare (ORD) 3 16:30 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 3602)
Daily 13:10 Chicago O'Hare (ORD) 3 16:25 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 175 (E75) 2:15 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 3602)
Daily 13:10 Chicago O'Hare (ORD) 3 16:25 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 2:15 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 3602)
Daily 13:24 Chicago O'Hare (ORD) 3 16:44 Montreal-Trudeau (YUL)
QF 4640 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 3602)
Daily 15:50 Montreal-Trudeau (YUL) 17:50 Chicago O'Hare (ORD) 3
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:00 Valid until 2026-02-11
Codeshare flight, operated by American Airlines.(AA 3833)
Daily 15:55 Montreal-Trudeau (YUL) 17:55 Chicago O'Hare (ORD) 3
QF 4640 Non-stop Embraer EMB 170 / EMB 175 (E70) 3:00 Effective 2026-02-12 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 3833)
This flight number is listed as serving the following routes:


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Qantas flight QF 4640: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Qantas QF4640
11:44
Chicago O'Hare (ORD) 3

15:03
Montreal-Trudeau (YUL)
Effective 2026-03-08 through 2026-04-06
Mon
Tue
-
Wed
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 2:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
11:46
Chicago O'Hare (ORD) 3

15:05
Montreal-Trudeau (YUL)
Effective 2026-02-12 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 2:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
11:50
Chicago O'Hare (ORD) 3

15:08
Montreal-Trudeau (YUL)
Effective 2026-01-06 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 2:18, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
11:50
Chicago O'Hare (ORD) 3

15:09
Montreal-Trudeau (YUL)
Effective 2026-02-14 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 2:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
11:51
Chicago O'Hare (ORD) 3

15:10
Montreal-Trudeau (YUL)
Effective 2026-02-17 through 2026-03-04
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 2:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
11:55
Chicago O'Hare (ORD) 3

15:10
Montreal-Trudeau (YUL)
Valid until 2026-01-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 2:15, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
11:55
Chicago O'Hare (ORD) 3

15:14
Montreal-Trudeau (YUL)
Effective 2026-03-10 through 2026-03-31
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 2:19, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
13:10
Chicago O'Hare (ORD) 3

16:25
Montreal-Trudeau (YUL)
Effective 2026-05-21 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3602)
Duration: 2:15, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qantas QF4640
13:10
Chicago O'Hare (ORD) 3

16:30
Montreal-Trudeau (YUL)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3602)
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qantas QF4640
13:10
Chicago O'Hare (ORD) 3

16:25
Montreal-Trudeau (YUL)
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3602)
Duration: 2:15, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qantas QF4640
13:10
Chicago O'Hare (ORD) 3

16:25
Montreal-Trudeau (YUL)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3602)
Duration: 2:15, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
13:24
Chicago O'Hare (ORD) 3

16:44
Montreal-Trudeau (YUL)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3602)
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Qantas QF4640
15:50
Montreal-Trudeau (YUL)

17:50
Chicago O'Hare (ORD) 3
Valid until 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 3:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Qantas QF4640
15:55
Montreal-Trudeau (YUL)

17:55
Chicago O'Hare (ORD) 3
Effective 2026-02-12 through 2026-04-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3833)
Duration: 3:00, non-stop
Embraer EMB 170 / EMB 175 (E70)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Montreal-Trudeau (YUL)
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