Question 1

How long does it take to travel from Knoxville to Denver?

Accepted Answer

A one-way nonstop (direct) flight between Knoxville and Denver takes around 3.4 hours.

Question 2

What is the flight distance between Knoxville and Denver?

Accepted Answer

The flight distance between Knoxville and Denver is 1868 km.

Question 3

What airlines offer nonstop (direct) flights between Knoxville and Denver?

Accepted Answer

Several carriers operate flights between Knoxville and Denver. Airlines offering nonstop (direct) flights include United Airlines, Frontier Airlines, Allegiant Air.

Question 4

What are the most popular routes to and from Knoxville?

Accepted Answer

Travelers frequently search for route combinations, such as Knoxville and London, Edinburgh, Fort Lauderdale, Orlando, Houston, Phoenix, Berlin, Destin, Mexico City, Belleville, Reykjavik, Boston, Ottawa, Ho Chi Minh City, Toronto, St. Louis, Seoul, Chicago, Bucharest, Ahmedabad.

Question 5

What are the most popular routes to and from Denver?

Accepted Answer

Travelers frequently search for route combinations, such as Denver and London, Mexico City, Chicago, Manchester, Houston, Los Angeles, New York, Washington, D.C., Tokyo, Toronto, Guadalajara, Vancouver, Atlanta, Orlando, Miami, Dallas, Minneapolis, Phoenix, San Diego, San Francisco.

Question 6

What airports are near Knoxville?

Accepted Answer

The main airport in Knoxville is McGhee Tyson. It is also served by Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Blue Grass, Chattanooga Metropolitan, Tri-Cities Regional.

Question 7

What airports are near Denver?

Accepted Answer

The main airport in Denver is Denver International. It is also served by Colorado Springs, Eagle County Regional, Pueblo Memorial, Cheyenne Regional, Laramie Regional.

Question 8

Which airlines fly between Knoxville and Denver?

Accepted Answer

Currently, you can fly between Knoxville and Denver with Allegiant Air, United Airlines, Frontier Airlines, JetBlue Airways, Sun Country Airlines.

Question 9

When’s the best time to travel between Knoxville and Denver?

Accepted Answer

If you don’t have specific dates for your trip between Knoxville and Denver, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 10

What flights operate between Knoxville and Denver?

Accepted Answer

Traveling between Knoxville and Denver, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 11

How many airports are there near Knoxville?

Accepted Answer

There are a number of airports in and around Knoxville. The main one is McGhee Tyson and other nearby airports include Nashville International, Asheville Regional, McGhee Tyson, Greenville–Spartanburg International, Blue Grass, Chattanooga Metropolitan, Tri-Cities Regional

Question 12

How many airports are there near Denver?

Accepted Answer

There are a number of airports in and around Denver. The main one is Denver International and other nearby airports include Colorado Springs, Eagle County Regional, Pueblo Memorial, Cheyenne Regional, Laramie Regional.

Question 13

What time do nonstop (direct) flights between Knoxville and Denver depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Knoxville, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 14

What time do nonstop (direct) flights between Knoxville and Denver arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Denver, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 15

What time do flights between Knoxville and Denver depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Knoxville, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 16

What time do flights between Knoxville and Denver arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Denver, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	£78
Cheapest nonstop round-trip	£210
Cheapest round-trip	£204
Average round-trip	£336
Includes rare itinerary	Travel hack

Transport Option	Typical Time	Typical Cost	Frequency	Best For
RTD A Line to Union Station	37 min	$10.50; one-way fare	every 15 min (traffic dependent)	downtown on a budget
RTD SkyRide Bus (AF Route)	50-70 min	$10.50; one-way fare	every 30–60 min (traffic dependent)	Boulder and suburban areas
Taxi	30-50 min	$55 – $70; metered; varies by traffic and destination	on-demand 24/7 (traffic dependent)	door-to-door convenience
Ride-hailing (Uber/Lyft)	30-50 min	$40 – $70; surge pricing may apply	on-demand 24/7 (traffic dependent)	flexible pickup locations
Private transfer/shuttle	30-50 min	$70 – $120; pre-booked; varies by provider	by reservation (traffic dependent)	groups and guaranteed pickup
Rental car	30-50 min	$40 – $100; per day; varies by vehicle and provider	on-demand (traffic dependent)	exploring Colorado independently

Airline	Mon 01.06	Tue 02.06	Wed 03.06	Thu 04.06	Fri 05.06	Sat 06.06	Sun 07.06
United Airlines	2	2	2	2	2	2	2
Frontier Airlines	1	---	---	---	1	---	---
Allegiant Air	---	---	---	1	---	---	1
Weekly flights: 18 total	Daily flights: 2.57 average	Most flights: Monday 2 flights

Airline	Mon 08.06	Tue 09.06	Wed 10.06	Thu 11.06	Fri 12.06	Sat 13.06	Sun 14.06
United Airlines	2	2	2	2	2	2	2
Frontier Airlines	1	---	1	---	1	---	---
Allegiant Air	---	---	---	1	---	---	1
Weekly flights: 19 total	Daily flights: 2.71 average	Most flights: Monday 2 flights

Airline	Mon 15.06	Tue 16.06	Wed 17.06	Thu 18.06	Fri 19.06	Sat 20.06	Sun 21.06
United Airlines	2	2	2	2	2	2	2
Frontier Airlines	1	---	1	---	1	---	---
Allegiant Air	---	---	---	1	---	---	1
Weekly flights: 19 total	Daily flights: 2.71 average	Most flights: Monday 2 flights

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Month	Average monthly max temperature	Average monthly min temperature
January	4°C	-6°C
February	5°C	-6°C
March	10°C	-1°C
April	14°C	1°C
May	18°C	6°C
June	26°C	13°C
July	29°C	16°C
August	28°C	15°C
September	25°C	12°C
October	17°C	4°C
November	10°C	-1°C
December	5°C	-5°C

Name	Carrier code	IATA Code	Passport needed during booking
Allegiant Air	AAY	G4	No
United Airlines	UAL	UA	No
Frontier Airlines	FFT	F9	No
JetBlue Airways	JBU	B6	No
Sun Country Airlines	SCX	SY	Yes