In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

If weather is an important factor for your trip to Knoxville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What is the cheapest time of day to fly from DBQ to TYS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Dubuque to Knoxville as you normally would.

Can I find deals for flights from Dubuque to Knoxville that include hotel bookings?

Yes. In addition to deals on Dubuque to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Dubuque to Knoxville?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dubuque to Knoxville.

Can I find deals for business class flights from Dubuque to Knoxville?

Yes. Cheapflights offers flight deals from Dubuque to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$388+ Flights from Dubuque to Knoxville

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Cheap flight deals from Dubuque to Knoxville

Round-trip from	$684 (United)
One-way from	$388 (United)

From Dubuque to Knoxville McGhee Tyson

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One-way flight from Dubuque to Knoxville McGhee Tyson

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Cheapest flights from Dubuque to Knoxville
Explore the most affordable flight options available from Dubuque to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 17, 2025.

lun. 12/297:50 amDBQ - TYS

1 stop25h 25mMultiple Airlines

ven. 1/27:23 pmTYS - DBQ

2 stops23h 32mMultiple Airlines

Deal found 9/17

$684

Best flights from Dubuque to Knoxville
Discover carefully curated flight deals from Dubuque to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated septembre 17, 2025.

lun. 12/297:50 amDBQ - TYS

1 stop25h 25mMultiple Airlines

ven. 1/27:23 pmTYS - DBQ

2 stops23h 32mMultiple Airlines

Deal found 9/17

$684

One-way flights from Dubuque to Knoxville
Search for one-way flight options from Dubuque to Knoxville. Find affordable one-way fares based on user searches. Data last updated septembre 17, 2025.

sam. 9/207:50 amDBQ - TYS

2 stops12h 06mMultiple Airlines

Deal found 9/15

$388

Fly from

Fly to

Route

Depart

Return

Price

DubuqueKnoxville

DBQ - TYS

DBQTYS

Dubuque

lun. 12/29

7:50 am-10:15 am

1 stop25h 25m

Knoxville McGhee Tyson

ven. 1/2

7:23 pm-5:55 pm

2 stops23h 32m

$684

DubuqueKnoxville

DBQ - TYS

DBQTYS

Dubuque

sam. 9/20

7:50 am-8:56 pm

2 stops12h 06m

$388

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Dubuque to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Dubuque with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Dubuque to Knoxville

What is the cheapest month to book a flight from Dubuque to Knoxville?

Currently, January is the cheapest month in which you can book a flight from Dubuque to Knoxville (average of $295). Flying from Dubuque to Knoxville in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Can I find deals for flights from Dubuque to Knoxville that include hotel bookings?
Yes. In addition to deals on Dubuque to Knoxville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Dubuque to Knoxville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Dubuque to Knoxville.
Can I find deals for business class flights from Dubuque to Knoxville?
Yes. Cheapflights offers flight deals from Dubuque to Knoxville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Dubuque to Knoxville?
Currently, January is the cheapest month in which you can book a flight from Dubuque to Knoxville (average of $295). Flying from Dubuque to Knoxville in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$388+ Cheap flights from Dubuque to Knoxville (DBQ - TYS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/20. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheapest flights from Dubuque to KnoxvilleExplore the most affordable flight options available from Dubuque to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 17, 2025.

Explore the most affordable flight options available from Dubuque to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 17, 2025.

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Best time to book a flight from Dubuque to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Dubuque with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Dubuque to Knoxville

What is the cheapest month to book a flight from Dubuque to Knoxville?

Related info for your journey

Find useful and relevant information for your journey from Dubuque to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

Can I find deals for flights from Dubuque to Knoxville that include hotel bookings?

How can I find direct flights from Dubuque to Knoxville?

Can I find deals for business class flights from Dubuque to Knoxville?

What is the cheapest month to book a flight from Dubuque to Knoxville?

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Cheapest flights from Dubuque to Knoxville
Explore the most affordable flight options available from Dubuque to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 17, 2025.