Denver, CO to Knoxville, TN flights

Flights starting at $61. Choose between Allegiant Air, Frontier Airlines, or United Airlines to find the best price.

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Denver DENFort Lauderdale FLLKnoxville TYS
$106
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Travelers usually depart from Denver International, Denver Union Station, or Rocky Mountain Metropolitan Airport when they travel from Denver to Knoxville. Book your trip to arrive at McGhee Tyson, or Knoxville, TN - Greyhound Station. The distance between Denver and Knoxville is 1868 km. The most popular airlines for this route are Allegiant Air, Frontier Airlines, United Airlines, American Airlines, and Delta Air Lines. Denver and Knoxville have 297 direct flights per week.

Weekly direct flights

Discover the top airlines offering direct flights from Denver to Knoxville in the next month. You’ll find the number of daily direct flights per airline in the table.

Weekly direct flights for Sun 21.05 - Sat 27.05

AirlineSun 21.05Mon 22.05Tue 23.05Wed 24.05Thu 25.05Fri 26.05Sat 27.05
2324221
---1---1---1---
Allegiant Air
---------------------

Weekly direct flights for Sun 28.05 - Sat 03.06

AirlineSun 28.05Mon 29.05Tue 30.05Wed 31.05Thu 01.06Fri 02.06Sat 03.06
2222222
---1---1---1---
------------1------

Weekly direct flights for Sun 04.06 - Sat 10.06

AirlineSun 04.06Mon 05.06Tue 06.06Wed 07.06Thu 08.06Fri 09.06Sat 10.06
2222222
11---1---1---
1---------1------

Weekly direct flights for Sun 11.06 - Sat 17.06

AirlineSun 11.06Mon 12.06Tue 13.06Wed 14.06Thu 15.06Fri 16.06Sat 17.06
United Airlines
2222222
---1---1---1---
1---------1------

Check-in for a flight from Denver to Knoxville

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
Allegiant AirAAYG4NoOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
American AirlinesAALAAYesNo
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight

United States COVID-19 travel restrictions

Your trip summary

Departure

Travel restrictions
  • Travel is allowed
  • Proof of pre-departure COVID-19 test is not required
  • Quarantine is not required
Additional information
  • Masks are recommended in certain situations

Return

Travel restrictions
  • Travel is allowed
  • Proof of pre-departure COVID-19 test is not required
  • Quarantine is not required

Frequently asked questions

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