Cheap Flights to Jefferson County from $85

View $85 flight on Wed, Aug 5, 2026Opens in a new window

Popular airlines to Jefferson County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Air Canada

How much is the cheapest flight to Jefferson County?

Prices were available within the past 7 days and start at $85 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 12 - Wed, Aug 19
DEN
Denver
TYS
Knoxville
$170 Roundtrip, found 9 hours ago
$170
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Wed, Aug 12 from Denver to Knoxville, returning Wed, Aug 19, priced at $170 found 9 hours ago
Frontier Airlines
Wed, Aug 5 - Wed, Aug 19
DEN
Denver
TYS
Knoxville
$180 Roundtrip, found 1 day ago
$180
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Wed, Aug 5 from Denver to Knoxville, returning Wed, Aug 19, priced at $180 found 1 day ago
Frontier Airlines
Mon, May 25 - Fri, Jun 5
DEN
Denver
TYS
Knoxville
$181 Roundtrip, found 4 days ago
$181
Roundtrip
found 4 days ago
Select Frontier Airlines flight, departing Mon, May 25 from Denver to Knoxville, returning Fri, Jun 5, priced at $181 found 4 days ago
Frontier Airlines
Wed, Sep 2 - Mon, Sep 7
DEN
Denver
TYS
Knoxville
$182 Roundtrip, found 23 hours ago
$182
Roundtrip
found 23 hours ago
Select Frontier Airlines flight, departing Wed, Sep 2 from Denver to Knoxville, returning Mon, Sep 7, priced at $182 found 23 hours ago
Frontier Airlines
Wed, Jul 8 - Wed, Jul 15
DEN
Denver
TYS
Knoxville
$187 Roundtrip, found 2 days ago
$187
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Jul 8 from Denver to Knoxville, returning Wed, Jul 15, priced at $187 found 2 days ago
Frontier Airlines
Wed, Aug 26 - Wed, Sep 2
AUS
Austin
TYS
Knoxville
$190 Roundtrip, found 2 days ago
$190
Roundtrip
found 2 days ago
Select Frontier Airlines flight, departing Wed, Aug 26 from Austin to Knoxville, returning Wed, Sep 2, priced at $190 found 2 days ago
Southwest Airlines
Tue, Jun 2 - Wed, Jun 3
MCO
Orlando
TYS
Knoxville
$195 Roundtrip, found 4 days ago
$195
Roundtrip
found 4 days ago
Select Southwest Airlines flight, departing Tue, Jun 2 from Orlando to Knoxville, returning Wed, Jun 3, priced at $195 found 4 days ago
United
Fri, May 29 - Sat, May 30
ORD
Chicago
TYS
Knoxville
$249 Roundtrip, just found
$249
Roundtrip
just found
Select United flight, departing Fri, May 29 from Chicago to Knoxville, returning Sat, May 30, priced at $249 just found
Delta
Tue, Aug 18 - Tue, Aug 25
BOS
Boston
TYS
Knoxville
$277 Roundtrip, found 4 days ago
$277
Roundtrip
found 4 days ago
Select Delta flight, departing Tue, Aug 18 from Boston to Knoxville, returning Tue, Aug 25, priced at $277 found 4 days ago
American Airlines
Sat, Aug 29 - Tue, Sep 1
JFK
New York
TYS
Knoxville
$281 Roundtrip, found 6 hours ago
$281
Roundtrip
found 6 hours ago
Select American Airlines flight, departing Sat, Aug 29 from New York to Knoxville, returning Tue, Sep 1, priced at $281 found 6 hours ago

Airports in Jefferson County

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

Select flight to McGhee Tyson TYS. Cheapest option available. Flights from $467
TYS
McGhee Tyson
Cheapest
Flights from $467

Trending flights to Jefferson County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Wed, Aug 12 - Wed, Aug 19
DEN
Denver
TYS
Knoxville
$170 Roundtrip, found 9 hours ago
$170
Roundtrip
found 9 hours ago
Select Frontier Airlines flight, departing Wed, Aug 12 from Denver to Knoxville, returning Wed, Aug 19, priced at $170 found 9 hours ago

Frequently asked questions

How do I find cheap flights to Jefferson County that have flexible change policies?
At Expedia, we've been channeling our inner gymnast to give you the most flexible airfares available. Just tick the "No change fee" box right underneath the filter subheading "Flexible change policies" to find your perfect flight to Jefferson County.
Which airlines fly to Jefferson County?
With a great range of airlines offering flights into or near Jefferson County, you have plenty of options:

  • American Airlines - 585 flights to or near Jefferson County each month, including 585 flights to McGhee Tyson Airport (TYS) per month.
  • United Airlines - 329 flights to or near Jefferson County each month, including 329 flights to McGhee Tyson Airport (TYS) per month.
  • Delta Air Lines - 320 flights to or near Jefferson County each month, including 320 flights to McGhee Tyson Airport (TYS) per month.

How can I find cheap tickets to Jefferson County?
For an amazing deal to Jefferson County, book well ahead of time. Also take advantage of Expedia's "flexible dates" link at the top of your search results. This will display the cheapest prices for nearby days. In the last seven days, $170 was the best price for a flight to Jefferson County.
How much is a flight to Jefferson County?
You could have nabbed a round-trip airfare to Jefferson County from anywhere between $170 and $281 in the last seven days. For one-way journeys taking off from Denver (DEN), the lowest amount paid during this period was just $85.
What are the most popular airports to fly into in Jefferson County?
Jefferson County's main point of entry is McGhee Tyson Airport (TYS). Get your amazing journey underway by reserving a ticket on one of the 1,478 monthly flights to this destination.
When is the cheapest time to fly to Jefferson County?
Taking off on a Tuesday, followed by a Monday, is generally the best way to get the cheapest fare. Stay away from the weekends if you can, because Saturday is typically the costliest day. Spend the money you saved having fun in Jefferson County instead!
How much is a plane ticket to Jefferson County?
Airfares to Jefferson County ranged from $170 to $281 in the last seven days. Usually, the earlier you make a reservation, the bigger the bargain.
What months are the cheapest to book a flight to Jefferson County?
An excellent month to book well-priced airfares to Jefferson County is February. It's worth remembering that in the USA, an expensive time to secure a seat is the festive month of December.
How long is a flight to Jefferson County?
Your flight to Jefferson County could be long or it could be short depending on where your point of origin is. Before you cram your laptop with podcasts and movies, have a look at the average flight times for these leading domestic routes:

  • Charlotte, NC (CLT-Charlotte-Douglas Intl.) to McGhee Tyson Airport (TYS) - 1 hour and 7 minutes
  • Chicago, IL (ORD-OHare Intl.) to McGhee Tyson Airport (TYS) - 1 hour and 40 minutes
  • Atlanta, GA (ATL-Hartsfield-Jackson Atlanta Intl.) to McGhee Tyson Airport (TYS) - 55 minutes

What is the best time to go to Jefferson County?
A superb time to head for Jefferson County, along with the main city of Jefferson City, is during the bustling months of September, October and November. Summer here begins June 20, and you can look forward to average temperatures of between 65ºF and 90ºF if you go then. This warmer weather is ideal for wandering around the city sights.

Book with confidence

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

Travel information

*Flight schedules are subject to change.

*Available to One Key members.

 

*Flight schedules are subject to change.

*Available to One Key members.