Southwest® flights from New York (LaGuardia) to Denver from $157

Promo Code

Low fares from New York (LaGuardia) to Denver

$

New York (LaGuardia) (LGA)to

Denver (DEN)
Depart: 09/05/2026

One-way

Basic

From
$157
Seen: 6 hrs ago

New York (LaGuardia) (LGA)to

Denver (DEN)
Depart: 09/30/2026

One-way

Basic

From
$166
Seen: 23 hrs ago

New York (LaGuardia) (LGA)to

Denver (DEN)
Depart: 09/21/2026

One-way

Basic

From
$166
Seen: 21 hrs ago

New York (LaGuardia) (LGA)to

Denver (DEN)
Depart: 09/16/2026

One-way

Basic

From
$166
Seen: 3 hrs ago

New York (LaGuardia) (LGA)to

Denver (DEN)
Depart: 09/14/2026

One-way

Basic

From
$166
Seen: 4 hrs ago

New York (LaGuardia) (LGA)to

Denver (DEN)
Depart: 09/09/2026

One-way

Basic

From
$166
Seen: 4 hrs ago

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Explore flights from New York (LaGuardia) to Denver

Aug 2026
From$166*
Seen: 10 minutes ago
One Way/Basic
Sep 2026
From$157*
Seen: 6 hrs ago
One Way/Basic
Oct 2026
From$166*
Seen: 23 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $166
cmp-daily-histogram-bars-legend-max-price-aria-label $355
Displaying fares for August-2026
  • LGA–DEN, 08/02/2026: From $355
    02

    Sun

    AUG

  • LGA–DEN, 08/03/2026: From $329
    03

    Mon

  • LGA–DEN, 08/04/2026: From $329
    04

    Tue

  • LGA–DEN, 08/05/2026: From $329
    05

    Wed

  • LGA–DEN, 08/06/2026: From $339
    06

    Thu

  • LGA–DEN, 08/07/2026: From $265
    07

    Fri

  • LGA–DEN, 08/08/2026: From $265
    08

    Sat

  • LGA–DEN, 08/09/2026: From $265
    09

    Sun

  • LGA–DEN, 08/10/2026: From $284
    10

    Mon

  • LGA–DEN, 08/11/2026: From $265
    11

    Tue

  • LGA–DEN, 08/12/2026: From $265
    12

    Wed

  • LGA–DEN, 08/13/2026: From $265
    13

    Thu

  • LGA–DEN, 08/14/2026: From $184
    14

    Fri

  • LGA–DEN, 08/15/2026: From $209
    15

    Sat

  • LGA–DEN, 08/16/2026: From $209
    16

    Sun

  • LGA–DEN, 08/17/2026: From $174
    17

    Mon

  • LGA–DEN, 08/18/2026: From $174
    18

    Tue

  • LGA–DEN, 08/19/2026: From $174
    19

    Wed

  • LGA–DEN, 08/20/2026: From $174
    20

    Thu

  • LGA–DEN, 08/21/2026: From $174
    21

    Fri

  • LGA–DEN, 08/22/2026: From $176
    22

    Sat

  • LGA–DEN, 08/23/2026: From $187
    23

    Sun

  • LGA–DEN: cmp-view-offers-disclaimer. Find Offers
    24

    Mon

  • LGA–DEN: cmp-view-offers-disclaimer. Find Offers
    25

    Tue

  • LGA–DEN, 08/26/2026: From $166
    26

    Wed

  • LGA–DEN, 08/27/2026: From $166
    27

    Thu

  • LGA–DEN, 08/28/2026: From $174
    28

    Fri

  • LGA–DEN, 08/29/2026: From $174
    29

    Sat

  • LGA–DEN, 08/30/2026: From $174
    30

    Sun

  • LGA–DEN: cmp-view-offers-disclaimer. Find Offers
    31

    Mon

  • LGA–DEN: cmp-view-offers-disclaimer. Find Offers
    01

    Tue

    SEP

    • Range$166-$355

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    La Guardia Airport
    Arriving at:
    Denver International Airport
    Average flight time:
    4 hours 25 minutes
    Distance:
    1620 miles

    Route Information

    156† Weekly flights
    • 4‡ Nonstop flights per day Monday through Friday
    • 2‡ Nonstop flights on Saturday
    • 4‡ Nonstop flights on Sunday

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    The average flight time from New York (LaGuardia) to Denver is 4 hours 25 minutes.
    There are 156 weekly flights from New York (LaGuardia) to Denver on Southwest Airlines.
    Yes, Southwest flies nonstop from New York (LaGuardia) to Denver 4 times per day from Monday through Friday.
    Yes, Southwest flies nonstop from New York (LaGuardia) to Denver 2 times per day on Saturdays and 4 times per day on Sundays.
    To find the lowest fares by day and time to fly New York (LaGuardia) to Denver with Southwest, check out our Low Fare Calendar.
    You can rent a car at Denver International Airport book yours with your flight.
    Yes! Flights from New York (LaGuardia) to Denver—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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