Cheap Flights to Knox County from $27

Popular airlines to Knox County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Spirit Airlines

    Spirit Airlines

  • Southwest Airlines

    Southwest Airlines

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Top Cities to Visit in Knox County

The Dairy in Central Park looks straight out of a fairytale
FlightsFlights

Mount Vernon

Mount Vernon

How much is the cheapest flight to Knox County?

Prices were available within the past 7 days and start at $27 for one-way flights and $56 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Feb 5 - Tue, Feb 10
MCO
Orlando
CMH
Columbus
$56 Roundtrip, found 8 hours ago
$56
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Thu, Feb 5 from Orlando to Columbus, returning Tue, Feb 10, priced at $56 found 8 hours ago
Frontier Airlines
Thu, Feb 12 - Thu, Feb 19
MCO
Orlando
CMH
Columbus
$58 Roundtrip, found 10 hours ago
$58
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Thu, Feb 12 from Orlando to Columbus, returning Thu, Feb 19, priced at $58 found 10 hours ago
Frontier Airlines
Thu, Feb 5 - Tue, Feb 10
MCO
Orlando
CMH
Columbus
$66 Roundtrip, found 8 hours ago
$66
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Thu, Feb 5 from Orlando to Columbus, returning Tue, Feb 10, priced at $66 found 8 hours ago
Frontier Airlines
Wed, Feb 25 - Sun, Mar 1
MCO
Orlando
CMH
Columbus
$68 Roundtrip, found 1 hour ago
$68
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Wed, Feb 25 from Orlando to Columbus, returning Sun, Mar 1, priced at $68 found 1 hour ago
Frontier Airlines
Thu, Jan 8 - Sun, Jan 11
MCO
Orlando
CMH
Columbus
$69 Roundtrip, just found
$69
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jan 8 from Orlando to Columbus, returning Sun, Jan 11, priced at $69 just found
Frontier Airlines
Thu, Jan 29 - Sun, Feb 1
MCO
Orlando
CMH
Columbus
$72 Roundtrip, found 12 hours ago
$72
Roundtrip
found 12 hours ago
Select Frontier Airlines flight, departing Thu, Jan 29 from Orlando to Columbus, returning Sun, Feb 1, priced at $72 found 12 hours ago
Spirit Airlines
Sat, Nov 22 - Mon, Dec 1
MCO
Orlando
CMH
Columbus
$74 Roundtrip, found 22 hours ago
$74
Roundtrip
found 22 hours ago
Select Spirit Airlines flight, departing Sat, Nov 22 from Orlando to Columbus, returning Mon, Dec 1, priced at $74 found 22 hours ago
Southwest Airlines
Sat, Jan 10 - Sun, Jan 18
MCO
Orlando
CMH
Columbus
$88 Roundtrip, found 2 hours ago
$88
Roundtrip
found 2 hours ago
Select Southwest Airlines flight, departing Sat, Jan 10 from Orlando to Columbus, returning Sun, Jan 18, priced at $88 found 2 hours ago
Delta
Sat, Dec 13 - Tue, Dec 16
JFK
New York
CMH
Columbus
$139 Roundtrip, found 2 hours ago
$139
Roundtrip
found 2 hours ago
Select Delta flight, departing Sat, Dec 13 from New York to Columbus, returning Tue, Dec 16, priced at $139 found 2 hours ago
American Airlines
Sat, Dec 13 - Tue, Dec 16
JFK
New York
CMH
Columbus
$149 Roundtrip, found 2 hours ago
$149
Roundtrip
found 2 hours ago
Select American Airlines flight, departing Sat, Dec 13 from New York to Columbus, returning Tue, Dec 16, priced at $149 found 2 hours ago

Trending flights to Knox 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
Thu, Feb 5 - Tue, Feb 10
MCO
Orlando
CMH
Columbus
$56 Roundtrip, found 8 hours ago
$56
Roundtrip
found 8 hours ago
Select Frontier Airlines flight, departing Thu, Feb 5 from Orlando to Columbus, returning Tue, Feb 10, priced at $56 found 8 hours ago

Book with confidence

Fargo Hector International Airport offers nonstop flights to cities across the US. From ski trips to golf getaways to a week on the beach, it's all within reach when you fly FAR.

Plan your trip and fly nonstop from Fargo to Atlanta, Chicago, Dallas, Denver, Las Vegas, Minneapolis/St. Paul, Nashville, and Phoenix-Mesa, with seasonal service to Orlando, Phoenix-Sky Harbor, and St. Pete–Clearwater.

Take advantage of our convenient new parking garage with affordable rates. Enjoy short lines, a simple terminal, and fast check-ins. From parking to boarding, it's smooth every step of the way.

Travel information

Knox County Flights Information

Airlines serving
Frontier Airlines, Spirit Airlines, Southwest Airlines, Breeze Airways, American Airlines, Delta
Roundtrip price
from $56
Knox County Flights Information

Explore a world of travel with Expedia

*Available to One Key members.