$125 Cheap Flights from Redmond (RDM) to Knoxville (TYS)

View $125 flight on Sat, Sep 6, 2025Opens in a new window

Popular airlines from Redmond Municipal Airport (RDM) to McGhee Tyson Airport (TYS)

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Cheap Flights from Redmond to Knoxville (RDM-TYS)

Prices were available within the past 7 days and start at $125 for one-way flights and $249 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Sep 4 - Sat, Sep 6
RDM
Redmond
TYS
Knoxville
$249 Roundtrip, found 2 hours ago
$249
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 4 from Redmond to Knoxville, returning Sat, Sep 6, priced at $249 found 2 hours ago
United
Thu, Sep 4 - Sat, Sep 6
RDM
Redmond
TYS
Knoxville
$254 Roundtrip, found 2 hours ago
$254
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 4 from Redmond to Knoxville, returning Sat, Sep 6, priced at $254 found 2 hours ago
Delta
Thu, Sep 4 - Sat, Sep 6
RDM
Redmond
TYS
Knoxville
$258 Roundtrip, found 2 hours ago
$258
Roundtrip
found 2 hours ago
Select Delta flight, departing Thu, Sep 4 from Redmond to Knoxville, returning Sat, Sep 6, priced at $258 found 2 hours ago
Delta
Tue, Nov 4 - Wed, Nov 12
RDM
Redmond
TYS
Knoxville
$261 Roundtrip, found 1 day ago
$261
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Nov 4 from Redmond to Knoxville, returning Wed, Nov 12, priced at $261 found 1 day ago
United
Thu, Sep 4 - Sat, Sep 6
RDM
Redmond
TYS
Knoxville
$268 Roundtrip, found 2 hours ago
$268
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 4 from Redmond to Knoxville, returning Sat, Sep 6, priced at $268 found 2 hours ago
United
Thu, Sep 4 - Sat, Sep 6
RDM
Redmond
TYS
Knoxville
$273 Roundtrip, found 2 hours ago
$273
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 4 from Redmond to Knoxville, returning Sat, Sep 6, priced at $273 found 2 hours ago
United
Thu, Sep 4 - Sat, Sep 6
RDM
Redmond
TYS
Knoxville
$274 Roundtrip, found 2 hours ago
$274
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 4 from Redmond to Knoxville, returning Sat, Sep 6, priced at $274 found 2 hours ago
United
Thu, Sep 4 - Sat, Sep 6
RDM
Redmond
TYS
Knoxville
$288 Roundtrip, found 2 hours ago
$288
Roundtrip
found 2 hours ago
Select United flight, departing Thu, Sep 4 from Redmond to Knoxville, returning Sat, Sep 6, priced at $288 found 2 hours ago
Alaska Airlines
Sat, Oct 25 - Fri, Oct 31
RDM
Redmond
TYS
Knoxville
$449 Roundtrip, found 2 days ago
$449
Roundtrip
found 2 days ago
Select Alaska Airlines flight, departing Sat, Oct 25 from Redmond to Knoxville, returning Fri, Oct 31, priced at $449 found 2 days ago
American Airlines
Tue, Dec 9 - Thu, Dec 11
RDM
Redmond
TYS
Knoxville
$478 Roundtrip, found 16 hours ago
$478
Roundtrip
found 16 hours ago
Select American Airlines flight, departing Tue, Dec 9 from Redmond to Knoxville, returning Thu, Dec 11, priced at $478 found 16 hours ago

Alternative airports near Knoxville

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to McGhee Tyson TYS. Cheapest and Closest option available. Average driving time to city center is 22 minutes. Flights from $858
TYS
McGhee Tyson
CheapestClosest
Average driving time to city center22 min
Flights from $858
Flights from Redmond (RDM) to Knoxville (TYS)
Origin airport
Robert's Field
Destination airport
McGhee Tyson
Airlines serving
Alaska Airlines, American Airlines, Delta, United
Roundtrip price
$248
Distance
2031 mi

Redmond to Knoxville Flights

The cheapest times to fly from Redmond 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 Redmond to Knoxville are during the month of September. You can find some of the cheapest flights from Redmond to Knoxville with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Redmond to Knoxville

Sunday is one of the best days to book for cheap flights from Redmond 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 Redmond 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 Redmond to Knoxville in 2025. You can also book with separate airlines for your outbound and return journeys, from $125 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 Redmond 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 Redmond 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

How much does a flight from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS) cost?
Lock in a cheap one-way flight from $125 or cheap return flight from $249 from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS)?
September is the most affordable month to fly from RDM to TYS. Planning your trip for the off-season is often the key to landing a great deal.
What is the cheapest airline that flies from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Customize the search to your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest RDM to TYS flight.
How many flights per day from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS)?
Nonstop flights from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RDM to TYS?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary based on various factors, including the season and airline.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS)?
Choose a flight from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS) that leaves before 3 PM to reduce the risk of cancellations. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS) last-minute?
Holding off until just before your trip to book a ticket from RDM to TYS generally means paying more. While you may come across some last-minute deals, they're not always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a RDM to TYS flight and hotel package?
You can save money by securing a RDM to TYS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've chosen your preferred flights and accommodations, consider other add-ons like car rentals, tours and activities.
Can I cancel or change the date of my flight from Robert's Field Airport (RDM) to McGhee Tyson Airport (TYS)?
Typically, you can reschedule or cancel your RDM to TYS flight. However, there may be additional charges, especially if you booked more than 24 hours ago. Check your itinerary for the airline's rules and fees on flight changes, or if you want further information, head to our Customer Service portal.

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*Available to One Key members.