Miami (MIA) to Denver (DEN) flights: who flies it

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
Fri, Oct 23	UA 2045	United Airlines	08:02	10:30	4h 28m	Boeing 737 MAX 8
Fri, Oct 23	AA 1310	American Airlines	09:00	11:22	4h 22m	Boeing 737 MAX 8
Fri, Oct 23	UA 2852	United Airlines	15:57	18:25	4h 28m	Boeing 737 MAX 9
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
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
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, the Boeing 737-800, and the Boeing 737 MAX 8. American Airlines flies the Boeing 737 MAX 8. Frontier Airlines flies the Airbus A320neo and the Airbus A321. 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.

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.