Knox County Flights - Book Cheap Flights to Knox County

View RM2,676 flight on Tue, 15 Sept 2026Opens in a new window

Popular airlines to Knox County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Spirit Airlines

  • Frontier Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Knox County

Prices were available within the past 7 days and start at RM2,676 for one-way flights and RM1,847 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM1,847 Return, found 20 hours ago
RM1,847
Return
found 20 hours ago
Select Delta flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM1,847 found 20 hours ago
United
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM1,939 Return, found 20 hours ago
RM1,939
Return
found 20 hours ago
Select United flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM1,939 found 20 hours ago
Delta
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM2,020 Return, found 20 hours ago
RM2,020
Return
found 20 hours ago
Select Delta flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM2,020 found 20 hours ago
American Airlines
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM2,087 Return, found 20 hours ago
RM2,087
Return
found 20 hours ago
Select American Airlines flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM2,087 found 20 hours ago
Delta
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM2,088 Return, found 20 hours ago
RM2,088
Return
found 20 hours ago
Select Delta flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM2,088 found 20 hours ago
United
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM2,100 Return, found 20 hours ago
RM2,100
Return
found 20 hours ago
Select United flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM2,100 found 20 hours ago
American Airlines
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM2,128 Return, found 20 hours ago
RM2,128
Return
found 20 hours ago
Select American Airlines flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM2,128 found 20 hours ago
Delta
Mon, 4 May - Wed, 13 May
PHL
Philadelphia
CMH
Columbus
RM2,129 Return, found 20 hours ago
RM2,129
Return
found 20 hours ago
Select Delta flight, departing Mon, 4 May from Philadelphia to Columbus, returning Wed, 13 May, priced at RM2,129 found 20 hours ago
Qatar Airways
Tue, 5 May - Wed, 13 May
KUL
Kuala Lumpur
CMH
Columbus
RM4,527 Return, found 21 hours ago
RM4,527
Return
found 21 hours ago
Select Qatar Airways flight, departing Tue, 5 May from Kuala Lumpur to Columbus, returning Wed, 13 May, priced at RM4,527 found 21 hours ago
Air Canada
Wed, 24 Jun - Sun, 28 Jun
KUL
Kuala Lumpur
CMH
Columbus
RM6,153 Return, found 1 day ago
RM6,153
Return
found 1 day ago
Select Air Canada flight, departing Wed, 24 Jun from Kuala Lumpur to Columbus, returning Sun, 28 Jun, priced at RM6,153 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.

Qatar Airways
Tue, 5 May - Wed, 13 May
KUL
Kuala Lumpur
CMH
Columbus
RM4,527 Return, found 21 hours ago
RM4,527
Return
found 21 hours ago
Select Qatar Airways flight, departing Tue, 5 May from Kuala Lumpur to Columbus, returning Wed, 13 May, priced at RM4,527 found 21 hours 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 RM1,847. 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 Kuala Lumpur (KUL), you could've picked up a low-cost fare for just RM2,676 in the last seven days. Return flights to Knox County ranged from RM1,847 to RM6,153 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 RM1,847 to RM6,153 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 traveler'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

Explore a world of travel with Expedia

*Available to Expedia members.