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$448+ Cheap flights from Rock Springs to Knoxville (RKS - 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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
RKS — TYS
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Rock Springs to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Rock Springs (RKS) 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 11, 2025.

Round-trip from

$448
(United Airlines)
From Rock Springs Sweetwater County to Knoxville McGhee Tyson
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Best flights from Rock Springs to Knoxville
Discover carefully curated flight deals from Rock Springs to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/9. 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.
Sat 3/72:05 pmRKS - TYS
2 stops16h 54mUnited Airlines
Wed 3/114:25 pmTYS - RKS
1 stop7h 36mUnited Airlines
Deal found 9/9$448

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rock Springs 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 September 11, 2025.
Use the filters below to find and compare flights from Rock Springs to Knoxville that are best for you.

Fly from

Rock Springs

Fly to

Knoxville

Route

Depart

Return

Price

Rock SpringsKnoxville

RKS - TYS

RKSTYS

Rock Springs Sweetwater County

Sat 3/7

2:05 pm-8:59 am

2 stops16h 54m

Knoxville McGhee Tyson

Wed 3/11

4:25 pm-10:01 pm

1 stop7h 36m

$448

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Best time to book a flight from Rock Springs to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Rock Springs 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.

Related info for your journey

Find useful and relevant information for your journey from Rock Springs 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 Rock Springs to Knoxville?

    For as low as $448, United Airlines can have you in Knoxville from Rock Springs in 16h 54m. The distance from Rock Springs to Knoxville is about 1403 mi.

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

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

  • How can I find direct flights from Rock Springs to Knoxville?

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

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

    Yes. Cheapflights offers flight deals from Rock Springs 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 Rock Springs to Knoxville?

    Currently, January is the cheapest month in which you can book a flight from Rock Springs to Knoxville (average of $294). Flying from Rock Springs 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 Knoxville?

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

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