Alaska Airlines flight AS 6661: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Tue,Wed,Sat,Sun 06:00 Chicago O'Hare (ORD) 3 09:31 Boston Logan (BOS) B
AS 6661 Non-stop Embraer EMB 175 (E75) 2:31 Effective 2026-03-08 through 2026-03-15
Codeshare flight, operated by American Airlines.(AA 4358)
Sat 06:00 Chicago O'Hare (ORD) 3 09:31 Boston Logan (BOS) B
AS 6661 Non-stop Embraer EMB 175 (E75) 2:31 Effective 2026-03-21 through 2026-04-04
Codeshare flight, operated by American Airlines.(AA 4358)
Daily 07:00 Dallas Fort Worth (DFW) 08:15 Lubbock (LBB)
AS 6661 Non-stop Embraer EMB 175 (E75) 1:15 Effective from 2026-10-05
Codeshare flight, operated by American Airlines.(AA 3487)
Mon,Tue,Thu,Fri,Sun 08:24 Dallas Fort Worth (DFW) 09:47 Lubbock (LBB)
AS 6661 Non-stop Embraer EMB 175 (E75) 1:23 Effective 2026-03-19 through 2026-04-06
Codeshare flight, operated by American Airlines.(AA 3487)
Daily 10:50 Kansas City (MCI) 12:34 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Canadair CRJ 700 (CR7) 1:44 Effective 2026-01-06 through 2026-01-16
Codeshare flight, operated by American Airlines.(AA 4942)
Daily 10:50 Kansas City (MCI) 12:34 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Canadair CRJ 700 (CR7) 1:44 Effective 2026-01-19 through 2026-02-11
Codeshare flight, operated by American Airlines.(AA 4942)
Mon,Thu,Fri 14:22 Chicago O'Hare (ORD) 3 17:50 Boston Logan (BOS) B
AS 6661 Non-stop Embraer EMB 175 (E75) 2:28 Effective 2026-03-09 through 2026-03-16
Codeshare flight, operated by American Airlines.(AA 3489)
Wed 14:22 Chicago O'Hare (ORD) 3 17:50 Boston Logan (BOS) B
AS 6661 Non-stop Embraer EMB 175 (E75) 2:28 Operates only on 2026-03-18
Codeshare flight, operated by American Airlines.(AA 3489)
Daily 14:32 Louisville (SDF) 15:55 Dallas Fort Worth (DFW)
AS 6661 Non-stop Embraer EMB 175 (E75) 2:23 Effective 2026-07-02 through 2026-08-04
Codeshare flight, operated by American Airlines.(AA 3801)
Daily 14:35 Louisville (SDF) 15:55 Dallas Fort Worth (DFW)
AS 6661 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-04-07 through 2026-04-29
Codeshare flight, operated by American Airlines.(AA 3847)
Tue-Sat 14:35 Louisville (SDF) 15:55 Dallas Fort Worth (DFW)
AS 6661 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-05-02 through 2026-05-09
Codeshare flight, operated by American Airlines.(AA 3847)
Daily 14:35 Louisville (SDF) 15:55 Dallas Fort Worth (DFW)
AS 6661 Non-stop Embraer EMB 175 (E75) 2:20 Effective 2026-05-10 through 2026-07-01
Codeshare flight, operated by American Airlines.(AA 3847)
Fri 15:20 Chicago O'Hare (ORD) 3 18:38 Boston Logan (BOS) B
AS 6661 Non-stop Boeing 737-800 (738) 2:18 Operates only on 2026-02-13
Codeshare flight, operated by American Airlines.(AA 2564)
Thu 15:38 Chicago O'Hare (ORD) 3 18:56 Boston Logan (BOS) B
AS 6661 Non-stop Boeing 737-800 (738) 2:18 Operates only on 2026-02-12
Codeshare flight, operated by American Airlines.(AA 2564)
Sun 15:58 Chicago O'Hare (ORD) 3 17:47 Sioux Falls (FSD)
AS 6661 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:49 Operates only on 2026-02-15
Codeshare flight, operated by American Airlines.(AA 4046)
Daily 16:45 Chicago O'Hare (ORD) 3 20:05 Boston Logan (BOS) B
AS 6661 Non-stop Boeing 737-800 (738) 2:20 Effective 2026-09-09 through 2026-10-04
Codeshare flight, operated by American Airlines.(AA 407)
Sat 16:48 Chicago O'Hare (ORD) 3 18:40 Sioux Falls (FSD)
AS 6661 Non-stop Embraer EMB 175 (E75) 1:52 Operates only on 2026-01-03
Codeshare flight, operated by American Airlines.(AA 4356)
Mon,Thu,Fri,Sun 17:07 Chicago O'Hare (ORD) 3 18:59 Sioux Falls (FSD)
AS 6661 Non-stop Embraer EMB 175 (E75) 1:52 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4356)
Mon,Thu,Fri,Sun 17:18 Chicago O'Hare (ORD) 3 19:06 Sioux Falls (FSD)
AS 6661 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2026-02-16 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 4046)
Sun 18:22 Sioux Falls (FSD) 20:10 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Embraer EMB 170 / EMB 175 (E70) 1:48 Operates only on 2026-02-15
Codeshare flight, operated by American Airlines.(AA 4046)
Daily 18:30 Dallas Fort Worth (DFW) E 19:46 Lubbock (LBB)
AS 6661 Non-stop Canadair CRJ 700 (CR7) 1:16 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 5005)
Sat 19:10 Sioux Falls (FSD) 21:16 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Embraer EMB 175 (E75) 2:06 Operates only on 2026-01-03
Codeshare flight, operated by American Airlines.(AA 4356)
Sat 19:26 Grand Rapids (GRR) 19:55 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-02-14 through 2026-02-28
Codeshare flight, operated by American Airlines.(AA 3473)
Mon,Thu,Fri,Sun 19:29 Sioux Falls (FSD) 21:30 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Embraer EMB 175 (E75) 2:01 Valid until 2026-01-05
Codeshare flight, operated by American Airlines.(AA 4356)
Wed 19:31 Grand Rapids (GRR) 20:00 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Embraer EMB 175 (E75) 1:29 Effective 2026-02-18 through 2026-03-04
Codeshare flight, operated by American Airlines.(AA 3473)
Mon,Thu,Fri,Sun 19:52 Sioux Falls (FSD) 21:40 Chicago O'Hare (ORD) 3
AS 6661 Non-stop Embraer EMB 175 (E75) 1:48 Effective 2026-02-16 through 2026-03-06
Codeshare flight, operated by American Airlines.(AA 4046)
Daily 20:16 Lubbock (LBB) 21:42 Dallas Fort Worth (DFW) E
AS 6661 Non-stop Canadair CRJ 700 (CR7) 1:26 Effective 2026-08-05 through 2026-09-08
Codeshare flight, operated by American Airlines.(AA 5005)
This flight number is listed as serving the following routes:


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Alaska Airlines flight AS 6661: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Codeshare Flights:
Alaska Airlines AS6661
06:00
Chicago O'Hare (ORD) 3

09:31
Boston Logan (BOS) B
Effective 2026-03-08 through 2026-03-15
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4358)
Duration: 2:31, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
06:00
Chicago O'Hare (ORD) 3

09:31
Boston Logan (BOS) B
Effective 2026-03-21 through 2026-04-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4358)
Duration: 2:31, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
07:00
Dallas Fort Worth (DFW)

08:15
Lubbock (LBB)
Effective from 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3487)
Duration: 1:15, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
08:24
Dallas Fort Worth (DFW)

09:47
Lubbock (LBB)
Effective 2026-03-19 through 2026-04-06
Mon
Tue
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 3487)
Duration: 1:23, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
10:50
Kansas City (MCI)

12:34
Chicago O'Hare (ORD) 3
Effective 2026-01-06 through 2026-01-16
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4942)
Duration: 1:44, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6661
10:50
Kansas City (MCI)

12:34
Chicago O'Hare (ORD) 3
Effective 2026-01-19 through 2026-02-11
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 4942)
Duration: 1:44, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6661
14:22
Chicago O'Hare (ORD) 3

17:50
Boston Logan (BOS) B
Effective 2026-03-09 through 2026-03-16
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3489)
Duration: 2:28, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
14:22
Chicago O'Hare (ORD) 3

17:50
Boston Logan (BOS) B
Operates only on 2026-03-18
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3489)
Duration: 2:28, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
14:32
Louisville (SDF)

15:55
Dallas Fort Worth (DFW)
Effective 2026-07-02 through 2026-08-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3801)
Duration: 2:23, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
14:35
Louisville (SDF)

15:55
Dallas Fort Worth (DFW)
Effective 2026-04-07 through 2026-04-29
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3847)
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
14:35
Louisville (SDF)

15:55
Dallas Fort Worth (DFW)
Effective 2026-05-02 through 2026-05-09
Mon
-
Tue
Wed
Thu
Fri
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3847)
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
14:35
Louisville (SDF)

15:55
Dallas Fort Worth (DFW)
Effective 2026-05-10 through 2026-07-01
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 3847)
Duration: 2:20, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
15:20
Chicago O'Hare (ORD) 3

18:38
Boston Logan (BOS) B
Operates only on 2026-02-13
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2564)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6661
15:38
Chicago O'Hare (ORD) 3

18:56
Boston Logan (BOS) B
Operates only on 2026-02-12
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 2564)
Duration: 2:18, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6661
15:58
Chicago O'Hare (ORD) 3

17:47
Sioux Falls (FSD)
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4046)
Duration: 1:49, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS6661
16:45
Chicago O'Hare (ORD) 3

20:05
Boston Logan (BOS) B
Effective 2026-09-09 through 2026-10-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 407)
Duration: 2:20, non-stop
Boeing 737-800 (738)
Direct Codeshare Flights:
Alaska Airlines AS6661
16:48
Chicago O'Hare (ORD) 3

18:40
Sioux Falls (FSD)
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4356)
Duration: 1:52, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
17:07
Chicago O'Hare (ORD) 3

18:59
Sioux Falls (FSD)
Valid until 2026-01-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4356)
Duration: 1:52, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
17:18
Chicago O'Hare (ORD) 3

19:06
Sioux Falls (FSD)
Effective 2026-02-16 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4046)
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
18:22
Sioux Falls (FSD)

20:10
Chicago O'Hare (ORD) 3
Operates only on 2026-02-15
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4046)
Duration: 1:48, non-stop
Embraer EMB 170 / EMB 175 (E70)
Direct Codeshare Flights:
Alaska Airlines AS6661
18:30
Dallas Fort Worth (DFW) E

19:46
Lubbock (LBB)
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5005)
Duration: 1:16, non-stop
Canadair CRJ 700 (CR7)
Direct Codeshare Flights:
Alaska Airlines AS6661
19:10
Sioux Falls (FSD)

21:16
Chicago O'Hare (ORD) 3
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 4356)
Duration: 2:06, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
19:26
Grand Rapids (GRR)

19:55
Chicago O'Hare (ORD) 3
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Codeshare flight, operated by American Airlines. (AA 3473)
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
19:29
Sioux Falls (FSD)

21:30
Chicago O'Hare (ORD) 3
Valid until 2026-01-05
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4356)
Duration: 2:01, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
19:31
Grand Rapids (GRR)

20:00
Chicago O'Hare (ORD) 3
Effective 2026-02-18 through 2026-03-04
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Codeshare flight, operated by American Airlines. (AA 3473)
Duration: 1:29, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
19:52
Sioux Falls (FSD)

21:40
Chicago O'Hare (ORD) 3
Effective 2026-02-16 through 2026-03-06
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Codeshare flight, operated by American Airlines. (AA 4046)
Duration: 1:48, non-stop
Embraer EMB 175 (E75)
Direct Codeshare Flights:
Alaska Airlines AS6661
20:16
Lubbock (LBB)

21:42
Dallas Fort Worth (DFW) E
Effective 2026-08-05 through 2026-09-08
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Codeshare flight, operated by American Airlines. (AA 5005)
Duration: 1:26, non-stop
Canadair CRJ 700 (CR7)
This flight number is listed as serving the following routes:
  • Chicago O'Hare (ORD) - Boston Logan (BOS)
  • Chicago O'Hare (ORD) - Sioux Falls (FSD)
  • Dallas Fort Worth (DFW) - Lubbock (LBB)
  • Grand Rapids (GRR) - Chicago O'Hare (ORD)
  • Kansas City (MCI) - Chicago O'Hare (ORD)
  • Louisville (SDF) - Dallas Fort Worth (DFW)
All Alaska Airlines flights
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