---
title: "Miami (MIA) to Denver (DEN) flights: who flies it"
description: "American Airlines, United Airlines and Frontier Airlines fly nonstop from MIA to DEN, about 46 flights a week. Upgrade and award space by date on 2LNR, next 14 days free."
canonical: "https://2lnr.com/routes/mia-den"
url: "https://2lnr.com/routes/mia-den.md"
date_modified: "2026-10-18T05:10:47Z"
---

# Miami to Denver (MIA-DEN): nonstop upgrade & award space

United Airlines, American Airlines, and Frontier Airlines fly nonstop between Miami (MIA) and Denver (DEN), roughly 46 times a week. The timetable below shows the nonstop scheduled at 4h 22m to 4h 39m for the 1,709 miles. 2LNR checks confirmed upgrade and award space on American Airlines flights on this route, so you can see which departures have space before you book.

Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book.

Updated October 24, 2026.

See MIA to DEN on the interactive map [Get started free](https://2lnr.com/login)

46

Flights a week, 4-week average

4h 22m to 4h 39m

Scheduled flight time

1,709 mi

Nonstop distance

Free

To get started

## Miami to Denver flight schedule

Scheduled nonstop departures for MIA to DEN starting October 23, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Scheduled nonstop departures from Miami (MIA) to Denver (DEN)

| Date | Flight | Airline | Departs MIA | Arrives DEN | Duration | Aircraft |
| :--- | :--- | :--- | :--- | :--- | :--- | :--- |
| Fri, Oct 23 | F9 1279 | Frontier Airlines | 05:50 | 08:18 | 4h 28m | [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md) |
| Fri, Oct 23 | UA 2045 | United Airlines | 08:02 | 10:30 | 4h 28m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md) |
| Fri, Oct 23 | AA 1310 | American Airlines | 09:00 | 11:22 | 4h 22m | [Boeing 737 MAX 8](https://2lnr.com/seatmaps/aa/737-max-8.md) |
| Fri, Oct 23 | UA 2852 | United Airlines | 15:57 | 18:25 | 4h 28m | [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md) |
| Fri, Oct 23 | AA 1292 | American Airlines | 20:15 | 22:46 | 4h 31m | Boeing 737 MAX 8 |
| Sat, Oct 24 | F9 1279 | Frontier Airlines | 05:50 | 08:18 | 4h 28m | Airbus A320neo |
| Sat, Oct 24 | UA 2045 | United Airlines | 08:02 | 10:30 | 4h 28m | Boeing 737 MAX 8 |
| Sat, Oct 24 | AA 1310 | American Airlines | 09:00 | 11:22 | 4h 22m | Boeing 737 MAX 8 |
| Sat, Oct 24 | UA 2852 | United Airlines | 15:57 | 18:25 | 4h 28m | Boeing 737 MAX 9 |
| Sat, Oct 24 | AA 1292 | American Airlines | 20:15 | 22:46 | 4h 31m | Boeing 737 MAX 8 |
| Sun, Oct 25 | F9 1279 | Frontier Airlines | 05:50 | 08:18 | 4h 28m | Airbus A320neo |
| Sun, Oct 25 | UA 2045 | United Airlines | 08:02 | 10:30 | 4h 28m | Boeing 737 MAX 8 |
| Sun, Oct 25 | AA 1310 | American Airlines | 09:00 | 11:22 | 4h 22m | Boeing 737 MAX 8 |
| Sun, Oct 25 | UA 2852 | United Airlines | 15:42 | 18:20 | 4h 38m | Boeing 737 MAX 9 |
| Sun, Oct 25 | AA 1292 | American Airlines | 20:15 | 22:46 | 4h 31m | Boeing 737 MAX 8 |
| Mon, Oct 26 | F9 1279 | Frontier Airlines | 05:50 | 08:18 | 4h 28m | Airbus A320neo |
| Mon, Oct 26 | UA 2045 | United Airlines | 07:30 | 10:04 | 4h 34m | [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md) |
| Mon, Oct 26 | AA 1310 | American Airlines | 09:00 | 11:22 | 4h 22m | Boeing 737 MAX 8 |
| Mon, Oct 26 | UA 2852 | United Airlines | 15:42 | 18:20 | 4h 38m | Boeing 737 MAX 9 |
| Mon, Oct 26 | AA 1292 | American Airlines | 20:15 | 22:46 | 4h 31m | Boeing 737 MAX 8 |
| Tue, Oct 27 | F9 1279 | Frontier Airlines | 07:20 | 09:48 | 4h 28m | Airbus A320neo |
| Tue, Oct 27 | UA 2045 | United Airlines | 07:30 | 10:04 | 4h 34m | Boeing 737-800 |
| Tue, Oct 27 | AA 1310 | American Airlines | 09:00 | 11:22 | 4h 22m | Boeing 737 MAX 8 |
| Tue, Oct 27 | UA 2852 | United Airlines | 15:42 | 18:20 | 4h 38m | Boeing 737 MAX 9 |
| Tue, Oct 27 | AA 1292 | American Airlines | 20:15 | 22:46 | 4h 31m | Boeing 737 MAX 8 |
| Wed, Oct 28 | F9 1279 | Frontier Airlines | 07:20 | 09:48 | 4h 28m | Airbus A320neo |
| Wed, Oct 28 | UA 2045 | United Airlines | 07:30 | 10:04 | 4h 34m | Boeing 737-800 |
| Wed, Oct 28 | AA 1310 | American Airlines | 09:00 | 11:22 | 4h 22m | Boeing 737 MAX 8 |
| Wed, Oct 28 | UA 2852 | United Airlines | 15:42 | 18:20 | 4h 38m | Boeing 737 MAX 9 |
| Wed, Oct 28 | AA 1292 | American Airlines | 20:15 | 22:46 | 4h 31m | Boeing 737 MAX 8 |
| Thu, Oct 29 | F9 1279 | Frontier Airlines | 05:50 | 08:29 | 4h 39m | [Airbus A321](https://2lnr.com/seatmaps/f9/a321.md) |
| Thu, Oct 29 | UA 2045 | United Airlines | 07:30 | 10:04 | 4h 34m | Boeing 737-800 |
| Thu, Oct 29 | AA 1310 | American Airlines | 09:00 | 11:22 | 4h 22m | Boeing 737 MAX 8 |
| Thu, Oct 29 | UA 2852 | United Airlines | 15:42 | 18:20 | 4h 38m | Boeing 737 MAX 9 |
| Thu, Oct 29 | AA 1292 | American Airlines | 20:15 | 22:46 | 4h 31m | Boeing 737 MAX 8 |

Showing all 35 scheduled MIA to DEN departures across 7 days with service, starting October 23, 2026. Later dates are on the interactive map.

Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure.

See every MIA to DEN date on the interactive map

## Aircraft on the Miami to Denver nonstop

In the schedule table on this page, United Airlines flies the [Boeing 737 MAX 9](https://2lnr.com/seatmaps/ua/737-max-9.md), the [Boeing 737-800](https://2lnr.com/seatmaps/ua/737-800.md), and the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/ua/737-max-8.md). American Airlines flies the [Boeing 737 MAX 8](https://2lnr.com/seatmaps/aa/737-max-8.md). Frontier Airlines flies the [Airbus A320neo](https://2lnr.com/seatmaps/f9/a320neo.md) and the [Airbus A321](https://2lnr.com/seatmaps/f9/a321.md). Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure.

## Confirmed upgrade & award space on MIA to DEN departures

2LNR tracks confirmed upgrade and award space on American Airlines, segment by segment and date by date. Open the calendar for Miami to Denver to see which departures have space, the next 14 days free on every product and the full horizon on Pro.

American Airlines award space was open on 11 of the 14 Miami to Denver departure dates from October 19 to November 1 that 2LNR checked in the 7 days to October 19, 2026.

### See real availability

Confirmed upgrade or award seats by date on the MIA to DEN departures 2LNR tracks, checked against live inventory so you know what's open before you book.

### Set an alert

Premium inventory turns over fast. Watch this route on Pro and 2LNR notifies you when space appears on a date you're tracking.

### Plan on the map

See MIA to DEN on the interactive route map, with schedules, connections, and route statistics.

## Airlines flying Miami to Denver nonstop

Carriers operating MIA to DEN nonstop in the current schedule. Where 2LNR tracks the carrier, its departures show confirmed upgrade or award space by date.

- [United Airlines (UA) route map](https://2lnr.com/routes/airlines/ua.md)\
  [The aircraft UA flies](https://2lnr.com/seatmaps/ua.md)
- [American Airlines (AA) route map](https://2lnr.com/routes/airlines/aa.md)\
  [The aircraft AA flies](https://2lnr.com/seatmaps/aa.md)
- [Frontier Airlines (F9) route map](https://2lnr.com/routes/airlines/f9.md)\
  [The aircraft F9 flies](https://2lnr.com/seatmaps/f9.md)

See MIA to DEN on the interactive map →

## Frequently asked questions about MIA to DEN

**How long is the flight from Miami (MIA) to Denver (DEN)?**

Scheduled flight times from Miami (MIA) to Denver (DEN) run from 4h 22m to 4h 39m across the departures in the schedule table on this page. The nonstop covers about 1,709 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book.

**Which airlines fly nonstop from MIA to DEN?**

United Airlines, American Airlines, and Frontier Airlines fly MIA to DEN nonstop. 2LNR tracks confirmed upgrade and award space on American Airlines.

**How many flights a week are there from MIA to DEN?**

About 46 nonstop flights a week run between Miami (MIA) and Denver (DEN) in the current schedule, operated by United Airlines, American Airlines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.

**What time do flights from MIA to DEN depart?**

Scheduled MIA to DEN nonstops in the next 7 days with service leave between 05:50 and 20:15, local time at Miami. The schedule table on this page lists every departure by date, with its arrival time and aircraft.

**Which flights operate MIA to DEN nonstop?**

In the schedule table on this page, MIA to DEN nonstops fly as AA 1292 and AA 1310 on American Airlines; UA 2045 and UA 2852 on United Airlines; and F9 1279 on Frontier Airlines. The table lists each departure by date with its times and aircraft.

**How do I check upgrade or award availability on MIA to DEN?**

Open the MIA to DEN route on the interactive map or the matrix to see confirmed upgrade and award space by date on American Airlines, the next 14 days free and the full horizon on Pro. On Pro you can also set an alert on the route and 2LNR notifies you when space opens.

Flying the other way? See [DEN to MIA upgrade and award space](https://2lnr.com/routes/den-mia.md).

Award seats rather than schedules? See [American Airlines award availability](https://2lnr.com/awards/aa.md).

Looking beyond this route? See [every route from Miami (MIA)](https://2lnr.com/routes/mia.md), or [every route from Denver (DEN)](https://2lnr.com/routes/den.md).

Nonstops to Denver (DEN) from other airports within 150 miles of Miami (MIA):

- [Fort Lauderdale (FLL) to Denver (DEN)](https://2lnr.com/routes/fll-den.md), 21 miles from MIA
- [West Palm Beach (DJT) to Denver (DEN)](https://2lnr.com/routes/djt-den.md), 63 miles from MIA
- [Fort Myers (RSW) to Denver (DEN)](https://2lnr.com/routes/rsw-den.md), 105 miles from MIA

Nonstops from Miami (MIA) to other airports within 150 miles of Denver (DEN):

- [Miami (MIA) to Eagle (EGE)](https://2lnr.com/routes/mia-ege.md), 119 miles from DEN

Distances are great-circle between the airports, not driving distance.

- [How American upgrades clear](https://2lnr.com/about/aa/upgrades.md)
- [How to read award availability by date](https://2lnr.com/guides/award-availability.md)

## Never miss MIA to DEN upgrade or award space

See what's open by date on this route, the next 14 days free on every product and the full horizon on Pro.

[Get started free](https://2lnr.com/login)