On this page, you can find and buy flight tickets from Knoxville to Denver. The 1,896 km route is served regularly, with a frequency of about 9 flights per week. Before your trip, we recommend checking how to get to the departure airport and planning transportation from the arrival airport in advance.
Flights on this route are operated by United Airlines, Frontier Airlines, and Allegiant Air. Ticket prices are dynamic, so use the price chart and low-price calendar below to find the best deal.
The table shows direct flights Knoxville → Denver on the selected date. The flight takes approximately 3 h 24 min. Regular flights are operated by United Airlines, Frontier Airlines and Viva Aerobus. Departures from McGhee Tyson Airport airports, arrivals at Denver International Airport and Centennial Airport.
For each flight, the following details are shown: departure time (local), arrival city and airport, flight number and airline, terminal or gate, and status. Click on a flight to open its details and go to ticket search. To view flights on a different day, change the date above the table.
Below is a calendar of the lowest flight ticket prices for Knoxville — Denver by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 458 in ,, and the most expensive are around AED 716 in n. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.
The climate in Denver is characterized by distinct seasonality: July is the warmest month with temperatures up to 30.5°C, while February is the coldest, with lows reaching -9°C. Precipitation peaks in May, whereas the winter and autumn months remain relatively dry.
The most budget-friendly tickets are available in August starting AED 458 and October starting AED 464. The most expensive time to fly is March, when the cost increases to at least AED 716, as well as the winter holiday period in December and January.
September is the optimal choice for the best balance of price and weather: the heat subsides, and flight costs remain moderate. In May, be prepared for frequent rain, which can complicate logistics and lead to flight delays.
Three airlines operate regular flights on the Knoxville — Denver route: United Airlines, Frontier Airlines, and Allegiant Air. In total, there are about 9 departures per week on this route, including direct services. A detailed schedule by day, travel times, and baggage allowances for each carrier are provided in the list below.
Flights Knoxville — Denver depart from McGhee Tyson Airport and arrive at Denver International Airport and Centennial Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.
The average travel time on a direct flight is about 2 hours and 45 minutes, covering the 1,896 km distance between the cities.
Regular flights are operated by United Airlines, Frontier Airlines, and Allegiant Air. Options range from full-service carriers to budget airlines.
Yes, direct flights are available on this route, although their frequency and availability depend on the airlines' current seasonal schedules.
All flights on this route arrive at Denver International Airport (DEN).
The best deals are usually available when booking 1–2 months before your trip. You can check the current minimum prices for specific dates in the interactive calendar on this page.
Where travelers fly most — pick a route and check prices
