WestJet flight WS 6666: Multiple routes

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FLIGHT SCHEDULE
Direct Codeshare Flights:
Daily 10:35 Chicago Midway (MDW) 13:32 Atlanta (ATL) S WS 6666 Non-stop Airbus A320 (320) 1:57 Effective 2026-04-13 through 2026-04-25 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Mon,Wed,Sat 10:46 Chicago Midway (MDW) 13:44 Atlanta (ATL) S WS 6666 Non-stop Boeing 717 (717) 1:58 Effective 2026-01-19 through 2026-02-04 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Mon,Wed 10:46 Chicago Midway (MDW) 13:44 Atlanta (ATL) S WS 6666 Non-stop Boeing 717 (717) 1:58 Effective 2026-02-09 through 2026-02-11 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Tue,Thu,Fri,Sun 10:48 Chicago Midway (MDW) 13:46 Atlanta (ATL) S WS 6666 Non-stop Airbus A319 (319) 1:58 Effective 2026-01-20 through 2026-02-10 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Daily 10:49 Chicago Midway (MDW) 13:46 Atlanta (ATL) S WS 6666 Non-stop Boeing 717 (717) 1:57 Effective 2026-03-08 through 2026-04-12 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Sat 10:53 Chicago Midway (MDW) 13:51 Atlanta (ATL) S WS 6666 Non-stop Boeing 717 (717) 1:58 Operates only on 2026-02-07 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Mon-Fri 10:53 Chicago Midway (MDW) 13:49 Atlanta (ATL) S WS 6666 Non-stop Airbus A319 (319) 1:56 Effective 2026-02-12 through 2026-02-20 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Mon-Fri,Sun 10:53 Chicago Midway (MDW) 13:49 Atlanta (ATL) S WS 6666 Non-stop Airbus A319 (319) 1:56 Effective 2026-02-22 through 2026-03-06 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Sat 11:01 Chicago Midway (MDW) 13:58 Atlanta (ATL) S WS 6666 Non-stop Boeing 717 (717) 1:57 Effective 2026-02-14 through 2026-03-07 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Sun 11:01 Chicago Midway (MDW) 13:57 Atlanta (ATL) S WS 6666 Non-stop Airbus A319 (319) 1:56 Operates only on 2026-02-15 Codeshare flight, operated by Delta Air Lines.(DL 1063)
Sat 17:00 Atlanta (ATL) S 18:34 Pittsburgh (PIT) WS 6666 Non-stop Boeing 737-900 (739) 1:34 Operates only on 2026-01-03 Codeshare flight, operated by Delta Air Lines.(DL 2583)
Mon,Tue,Fri,Sun 17:18 Atlanta (ATL) S 18:55 Pittsburgh (PIT) WS 6666 Non-stop Boeing 717 (717) 1:37 Valid until 2026-01-04 Codeshare flight, operated by Delta Air Lines.(DL 2583)
Mon,Wed-Fri,Sun 17:43 Atlanta (ATL) S 19:01 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-04-26 through 2026-05-22 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Mon,Wed-Fri,Sun 17:43 Atlanta (ATL) S 19:01 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-05-25 through 2026-06-08 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Mon-Fri,Sun 17:43 Atlanta (ATL) S 19:01 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-06-09 through 2026-07-06 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Mon-Fri,Sun 17:43 Atlanta (ATL) S 19:02 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:19 Effective 2026-07-07 through 2026-08-14 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Daily 17:43 Atlanta (ATL) S 19:02 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:19 Effective 2026-08-15 through 2026-10-05 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Daily 17:43 Atlanta (ATL) S 18:55 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:12 Effective from 2026-10-06 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Daily 18:15 Atlanta (ATL) S 19:51 Pittsburgh (PIT) WS 6666 Non-stop Boeing 737-900 (739) 1:36 Effective 2026-01-05 through 2026-01-18 Codeshare flight, operated by Delta Air Lines.(DL 2583)
Tue,Sat 18:30 Atlanta (ATL) S 19:48 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-04-28 through 2026-05-23 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Tue,Sat,Sun 18:30 Atlanta (ATL) S 19:48 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-05-24 through 2026-05-30 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Tue,Sat 18:30 Atlanta (ATL) S 19:48 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-06-02 through 2026-06-06 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Sat 18:30 Atlanta (ATL) S 19:48 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:18 Effective 2026-06-13 through 2026-07-04 Codeshare flight, operated by Delta Air Lines.(DL 2879)
Sat 18:30 Atlanta (ATL) S 19:49 Chicago O'Hare (ORD) 5 WS 6666 Non-stop Boeing 737-900 (739) 2:19 Effective 2026-07-11 through 2026-08-08 Codeshare flight, operated by Delta Air Lines.(DL 2879)

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Parallax here -

This flight number is listed as serving the following routes:

Atlanta (ATL) - Chicago O'Hare (ORD)
Atlanta (ATL) - Pittsburgh (PIT)
Chicago Midway (MDW) - Atlanta (ATL)

All WestJet flights

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WestJet flight WS 6666: Multiple routes

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FLIGHT SCHEDULE

Direct Codeshare Flights:

WestJet WS6666

10:35

Chicago Midway (MDW)

13:32

Atlanta (ATL) S

Effective 2026-04-13 through 2026-04-25

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:57, non-stop
Airbus A320 (320)

Direct Codeshare Flights:

WestJet WS6666

10:46

Chicago Midway (MDW)

13:44

Atlanta (ATL) S

Effective 2026-01-19 through 2026-02-04

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:58, non-stop
Boeing 717 (717)

Direct Codeshare Flights:

WestJet WS6666

10:46

Chicago Midway (MDW)

13:44

Atlanta (ATL) S

Effective 2026-02-09 through 2026-02-11

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:58, non-stop
Boeing 717 (717)

Direct Codeshare Flights:

WestJet WS6666

10:48

Chicago Midway (MDW)

13:46

Atlanta (ATL) S

Effective 2026-01-20 through 2026-02-10

Mon
-

Tue

Wed
-

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:58, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

WestJet WS6666

10:49

Chicago Midway (MDW)

13:46

Atlanta (ATL) S

Effective 2026-03-08 through 2026-04-12

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:57, non-stop
Boeing 717 (717)

Direct Codeshare Flights:

WestJet WS6666

10:53

Chicago Midway (MDW)

13:51

Atlanta (ATL) S

Operates only on 2026-02-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:58, non-stop
Boeing 717 (717)

Direct Codeshare Flights:

WestJet WS6666

10:53

Chicago Midway (MDW)

13:49

Atlanta (ATL) S

Effective 2026-02-12 through 2026-02-20

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:56, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

WestJet WS6666

10:53

Chicago Midway (MDW)

13:49

Atlanta (ATL) S

Effective 2026-02-22 through 2026-03-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:56, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

WestJet WS6666

11:01

Chicago Midway (MDW)

13:58

Atlanta (ATL) S

Effective 2026-02-14 through 2026-03-07

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:57, non-stop
Boeing 717 (717)

Direct Codeshare Flights:

WestJet WS6666

11:01

Chicago Midway (MDW)

13:57

Atlanta (ATL) S

Operates only on 2026-02-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 1063)

Duration: 1:56, non-stop
Airbus A319 (319)

Direct Codeshare Flights:

WestJet WS6666

17:00

Atlanta (ATL) S

18:34

Pittsburgh (PIT)

Operates only on 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2583)

Duration: 1:34, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

17:18

Atlanta (ATL) S

18:55

Pittsburgh (PIT)

Valid until 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2583)

Duration: 1:37, non-stop
Boeing 717 (717)

Direct Codeshare Flights:

WestJet WS6666

17:43

Atlanta (ATL) S

19:01

Chicago O'Hare (ORD) 5

Effective 2026-04-26 through 2026-05-22

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

17:43

Atlanta (ATL) S

19:01

Chicago O'Hare (ORD) 5

Effective 2026-05-25 through 2026-06-08

Mon

Tue
-

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

17:43

Atlanta (ATL) S

19:01

Chicago O'Hare (ORD) 5

Effective 2026-06-09 through 2026-07-06

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

17:43

Atlanta (ATL) S

19:02

Chicago O'Hare (ORD) 5

Effective 2026-07-07 through 2026-08-14

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:19, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

17:43

Atlanta (ATL) S

19:02

Chicago O'Hare (ORD) 5

Effective 2026-08-15 through 2026-10-05

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:19, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

17:43

Atlanta (ATL) S

18:55

Chicago O'Hare (ORD) 5

Effective from 2026-10-06

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:12, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

18:15

Atlanta (ATL) S

19:51

Pittsburgh (PIT)

Effective 2026-01-05 through 2026-01-18

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2583)

Duration: 1:36, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

18:30

Atlanta (ATL) S

19:48

Chicago O'Hare (ORD) 5

Effective 2026-04-28 through 2026-05-23

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

18:30

Atlanta (ATL) S

19:48

Chicago O'Hare (ORD) 5

Effective 2026-05-24 through 2026-05-30

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

18:30

Atlanta (ATL) S

19:48

Chicago O'Hare (ORD) 5

Effective 2026-06-02 through 2026-06-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

18:30

Atlanta (ATL) S

19:48

Chicago O'Hare (ORD) 5

Effective 2026-06-13 through 2026-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:18, non-stop
Boeing 737-900 (739)

Direct Codeshare Flights:

WestJet WS6666

18:30

Atlanta (ATL) S

19:49

Chicago O'Hare (ORD) 5

Effective 2026-07-11 through 2026-08-08

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Codeshare flight, operated by Delta Air Lines. (DL 2879)

Duration: 2:19, non-stop
Boeing 737-900 (739)

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Parallax here -

This flight number is listed as serving the following routes:

Atlanta (ATL) - Chicago O'Hare (ORD)
Atlanta (ATL) - Pittsburgh (PIT)
Chicago Midway (MDW) - Atlanta (ATL)

All WestJet flights

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- CACHE: False - LANG: en - IS_EU: False