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Cheap flights from New York LaGuardia Airport to Denver from $89

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York LaGuardia Airport to Denver departing on 9/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from New York LaGuardia Airport to Denver

Cheap round-trip flights

Frontier Logo
10:56 pm - 1:04 amLGA-DEN
4h 08mnonstop
Frontier Logo
4:14 pm - 10:11 pmDEN-LGA
3h 57mnonstop
$125Frontier
Find Deal
Wed, Sep 24 - Sat, Sep 27
Frontier Logo
10:56 pm - 1:04 amLGA-DEN
4h 08mnonstop
Frontier Logo
4:14 pm - 10:11 pmDEN-LGA
3h 57mnonstop
$128Frontier
Find Deal
Sat, Sep 27 - Sat, Oct 4
Frontier Logo
10:56 pm - 1:04 amLGA-DEN
4h 08mnonstop
Frontier Logo
12:04 am - 12:01 pmDEN-LGA
9h 57m1 stop
$131Frontier
Find Deal
Thu, Sep 18 - Fri, Sep 19
Frontier Logo
10:56 pm - 1:04 amLGA-DEN
4h 08mnonstop
Frontier Logo
4:08 pm - 10:00 pmDEN-LGA
3h 52mnonstop
$133Frontier
Find Deal
Thu, Oct 2 - Tue, Oct 7
Frontier Logo
10:55 pm - 1:08 amLGA-DEN
4h 13mnonstop
Frontier Logo
4:08 pm - 10:00 pmDEN-LGA
3h 52mnonstop
$134Frontier
Find Deal
Sat, Oct 11 - Sat, Oct 18
Frontier Logo
10:56 pm - 1:04 amLGA-DEN
4h 08mnonstop
Frontier Logo
4:14 pm - 10:11 pmDEN-LGA
3h 57mnonstop
$136Frontier
Find Deal
Sat, Sep 27 - Sat, Oct 4
Frontier Logo
10:56 pm - 1:04 amLGA-DEN
4h 08mnonstop
Frontier Logo
4:14 pm - 10:11 pmDEN-LGA
3h 57mnonstop
$138Frontier
Find Deal
Fri, Sep 26 - Sat, Oct 4
Frontier Logo
10:55 pm - 1:08 amLGA-DEN
4h 13mnonstop
Frontier Logo
4:08 pm - 10:00 pmDEN-LGA
3h 52mnonstop
$139Frontier
Find Deal
Tue, Oct 14 - Tue, Oct 21
Frontier Logo
12:56 pm - 11:13 pmLGA-DEN
12h 17m1 stop
Frontier Logo
4:14 pm - 10:11 pmDEN-LGA
3h 57mnonstop
$140Frontier
Find Deal
Sat, Sep 27 - Sun, Sep 28
Delta Logo
7:30 am - 10:02 amLGA-DEN
4h 32mnonstop
Delta Logo
6:50 am - 12:33 pmDEN-LGA
3h 43mnonstop
$177Delta
Find Deal
Sat, Dec 6 - Wed, Dec 17

Frontier flights from New York LaGuardia Airport to Denver

Our best Frontier deals on New York LaGuardia Airport to Denver flight tickets
Frontier
Sep 24
LGA10:56 pmNew York LaGuardia
4h 08m
DEN1:04 amDenver Intl
Sep 27
DEN4:14 pmDenver Intl
3h 57m
LGA10:11 pmNew York LaGuardia
$125
Find similar
Frontier
Sep 27
LGA10:56 pmNew York LaGuardia
4h 08m
DEN1:04 amDenver Intl
Oct 4
DEN4:14 pmDenver Intl
3h 57m
LGA10:11 pmNew York LaGuardia
$128
Find similar
Frontier
Sep 18
LGA10:56 pmNew York LaGuardia
4h 08m
DEN1:04 amDenver Intl
Sep 19
DEN12:04 amDenver Intl
9h 57m
1 stop
LGA12:01 pmNew York LaGuardia
$131
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New York LaGuardia Airport to Denver that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 15, 2025.
Use the filters below to find and compare flights from New York LaGuardia Airport to Denver that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Wed 9/24

10:56 pm-1:04 am

Nonstop4h 08m

Denver Intl

Sat 9/27

4:14 pm-10:11 pm

Nonstop3h 57m

$125

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 9/27

10:56 pm-1:04 am

Nonstop4h 08m

Denver Intl

Sat 10/4

4:14 pm-10:11 pm

Nonstop3h 57m

$128

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Thu 9/18

10:56 pm-1:04 am

Nonstop4h 08m

Denver Intl

Fri 9/19

12:04 am-12:01 pm

1 stop9h 57m

$131

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Thu 10/2

10:56 pm-1:04 am

Nonstop4h 08m

Denver Intl

Tue 10/7

4:08 pm-10:00 pm

Nonstop3h 52m

$133

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 10/11

10:55 pm-1:08 am

Nonstop4h 13m

Denver Intl

Sat 10/18

4:08 pm-10:00 pm

Nonstop3h 52m

$134

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 9/27

10:56 pm-1:04 am

Nonstop4h 08m

Denver Intl

Sat 10/4

4:14 pm-10:11 pm

Nonstop3h 57m

$136

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Fri 9/26

10:56 pm-1:04 am

Nonstop4h 08m

Denver Intl

Sat 10/4

4:14 pm-10:11 pm

Nonstop3h 57m

$138

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Tue 10/14

10:55 pm-1:08 am

Nonstop4h 13m

Denver Intl

Tue 10/21

4:08 pm-10:00 pm

Nonstop3h 52m

$139

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 9/27

12:56 pm-11:13 pm

1 stop12h 17m

Denver Intl

Sun 9/28

4:14 pm-10:11 pm

Nonstop3h 57m

$140

New YorkDenver

LGA - DEN

LGADEN

New York LaGuardia

Sat 12/6

7:30 am-10:02 am

Nonstop4h 32m

Denver Intl

Wed 12/17

6:50 am-12:33 pm

Nonstop3h 43m

$177

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from New York LaGuardia Airport to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from New York LaGuardia Airport is in October. Flight prices, which tend to average around $285, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in October, then you should wait until January to fly from New York LaGuardia Airport, when ticket prices are also cheap, with an average price of $287.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Wednesday when prices can be found for as low as $371. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $454.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $292. Flights in the morning are often more expensive with an average ticket price of $425.

What is the cheapest New York LaGuardia to Denver Intl flight route?

Fly from New York LaGuardia to Denver Intl for the best New York LaGuardia - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from New York LaGuardia Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $334 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from New York LaGuardia Airport for as low as $289 on momondo.

What cabin class options are available on New York LaGuardia to Denver Intl flights?

There are 4 cabin classes available to choose from on New York LaGuardia to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have New York LaGuardia Airport to Denver flight prices changed over time?

As of September 2025, prices for New York LaGuardia Airport to Denver flights are approximately 44% cheaper when compared to flights at the same time last year.

When to book flights from New York LaGuardia Airport to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from New York LaGuardia Airport to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York LaGuardia Airport to Denver (LGA to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York LaGuardia Airport to Denver

Best Price Found

$146

Fastest flight time

4h 08m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from New York LaGuardia Airport in the past 72 hours is $146. The best round-trip flight deal from New York LaGuardia Airport to Denver found on momondo in the last 72 hours is $220.
The fastest flight from New York LaGuardia Airport to Denver takes 4h 08m
Direct flights go from New York LaGuardia Airport to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

  • How far is New York LaGuardia to Denver Intl by plane?

    Denver Intl is 1632.3 mi away from New York LaGuardia. In terms of flight time, this usually takes a little over 4h 08m.

  • When did momondo last update prices for flights from New York LaGuardia Airport to Denver Intl Airport?

    Prices for flights from New York LaGuardia Airport to Denver Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from New York LaGuardia Airport to Denver Intl Airport?

  • How old do you have to be to fly from New York LaGuardia Airport to Denver Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York LaGuardia Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The required travel and health documents for your Denver Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from New York LaGuardia Airport to Denver?

  • What is the most popular airline from New York LaGuardia Airport to Denver?

Best airlines flying from New York LaGuardia Airport to Denver

Compare and see reviews for airlines that fly from New York LaGuardia Airport to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $93Free CancellationRating
5.8
3,172 reviews
Search Frontier flights
DeltaPriceFrom $167Free CancellationRating
7.9
7,954 reviews
Search Delta flights
JetBluePriceFrom $197Free CancellationRating
7.2
2,912 reviews
Search JetBlue flights
SouthwestPriceFrom $214Free CancellationRating
8.0
4,242 reviews
Search Southwest flights
American AirlinesPriceFrom $215Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $218Free CancellationRating
7.4
8,929 reviews
Search United Airlines flights

  • Southwest Flights From New York LaGuardia Airport to Denver

    The lowest priced Southwest flight from New York LaGuardia Airport to Denver from the last 72 hours was $214. Generally, Southwest has 19 flights on this route every week with an average price of $371. Southwest is rated 8.0/10 by our users.

  • Delta Flights From New York LaGuardia Airport to Denver

    Delta is also a popular choice for this route. Delta flight deals for New York LaGuardia Airport to Denver start from as low as $167 round-trip, depending on your selected dates, with average Delta deals seen on momondo around $343. Delta operates 20 flights to Denver from New York LaGuardia Airport in an average week. Users have rated it 7.9/10 across 7,954 reviews.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Estes Park
Breckenridge
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Boulder
Manitou Springs
Longmont
Lakewood
Greeley
Thornton
Westminster
Winter Park
Copper Mountain
Frisco
Grand Lake
Silverthorne
Central City

Why use momondo?

Why should I use momondo to find a flight deal from New York to Denver?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to Denver. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New York to Denver with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for New York to Denver flights to just show those with flexible booking policies.

How can momondo help me find flights from New York to Denver?

momondo provides multiple filters to help you find the best flight to Denver from New York. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from New York to Denver right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Denver, momondo offers a useful price alert feature which will track prices for flights to Denver from New York and alert you when they change.

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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