$40 Cheap Flights from Denver (DEN) to Miami (MIA)

View $40 flight on Wed, Jul 30, 2025Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)

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Cheap Flights from Denver to Miami (DEN-MIA)

Prices were available within the past 7 days and start at $40 for one-way flights and $69 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Aug 16 - Sat, Aug 30
DEN
Denver
MIA
Miami
$69 Roundtrip, just found
$69
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Aug 16 from Denver to Miami, returning Sat, Aug 30, priced at $69 just found
Frontier Airlines
Wed, Jul 30 - Wed, Aug 6
DEN
Denver
MIA
Miami
$84 Roundtrip, just found
$84
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Jul 30 from Denver to Miami, returning Wed, Aug 6, priced at $84 just found
Frontier Airlines
Mon, Jul 28 - Wed, Aug 6
DEN
Denver
MIA
Miami
$99 Roundtrip, just found
$99
Roundtrip
just found
Select Frontier Airlines flight, departing Mon, Jul 28 from Denver to Miami, returning Wed, Aug 6, priced at $99 just found
Frontier Airlines
Wed, Sep 10 - Sat, Sep 20
DEN
Denver
MIA
Miami
$108 Roundtrip, found 2 hours ago
$108
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Sep 10 from Denver to Miami, returning Sat, Sep 20, priced at $108 found 2 hours ago
Frontier Airlines
Wed, Aug 6 - Sat, Aug 16
DEN
Denver
MIA
Miami
$114 Roundtrip, found 2 hours ago
$114
Roundtrip
found 2 hours ago
Select Frontier Airlines flight, departing Wed, Aug 6 from Denver to Miami, returning Sat, Aug 16, priced at $114 found 2 hours ago
Frontier Airlines
Sat, Aug 23 - Mon, Sep 1
DEN
Denver
MIA
Miami
$117 Roundtrip, found 5 hours ago
$117
Roundtrip
found 5 hours ago
Select Frontier Airlines flight, departing Sat, Aug 23 from Denver to Miami, returning Mon, Sep 1, priced at $117 found 5 hours ago
American Airlines
Tue, Nov 4 - Wed, Nov 5
DEN
Denver
MIA
Miami
$154 Roundtrip, found 1 day ago
$154
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Nov 4 from Denver to Miami, returning Wed, Nov 5, priced at $154 found 1 day ago
United
Wed, Aug 13 - Thu, Aug 14
DEN
Denver
MIA
Miami
$154 Roundtrip, found 22 hours ago
$154
Roundtrip
found 22 hours ago
Select United flight, departing Wed, Aug 13 from Denver to Miami, returning Thu, Aug 14, priced at $154 found 22 hours ago
Southwest Airlines
Mon, Oct 6 - Fri, Oct 10
DEN
Denver
MIA
Miami
$159 Roundtrip, found 1 hour ago
$159
Roundtrip
found 1 hour ago
Select Southwest Airlines flight, departing Mon, Oct 6 from Denver to Miami, returning Fri, Oct 10, priced at $159 found 1 hour ago
Delta
Mon, Aug 25 - Tue, Aug 26
DEN
Denver
MIA
Miami
$231 Roundtrip, found 22 hours ago
$231
Roundtrip
found 22 hours ago
Select Delta flight, departing Mon, Aug 25 from Denver to Miami, returning Tue, Aug 26, priced at $231 found 22 hours ago

Find the cheapest month to fly from Denver (DEN) to Miami (MIA)

September is typically the cheapest month to fly

From $65 - $167 per traveler.

Graph displaying average flight prices per month

Flights from Denver (DEN) to Miami (MIA)
Origin airport
Denver Intl.
Destination airport
Miami Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$69
Distance
1707 mi
Average flight time
6 hours 22 mins

Denver to Miami Flights

The cheapest times to fly from Denver to Miami

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Denver to Miami are during the month of August. You can find some of the cheapest flights from Denver to Miami with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Denver to Miami

Sunday is one of the best days to book for cheap flights from Denver to Miami: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Denver to Miami

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Denver to Miami in 2025. You can also book with separate airlines for your outbound and return journeys, from $40 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Denver to Miami flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Denver to Miami airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

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

How much does a flight from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA) cost?
You'll find affordable return tickets from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA) starting at $128. Book your seat and be on your way. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Frontier Airlines flight leaving DEN on July 22 2025 and touching down at MIA. The price was last updated on June 26 2025 and has not changed since.
What is the cheapest month to fly from DEN to MIA?
The cheapest flights from DEN to MIA are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
Take the express route to Miami Intl. Airport (MIA). 4 carriers operate direct flights from Denver Intl. Airport (DEN), including:

  • United Airlines
  • American Airlines
  • Frontier Airlines

What is the cheapest airline that flies from DEN to MIA?
With prices as low as $64 for a one-way flight from DEN to MIA, Frontier Airlines is currently the cheapest carrier operating this route. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from DEN on September 21 2025. Prices were last updated on June 26 2025 and have not changed since.
How many flights per day from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
When jetting out of Denver Intl. Airport (DEN), you'll have a choice from an average of 8 daily direct flights to Miami Intl. Airport (MIA).
What are the most popular departure times for flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
The 1 PM departures from DEN to MIA are the busiest. Prices can be higher for these popular slots. If you want to save on your trip, book during off-peak hours.
What day of the week has the most flights from DEN to MIA?
Depart on a Sunday if you're searching for the best selection of flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA).
What is the earliest flight from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
Catch the earliest flight at around 12:59AM UTC-7, heading out of Denver Intl. Airport (DEN). You'll be in the air for roughly 3h 54m, arriving at Miami Intl. Airport (MIA) at approximately 6:53AM UTC-5.
How long does it take to fly from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
It takes roughly 3 hours and 58 minutes to fly the 1,700 mi from DEN to MIA.
What airline has the least delays from DEN to MIA?
With 100% of flights usually landing on schedule, Qatar Airways has the best on-time performance for direct flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA). To keep track of your flight status and receive notifications about any changes, head to the Expedia App.
What is the best time to fly from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
Book a flight from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this time are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Miami from Denver Intl. Airport (DEN)?
You'll arrive at Miami Intl. Airport (MIA) or Fort Lauderdale - Hollywood Intl. Airport (FLL) when traveling to Miami on a direct flight from Denver Intl. Airport (DEN).
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA) last-minute?
Holding off until just before your trip to book your flight from DEN to MIA often results in higher prices. While you may come across some last-minute offers, they aren't always guaranteed. Be flexible with your itinerary for a better chance of landing a bargain.
Is it cheaper to book a DEN to MIA flight and hotel package?
You'll typically save money by securing a DEN to MIA flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your ideal accommodations and flights, you can add extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
If you reserved your DEN to MIA flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.