Denver to Austin (DEN-AUS): nonstop upgrade & award space

United Airlines, Delta Air Lines, and Frontier Airlines fly nonstop between Denver (DEN) and Austin (AUS), roughly 70 times a week. With United Airlines running most of the schedule, the shape of a week is predictable, which makes an open premium seat on a given date easy to spot and quick to lose. 2LNR tracks confirmed upgrade and award space on Delta Air Lines, on every DEN to AUS departure, so you know which flights have space before you book.

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

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70
Nonstop flights a week
776 mi
Nonstop distance
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Denver to Austin flight schedule

Scheduled nonstop departures for DEN to AUS, last checked against our schedule feed on September 6, 2026. Airlines retime and cancel flights, so confirm with the airline before you book.

Schedule data dated .

Scheduled nonstop departures from Denver (DEN) to Austin (AUS)
Date Flight Airline Departs DEN Arrives AUS Duration Aircraft
UA 456United Airlines08:0011:162h 16m320
DL 3876Delta Air Lines09:3012:432h 13mE7W
UA 1026United Airlines09:4012:552h 15m738
UA 2270United Airlines13:4016:552h 15m320
UA 1899United Airlines15:5719:122h 15m320
F9 1816Frontier Airlines16:1619:292h 13m32N
UA 1942United Airlines17:3020:442h 14m739
DL 3669Delta Air Lines18:1521:392h 24mE7W
UA 1943United Airlines20:4023:542h 14m7M8
F9 1860Frontier Airlines20:4423:592h 15m32N
UA 456United Airlines08:0011:162h 16m320
DL 3876Delta Air Lines09:3012:432h 13mE7W
UA 1026United Airlines09:4012:552h 15m738
UA 2270United Airlines13:4016:552h 15m320
UA 1899United Airlines15:5719:122h 15m320
F9 1816Frontier Airlines16:1619:292h 13m32N
UA 1942United Airlines17:3020:442h 14m739
DL 3669Delta Air Lines18:1521:392h 24mE7W
UA 1943United Airlines20:4023:542h 14m7M8
F9 1860Frontier Airlines20:4423:592h 15m32N
UA 456United Airlines08:0011:162h 16m320
DL 3876Delta Air Lines09:3012:432h 13mE7W
UA 1026United Airlines09:4012:552h 15m738
UA 2270United Airlines13:5017:052h 15m320
UA 1899United Airlines15:5719:122h 15m320
F9 1816Frontier Airlines16:1619:292h 13m32N
UA 1942United Airlines17:3020:442h 14m739
DL 3669Delta Air Lines18:1521:392h 24mE7W
UA 1943United Airlines20:4023:542h 14m7M8
F9 1860Frontier Airlines20:4423:592h 15m32N
UA 1026United Airlines09:4012:552h 15m738
DL 3876Delta Air Lines12:4516:022h 17mE7W
UA 2270United Airlines13:5017:052h 15m320
F9 1816Frontier Airlines16:0819:212h 13m32N
UA 1942United Airlines17:3020:442h 14m739
DL 3669Delta Air Lines18:1521:392h 24mE7W
UA 1943United Airlines20:4023:542h 14m7M8
F9 1860Frontier Airlines20:4423:592h 15m32N
UA 456United Airlines08:0011:162h 16m320
DL 3876Delta Air Lines09:3513:002h 25mE7W

Showing the first 40 of 71 scheduled DEN to AUS departures across the next 7 days with service. Every remaining date is 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 has not filed that value in the schedule data we hold. Aircraft are IATA equipment codes as filed, and can change up to departure.

See every DEN to AUS date on the interactive map

Confirmed upgrade & award space on DEN to AUS departures

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

See real availability

Confirmed upgrade and award seats on each DEN to AUS departure, checked against live inventory so you know what is open before you book.

Set an alert

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

Plan on the map

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

Airlines flying Denver to Austin nonstop

Carriers operating DEN to AUS nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

See DEN to AUS on the interactive map →

Frequently asked questions about DEN to AUS

How far is Austin from Denver?
DEN to AUS covers about 776 miles nonstop. Flight times vary by aircraft and season; the schedule table on this page lists each scheduled departure with its own times.
Which airlines fly nonstop from DEN to AUS?
United Airlines, Delta Air Lines, and Frontier Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on Delta Air Lines.
How many flights a week are there from DEN to AUS?
About 70 nonstop flights a week run between Denver and Austin in the current schedule, operated by United Airlines, Delta Air Lines, and Frontier Airlines. Frequency shifts by season, and the schedule table on this page shows what is scheduled next.
What time do flights from DEN to AUS depart?
Scheduled DEN to AUS nonstops in the next 7 days with service leave between 08:00 and 20:44, local time at Denver. The schedule table on this page lists every departure by date, with its arrival time and aircraft.
How do I check upgrade or award availability on DEN to AUS?
Open the DEN to AUS route on the interactive map or the matrix to see confirmed upgrade and award space by date on Delta Air Lines, 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.

Never miss DEN to AUS upgrade or award space

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

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