$410 Cheap Flights from Sun Valley (SUN) to Knoxville (TYS)

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Cheap flights from Sun Valley (SUN) to Knoxville (TYS)

Prices were available within the past 7 days and start at $410 for one-way flights and $613 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, Dec 18 - Tue, Dec 24
SUN
Sun Valley
TYS
Knoxville
$613 Roundtrip, found 3 days ago
$613
Roundtrip
found 3 days ago
Select United flight, departing Wed, Dec 18 from Sun Valley to Knoxville, returning Tue, Dec 24, priced at $613 found 3 days ago
United
Tue, Dec 17 - Tue, Dec 24
SUN
Sun Valley
TYS
Knoxville
$623 Roundtrip, found 3 days ago
$623
Roundtrip
found 3 days ago
Select United flight, departing Tue, Dec 17 from Sun Valley to Knoxville, returning Tue, Dec 24, priced at $623 found 3 days ago
United
Mon, Dec 16 - Tue, Dec 24
SUN
Sun Valley
TYS
Knoxville
$628 Roundtrip, found 3 days ago
$628
Roundtrip
found 3 days ago
Select United flight, departing Mon, Dec 16 from Sun Valley to Knoxville, returning Tue, Dec 24, priced at $628 found 3 days ago
Flight from Sun Valley to Knoxville (SUN - TYS) route information
Origin airport
Friedman Memorial
Destination airport
McGhee Tyson
Roundtrip price
$613
Distance
1686 mi

Sun Valley to Knoxville Flights

The cheapest times to fly from Sun Valley to Knoxville

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sun Valley to Knoxville are during the month of December. You can find some of the cheapest flights from Sun Valley to Knoxville with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Sun Valley to Knoxville

Sunday is one of the best days to book for cheap flights from Sun Valley to Knoxville: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Sun Valley to Knoxville

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sun Valley to Knoxville in 2024. You can also book with separate airlines for your outbound and return journeys, from $410 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sun Valley to Knoxville flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sun Valley to Knoxville airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from Friedman Memorial Airport to McGhee Tyson Airport (TYS) last minute?
When it’s time to book your flights, it’s always better to be prepared. While it may be possible to pick up a last-minute deal on a SUN to McGhee Tyson Airport (TYS) flight, fares usually don’t get cheaper as the date of departure nears. Based on flight pricing and demand studies in 2022, we have found that the sweet spot to lock in a domestic flight is between 28 – 35 days in advance. For international journeys it’s three to four months.
What airports do you fly into for Knoxville from Sun Valley?
From Sun Valley, you can fly into Knoxville via McGhee Tyson Airport (TYS), Gatlinburg, TN (GKT-Gatlinburg - Pigeon Forge) and Morristown, TN (MOR-Moore-Murrell). Find out which airport is the best option for you before you make a decision. If you settle on McGhee Tyson Airport (TYS), it’s roughly 12 mi south of the downtown area. Use the cash you save when booking your ticket with Expedia to experience the city’s popular sights, such as Ijams Nature Center and Knoxville Zoological Gardens.
Can I change the date of my flight from SUN to TYS?
Quickly and easily make changes to your SUN to McGhee Tyson Airport (TYS) journey via the Expedia Trips portal. But before amending dates or times, check the conditions and rules in your itinerary to see what you can do and what fees apply for changes. Some airlines have a change fee per person, on top of any difference in ticket prices. However, if you booked in the last 24 hours, you may be able to cancel for free and organize new flights. You can also check out our Customer Service portal for more info and to connect with our Virtual Agent.
*Available to One Key members.