$154 Cheap Flights to Denver, IA

Book with confidence

Tips to find the cheapest flights to Denver

The cheapest day to fly

Get started finding a cheap flight to Denver on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

April is the cheapest month to fly to Denver. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Denver. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Denver, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Denver

The lowest price for round-trip flights to Denver in 2026 starts from $224, while one-way tickets start from from $154. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Denver. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Denver

American Airlines are just some of the airlines that can typically offer cheap tickets to Denver. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Denver and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Denver, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Denver. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Denver plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Denver

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Denver.

Stopover savings

The cheapest tickets to Denver are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Denver. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Denver for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Denver. Simply download the free Expedia app to your smart device and activate Denver flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Denver. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently Asked Questions

What month is the cheapest to fly to Denver?

April is the cheapest month to travel to Denver. There's less demand then, so fares are generally more affordable. Organizing your trip outside of public and school holidays can also help you save.

Which US cities have the cheapest flights to Denver?

Usually, Chicago, Denver and Atlanta offer cheap flights to Denver. However, flexibility is always key to scoring yourself the best fares. Plan your escape midweek or during the low season to keep costs as low as possible.

Which US cities fly direct to Denver?

There are 21 US destinations you're able to fly to Denver nonstop from. Compare your options by using the "Direct flights only" box on Expedia and find the best starting point for you. Here are several of the leading cities to take off from:

• Chicago
• Denver
• Atlanta
• Dallas
• Detroit

How to find a cheap flight to Denver?

Jetting off in the low season and booking ahead of time are two of the best ways to snag cheap flights to Denver. Or, consider departing on a Thursday, which is on average 16% cheaper than departing on a Sunday.* Want to be the first to know when fares drop? Just set up price tracking on the Expedia app for real-time updates.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

How to get a cheap last-minute flight to Denver?

While booking in advance is typically the best way to save money, don't panic if your Denver vacation is last minute. You can still get cheap flights to Denver, especially if your plans have some flexibility. Try changing your dates, looking at different ticket options or departing from another airport.

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

Secure your flight to Denver two to four months ahead if you're flying in from an international destination. For domestic travel, the general guideline is 28 days in advance. Bigger savings and a greater choice of departure dates, times and seating options are just some of the awesome benefits of booking early.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Which day of the week is the cheapest day to buy a plane ticket to Denver?

You can usually get cheap flights to Denver on a Sunday. You can save around 8% on average compared to those who book on a Friday, which is typically the most expensive day to book.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Which airlines fly to Denver?

Choose a seat with one of these airlines and the dynamic region of Denver will be yours to explore:

• American Airlines - 407 flights to Denver each month, including 407 flights to Des Moines Intl. Airport (DSM) per month.
• Delta Air Lines - 320 flights to Denver each month, including 320 flights to Des Moines Intl. Airport (DSM) per month.
• United Airlines - 294 flights to Denver each month, including 294 flights to Des Moines Intl. Airport (DSM) per month.

Where do you fly into Denver?

Waterloo Regional Airport (ALO) is the main hub for passengers flying to Denver. Or you could arrive at Marshalltown, IA (MIW-Marshalltown Municipal). Compare fares between these airports to find the most convenient or cost-effective way to fly to Denver.

How far is the airport from central Denver?

You'll be approximately 9 mi south of the center of Denver after landing at Waterloo Regional Airport (ALO).

Can I save money by booking a Denver trip package?

You could possibly save hundreds of dollars if you secure a Denver flight and hotel package deal on Expedia. And you'll make life easier by having all your travel plans in one place. Try bundling flights and accommodations with extras such as car rentals and tours for your own customized Denver getaway.

Can I change or cancel my flight to Denver?

It's usually possible to cancel or change your flight to Denver. Many airlines allow you to cancel flights for free within 24 hours of making your booking. However, some flights are non-refundable, and airlines may issue you a credit toward future flights instead of a direct refund. To secure affordable flights to Denver with flexible change policies, check the "No cancel fee" or "Changes included" filters when you search. Need more information? Go to our Customer Service Portal.