What is the cheapest airline that flies from Miami to Denver Intl?

Frontier, American Airlines, and United Airlines are the most popular carriers operating from Miami to Denver Intl

What airlines fly to Denver?

United Airlines, Frontier and American Airlines are the top three most popular airlines that fly to Denver from Miami according to our data. United Airlines is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 7 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

How many flights depart from Miami to Denver on average per week?

As of July 2025, there are 79 flights per week flying from Miami to Denver. The most common day of the week flights depart is Mon, with 16% of flights taking off on this day.

How many flights depart from Miami to Denver on average per day?

As of July 2025, there are 11 flights per day flying from Miami to Denver. The most common time of day flights depart is 8:00PM, with 49% of flights taking off at noon.

When did momondo last update prices for flights from Miami Airport to Denver Intl Airport?

Prices for flights from Miami Airport to Denver Intl Airport were last updated today.

How many operators does momondo search for flights from Miami Airport to Denver Intl Airport?

As of July 2025, there are 5 operators available to choose from for flights from Miami Airport to Denver Intl Airport.

How old do you have to be to fly from Miami Airport to Denver Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Miami Airport to Denver Intl Airport.

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

The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$34 Cheap Flights from Miami to Denver in 2025

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Find the cheapest flights from Miami to Denver

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:00 am - 8:30 amMIA-DEN

4h 30mnonstop

6:55 pm - 12:44 amDEN-MIA

3h 49mnonstop

$73Frontier

Find Deal

Mon, Sep 15 - Sat, Sep 20

6:00 am - 8:30 amMIA-DEN

4h 30mnonstop

6:55 pm - 12:44 amDEN-MIA

3h 49mnonstop

$88Frontier

Find Deal

Fri, Sep 12 - Sun, Sep 14

6:00 am - 8:21 amMIA-DEN

4h 21mnonstop

12:34 am - 6:30 amDEN-MIA

3h 56mnonstop

$120Frontier

Find Deal

Thu, Aug 7 - Sun, Aug 10

6:00 am - 8:21 amMIA-DEN

4h 21mnonstop

12:34 am - 6:30 amDEN-MIA

3h 56mnonstop

$121Frontier

Find Deal

Wed, Aug 6 - Sat, Aug 23

6:00 am - 8:30 amMIA-DEN

4h 30mnonstop

6:55 pm - 12:44 amDEN-MIA

3h 49mnonstop

$122Frontier

Find Deal

Thu, Sep 18 - Sun, Sep 21

6:00 am - 8:21 amMIA-DEN

4h 21mnonstop

12:34 am - 6:30 amDEN-MIA

3h 56mnonstop

$123Frontier

Find Deal

Thu, Aug 7 - Sat, Aug 9

9:55 am - 12:08 pmMIA-DEN

4h 13mnonstop

11:52 pm - 5:44 amDEN-MIA

3h 52mnonstop

$159American Airlines

Find Deal

Wed, Aug 20 - Wed, Aug 27

9:55 am - 12:08 pmMIA-DEN

4h 13mnonstop

11:52 pm - 5:44 amDEN-MIA

3h 52mnonstop

$160American Airlines

Find Deal

Tue, Aug 26 - Tue, Sep 2

3:17 pm - 5:58 pmMIA-DEN

4h 41mnonstop

11:59 pm - 5:59 amDEN-MIA

4h 00mnonstop

$169United Airlines

Find Deal

Tue, Aug 5 - Wed, Aug 13

8:42 pm - 10:59 pmMIA-DEN

4h 17mnonstop

11:52 pm - 5:44 amDEN-MIA

3h 52mnonstop

$176American Airlines

Find Deal

Sat, Aug 30 - Sun, Aug 31

Frontier flights from Miami to Denver

Our best Frontier deals on Miami to Denver flight tickets

Frontier

Sep 15

MIA6:00 amMiami

4h 30m

DEN8:30 amDenver Intl

Sep 20

DEN6:55 pmDenver Intl

3h 49m

MIA12:44 amMiami

$73

Find similar

Frontier

Sep 12

MIA6:00 amMiami

4h 30m

DEN8:30 amDenver Intl

Sep 14

DEN6:55 pmDenver Intl

3h 49m

MIA12:44 amMiami

$88

Find similar

Frontier

Aug 7

MIA6:00 amMiami

4h 21m

DEN8:21 amDenver Intl

Aug 10

DEN12:34 amDenver Intl

3h 56m

MIA6:30 amMiami

$120

Find similar

American Airlines flights from Miami to Denver

Our best American Airlines deals on Miami to Denver flight tickets

American Airlines

Aug 20

MIA9:55 amMiami

4h 13m

DEN12:08 pmDenver Intl

Aug 27

DEN11:52 pmDenver Intl

3h 52m

MIA5:44 amMiami

$159

Find similar

American Airlines

Aug 26

MIA9:55 amMiami

4h 13m

DEN12:08 pmDenver Intl

Sep 2

DEN11:52 pmDenver Intl

3h 52m

MIA5:44 amMiami

$160

Find similar

American Airlines

Aug 30

MIA8:42 pmMiami

4h 17m

DEN10:59 pmDenver Intl

Aug 31

DEN11:52 pmDenver Intl

3h 52m

MIA5:44 amMiami

$176

Find similar

How to get the cheapest flight ticket from Miami 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

Prices

Airlines

Other information

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Miami is in September. Flight prices, which tend to average around $208, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in September, then you should wait until October to fly from Miami, when ticket prices are also cheap, with an average price of $212.

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 Friday when prices can be found for as low as $274. 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 $379.

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

The cheapest time of day to fly to Denver is at noon when flights can be purchased for as low as $180. Flights in the afternoon are often more expensive with an average ticket price of $339.

What is the cheapest Miami to Denver Intl flight route?

Fly from Miami to Denver Intl for the best Miami - 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 Miami when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $264 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Miami for as low as $211 on momondo.

What cabin class options are available on Miami to Denver Intl flights?

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

Can stopping save me money on Miami to Denver flights?

No. A direct flight is the cheapest option for a flight between Miami to Denver.

How have Miami to Denver flight prices changed over time?

As of July 2025, prices for Miami to Denver flights are approximately 100% more expensive when compared to flights at the same time last year.

When to book flights from Miami to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Miami to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Miami to Denver (MIA to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Miami to Denver

Best Price Found	$34
Fastest flight time	4h 13m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Miami in the past 72 hours is $34. The best round-trip flight deal from Miami to Denver found on momondo in the last 72 hours is $73.

The fastest flight from Miami to Denver takes 4h 13m

Direct flights go from Miami to Denver every day.

There is 1 airport near Denver: Denver Intl (DEN)

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How far is Miami to Denver Intl by plane?
The straight-line distance from Miami to Denver Intl is 1723.2 mi. By plane, this route typically takes 4h 13m.
When did momondo last update prices for flights from Miami Airport to Denver Intl Airport?
Prices for flights from Miami Airport to Denver Intl Airport were last updated today.
How many operators does momondo search for flights from Miami Airport to Denver Intl Airport?
As of July 2025, there are 5 operators available to choose from for flights from Miami Airport to Denver Intl Airport.
How old do you have to be to fly from Miami Airport to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Miami Airport to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The travel and health documents required for your trip to Denver Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Denver Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Miami to Denver?
momondo data reveals that the most frequently booked plane model on the route from Miami to Denver is Airbus A321-100/200, representing 23.04% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 18.68%, Boeing 737-800 at 16.68%, and Boeing 737-900 at 14.61%.
What is the most popular airline from Miami to Denver?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Miami to Denver is Frontier (49% of total bookings). The next most popular airlines are American Airlines (26%), United Airlines (19%), and Southwest (6%).

Best airlines flying from Miami to Denver

Compare and see reviews for airlines that fly from Miami to Denver with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $87	Free Cancellation	Rating 5.9 3,260 reviews	Search Frontier flights
Delta	PriceFrom $134	Free Cancellation	Rating 8.0 7,953 reviews	Search Delta flights
Southwest	PriceFrom $179	Free Cancellation	Rating 8.0 4,243 reviews	Search Southwest flights
American Airlines	PriceFrom $179	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $180	Free Cancellation	Rating 7.4 8,856 reviews	Search United Airlines flights

Southwest Flights From Miami to Denver
The lowest priced Southwest flight from Miami to Denver from the last 72 hours was $179. Generally, Southwest has 5 flights on this route every week with an average price of $322. Southwest is rated 8.0/10 by our users.
United Airlines Flights From Miami to Denver
The best United Airlines deal for Miami to Denver flight tickets found on momondo in the last 72 hours was $180, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at $380 round-trip. United Airlines operates 19 flights out of Miami into Denver in an average week, so prices vary by time and availability. 8,856 United Airlines reviews by users on momondo have scored the airline at 7.4/10.

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Why use momondo?

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

It is quick and easy to find Miami to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

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

How can momondo help me find flights from Miami to Denver?

momondo helps you find the best flight between Miami and Denver by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Denver from Miami are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.