$333+ Cheap flights from Casper to Knoxville (CPR - TYS)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
CPR — TYS
Oct 22 — Oct 291
Round-trip
1 adult, Economy
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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 Casper to Knoxville
Cheapest
Best
Last-minute
One-way
Cheapest flights from Casper to KnoxvilleExplore the most affordable flight options available from Casper to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
Explore the most affordable flight options available from Casper to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 10/61:20 pm -
1 stop6h 54m
Sat 10/104:53 pm -
1 stop5h 24m
Deal found 9/20![United Airlines logo]()
$463
Best flights from Casper to KnoxvilleDiscover carefully curated flight deals from Casper to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
Discover carefully curated flight deals from Casper to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 10/61:20 pm -
1 stop6h 54m
Sat 10/1010:42 am -
2 stops8h 21m
Deal found 9/20![United Airlines logo]()
$469
Last-minute flights from Casper to KnoxvilleDiscover last-minute flight deals from Casper to Knoxville. Data last updated September 22, 2026 and is based on user searches.
Discover last-minute flight deals from Casper to Knoxville. Data last updated September 22, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 10/61:20 pm -
1 stop6h 54m
Sat 10/104:53 pm -
1 stop5h 24m
Deal found 9/20![United Airlines logo]()
$463
One-way flights from Casper to KnoxvilleSearch for one-way flight options from Casper to Knoxville. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
Search for one-way flight options from Casper to Knoxville. Find affordable one-way fares based on user searches. Data last updated September 22, 2026.
This United Airlines deal was found by Cheapflights users on 9/21. 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 11/137:00 am -
1 stop7h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![United Airlines logo]()
$333
Find flight deals from Casper to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Casper (CPR) 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 September 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $463 (United Airlines) |
One-way from | $333 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Casper 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 7,457,451 searches. Data last updated September 22, 2026.
Use the filters below to find and compare flights from Casper to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
CasperKnoxville
CPR Casper Natrona County - TYS Knoxville McGhee Tyson
CPRTYS
Casper Natrona County
Fri 11/13
7:00 am-4:04 pm
1 stop7h 04m
Knoxville McGhee Tyson
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$333
CasperKnoxville
CPR Casper Natrona County - TYS Knoxville McGhee Tyson
CPRTYS
Casper Natrona County
Tue 10/6
1:20 pm-10:14 pm
1 stop6h 54m
Knoxville McGhee Tyson
Sat 10/10
10:42 am-5:03 pm
2 stops8h 21m
$469
Sorted by cheapest first
Compare providers for flights from Casper 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 Casper to Knoxville in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Casper-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Casper-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Casper-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Casper-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 Casper-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 Casper to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Casper with our price prediction graph.
CPR-TYS
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.
Related info for your journey
Find useful and relevant information for your journey from Casper to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
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