Southwest Airlines flights from New York LaGuardia (LGA) to Denver (DEN).

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FLIGHT SCHEDULE
Direct Flights:
Sun 06:05 New York LaGuardia (LGA) B 08:20 Denver (DEN) Southwest Airlines WN 3447 Non-stop Boeing 737 MAX 8 (7M8) 4:15 Effective 2025-09-07 through 2025-09-28
Sat 06:20 New York LaGuardia (LGA) B 08:30 Denver (DEN) Southwest Airlines WN 3447 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2025-08-09 through 2025-09-27
Mon,Thu,Fri 06:30 New York LaGuardia (LGA) B 08:40 Denver (DEN) Southwest Airlines WN 3447 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2025-08-07 through 2025-09-29
Tue,Wed 12:30 New York LaGuardia (LGA) B 14:40 Denver (DEN) Southwest Airlines WN 3447 Non-stop Boeing 737-800 (73H) 4:10 Effective 2025-08-05 through 2025-10-01
Tue,Wed 07:15 New York LaGuardia (LGA) B 09:30 Denver (DEN) Southwest Airlines WN 3448 Non-stop Boeing 737-800 (73H) 4:15 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 12:40 New York LaGuardia (LGA) B 14:50 Denver (DEN) Southwest Airlines WN 3448 Non-stop Boeing 737 MAX 8 (7M8) 4:10 Effective 2025-08-07 through 2025-09-29
Tue,Wed 17:00 New York LaGuardia (LGA) B 19:25 Denver (DEN) Southwest Airlines WN 3450 Non-stop Boeing 737 MAX 8 (7M8) 4:25 Effective 2025-08-05 through 2025-10-01
Sat 20:20 New York LaGuardia (LGA) B 22:45 Denver (DEN) Southwest Airlines WN 3450 Non-stop Boeing 737 MAX 8 (7M8) 4:25 Effective 2025-08-09 through 2025-09-27
Sun 20:50 New York LaGuardia (LGA) B 23:10 Denver (DEN) Southwest Airlines WN 3450 Non-stop Boeing 737-700 (73W) 4:20 Operates only on 2025-08-31
Sun 20:55 New York LaGuardia (LGA) B 23:15 Denver (DEN) Southwest Airlines WN 3450 Non-stop Boeing 737-700 (73W) 4:20 Effective 2025-08-10 through 2025-08-24
Sun 20:55 New York LaGuardia (LGA) B 23:15 Denver (DEN) Southwest Airlines WN 3450 Non-stop Boeing 737-700 (73W) 4:20 Effective 2025-09-07 through 2025-09-28
Mon,Thu,Fri 21:55 New York LaGuardia (LGA) B 00:10 Denver (DEN) Southwest Airlines WN 3450 Non-stop Boeing 737-700 (73W) 4:15 Effective 2025-08-07 through 2025-09-29 The flight arrives 1 day after departure.
Sun 11:35 New York LaGuardia (LGA) B 13:50 Denver (DEN) Southwest Airlines WN 3477 Non-stop Boeing 737-700 (73W) 4:15 Effective 2025-08-10 through 2025-08-24
Sun 11:35 New York LaGuardia (LGA) B 13:50 Denver (DEN) Southwest Airlines WN 3477 Non-stop Boeing 737-700 (73W) 4:15 Effective 2025-09-07 through 2025-09-28
Sun 11:40 New York LaGuardia (LGA) B 13:55 Denver (DEN) Southwest Airlines WN 3477 Non-stop Boeing 737-700 (73W) 4:15 Operates only on 2025-08-31
Mon,Thu,Fri 06:40 New York LaGuardia (LGA) B 09:00 Denver (DEN) Southwest Airlines WN 3525 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2025-10-02 through 2025-10-31
Tue,Wed 11:10 New York LaGuardia (LGA) B 13:30 Denver (DEN) Southwest Airlines WN 3525 Non-stop Boeing 737-700 (Scimitar Winglets) 4:20 Effective 2025-10-07 through 2025-10-29
Mon,Thu,Fri 09:35 New York LaGuardia (LGA) B 12:00 Denver (DEN) Southwest Airlines WN 3526 Non-stop Boeing 737-700 (Scimitar Winglets) 4:25 Effective 2025-10-02 through 2025-10-31
Sun 11:50 New York LaGuardia (LGA) B 14:10 Denver (DEN) Southwest Airlines WN 3526 Non-stop Boeing 737-800 (73H) 4:20 Effective 2025-10-05 through 2025-10-26
Tue,Wed 14:40 New York LaGuardia (LGA) B 17:05 Denver (DEN) Southwest Airlines WN 3526 Non-stop Boeing 737-800 (73H) 4:25 Effective 2025-10-07 through 2025-10-29
Sun 21:35 New York LaGuardia (LGA) B 00:10 Denver (DEN) Southwest Airlines WN 3553 Non-stop Boeing 737-700 (73W) 4:35 Effective 2025-06-08 through 2025-08-03 The flight arrives 1 day after departure.
Mon-Fri 21:55 New York LaGuardia (LGA) B 00:20 Denver (DEN) Southwest Airlines WN 3553 Non-stop Boeing 737-700 (73W) 4:25 Effective 2025-06-05 through 2025-07-03 The flight arrives 1 day after departure.
Mon-Fri 21:55 New York LaGuardia (LGA) B 00:20 Denver (DEN) Southwest Airlines WN 3553 Non-stop Boeing 737-700 (73W) 4:25 Effective 2025-07-07 through 2025-08-04 The flight arrives 1 day after departure.
Sat 10:25 New York LaGuardia (LGA) B 12:45 Denver (DEN) Southwest Airlines WN 3613 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2025-06-07 through 2025-08-02
Sun 11:05 New York LaGuardia (LGA) B 13:25 Denver (DEN) Southwest Airlines WN 3613 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Effective 2025-06-08 through 2025-08-03
Mon-Fri 12:30 New York LaGuardia (LGA) B 14:50 Denver (DEN) Southwest Airlines WN 3613 Non-stop Boeing 737-700 (73W) 4:20 Effective 2025-06-05 through 2025-07-03
Fri 12:30 New York LaGuardia (LGA) B 14:50 Denver (DEN) Southwest Airlines WN 3613 Non-stop Boeing 737 MAX 8 (7M8) 4:20 Operates only on 2025-07-04
Mon-Fri 12:30 New York LaGuardia (LGA) B 14:50 Denver (DEN) Southwest Airlines WN 3613 Non-stop Boeing 737-700 (73W) 4:20 Effective 2025-07-07 through 2025-08-04
Sun 11:05 New York LaGuardia (LGA) B 13:30 Denver (DEN) Southwest Airlines WN 3685 Non-stop Boeing 737-800 (73H) 4:25 Operates only on 2025-11-30
Tue,Wed 17:00 New York LaGuardia (LGA) B 19:35 Denver (DEN) Southwest Airlines WN 3919 Non-stop Boeing 737-800 (73H) 4:35 Valid until 2025-06-04
Mon,Thu,Fri 17:00 New York LaGuardia (LGA) B 19:35 Denver (DEN) Southwest Airlines WN 3919 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Valid until 2025-06-02
Sat 17:05 New York LaGuardia (LGA) B 19:40 Denver (DEN) Southwest Airlines WN 3919 Non-stop Boeing 737-800 (73H) 4:35 Valid until 2025-05-31
Sun 17:30 New York LaGuardia (LGA) B 20:10 Denver (DEN) Southwest Airlines WN 3919 Non-stop Boeing 737 MAX 8 (7M8) 4:40 Valid until 2025-05-18
Sun 17:30 New York LaGuardia (LGA) B 20:10 Denver (DEN) Southwest Airlines WN 3919 Non-stop Boeing 737 MAX 8 (7M8) 4:40 Operates only on 2025-06-01
Sun 20:45 New York LaGuardia (LGA) B 23:25 Denver (DEN) Southwest Airlines WN 4491 Non-stop Boeing 737-800 (73H) 4:40 Operates only on 2025-05-25
Sun 20:55 New York LaGuardia (LGA) B 23:30 Denver (DEN) Southwest Airlines WN 4491 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Valid until 2025-05-18
Sun 20:55 New York LaGuardia (LGA) B 23:30 Denver (DEN) Southwest Airlines WN 4491 Non-stop Boeing 737 MAX 8 (7M8) 4:35 Operates only on 2025-06-01
Mon-Fri 21:45 New York LaGuardia (LGA) B 00:10 Denver (DEN) Southwest Airlines WN 4491 Non-stop Boeing 737-800 (73H) 4:25 Valid until 2025-06-04 The flight arrives 1 day after departure.
Non-Direct Flights:
Mon,Thu,Fri,Sun 07:30 New York LaGuardia (LGA) B 12:15 Denver (DEN) Southwest Airlines WN 2106 1-stop Boeing 737-800 (73H) 6:45 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 07:30 New York LaGuardia (LGA) B 12:15 Denver (DEN) Southwest Airlines WN 2106 1-stop Boeing 737-800 (73H) 6:45 Effective 2025-11-21 through 2025-11-28
Fri,Sun 07:30 New York LaGuardia (LGA) B 12:15 Denver (DEN) Southwest Airlines WN 2106 1-stop Boeing 737-800 (73H) 6:45 Effective 2025-12-07 through 2025-12-14
Thu 07:30 New York LaGuardia (LGA) B 12:15 Denver (DEN) Southwest Airlines WN 2106 1-stop Boeing 737-800 (73H) 6:45 Operates only on 2025-12-18
Mon 07:30 New York LaGuardia (LGA) B 12:15 Denver (DEN) Southwest Airlines WN 2106 1-stop Boeing 737-800 (73H) 6:45 Operates only on 2026-01-05
Sun 06:40 New York LaGuardia (LGA) B 11:05 Denver (DEN) Southwest Airlines WN 2175 1-stop Boeing 737 MAX 8 (7M8) 6:25 Effective 2025-10-05 through 2025-10-26
Sat 06:45 New York LaGuardia (LGA) B 11:10 Denver (DEN) Southwest Airlines WN 2175 1-stop Boeing 737 MAX 8 (7M8) 6:25 Effective 2025-10-04 through 2025-11-01
Mon,Thu,Fri 07:40 New York LaGuardia (LGA) B 12:05 Denver (DEN) Southwest Airlines WN 2175 1-stop Boeing 737-800 (73H) 6:25 Effective 2025-10-02 through 2025-10-31
Fri 07:15 New York LaGuardia (LGA) B 11:30 Denver (DEN) Southwest Airlines WN 2194 1-stop Boeing 737 MAX 8 (7M8) 6:15 Operates only on 2025-07-04
Tue,Wed 09:00 New York LaGuardia (LGA) B 12:45 Denver (DEN) Southwest Airlines WN 3027 1-stop Boeing 737-700 (Scimitar Winglets) 5:45 Effective 2025-10-07 through 2025-10-29

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Parallax here LGA-DEN

1 2 3

A domestic route departing from the New York LaGuardia airport (LGA) and arriving at Denver airport (DEN).
The flight distance is 1614 miles, or 2598 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:10 and 4:45.

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Southwest Airlines flights from New York LaGuardia (LGA) to Denver (DEN).

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FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN3447

06:05

New York LaGuardia (LGA) B

08:20

Denver (DEN)

Effective 2025-09-07 through 2025-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3447

06:20

New York LaGuardia (LGA) B

08:30

Denver (DEN)

Effective 2025-08-09 through 2025-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3447

06:30

New York LaGuardia (LGA) B

08:40

Denver (DEN)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3447

12:30

New York LaGuardia (LGA) B

14:40

Denver (DEN)

Effective 2025-08-05 through 2025-10-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3448

07:15

New York LaGuardia (LGA) B

09:30

Denver (DEN)

Effective 2025-08-05 through 2025-10-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3448

12:40

New York LaGuardia (LGA) B

14:50

Denver (DEN)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:10, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3450

17:00

New York LaGuardia (LGA) B

19:25

Denver (DEN)

Effective 2025-08-05 through 2025-10-01

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3450

20:20

New York LaGuardia (LGA) B

22:45

Denver (DEN)

Effective 2025-08-09 through 2025-09-27

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:25, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3450

20:50

New York LaGuardia (LGA) B

23:10

Denver (DEN)

Operates only on 2025-08-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3450

20:55

New York LaGuardia (LGA) B

23:15

Denver (DEN)

Effective 2025-08-10 through 2025-08-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3450

20:55

New York LaGuardia (LGA) B

23:15

Denver (DEN)

Effective 2025-09-07 through 2025-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3450

21:55

New York LaGuardia (LGA) B

00:10(+1)

Denver (DEN)

Effective 2025-08-07 through 2025-09-29

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:15, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN3477

11:35

New York LaGuardia (LGA) B

13:50

Denver (DEN)

Effective 2025-08-10 through 2025-08-24

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3477

11:35

New York LaGuardia (LGA) B

13:50

Denver (DEN)

Effective 2025-09-07 through 2025-09-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3477

11:40

New York LaGuardia (LGA) B

13:55

Denver (DEN)

Operates only on 2025-08-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:15, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3525

06:40

New York LaGuardia (LGA) B

09:00

Denver (DEN)

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3525

11:10

New York LaGuardia (LGA) B

13:30

Denver (DEN)

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3526

09:35

New York LaGuardia (LGA) B

12:00

Denver (DEN)

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:25, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN3526

11:50

New York LaGuardia (LGA) B

14:10

Denver (DEN)

Effective 2025-10-05 through 2025-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3526

14:40

New York LaGuardia (LGA) B

17:05

Denver (DEN)

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3553

21:35

New York LaGuardia (LGA) B

00:10(+1)

Denver (DEN)

Effective 2025-06-08 through 2025-08-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:35, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN3553

21:55

New York LaGuardia (LGA) B

00:20(+1)

Denver (DEN)

Effective 2025-06-05 through 2025-07-03

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:25, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN3553

21:55

New York LaGuardia (LGA) B

00:20(+1)

Denver (DEN)

Effective 2025-07-07 through 2025-08-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:25, non-stop
Boeing 737-700 (73W)
The flight arrives 1 day after departure.

Southwest Airlines WN3613

10:25

New York LaGuardia (LGA) B

12:45

Denver (DEN)

Effective 2025-06-07 through 2025-08-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3613

11:05

New York LaGuardia (LGA) B

13:25

Denver (DEN)

Effective 2025-06-08 through 2025-08-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3613

12:30

New York LaGuardia (LGA) B

14:50

Denver (DEN)

Effective 2025-06-05 through 2025-07-03

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3613

12:30

New York LaGuardia (LGA) B

14:50

Denver (DEN)

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3613

12:30

New York LaGuardia (LGA) B

14:50

Denver (DEN)

Effective 2025-07-07 through 2025-08-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:20, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN3685

11:05

New York LaGuardia (LGA) B

13:30

Denver (DEN)

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:25, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3919

17:00

New York LaGuardia (LGA) B

19:35

Denver (DEN)

Valid until 2025-06-04

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 4:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3919

17:00

New York LaGuardia (LGA) B

19:35

Denver (DEN)

Valid until 2025-06-02

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3919

17:05

New York LaGuardia (LGA) B

19:40

Denver (DEN)

Valid until 2025-05-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 4:35, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3919

17:30

New York LaGuardia (LGA) B

20:10

Denver (DEN)

Valid until 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3919

17:30

New York LaGuardia (LGA) B

20:10

Denver (DEN)

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4491

20:45

New York LaGuardia (LGA) B

23:25

Denver (DEN)

Operates only on 2025-05-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN4491

20:55

New York LaGuardia (LGA) B

23:30

Denver (DEN)

Valid until 2025-05-18

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4491

20:55

New York LaGuardia (LGA) B

23:30

Denver (DEN)

Operates only on 2025-06-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 4:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN4491

21:45

New York LaGuardia (LGA) B

00:10(+1)

Denver (DEN)

Valid until 2025-06-04

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 4:25, non-stop
Boeing 737-800 (73H)
The flight arrives 1 day after departure.

Non-Direct Flights:

Southwest Airlines WN2106

07:30

New York LaGuardia (LGA) B

12:15

Denver (DEN)

Effective 2025-11-02 through 2025-11-16

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 6:45, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN2106

07:30

New York LaGuardia (LGA) B

12:15

Denver (DEN)

Effective 2025-11-21 through 2025-11-28

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 6:45, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN2106

07:30

New York LaGuardia (LGA) B

12:15

Denver (DEN)

Effective 2025-12-07 through 2025-12-14

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 6:45, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN2106

07:30

New York LaGuardia (LGA) B

12:15

Denver (DEN)

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 6:45, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN2106

07:30

New York LaGuardia (LGA) B

12:15

Denver (DEN)

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 6:45, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN2175

06:40

New York LaGuardia (LGA) B

11:05

Denver (DEN)

Effective 2025-10-05 through 2025-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 6:25, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2175

06:45

New York LaGuardia (LGA) B

11:10

Denver (DEN)

Effective 2025-10-04 through 2025-11-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 6:25, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2175

07:40

New York LaGuardia (LGA) B

12:05

Denver (DEN)

Effective 2025-10-02 through 2025-10-31

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 6:25, 1-stop
Boeing 737-800 (73H)

Southwest Airlines WN2194

07:15

New York LaGuardia (LGA) B

11:30

Denver (DEN)

Operates only on 2025-07-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 6:15, 1-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN3027

09:00

New York LaGuardia (LGA) B

12:45

Denver (DEN)

Effective 2025-10-07 through 2025-10-29

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 5:45, 1-stop
Boeing 737-700 (Scimitar Winglets)

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A domestic route departing from the New York LaGuardia airport (LGA) and arriving at Denver airport (DEN).
The flight distance is 1614 miles, or 2598 km.
The timezone of the departure airport is UTC-5 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
For direct flights, the flight time varies between 4:10 and 4:45.

All LGA-DEN flights

All Southwest Airlines flights

Return (DEN-LGA) flights

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