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Cheap flights Denver — Knoxville

Denver (DEN, US) Knoxville (TYS, US)
from $274 1 892 km ~2h 44m 3 flights found 3 airlines cheapest on Thursday
Reverse route
How many travellers?
Adults
12+ years
1
Children
2–11 years
0
Infants
under 2
0
Choose your departure date
Cheapest: $274 on 14.11.2026
Prices shown are from searches by other travellers over the last 24 hours. Missing a date? Click any day — we'll find tickets anyway.
November 2026
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December 2026
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January 2027
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Prices found for 1 of 90 days. Prices update as more travellers search. Click any date to search live.
Depart
—
Return
—
Cheapest flights found
14 Nov 2026, Sat
Frontier Airlines F9 2520
05:10
DEN Denver International Airport
12:39
TYS McGhee Tyson Airport
7h 29m 2 stops
Tickets
$274
View this ticket
14 Nov 2026, Sat
United Airlines UA 2473
03:42
DEN Denver International Airport
06:32
TYS McGhee Tyson Airport
2h 50m Direct
Farera
$290
View this ticket
Route characteristics
Distance
1 892 km
Flight time
2h 44m
Time difference
+2h
Minimum price
from $274 (14.11.2026)
Average price
$274
Maximum price
$274
Cheapest day
Thursday
Departure airports (1)
DEN Denver International Airport
Arrival airports (1)
TYS McGhee Tyson Airport
Airlines (3)
G4 Allegiant Air F9 Frontier Airlines UA United Airlines
Agencies (2)
Farera Tickets
Airlines — cheapest prices 3
Allegiant Air
Allegiant Air
Low-cost 1 flights · 1 days
$133
Frontier Airlines
Frontier Airlines
Low-cost 1 flights · 1 days
$274
United Airlines
United Airlines
1 flights · 1 days
$290
Where to buy tickets 2
Farera
2 tickets · 2 days
from $133
Tickets
1 tickets · 1 days
from $274
Airports

From — Denver (1)

  • DEN Denver International Airport

To — Knoxville (1)

  • TYS McGhee Tyson Airport
Other destinations from Denver
Dallas
US · Hub
Los Angeles
US · Hub
Miami
US · Hub
Seattle
US
Regina
CA
Vancouver
CA
Winnipeg
CA
Saskatoon
CA
Calgary
CA
Boston
US
Atlanta
US · Hub
Cincinnati
US
Frequently asked questions about the route Denver — Knoxville
How long is the flight from Denver to Knoxville?
Approximate flight time — 2h 44m. This is an average for a direct flight. With connections, the time may be longer.
What is the distance from Denver to Knoxville?
The straight-line distance — 1 892 km.
How much do flights from Denver to Knoxville cost?
The minimum price over 3 months — from $274 on 14.11.2026.
What is the average ticket price?
The average price — $274. Range: $274 — $274.
What is the time difference between Denver and Knoxville?
The difference — +2h.
From which airports does Denver operate flights?
From Denver: DEN (Denver International Airport).
To which airports in Knoxville do flights arrive?
To Knoxville: TYS (McGhee Tyson Airport).
Which airlines fly this route?
This route is served by 3 airlines: Allegiant Air, Frontier Airlines, United Airlines.
Are there direct flights?
Yes, there are direct flights. Minimum direct price — from $290. Total direct flights found: 1.
Which day of the week is cheapest?
The cheapest day of the week — Thursday.
When is the best time to buy tickets?
Optimal — 1–3 months before departure. Check the calendar above — it shows the best dates.
How do I book flights?
Click "View this ticket" on any flight card — you'll be redirected to the booking page with this specific ticket pre-selected.
About the route Denver — Knoxville

Flights Denver — Knoxville is a popular route. The straight-line distance is 1 892 km. Flight time 2h 44m. Time difference +2h.

From Denver (DEN) flights depart from 1 airport: DEN. To Knoxville (TYS) — 1 arrival airport: TYS.

3 airlines operate on this route: Allegiant Air, Frontier Airlines, United Airlines.

The minimum price for the next 3 months — from $274 (14.11.2026). The cheapest dates are highlighted in the calendar above.

The average ticket price — $274, ranging from $274 to $274. Book 1–3 months in advance to get the best deals.

Cheapest day to fly — Thursday.

Other destinations in United States from Denver
Dallas
US
Los Angeles
US
Miami
US
Seattle
US
Boston
US
Atlanta
US
Cincinnati
US
Memphis
US

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