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

FLIGHT SCHEDULE
Direct Flights:
Mon-Wed 12:50 Denver (DEN) 18:25 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-15 through 2025-12-17
Wed,Thu 12:50 Denver (DEN) 18:25 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-24 through 2026-01-01
Sun 16:55 Denver (DEN) 22:30 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2025-11-30
Mon,Thu,Fri,Sun 17:15 Denver (DEN) 22:50 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 17:15 Denver (DEN) 22:50 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-11-21 through 2025-11-28
Fri,Sun 17:15 Denver (DEN) 22:50 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-12-07 through 2025-12-14
Thu 17:15 Denver (DEN) 22:50 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2025-12-18
Mon 17:15 Denver (DEN) 22:50 New York LaGuardia (LGA) B Southwest Airlines WN 2040 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2026-01-05
Sun 14:35 Denver (DEN) 20:20 New York LaGuardia (LGA) B Southwest Airlines WN 2078 Non-stop Boeing 737-700 (73W) 3:45 Effective 2025-06-08 through 2025-08-03
Sun 14:35 Denver (DEN) 20:15 New York LaGuardia (LGA) B Southwest Airlines WN 2212 Non-stop Boeing 737-700 (73W) 3:40 Operates only on 2025-08-31
Sun 14:40 Denver (DEN) 20:20 New York LaGuardia (LGA) B Southwest Airlines WN 2212 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-08-10 through 2025-08-24
Sun 14:40 Denver (DEN) 20:20 New York LaGuardia (LGA) B Southwest Airlines WN 2212 Non-stop Boeing 737-700 (73W) 3:40 Effective 2025-09-07 through 2025-09-28
Sun 16:45 Denver (DEN) 22:30 New York LaGuardia (LGA) B Southwest Airlines WN 2405 Non-stop Boeing 737-800 (73H) 3:45 Effective 2025-06-08 through 2025-08-03
Tue,Wed 17:25 Denver (DEN) 23:10 New York LaGuardia (LGA) B Southwest Airlines WN 2405 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2025-06-10 through 2025-07-30
Sat 17:35 Denver (DEN) 23:20 New York LaGuardia (LGA) B Southwest Airlines WN 2405 Non-stop Boeing 737-800 (73H) 3:45 Effective 2025-06-07 through 2025-08-02
Tue,Wed 06:30 Denver (DEN) 12:10 New York LaGuardia (LGA) B Southwest Airlines WN 2503 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-08-05 through 2025-10-01
Mon,Thu,Fri 16:45 Denver (DEN) 22:30 New York LaGuardia (LGA) B Southwest Airlines WN 2503 Non-stop Boeing 737 MAX 8 (7M8) 3:45 Effective 2025-08-07 through 2025-09-29
Sat 17:30 Denver (DEN) 23:20 New York LaGuardia (LGA) B Southwest Airlines WN 2503 Non-stop Boeing 737 MAX 8 (7M8) 3:50 Effective 2025-08-09 through 2025-09-27
Sat 05:10 Denver (DEN) 10:50 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-11-22 through 2025-11-29
Sat 05:10 Denver (DEN) 10:50 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-20 through 2026-01-03
Sun 06:15 Denver (DEN) 12:00 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Operates only on 2025-11-30
Mon,Thu,Fri,Sun 06:20 Denver (DEN) 12:05 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2025-11-02 through 2025-11-16
Mon,Fri,Sun 06:20 Denver (DEN) 12:05 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2025-11-21 through 2025-11-28
Fri,Sun 06:20 Denver (DEN) 12:05 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2025-12-07 through 2025-12-14
Thu 06:20 Denver (DEN) 12:05 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Operates only on 2025-12-18
Mon 06:20 Denver (DEN) 12:05 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Operates only on 2026-01-05
Mon-Wed 06:35 Denver (DEN) 12:20 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 06:35 Denver (DEN) 12:20 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-700 (Scimitar Winglets) 3:45 Effective 2025-12-19 through 2026-01-04
Sat 07:45 Denver (DEN) 13:25 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-11-08 through 2025-11-15
Sat 07:45 Denver (DEN) 13:25 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-12-06 through 2025-12-13
Tue,Wed 09:55 Denver (DEN) 15:35 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-11-04 through 2025-11-12
Mon-Thu 09:55 Denver (DEN) 15:35 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-11-17 through 2025-11-20
Mon-Fri 09:55 Denver (DEN) 15:35 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-02 through 2025-12-11
Mon-Wed 09:55 Denver (DEN) 15:35 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-15 through 2025-12-17
Wed,Thu 09:55 Denver (DEN) 15:35 New York LaGuardia (LGA) B Southwest Airlines WN 2504 Non-stop Boeing 737 MAX 8 (7M8) 3:40 Effective 2025-12-24 through 2026-01-01
Mon,Thu,Fri,Sun 10:45 Denver (DEN) 16:20 New York LaGuardia (LGA) B Southwest Airlines WN 2506 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-11-02 through 2025-11-16
Mon-Wed,Fri,Sun 10:45 Denver (DEN) 16:20 New York LaGuardia (LGA) B Southwest Airlines WN 2506 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-11-21 through 2025-11-28
Mon,Sun 10:45 Denver (DEN) 16:20 New York LaGuardia (LGA) B Southwest Airlines WN 2506 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-01 through 2025-12-07
Thu,Fri,Sun 10:45 Denver (DEN) 16:20 New York LaGuardia (LGA) B Southwest Airlines WN 2506 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-12 through 2025-12-21
Mon,Tue,Fri,Sun 10:45 Denver (DEN) 16:20 New York LaGuardia (LGA) B Southwest Airlines WN 2506 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-22 through 2026-01-05
Mon-Wed 14:35 Denver (DEN) 20:10 New York LaGuardia (LGA) B Southwest Airlines WN 2508 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-11-25 through 2025-12-01
Mon,Tue,Fri,Sun 14:35 Denver (DEN) 20:10 New York LaGuardia (LGA) B Southwest Airlines WN 2508 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-12-19 through 2026-01-04
Mon,Thu,Fri 14:35 Denver (DEN) 20:20 New York LaGuardia (LGA) B Southwest Airlines WN 2517 Non-stop Boeing 737-700 (73W) 3:45 Effective 2025-06-05 through 2025-07-03
Mon,Thu,Fri 14:35 Denver (DEN) 20:20 New York LaGuardia (LGA) B Southwest Airlines WN 2517 Non-stop Boeing 737-700 (73W) 3:45 Effective 2025-07-07 through 2025-08-04
Sun 10:35 Denver (DEN) 16:10 New York LaGuardia (LGA) B Southwest Airlines WN 2527 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Effective 2025-10-05 through 2025-10-26
Fri 10:35 Denver (DEN) 16:10 New York LaGuardia (LGA) B Southwest Airlines WN 2527 Non-stop Boeing 737 MAX 8 (7M8) 3:35 Operates only on 2025-10-31
Sun 16:15 Denver (DEN) 21:55 New York LaGuardia (LGA) B Southwest Airlines WN 2529 Non-stop Boeing 737-800 (73H) 3:40 Effective 2025-10-05 through 2025-10-26
Sat 17:30 Denver (DEN) 23:15 New York LaGuardia (LGA) B Southwest Airlines WN 2529 Non-stop Boeing 737-800 (73H) 3:45 Effective 2025-10-04 through 2025-11-01
Mon-Fri 17:35 Denver (DEN) 23:20 New York LaGuardia (LGA) B Southwest Airlines WN 2529 Non-stop Boeing 737-800 (73H) 3:45 Effective 2025-10-02 through 2025-10-31
Tue,Wed 12:40 Denver (DEN) 18:15 New York LaGuardia (LGA) B Southwest Airlines WN 3149 Non-stop Boeing 737-700 (Scimitar Winglets) 3:35 Effective 2025-10-07 through 2025-10-29

1 2 3

A domestic route departing from the Denver airport (DEN) and arriving at New York LaGuardia airport (LGA).
The flight distance is 1614 miles, or 2598 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-5 . 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 3:35 and 3:50.

Feedback - Disclaimer - Privacy

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

FLIGHT SCHEDULE

Direct Flights:

Southwest Airlines WN2040

12:50

Denver (DEN)

18:25

New York LaGuardia (LGA) B

Effective 2025-12-15 through 2025-12-17

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2040

12:50

Denver (DEN)

18:25

New York LaGuardia (LGA) B

Effective 2025-12-24 through 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2040

16:55

Denver (DEN)

22:30

New York LaGuardia (LGA) B

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2040

17:15

Denver (DEN)

22:50

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2040

17:15

Denver (DEN)

22:50

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2040

17:15

Denver (DEN)

22:50

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2040

17:15

Denver (DEN)

22:50

New York LaGuardia (LGA) B

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2040

17:15

Denver (DEN)

22:50

New York LaGuardia (LGA) B

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2078

14:35

Denver (DEN)

20:20

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2212

14:35

Denver (DEN)

20:15

New York LaGuardia (LGA) B

Operates only on 2025-08-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2212

14:40

Denver (DEN)

20:20

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2212

14:40

Denver (DEN)

20:20

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:40, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2405

16:45

Denver (DEN)

22:30

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2405

17:25

Denver (DEN)

23:10

New York LaGuardia (LGA) B

Effective 2025-06-10 through 2025-07-30

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2405

17:35

Denver (DEN)

23:20

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2503

06:30

Denver (DEN)

12:10

New York LaGuardia (LGA) B

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2503

16:45

Denver (DEN)

22:30

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2503

17:30

Denver (DEN)

23:20

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:50, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2504

05:10

Denver (DEN)

10:50

New York LaGuardia (LGA) B

Effective 2025-11-22 through 2025-11-29

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2504

05:10

Denver (DEN)

10:50

New York LaGuardia (LGA) B

Effective 2025-12-20 through 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2504

06:15

Denver (DEN)

12:00

New York LaGuardia (LGA) B

Operates only on 2025-11-30

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

06:20

Denver (DEN)

12:05

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

06:20

Denver (DEN)

12:05

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

06:20

Denver (DEN)

12:05

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

06:20

Denver (DEN)

12:05

New York LaGuardia (LGA) B

Operates only on 2025-12-18

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

06:20

Denver (DEN)

12:05

New York LaGuardia (LGA) B

Operates only on 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

06:35

Denver (DEN)

12:20

New York LaGuardia (LGA) B

Effective 2025-11-25 through 2025-12-01

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

06:35

Denver (DEN)

12:20

New York LaGuardia (LGA) B

Effective 2025-12-19 through 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:45, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2504

07:45

Denver (DEN)

13:25

New York LaGuardia (LGA) B

Effective 2025-11-08 through 2025-11-15

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2504

07:45

Denver (DEN)

13:25

New York LaGuardia (LGA) B

Effective 2025-12-06 through 2025-12-13

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2504

09:55

Denver (DEN)

15:35

New York LaGuardia (LGA) B

Effective 2025-11-04 through 2025-11-12

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2504

09:55

Denver (DEN)

15:35

New York LaGuardia (LGA) B

Effective 2025-11-17 through 2025-11-20

Mon

Tue

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2504

09:55

Denver (DEN)

15:35

New York LaGuardia (LGA) B

Effective 2025-12-02 through 2025-12-11

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2504

09:55

Denver (DEN)

15:35

New York LaGuardia (LGA) B

Effective 2025-12-15 through 2025-12-17

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2504

09:55

Denver (DEN)

15:35

New York LaGuardia (LGA) B

Effective 2025-12-24 through 2026-01-01

Mon
-

Tue
-

Wed

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:40, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2506

10:45

Denver (DEN)

16:20

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2506

10:45

Denver (DEN)

16:20

New York LaGuardia (LGA) B

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

Mon

Tue

Wed

Thu
-

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2506

10:45

Denver (DEN)

16:20

New York LaGuardia (LGA) B

Effective 2025-12-01 through 2025-12-07

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2506

10:45

Denver (DEN)

16:20

New York LaGuardia (LGA) B

Effective 2025-12-12 through 2025-12-21

Mon
-

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2506

10:45

Denver (DEN)

16:20

New York LaGuardia (LGA) B

Effective 2025-12-22 through 2026-01-05

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2508

14:35

Denver (DEN)

20:10

New York LaGuardia (LGA) B

Effective 2025-11-25 through 2025-12-01

Mon

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2508

14:35

Denver (DEN)

20:10

New York LaGuardia (LGA) B

Effective 2025-12-19 through 2026-01-04

Mon

Tue

Wed
-

Thu
-

Fri

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

Southwest Airlines WN2517

14:35

Denver (DEN)

20:20

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2517

14:35

Denver (DEN)

20:20

New York LaGuardia (LGA) B

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

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-700 (73W)

Southwest Airlines WN2527

10:35

Denver (DEN)

16:10

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2527

10:35

Denver (DEN)

16:10

New York LaGuardia (LGA) B

Operates only on 2025-10-31

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737 MAX 8 (7M8)

Southwest Airlines WN2529

16:15

Denver (DEN)

21:55

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:40, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2529

17:30

Denver (DEN)

23:15

New York LaGuardia (LGA) B

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

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN2529

17:35

Denver (DEN)

23:20

New York LaGuardia (LGA) B

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

Mon

Tue

Wed

Thu

Fri

Sat
-

Sun
-

Duration: 3:45, non-stop
Boeing 737-800 (73H)

Southwest Airlines WN3149

12:40

Denver (DEN)

18:15

New York LaGuardia (LGA) B

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

Mon
-

Tue

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:35, non-stop
Boeing 737-700 (Scimitar Winglets)

prev Page 2 / 3 next

A domestic route departing from the Denver airport (DEN) and arriving at New York LaGuardia airport (LGA).
The flight distance is 1614 miles, or 2598 km.
The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-5 . 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 3:35 and 3:50.

All DEN-LGA flights

All Southwest Airlines flights

Return (LGA-DEN) flights

Feedback - Disclaimer - Privacy