Delta Air Lines flight DL 3921: Multiple routes

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu-Sat 07:15 Sacramento (SMF) A 08:51 Las Vegas Harry Reid (LAS) 1
DL 3921 Non-stop Embraer EMB 175 (E7W) 1:36 Effective 2026-01-08 through 2026-01-10
Tue,Wed,Sun 08:35 Sacramento (SMF) A 10:11 Las Vegas Harry Reid (LAS) 1
DL 3921 Non-stop Embraer EMB 175 (E7W) 1:36 Effective 2026-01-06 through 2026-01-11
Daily 10:00 Minneapolis/Saint Paul (MSP) 1 11:11 Appleton (ATW)
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:11 Effective 2026-04-13 through 2026-10-05
Daily 10:00 Minneapolis/Saint Paul (MSP) 1 11:17 Appleton (ATW)
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:17 Effective from 2026-10-06
Sun 12:04 Traverse City (TVC) 13:25 Detroit (DTW) M
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:21 Effective 2026-01-25 through 2026-02-08
Daily 12:06 Appleton (ATW) 13:21 Minneapolis/Saint Paul (MSP) 1
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:15 Effective 2026-04-13 through 2026-10-05
Daily 12:06 Appleton (ATW) 13:26 Minneapolis/Saint Paul (MSP) 1
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:20 Effective from 2026-10-06
Daily 12:59 Minneapolis/Saint Paul (MSP) 1 14:38 Saint Louis (STL) 1
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:39 Effective 2026-03-08 through 2026-04-12
Daily 14:12 Minneapolis/Saint Paul (MSP) 1 15:32 Appleton (ATW)
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:20 Effective 2026-02-12 through 2026-03-07
Mon-Wed 14:20 Minneapolis/Saint Paul (MSP) 1 15:40 Appleton (ATW)
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:20 Effective 2026-02-02 through 2026-02-11
Daily 15:25 Saint Louis (STL) 1 17:05 Minneapolis/Saint Paul (MSP) 1
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:40 Effective 2026-03-08 through 2026-04-12
Daily 16:14 Appleton (ATW) 17:32 Minneapolis/Saint Paul (MSP) 1
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:18 Effective 2026-02-12 through 2026-03-07
Mon-Wed 16:20 Appleton (ATW) 17:40 Minneapolis/Saint Paul (MSP) 1
DL 3921 Non-stop Canadair CRJ 900 (CR9) 1:20 Effective 2026-02-02 through 2026-02-11
Wed,Thu,Sat 21:55 Salt Lake City (SLC) 22:55 Pasco (PSC)
DL 3921 Non-stop Embraer EMB 175 (E7W) 2:00 Valid until 2026-01-03
Mon,Tue,Fri,Sun 22:51 Salt Lake City (SLC) 23:52 Pasco (PSC)
DL 3921 Non-stop Embraer EMB 175 (E7W) 2:01 Valid until 2026-01-04
This flight number is listed as serving the following routes:


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Delta Air Lines flight DL 3921: Multiple routes
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Delta Air Lines DL3921
07:15
Sacramento (SMF) A

08:51
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-08 through 2026-01-10
Mon
-
Tue
-
Wed
-
Thu
Fri
Sat
Sun
-
Duration: 1:36, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
Delta Air Lines DL3921
08:35
Sacramento (SMF) A

10:11
Las Vegas Harry Reid (LAS) 1
Effective 2026-01-06 through 2026-01-11
Mon
-
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:36, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
Delta Air Lines DL3921
10:00
Minneapolis/Saint Paul (MSP) 1

11:11
Appleton (ATW)
Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:11, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
10:00
Minneapolis/Saint Paul (MSP) 1

11:17
Appleton (ATW)
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:17, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
12:04
Traverse City (TVC)

13:25
Detroit (DTW) M
Effective 2026-01-25 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 1:21, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
12:06
Appleton (ATW)

13:21
Minneapolis/Saint Paul (MSP) 1
Effective 2026-04-13 through 2026-10-05
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:15, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
12:06
Appleton (ATW)

13:26
Minneapolis/Saint Paul (MSP) 1
Effective from 2026-10-06
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:20, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
12:59
Minneapolis/Saint Paul (MSP) 1

14:38
Saint Louis (STL) 1
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:39, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
14:12
Minneapolis/Saint Paul (MSP) 1

15:32
Appleton (ATW)
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:20, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
14:20
Minneapolis/Saint Paul (MSP) 1

15:40
Appleton (ATW)
Effective 2026-02-02 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
15:25
Saint Louis (STL) 1

17:05
Minneapolis/Saint Paul (MSP) 1
Effective 2026-03-08 through 2026-04-12
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:40, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
16:14
Appleton (ATW)

17:32
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-12 through 2026-03-07
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 1:18, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
16:20
Appleton (ATW)

17:40
Minneapolis/Saint Paul (MSP) 1
Effective 2026-02-02 through 2026-02-11
Mon
Tue
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 1:20, non-stop
Canadair CRJ 900 (CR9)
Direct Flights:
Delta Air Lines DL3921
21:55
Salt Lake City (SLC)

22:55
Pasco (PSC)
Valid until 2026-01-03
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
Sun
-
Duration: 2:00, non-stop
Embraer EMB 175 (E7W)
Direct Flights:
Delta Air Lines DL3921
22:51
Salt Lake City (SLC)

23:52
Pasco (PSC)
Valid until 2026-01-04
Mon
Tue
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 2:01, non-stop
Embraer EMB 175 (E7W)
This flight number is listed as serving the following routes:
  • Appleton (ATW) - Minneapolis/Saint Paul (MSP)
  • Minneapolis/Saint Paul (MSP) - Saint Louis (STL)
  • Sacramento (SMF) - Las Vegas Harry Reid (LAS)
  • Salt Lake City (SLC) - Pasco (PSC)
  • Traverse City (TVC) - Detroit (DTW)
All Delta Air Lines flights
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