HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Knoxville

$139+ Cheap flights from Oklahoma City to Knoxville (OKC - 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 2/23. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — TYS
Mar 4 — Mar 111
Wed 3/4
Wed 3/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Oklahoma City to Knoxville 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 Oklahoma City to Knoxville

Cheapest flights from Oklahoma City to Knoxville
Explore the most affordable flight options available from Oklahoma City to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 2, 2026.

This Southwest deal was found by Cheapflights users on 1/31. 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 4/82:55 pm
OKC
-
TYS
1 stop3h 45m
Southwest
Wed 4/155:50 pm
TYS
-
OKC
1 stop6h 00m
Southwest
Deal found 1/31$199
This Southwest deal was found by Cheapflights users on 1/31. 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.
Tue 4/712:25 pm
OKC
-
TYS
2 stops6h 15m
Southwest
Tue 4/147:05 am
TYS
-
OKC
1 stop3h 55m
Southwest
Deal found 1/31$204
This American Airlines deal was found by Cheapflights users on 2/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/255:00 am
OKC
-
TYS
1 stop5h 30m
American Airlines
Sat 3/286:21 pm
TYS
-
OKC
1 stop6h 34m
American Airlines
Deal found 2/1$249
This American Airlines deal was found by Cheapflights users on 1/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/2111:27 am
OKC
-
TYS
1 stop5h 37m
American Airlines
Sat 4/255:44 am
TYS
-
OKC
1 stop5h 53m
American Airlines
Deal found 1/30$269
This Delta deal was found by Cheapflights users on 2/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/35:45 pm
OKC
-
TYS
1 stop5h 12m
Delta
Tue 4/75:40 am
TYS
-
OKC
1 stop5h 39m
Delta
Deal found 2/1$278
This Southwest deal was found by Cheapflights users on 2/1. 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.
Fri 4/312:30 pm
OKC
-
TYS
2 stops7h 45m
Southwest
Tue 4/77:05 am
TYS
-
OKC
1 stop3h 55m
Southwest
Deal found 2/1$283
This American Airlines deal was found by Cheapflights users on 1/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/216:00 am
OKC
-
TYS
1 stop5h 30m
American Airlines
Thu 4/236:54 pm
TYS
-
OKC
1 stop5h 53m
American Airlines
Deal found 1/30$287
This Southwest deal was found by Cheapflights users on 2/1. 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.
Fri 4/312:30 pm
OKC
-
TYS
2 stops7h 45m
Southwest
Wed 4/87:05 am
TYS
-
OKC
2 stops7h 25m
Southwest
Deal found 2/1$288
This United Airlines deal was found by Cheapflights users on 1/30. 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 4/201:44 pm
OKC
-
TYS
1 stop7h 45m
United Airlines
Sat 4/259:00 am
TYS
-
OKC
1 stop6h 54m
United Airlines
Deal found 1/30$305
This Southwest deal was found by Cheapflights users on 1/30. 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.
Tue 4/2112:25 pm
OKC
-
TYS
2 stops6h 15m
Southwest
Fri 4/246:35 am
TYS
-
OKC
2 stops6h 00m
Southwest
Deal found 1/30$306

Find flight deals from Oklahoma City to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Oklahoma City (OKC) 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 February 2, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$199
(Southwest)

One-way from

$139
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$311
Provider with most accurate pricing for Oklahoma City Will Rogers World-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Oklahoma City Will Rogers World-Knoxville McGhee Tyson flights.
Search Deals
From Oklahoma City Will Rogers World to Knoxville McGhee Tyson
Search Deals
One-way flight from Oklahoma City Will Rogers World to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Oklahoma City 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 February 2, 2026.
Use the filters below to find and compare flights from Oklahoma City to Knoxville that are best for you.

Fly from

Oklahoma City

Fly to

Knoxville

Route

Depart

Return

Price

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Tue 6/30

7:30 am-12:05 pm

1 stop3h 35m

Knoxville McGhee Tyson

Wed 7/8

7:10 am-9:55 am

1 stop3h 45m

$199

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Wed 4/8

6:00 am-12:30 pm

1 stop5h 30m

Knoxville McGhee Tyson

Wed 4/15

5:44 am-10:37 am

1 stop5h 53m

$199

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Tue 4/7

12:25 pm-7:40 pm

2 stops6h 15m

Knoxville McGhee Tyson

Tue 4/14

7:05 am-10:00 am

1 stop3h 55m

$204

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Wed 4/8

8:35 am-7:40 pm

2 stops10h 05m

Knoxville McGhee Tyson

Wed 4/15

5:50 pm-10:50 pm

1 stop6h 00m

$204

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Wed 3/25

5:00 am-11:30 am

1 stop5h 30m

Knoxville McGhee Tyson

Sat 3/28

5:00 pm-11:55 pm

2 stops7h 55m

$254

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Tue 4/21

11:27 am-6:04 pm

1 stop5h 37m

Knoxville McGhee Tyson

Sat 4/25

5:44 am-10:37 am

1 stop5h 53m

$269

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Fri 4/3

5:45 pm-11:57 pm

1 stop5h 12m

Knoxville McGhee Tyson

Wed 4/8

5:40 am-10:19 am

1 stop5h 39m

$278

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Fri 4/3

5:45 pm-11:57 pm

1 stop5h 12m

Knoxville McGhee Tyson

Tue 4/7

5:40 am-10:19 am

1 stop5h 39m

$278

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Wed 3/25

7:45 am-8:05 pm

2 stops11h 20m

Knoxville McGhee Tyson

Sat 3/28

6:35 am-5:15 pm

2 stops11h 40m

$278

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Fri 4/3

6:10 am-12:45 pm

1 stop5h 35m

Knoxville McGhee Tyson

Wed 4/8

2:55 pm-10:00 pm

2 stops8h 05m

$283

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/31

Showing 1-10 of 18 results
1
2

Compare providers for flights from Oklahoma City to Knoxville

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 Oklahoma City to Knoxville in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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 Oklahoma City-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Oklahoma City-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Oklahoma City-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Oklahoma City-Knoxville 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 Oklahoma City-Knoxville 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 Oklahoma City to Knoxville

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

How far ahead should I book a flight from Oklahoma City to Knoxville?

Use this chart to determine the optimal time to book a round-trip flight from Oklahoma City to Knoxville. Price data was last updated on January 30, 2026.

The best time to book flights from Oklahoma City to Knoxville is 33 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, November is the cheapest month in which you can book a flight from Oklahoma City to Knoxville (average of $128). Flying from Oklahoma City to Knoxville in August is currently the most expensive (average of $253). 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.

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 February 2, 2026.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Oklahoma City to Knoxville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,130 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

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
8,130 reviews
Delta
7.9
Good
8,130 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

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.
United Airlines
7.4
Good
9,229 reviews
Delta
7.9
Good
8,130 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

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.
American Airlines
7.2
Good
11,212 reviews
Delta
7.9
Good
8,130 reviews

Food

7.2

Overall

7.9

Crew

8.5

Boarding

8.1

Comfort

7.9

Entertainment

7.8

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 Oklahoma City to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oklahoma City to Knoxville?

    For as low as $199, Southwest can have you in Knoxville from Oklahoma City in 3h 35m. Airlines will cover a distance of 764 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Oklahoma City to Knoxville round-trip?

    According to our current data, American Airlines ($198), Delta ($216), and United Airlines ($245) offers the cheapest pricing from Oklahoma City to Knoxville. These flights start at 48% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Oklahoma City to Knoxville?

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

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

    Yes. Cheapflights offers flight deals from Oklahoma City 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 Oklahoma City to Knoxville?

    Currently, November is the cheapest month in which you can book a flight from Oklahoma City to Knoxville (average of $128). Flying from Oklahoma City to Knoxville in August is currently the most expensive (average of $253). 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 Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Corbin
Morristown
Bryson City
Alcoa
Oak Ridge
Murphy

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 3 airlines flying from Oklahoma City to Knoxville

Discover the top 3 airlines that operate flights from Oklahoma City 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 February 2, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$198Average$431FlexibilityNo cancel feeOn-time71%
DeltaCheapest$216Average$313FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$245Average$344FlexibilityNo cancel feeOn-time69%

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.
Site
Cookie settings©2026 Cheapflights