HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Detroit

$110+ Cheap flights from Knoxville to Detroit (TYS - DTT)

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 4/9. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — DTT
Apr 16 — Apr 231
Thu 4/16
Thu 4/23
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Detroit with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to Detroit

Cheapest flights from Knoxville to Detroit
Explore the most affordable flight options available from Knoxville to Detroit. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 17, 2026.

This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/84:25 pm
TYS
-
DTW
1 stop8h 14m
Multiple Airlines
Wed 4/157:05 pm
DTW
-
TYS
2 stops20h 36m
Multiple Airlines
Deal found 3/16$224
This Kiwi.com deal was found by Cheapflights users on 3/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/258:30 am
TYS
-
DTW
1 stop9h 25m
Multiple Airlines
Mon 3/304:09 pm
DTW
-
TYS
1 stop22h 01m
Multiple Airlines
Deal found 3/15$252
This Kiwi.com deal was found by Cheapflights users on 3/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:11 pm
TYS
-
DTW
2 stops36h 51m
Multiple Airlines
Mon 4/138:01 pm
DTW
-
TYS
1 stop13h 39m
Multiple Airlines
Deal found 3/16$254
This Kiwi.com deal was found by Cheapflights users on 3/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/277:15 am
TYS
-
DTW
1 stop8h 35m
Multiple Airlines
Tue 3/316:50 pm
DTW
-
TYS
1 stop15h 46m
Multiple Airlines
Deal found 3/12$260
This Kiwi.com deal was found by Cheapflights users on 3/13. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/289:36 pm
TYS
-
DTW
1 stop11h 47m
Multiple Airlines
Wed 4/15:34 pm
DTW
-
TYS
2 stops30h 05m
Multiple Airlines
Deal found 3/13$261
This Mytrip deal was found by Cheapflights users on 3/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/104:20 pm
TYS
-
DTW
1 stop18h 38m
Frontier
Sun 4/1211:54 am
DTW
-
TYS
1 stop27h 34m
Frontier
Deal found 3/13$265
This Southwest deal was found by Cheapflights users on 3/11. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:50 pm
TYS
-
DTW
1 stop3h 45m
Southwest
Wed 4/1512:40 pm
DTW
-
TYS
2 stops8h 10m
Southwest
Deal found 3/11$268

Find flight deals from Knoxville to Detroit

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Detroit (DTT). 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 March 17, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$224
(Kiwi.com)

One-way from

$110
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$354

Good round-trip deal

$343 or less

Good one-way deal

$182 or less
Provider with most accurate pricing for Knoxville McGhee Tyson-Detroit (DTT) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Detroit (DTT) flights.
Search Deals
From Knoxville McGhee Tyson to Detroit (DTT)
Search Deals
One-way flight from Knoxville McGhee Tyson to Detroit (DTT)
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Knoxville McGhee Tyson to Detroit (DTT).
Search Deals
Price to beat on a one-way flight from Knoxville McGhee Tyson to Detroit (DTT).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Detroit 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 March 17, 2026.
Use the filters below to find and compare flights from Knoxville to Detroit that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Wed 4/8

4:25 pm-12:39 am

1 stop8h 14m

Detroit Metropolitan Wayne County

Wed 4/15

1:37 pm-2:45 pm

1 stop25h 08m

$242

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Sat 4/25

5:40 pm-9:25 pm

1 stop3h 45m

Detroit Metropolitan Wayne County

Tue 4/28

6:10 am-12:00 pm

1 stop5h 50m

$321

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Tue 7/7

7:10 am-12:45 pm

1 stop5h 35m

Detroit Metropolitan Wayne County

Wed 7/15

6:40 am-12:05 pm

1 stop5h 25m

$337

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Wed 4/8

11:18 am-1:01 pm

Nonstop1h 43m

Detroit Metropolitan Wayne County

Wed 4/15

7:45 pm-9:20 pm

Nonstop1h 35m

$359

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Fri 7/3

5:15 pm-6:59 pm

Nonstop1h 44m

Detroit Metropolitan Wayne County

Tue 7/7

7:55 pm-9:28 pm

Nonstop1h 33m

$359

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Thu 4/23

7:50 am-9:30 am

Nonstop1h 40m

Detroit Metropolitan Wayne County

Mon 4/27

6:17 pm-11:54 pm

1 stop5h 37m

$369

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Mon 4/13

6:45 pm-10:20 pm

1 stop3h 35m

Detroit Metropolitan Wayne County

Mon 4/20

4:00 pm-8:20 pm

1 stop4h 20m

$370
Quickest round-trip

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Sat 4/11

7:40 am-9:20 am

Nonstop1h 40m

Detroit Metropolitan Wayne County

Sat 4/18

7:45 pm-9:20 pm

Nonstop1h 35m

$379
Cheapest one-way

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Wed 5/13

5:50 pm-9:35 pm

1 stop3h 45m

$161

KnoxvilleDetroit

TYS - DTW

TYSDTW

Knoxville McGhee Tyson

Sun 6/14

7:00 pm-11:10 pm

1 stop4h 10m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/14

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Knoxville to Detroit

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Detroit in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Detroit flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Detroit flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Detroit flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Detroit flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Detroit flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Detroit

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

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

Currently, February is the cheapest month in which you can book a flight from Knoxville to Detroit (average of $206). Flying from Knoxville to Detroit in November is currently the most expensive (average of $358). 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.

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

Find hourly flight availability from Knoxville to Detroit. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 17, 2026.

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

Weekly flight availability from Knoxville to Detroit

Explore weekly flight availability from Knoxville to Detroit. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 17, 2026.

The most flights from TYS to DTT are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Knoxville to Detroit?

Reviews of airlines servicing Detroit

Get insights into the airlines that provide service to Detroit. 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 Detroit. Reviews last updated March 17, 2026.
Get a feel of what it's like to fly with Delta from Knoxville to Detroit by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,288 reviews
Delta
7.9
Good
8,288 reviews

Comfort

7.9

Entertainment

7.8

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airports do I use to fly from Knoxville to Detroit?

    Detroit All airports is the airport most travelers will use when flying to Detroit from Knoxville McGhee Tyson. Booking flights from McGhee Tyson (TYS) to All airports (DTT) should be relatively easy as there are 10 daily flights to Detroit from 1 airline. 1h 39m is how long a flight from Knoxville to Detroit All airports will take if you book a nonstop flight.

  • How long is the flight from Knoxville to Detroit?

    For as low as $321, Southwest can have you in Detroit from Knoxville in 3h 45m. The distance between Knoxville and Detroit is about 444 mi.

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

    Flying on Delta is currently your cheapest option to Detroit, with prices starting at $299. You may be able to fly from Knoxville to Detroit for 39% less than the average price by searching for this airline.

  • What are the most reliable airlines from Knoxville to Detroit?

    Before booking your flight to Detroit from Knoxville, check out the most reliable airlines to get you to your destination on time: Air France (85%), Korean Air (80%), KLM( 76%).

  • What are the cheapest flights from Knoxville to Detroit?

    On average you can expect to pay $401 for a flight from Knoxville to Detroit. The cheapest flight overall is $148 while the most popular route, (Knoxville McGhee Tyson - Detroit Metropolitan Wayne County) is currently priced at $300.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Knoxville to Detroit (average of $206). Flying from Knoxville to Detroit in November is currently the most expensive (average of $358). 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 Detroit?

Book flights to Detroit if you plan to visit one of these locations
Roseville
Port Huron

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Knoxville to Detroit

Discover the top airline that operate flights from Knoxville to Detroit. 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 March 17, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$299Average$429FlexibilityNo cancel feeOn-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.