$80 Cheap United flights Denver (DEN) to Miami (MIA)

View $80 flight on Sat, Nov 1, 2025Opens in a new window

$80 Cheap United flights Denver (DEN) to Miami (MIA)

Prices were available within the past 7 days and start at $80 for one-way flights and $159 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 1 - Sat, Nov 8
DEN
Denver
MIA
Miami
$159 Roundtrip, just found
$159
Roundtrip
just found
Select United flight, departing Sat, Nov 1 from Denver to Miami, returning Sat, Nov 8, priced at $159 just found
United
Tue, Oct 7 - Sat, Oct 11
DEN
Denver
MIA
Miami
$171 Roundtrip, found 2 hours ago
$171
Roundtrip
found 2 hours ago
Select United flight, departing Tue, Oct 7 from Denver to Miami, returning Sat, Oct 11, priced at $171 found 2 hours ago
United
Sat, Sep 27 - Tue, Sep 30
DEN
Denver
MIA
Miami
$176 Roundtrip, just found
$176
Roundtrip
just found
Select United flight, departing Sat, Sep 27 from Denver to Miami, returning Tue, Sep 30, priced at $176 just found
United
Sat, Sep 27 - Tue, Sep 30
DEN
Denver
MIA
Miami
$179 Roundtrip, just found
$179
Roundtrip
just found
Select United flight, departing Sat, Sep 27 from Denver to Miami, returning Tue, Sep 30, priced at $179 just found
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
Popular airline
American Airlines
Distance
1707 mi
Average flight time
6 hours 24 mins

Frequently asked questions

How much is a United Airlines flight from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
Apply the "Price (lowest to highest)" filter on Expedia to search for cheap United Airlines round-trip flights from $159 from DEN to MIA. Affordable one-way tickets from $80 are also on offer.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DEN to MIA with United Airlines?
September is one of the cheapest months to jet away to Miami with United Airlines. You could also find great prices on one-way and round-trip fares in October.
What is the cheapest time to book flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA) with United Airlines?
For cheap United Airlines fares from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA), start searching one to three months before your intended departure. Securing domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also affect the overall cost. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
United Airlines operates direct flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA), with 22 departures every week. Simply use the "Nonstop" and "Airline" filters during your search on Expedia to find all direct United Airlines flights to MIA.
How long does it take to fly from DEN to MIA with United Airlines?
On average, it takes 3h 58m to travel nonstop from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA) with United Airlines.
Which day of the week has the most United Airlines flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
If you're looking for flexibility, Saturday offers the most choice for United Airlines flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA). You can select from 4 different departures.
What is the earliest United Airlines flight from DEN to MIA?
The first flight from DEN to MIA with United Airlines leaves at 10:15AM UTC-7. You'll touch down at 4:15PM UTC-5. The last United Airlines flight of the day takes off at 11:59PM UTC-7 and arrives at 5:57AM UTC-5. With approximately 20% fewer cancellations for departures before midday, beginning your travel day early is often the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Miami?
Many United Airlines flights from Denver Intl. Airport (DEN) to Miami arrive at Miami Intl. Airport (MIA). This is the airline's main point of entry here. It's worth exploring Expedia for flights to nearby airports like Fort Lauderdale - Hollywood Intl. Airport (FLL), as fares may be cheaper.
Why fly with United Airlines from DEN to MIA?
Fly from DEN to MIA with United Airlines and enjoy a range of perks starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you can also earn OneKeyCash™* to use on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
United Airlines typically uses Boeing 737-900 planes for flights from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA). This carrier also operates the Boeing 737-800 on this route. Remember that aircraft type can change due to operational demands, so the plane you catch could be different on your travel date.
Can I change or cancel my United Airlines flight from Denver Intl. Airport (DEN) to Miami Intl. Airport (MIA)?
Changes are often free within 24 hours of making your booking, but your airline may charge a fee after that. For further details about altering your flights, go to your "Trips," select your flight and click on "Manage Booking." If you'd like the freedom to change your plans without additional costs, tick the "Changes included" and "No cancel fee" filters when planning your next escape.

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*Available to One Key members.