Cheap Flights from Denver to Knoxville

Compare Denver to Knoxville flight deals

Find the cheapest month or even day of the year to fly to Knoxville

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Flight deals from Denver to Knoxville Airport

Looking for a cheap last-minute deal or the best return flight from Denver to Knoxville Airport? If you want to travel next month, return fares start from Rs73,609. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Denver to Knoxville

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver to Knoxville flights are currently cheapest in September.

Direct flights from Denver to Knoxville

Denver to Knoxville: Alternative routes

Compare routes from Denver to Knoxville below. You may find an airport to fly into that's cheaper, faster, or easier than Knoxville.

Denver to Knoxville: Flight information

The things to know before you go.
Cheapest flight foundRs18,464
Cheapest month to flySeptember
Average flight time2 hrs, 50 mins
Most popular airlineUnited
Average flights per week76

Finding cheap flights from Denver to Knoxville: Frequently asked questions

The best price we found for a return flight from Denver to Knoxville is Rs37,948. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 50 minutes is the average flight time from Denver to Knoxville.
United, Southwest Airlines and Allegiant Air fly direct from Denver to Knoxville.
As of March 2026, there are 38 flights per week flying from Denver to Knoxville.
The cheapest month to fly from Denver to Knoxville is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Knoxville Airport on Sunday, 12 July 2026.
Yes – the average flight time is 2 hours and 50 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Knoxville but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Knoxville is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Knoxville is Allegiant Air .

Flying from Denver to McGhee Tyson Airport (TYS): What you need to know

  • Your trip gets off the ground at Denver's main airport, Denver International Airport (DEN). Explore your options for reserving a flight from Denver to McGhee Tyson Airport (TYS) leaving from this terminal.

  • The average duration of a direct Denver to McGhee Tyson Airport flight is 2 hours 50 minutes.

  • McGhee Tyson Airport is located in Knoxville. The city operates on the UTC-4 timezone and is two hours ahead of Denver.

  • With 16 direct weekly flights between the two airports, Denver International Airport (DEN) to McGhee Tyson Airport (TYS) is the busiest route. Frontier Airlines operates the earliest flight at 7am. If you'd like to get more out of your day before jetting off, the latest departure from DEN to TYS is with Allegiant Air at 5:50pm.

  • For a stress-free journey, turn up at the airport two hours ahead of international flights and an hour before domestic departures. This will give you plenty of time to catch your flight from Denver to TYS.

  • Planning to travel during a peak time like public or school holidays? Expect longer lines at check-in and security. To be on the safe side, arrive up to four hours before international flights and two hours ahead of domestic departures.

Airports in Denver

Denver International Airport (DEN)

  • Denver International Airport (DEN) is a convenient option for travelling directly to your destination. Nonstop flights from Denver to McGhee Tyson Airport (TYS) take off from this terminal.

  • Leading carriers that operate direct flights from Denver to McGhee Tyson Airport out of DEN include:

  • The top choice among passengers flying between DEN and TYS is United Airlines.

  • United Airlines is the most punctual carrier on this route.

  • The journey from central Denver to DEN takes around 1 hour 30 minutes on public transport. If you ride-share, drive or get a cab, you'll cover the 40 kilometres in 35 minutes or so, depending on traffic.

  • Booking a night at a hotel can take the hassle out of arriving at the airport on time. If you need a place to stay before your flight from Denver to McGhee Tyson Airport, consider Baymont by Wyndham Denver International Airport. It's an easy drive from Denver International Airport.

  • Denver International Airport has a strong on-time record, making delays less likely. Departures from DEN land on schedule 80.23% of the time.

  • DEN is located at 8500 Pena Boulevard.

About McGhee Tyson Airport (TYS)

  • The last thing you want is a long journey to your hotel if you're getting in late on a flight from Denver to McGhee Tyson Airport. Make yourself comfy at one of these accommodation options near TYS instead:

  • Get your adventure underway by picking up a McGhee Tyson Airport rental car. Grab your wheels from Budget, Alamo or Avis to explore Knoxville and beyond.

  • To get the lowest price, reserve your ride around three weeks ahead of your Denver to McGhee Tyson Airport flight.

  • You'll find TYS at 2055 Alcoa Highway.

How to find the cheapest flights from Denver to McGhee Tyson Airport (TYS)

  • The cheapest price we've found for a one-way ticket from Denver to McGhee Tyson Airport is Rs18,464. For a return flight on this route, the best price is Rs37,948. Depending on when you book and the availability, these fares may change.

  • To snag cheap flights from Denver to TYS, book your ticket two months ahead of your departure date.

  • Organise your trip for July. That's the best month for landing an incredible deal on Denver to McGhee Tyson Airport tickets. If you're flexible on when you fly, use the 'Whole month' tool to find the cheapest price across every month.

  • Never miss a deal on flight tickets from Denver to TYS by setting up a Price Alert. We'll send you an email or notification on the app when fares go down.

  • Bag the best deal on a flight from Denver to McGhee Tyson Airport with the help of the filters. Choose your ideal arrival and departure times, number of stops and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest.'

The best time to fly from Denver to McGhee Tyson Airport (TYS)

  • Picture the kind of break you want when planning the timing of your trip. February is the quietest month to visit Knoxville. July is when most people book flights from Denver to McGhee Tyson Airport (TYS), which may be ideal if you'd rather travel when it's busy.

  • Before locking in your Denver to TYS flight ticket, consider the kind of weather forecast you're hoping for. July is the warmest month in Knoxville, with temperatures ranging from 17ºC to 32ºC.

  • January sees temperatures of between -6ºC and 11ºC. Search for cheap tickets from Denver to McGhee Tyson Airport around that time if you'd rather travel in cooler conditions.

More about Knoxville

Explore more of the United States

  • Knoxville has loads to offer, but there are so many other parts of the United States just waiting to be discovered. About 290 kilometres east of Knoxville, a visit to Charlotte will keep you on the go. Start with leading attractions like Bechtler Museum of Modern Art, Discovery Place and NASCAR Hall of Fame.

  • If you're looking to explore another side of the United States, consider Nashville, about 257 kilometres west of Knoxville. Grand Ole Opry, Country Music Hall of Fame and Museum and The Johnny Cash Museum are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.