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$101+ 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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
OKC — TYS
Aug 18 — Aug 251
Tue 8/18
Tue 8/25
1 adult, Economy
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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 July 19, 2026.

This Frontier deal was found by Cheapflights users on 7/14. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/63:44 pm
OKC
-
TYS
1 stop26h 40m
Frontier
Wed 8/128:19 pm
TYS
-
OKC
1 stop19h 40m
Frontier
Deal found 7/14$241
This Kiwi.com deal was found by Cheapflights users on 7/16. 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 10/211:56 pm
OKC
-
TYS
1 stop22h 15m
Multiple Airlines
Sat 10/244:50 pm
TYS
-
OKC
1 stop18h 02m
Multiple Airlines
Deal found 7/16$285
This Frontier deal was found by Cheapflights users on 7/18. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:44 pm
OKC
-
TYS
1 stop26h 40m
Frontier
Mon 8/108:19 pm
TYS
-
OKC
1 stop23h 12m
Frontier
Deal found 7/18$288
This Delta deal was found by Cheapflights users on 7/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:22 pm
OKC
-
TYS
1 stop4h 05m
Delta
Tue 9/225:35 am
TYS
-
OKC
1 stop6h 01m
Delta
Deal found 7/15$295
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 9/91:56 pm
OKC
-
TYS
1 stop22h 48m
Multiple Airlines
Sun 9/276:23 pm
TYS
-
OKC
1 stop16h 41m
Multiple Airlines
Deal found 7/15$316
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Thu 9/101:56 pm
OKC
-
TYS
2 stops22h 31m
Multiple Airlines
Sun 9/276:23 pm
TYS
-
OKC
1 stop16h 41m
Multiple Airlines
Deal found 7/15$318
This Delta deal was found by Cheapflights users on 7/18. 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.
Mon 9/215:22 pm
OKC
-
TYS
1 stop5h 33m
Delta
Wed 9/308:55 am
TYS
-
OKC
1 stop4h 27m
Delta
Deal found 7/18$319
This Kiwi.com deal was found by Cheapflights users on 7/15. 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.
Thu 9/101:56 pm
OKC
-
TYS
2 stops22h 31m
Multiple Airlines
Thu 9/247:00 am
TYS
-
OKC
1 stop7h 01m
Multiple Airlines
Deal found 7/15$323
This United Airlines deal was found by Cheapflights users on 7/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:02 pm
OKC
-
TYS
1 stop5h 15m
United Airlines
Mon 8/246:02 pm
TYS
-
OKC
1 stop5h 54m
United Airlines
Deal found 7/15$327
This Southwest deal was found by Cheapflights users on 7/14. 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 8/412:05 pm
OKC
-
TYS
2 stops5h 50m
Southwest
Tue 8/115:30 pm
TYS
-
OKC
1 stop6h 10m
Southwest
Deal found 7/14$332
This Delta deal was found by Cheapflights users on 7/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:30 am
OKC
-
TYS
1 stop4h 53m
Delta
Wed 9/2312:23 pm
TYS
-
OKC
1 stop5h 04m
Delta
Deal found 7/15$336
This Kiwi.com deal was found by Cheapflights users on 7/14. 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.
Thu 8/63:44 pm
OKC
-
TYS
2 stops30h 28m
Multiple Airlines
Wed 8/128:19 pm
TYS
-
OKC
1 stop19h 40m
Multiple Airlines
Deal found 7/14$340

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 July 19, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$241
(Frontier)

One-way from

$101
(Kiwi.com)

Popular in

May

Cheapest in

March

Average price

$546
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. 18% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 19, 2026.
Use the filters below to find and compare flights from Oklahoma City to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Sat 9/19

6:00 am-10:44 am

1 stop3h 44m

Knoxville McGhee Tyson

Thu 9/24

8:55 am-12:22 pm

1 stop4h 27m

$319

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Wed 9/30

5:22 pm-11:55 pm

1 stop5h 33m

Knoxville McGhee Tyson

Tue 10/6

7:25 am-10:28 am

1 stop4h 03m

$319

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Tue 10/6

5:00 am-12:20 pm

2 stops6h 20m

Knoxville McGhee Tyson

Tue 10/13

5:15 pm-10:30 pm

1 stop6h 15m

$332

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Wed 8/12

9:05 am-6:55 pm

2 stops8h 50m

Knoxville McGhee Tyson

Wed 8/19

1:55 pm-9:55 pm

2 stops9h 00m

$357

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Sun 9/27

11:35 am-8:45 pm

2 stops8h 10m

Knoxville McGhee Tyson

Sat 10/3

2:55 pm-9:55 pm

1 stop8h 00m

$377

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Sun 10/4

5:30 am-11:18 am

1 stop4h 48m

Knoxville McGhee Tyson

Fri 10/9

7:25 pm-11:59 pm

1 stop5h 34m

$397

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Thu 8/6

10:35 am-6:35 pm

2 stops7h 00m

Knoxville McGhee Tyson

Tue 8/11

5:30 pm-10:40 pm

1 stop6h 10m

$423

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Sat 8/1

12:55 pm-9:25 pm

1 stop7h 30m

Knoxville McGhee Tyson

Tue 8/4

7:00 am-3:20 pm

2 stops9h 20m

$423

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Thu 10/15

8:37 am-11:36 pm

1 stop13h 59m

Knoxville McGhee Tyson

Mon 10/19

9:59 pm-1:01 pm

2 stops40h 02m

$427

Oklahoma CityKnoxville

OKC - TYS

OKCTYS

Oklahoma City Will Rogers World

Fri 7/31

5:05 pm-11:12 pm

1 stop5h 07m

Knoxville McGhee Tyson

Tue 8/4

3:25 pm-9:47 pm

1 stop7h 22m

$439

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/16

Showing 1-10 of 21 resultsSorted by cheapest first
1
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3

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 July.
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

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

Currently, March is the cheapest month in which you can book a flight from Oklahoma City to Knoxville (average of $347). Flying from Oklahoma City to Knoxville in May is currently the most expensive (average of $674). 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.

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

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 July 19, 2026.
Read reviews from past customers who have flown Southwest,Delta, andAmerican 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.
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Southwest
8.0
Very good
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
Delta
7.8
Good
8,475 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.
American Airlines
7.1
Good
11,822 reviews
Southwest
8.0
Very good
4,242 reviews

Food

7.0

Crew

8.6

Entertainment

7.5

Boarding

8.1

Overall

8.0

Comfort

8.0

Reviews

1 / 20
8.0
Excellent

Libby,Jun 2026

TUS - LAS

One delay in a 2 layover flight=a good trip. The crew was great.

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 $319, Delta can have you in Knoxville from Oklahoma City in 3h 44m. 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 ($198), and Southwest ($292) offers the cheapest pricing from Oklahoma City to Knoxville. These flights start at 56% 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, March is the cheapest month in which you can book a flight from Oklahoma City to Knoxville (average of $347). Flying from Oklahoma City to Knoxville in May is currently the most expensive (average of $674). 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
Morristown
Bryson City
Murphy
Alcoa

Browse thousands of different options on Cheapflights for your next trip

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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 July 19, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$198Average$477FlexibilityNo cancel feeOn-time71%
DeltaCheapest$198Average$355FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$292Average$437FlexibilityNo cancel feeOn-time63%

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