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$452+ Cheap flights from Duluth to Knoxville (DLH - 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
DLH — TYS
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Duluth to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Duluth (DLH) to Knoxville (TYS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 12, 2025.

Round-trip from

$478
(United Airlines)

One-way from

$452
(United Airlines)

Popular in

February

Cheapest in

January
From Duluth Intl to Knoxville McGhee Tyson
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One-way flight from Duluth Intl to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($19 potential savings vs. average RT price).
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Find flight deals from Duluth to Knoxville

Cheapest flights from Duluth to Knoxville
Explore the most affordable flight options available from Duluth to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/306:13 pmDLH - TYS
2 stops19h 45mUnited Airlines
Wed 7/97:00 amTYS - DLH
1 stop4h 51mUnited Airlines
Deal found 6/12$478

Cheapflights Fare Finder

Customize your flight search to find flights from Duluth to Knoxville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Duluth to Knoxville that are best for you.

Fly from

Duluth

Fly to

Knoxville

Route

Depart

Return

Price

DuluthKnoxville

DLH - TYS

DLHTYS

Duluth Intl

Mon 6/30

6:13 pm-2:58 pm

2 stops19h 45m

Knoxville McGhee Tyson

Wed 7/9

7:00 am-10:51 am

1 stop4h 51m

$478

DuluthKnoxville

DLH - TYS

DLHTYS

Duluth Intl

Mon 7/21

6:13 pm-11:59 pm

2 stops28h 46m

$452

DuluthKnoxville

DLH - TYS

DLHTYS

Duluth Intl

Mon 7/21

6:03 pm-11:44 pm

1 stop4h 41m

$454

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Duluth to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Duluth 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 Duluth to Knoxville

Rainfall in Knoxville by month

Plan your trip to Knoxville by taking into account the average rainfall totals by month.

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.

Temperature in Knoxville by month

Plan your trip to Knoxville by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Knoxville

Get insights into the airlines that provide service to Knoxville. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Knoxville. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What is the cheapest airline to fly from Duluth to Knoxville round-trip?

    Currently priced at $478, United Airlines will fly you from Duluth to Knoxville and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip.

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

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

  • How can I find direct flights from Duluth to Knoxville?

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

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

    Yes. Cheapflights offers flight deals from Duluth 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 Duluth to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Duluth to Knoxville (average of $296). Flying from Duluth 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.

See more FAQs

Traveling to a place near Duluth?

Book flights to Duluth if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

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Top airline flying from Duluth to Knoxville

Discover the top airline that operate flights from Duluth to Knoxville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$308Average$568FlexibilityNo cancel feeOn-time69%

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