Cheap flights to Knox County

View €86 flight on Fri, 19 Jun 2026Opens in a new window

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Popular airlines to Knox County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Breeze Airways

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Cheap round-trip flights to Knox County

Prices were available within the past 7 days and start at €86 for one-way flights and €170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 19 Jun - Mon, 22 Jun
AUS
Austin
CMH
Columbus
€170 Return, found 3 days ago
€170
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Jun from Austin to Columbus, returning Mon, 22 Jun, priced at €170 found 3 days ago
Delta
Fri, 19 Jun - Mon, 22 Jun
AUS
Austin
CMH
Columbus
€179 Return, found 3 days ago
€179
Return
found 3 days ago
Select Delta flight, departing Fri, 19 Jun from Austin to Columbus, returning Mon, 22 Jun, priced at €179 found 3 days ago
United
Fri, 19 Jun - Mon, 22 Jun
AUS
Austin
CMH
Columbus
€218 Return, found 3 days ago
€218
Return
found 3 days ago
Select United flight, departing Fri, 19 Jun from Austin to Columbus, returning Mon, 22 Jun, priced at €218 found 3 days ago
American Airlines
Fri, 19 Jun - Mon, 22 Jun
AUS
Austin
CMH
Columbus
€241 Return, found 3 days ago
€241
Return
found 3 days ago
Select American Airlines flight, departing Fri, 19 Jun from Austin to Columbus, returning Mon, 22 Jun, priced at €241 found 3 days ago
American Airlines
Mon, 6 Jul - Tue, 14 Jul
PNS
Pensacola
CMH
Columbus
€313 Return, found 2 days ago
€313
Return
found 2 days ago
Select American Airlines flight, departing Mon, 6 Jul from Pensacola to Columbus, returning Tue, 14 Jul, priced at €313 found 2 days ago
United
Mon, 6 Jul - Tue, 14 Jul
PNS
Pensacola
CMH
Columbus
€381 Return, found 2 days ago
€381
Return
found 2 days ago
Select United flight, departing Mon, 6 Jul from Pensacola to Columbus, returning Tue, 14 Jul, priced at €381 found 2 days ago
KLM
Sat, 6 Jun - Sat, 13 Jun
DUB
Dublin
CMH
Columbus
€470 Return, found 1 day ago
€470
Return
found 1 day ago
Select KLM flight, departing Sat, 6 Jun from Dublin to Columbus, returning Sat, 13 Jun, priced at €470 found 1 day ago
British Airways
Thu, 31 Dec - Thu, 4 Mar
DUB
Dublin
CMH
Columbus
€731 Return, found 5 days ago
€731
Return
found 5 days ago
Select British Airways flight, departing Thu, 31 Dec from Dublin to Columbus, returning Thu, 4 Mar, priced at €731 found 5 days ago
Iberia
Fri, 12 Jun - Fri, 19 Jun
DUB
Dublin
CMH
Columbus
€777 Return, found 4 days ago
€777
Return
found 4 days ago
Select Iberia flight, departing Fri, 12 Jun from Dublin to Columbus, returning Fri, 19 Jun, priced at €777 found 4 days ago
Finnair
Sat, 13 Jun - Sun, 21 Jun
DUB
Dublin
CMH
Columbus
€785 Return, found 1 day ago
€785
Return
found 1 day ago
Select Finnair flight, departing Sat, 13 Jun from Dublin to Columbus, returning Sun, 21 Jun, priced at €785 found 1 day ago

Trending flights to Knox County

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

KLM
Sat, 6 Jun - Sat, 13 Jun
DUB
Dublin
CMH
Columbus
€470 Return, found 1 day ago
€470
Return
found 1 day ago
Select KLM flight, departing Sat, 6 Jun from Dublin to Columbus, returning Sat, 13 Jun, priced at €470 found 1 day ago

Frequently asked questions

How do I find cheap flights to Knox County that have flexible change policies?
By using our convenient "No change fee" filter, that's how. All you have to do is enter your preferred dates and destination, click "Search," then click the checkbox directly below the "Flexible change policies" heading (top left-hand side of your screen). Expedia makes it a snap to find flexible and affordable fares to Knox County.
Which airlines fly to Knox County?
When you're ready to lock in your seat to or near Knox County, these quality airlines look forward to welcoming you on board:

  • American Airlines - 1,075 flights to or near Knox County each month, including 1,075 flights to John Glenn Columbus Intl. Airport (CMH) per month.
  • Delta Air Lines - 771 flights to or near Knox County each month, including 771 flights to John Glenn Columbus Intl. Airport (CMH) per month.
  • Southwest Airlines - 663 flights to or near Knox County each month, including 663 flights to John Glenn Columbus Intl. Airport (CMH) per month.

How can I find cheap tickets to Knox County?
One of the best ways to nab cheap tickets to Knox County is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. It will reveal the cheapest prices for nearby days. The lowest price for a flight to Knox County in the last seven days was €170. Booking well ahead will generally help you pick up an even better deal.
How much is a flight to Knox County?
If you were jetting one way from Austin (AUS), you could've picked up a low-cost fare for just €86 in the last seven days. Return flights to Knox County ranged from €170 to €785 during this same period.
What are the most popular airports to fly into in Knox County?
Get ready to pack your bags and land at one of these busy Knox County airports:

  • John Glenn Columbus Intl. Airport (CMH) - 3,385 flights per month.
  • Rickenbacker Intl. Airport (LCK) - 121 flights per month.

How much is a plane ticket to Knox County?
Flights to Knox County ranged from €170 to €785 in the last seven days. Normally, the sooner you book the better the deal.
What is the best time to go to Knox County?
A lovely time to go to Mount Vernon is after June 20 when the summer season starts. In Knox County's busiest city, temperatures vary from 16ºC to 27ºC at this time — ideal weather for sightseeing! February, March and April are the most popular months for tourists.
What months are the cheapest to book a flight to Knox County?
To land cheap flights to Knox County, try to book sometime in February when prices are at their cheapest. When's the most costly? In the USA, it's the festive month of December.

Book with confidence

About Knox County

Expedia offers flights to Knox County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Knox County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About Knox County
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