Cheap Flights from New York LaGuardia to Denver International

Compare New York LaGuardia to Denver International flight deals

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Flight deals from New York LaGuardia to Denver International

Looking for a cheap last-minute deal or the best return flight from New York LaGuardia Airport to Denver International Airport? If you want to travel next month, return fares start from R 3,978. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from New York LaGuardia to Denver International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like New York LaGuardia to Denver International flights are currently cheapest in November.

Direct flights from New York LaGuardia to Denver International

New York LaGuardia to Denver International: Alternative routes

Compare routes from New York LaGuardia to Denver below. You may find an airport to fly into that's cheaper, faster, or easier than Denver International.

New York to Denver: Flight information

The things to know before you go.
Cheapest flight foundR 1,944
Cheapest month to flyNovember
Average flight time4 hrs, 27 mins
Most popular airlineSouthwest Airlines
Average flights per week123

Finding cheap flights from New York LaGuardia to Denver International: Frequently asked questions

The best price we found for a return flight from New York LaGuardia to Denver International is R 3,817. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
4 hours and 27 minutes is the average flight time from New York LaGuardia to Denver International.
Southwest Airlines, United and Delta fly direct from New York LaGuardia to Denver International.
As of July 2026, there are 95 flights per week flying from New York LaGuardia to Denver International.
The cheapest month to fly from New York LaGuardia to Denver International is usually September.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from New York LaGuardia Airport to Denver International Airport on Saturday, 12 September 2026.
Yes – the average flight time is 4 hours and 27 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Denver International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Denver is around 40 days in advance, so don’t leave your flight to the last minute.

Currently, Frontier Airlines and KLM offer the cheapest flight tickets to Denver International.

Travelling from New York LaGuardia Airport (LGA) to Denver International Airport (DEN): what you need to know

  • Book a direct flight from New York LaGuardia Airport to Denver International Airport and you'll be in the air for an average of 4 hours 25 minutes.

  • The timezone in Denver is UTC-7, which is two hours behind New York.

  • Flights from LGA to DEN start at 06:00 — the earliest with Southwest Airlines. The last departure is at 22:55 with Frontier Airlines. In total, you can choose from 80 weekly New York LaGuardia Airport to Denver International Airport flights.

  • Your LGA to DEN flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're flying internationally.

  • Travelling during a peak time like July? Major public holidays and other high seasons can result in longer queues at check-in and security. Play it safe and arrive up to four hours ahead of international flights and two hours before a domestic departure.

  • You can fly nonstop to Denver, the United States. Take off with one of these airlines that operate direct flights from New York LaGuardia Airport to Denver International Airport:

  • The airline with the highest booking volume on this route is United.

  • United is the most punctual carrier that offers LGA to DEN flights, with 79.68% of its services arriving as scheduled.

  • If you want to split up your journey, just deselect 'Direct flights only' when searching for your ticket from New York LaGuardia Airport to Denver International Airport. These are the most popular stopovers between LGA and DEN:

    • St Louis Airport

    • Pittsburgh International Airport

    • Cleveland Hopkins International Airport

How to find the cheapest flights from New York LaGuardia Airport (LGA) to Denver International Airport (DEN)

  • Currently, R 1,945 is the lowest price we've found for a one-way New York LaGuardia Airport to Denver International Airport flight. The best price for a return ticket is R 3,817. Keep in mind that fares may change due to demand at the time of booking.

  • Don't leave things to the last moment. You're more likely to get cheap tickets from LGA to DEN if you book ahead. Airlines often offer some excellent early bird deals.

  • May is the cheapest month for flights from New York LaGuardia Airport to Denver International Airport. If you'd like to fly during a different time of year, the 'Whole month' tool will give you the lowest airfares for each month.

  • You won't have to check back in every day to find out if fares have dropped when you create a Price Alert. We'll notify you as soon as a special offer becomes available on cheap flights from LGA to DEN.

  • Choose your ideal arrival and departure times, number of stops and airlines with the filters. Or sort your results by 'Cheapest' to see the best deals on flights from New York LaGuardia Airport to Denver International Airport.

Handy information about New York LaGuardia Airport (LGA)

  • LGA's address is Hangar 7 Centre.

  • Of the flights that depart from New York LaGuardia Airport, 69% land on schedule at their destination.

  • Central New York to New York LaGuardia Airport is approximately 13 kilometres. Depending on traffic, it'll take about 30 minutes to get there if you're driving, ride-sharing or catching a taxi.

  • You can expect a journey time of around 55 minutes on public transport.

  • Get your trip off to a relaxed start by staying near LGA. Whether you're catching an early flight from New York LaGuardia Airport to Denver International Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Denver International Airport (DEN)

  • Consider staying at Baymont by Wyndham Denver International Airport after your New York LaGuardia Airport to Denver International Airport flight. It's only a short drive from DEN and a handy option if you want to relax as soon as possible.

  • Grab a Denver International Airport rental car and explore Denver and beyond with your own set of wheels. Routes Car Rentals, Dollar and Budget are popular providers you can book with here.

  • To get the best deal, reserve your ride from Denver International Airport about one week ahead.

Getting from Denver International Airport (DEN) to central Denver

  • DEN is located at 8500 Pena Boulevard.

  • Denver International Airport is roughly 40 kilometres from central Denver. Driving there takes about 35 minutes.

  • Travelling by public transport takes roughly 35 minutes.

When to fly to Denver International Airport (DEN)

  • It's time to plan your travel dates for your flight from New York LaGuardia Airport to Denver International Airport. July is the busiest month to head to Denver. If you want a more relaxed vibe, go in January.

  • When reserving your flight from New York LaGuardia Airport to Denver International Airport, consider the type of weather you like. July is the warmest month in Denver, with temperatures ranging from 14ºC (57ºF) to 32ºC (90ºF).

  • Look for cheap tickets from LGA to DEN in January if you like cooler conditions. Temperatures are at their lowest then, ranging between -9ºC (16ºF) and 7ºC (45ºF) on average.

Explore more of the United States

  • Colorado Springs is just one of the many places in the United States waiting to be explored once you've taken in the sights of Denver. Around 105 kilometres away to the south, its top attractions include Garden of the Gods, Pikes Peak Region Attractions and Red Rock Canyon.

  • If you're looking to explore another side of the United States, head for Aurora, about 13 kilometres east of Denver. Plains Conservation Centre, DeLaney Homestead Historic District and Aircraft viewing are the start of reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.