Flight to Knox County

View S$212 flight on Fri, 6 Feb, 2026Opens in a new window

Popular airlines to Knox County

  • Delta

    Delta

  • American Airlines

    American Airlines

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Spirit Airlines

    Spirit Airlines

  • Alaska Airlines

    Alaska Airlines

  • Frontier Airlines

    Frontier Airlines

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Cheap round-trip flights to Knox County

Prices were available within the past 7 days and start at S$212 for one-way flights and S$391 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, 21 Mar - Wed, 25 Mar
AUS
Austin
CMH
Columbus
S$391 Return, found 1 day ago
S$391
Return
found 1 day ago
Select Delta flight, departing Sat, 21 Mar from Austin to Columbus, returning Wed, 25 Mar, priced at S$391 found 1 day ago
Delta
Fri, 6 Feb - Mon, 9 Feb
PDX
Portland
CMH
Columbus
S$414 Return, found 6 days ago
S$414
Return
found 6 days ago
Select Delta flight, departing Fri, 6 Feb from Portland to Columbus, returning Mon, 9 Feb, priced at S$414 found 6 days ago
United
Sat, 21 Mar - Wed, 25 Mar
AUS
Austin
CMH
Columbus
S$491 Return, found 1 day ago
S$491
Return
found 1 day ago
Select United flight, departing Sat, 21 Mar from Austin to Columbus, returning Wed, 25 Mar, priced at S$491 found 1 day ago
American Airlines
Sat, 21 Mar - Wed, 25 Mar
AUS
Austin
CMH
Columbus
S$534 Return, found 1 day ago
S$534
Return
found 1 day ago
Select American Airlines flight, departing Sat, 21 Mar from Austin to Columbus, returning Wed, 25 Mar, priced at S$534 found 1 day ago
United
Mon, 19 Jan - Fri, 6 Feb
DEN
Denver
CMH
Columbus
S$812 Return, found 8 hours ago
S$812
Return
found 8 hours ago
Select United flight, departing Mon, 19 Jan from Denver to Columbus, returning Fri, 6 Feb, priced at S$812 found 8 hours ago
United
Mon, 19 Jan - Fri, 6 Feb
DEN
Denver
CMH
Columbus
S$850 Return, found 8 hours ago
S$850
Return
found 8 hours ago
Select United flight, departing Mon, 19 Jan from Denver to Columbus, returning Fri, 6 Feb, priced at S$850 found 8 hours ago
Scandinavian Airlines
Mon, 26 Jan - Thu, 29 Jan
FRA
Frankfurt
CMH
Columbus
S$1,039 Return, found 15 hours ago
S$1,039
Return
found 15 hours ago
Select Scandinavian Airlines flight, departing Mon, 26 Jan from Frankfurt to Columbus, returning Thu, 29 Jan, priced at S$1,039 found 15 hours ago
Virgin Atlantic
Sat, 17 Jan - Sat, 24 Jan
FRA
Frankfurt
CMH
Columbus
S$1,394 Return, found 1 day ago
S$1,394
Return
found 1 day ago
Select Virgin Atlantic flight, departing Sat, 17 Jan from Frankfurt to Columbus, returning Sat, 24 Jan, priced at S$1,394 found 1 day ago
EVA Airways
Sun, 17 May - Thu, 4 Jun
SIN
Singapore
CMH
Columbus
S$1,420 Return, found 3 days ago
S$1,420
Return
found 3 days ago
Select EVA Airways flight, departing Sun, 17 May from Singapore to Columbus, returning Thu, 4 Jun, priced at S$1,420 found 3 days ago
Air France
Sat, 17 Jan - Sat, 24 Jan
FRA
Frankfurt
CMH
Columbus
S$1,461 Return, found 1 day ago
S$1,461
Return
found 1 day ago
Select Air France flight, departing Sat, 17 Jan from Frankfurt to Columbus, returning Sat, 24 Jan, priced at S$1,461 found 1 day ago
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.

Knox County Flights Information

Airlines serving
Delta, United, American Airlines, China Airlines, Lufthansa, Qatar Airways, Cathay Pacific, Scandinavian Airlines, Air Canada, Virgin Atlantic, EVA Airways, Air France
Roundtrip price
from S$391

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 S$391. 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 Portland (PDX), you could've picked up a low-cost fare for just S$212 in the last seven days. Return flights to Knox County ranged from S$391 to S$1,461 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.

When is the cheapest time to fly to Knox County?
Take off for Knox County early on in the week and you'll usually be rewarded more economical fares. Tuesday is typically the cheapest day to get on a plane, closely followed by Monday. If you want to avoid the costliest flights, steer clear of Saturdays.
How much is a plane ticket to Knox County?
Flights to Knox County ranged from S$391 to S$1,461 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.

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.

EVA Airways
Sun, 17 May - Thu, 4 Jun
SIN
Singapore
CMH
Columbus
S$1,420 Return, found 3 days ago
S$1,420
Return
found 3 days ago
Select EVA Airways flight, departing Sun, 17 May from Singapore to Columbus, returning Thu, 4 Jun, priced at S$1,420 found 3 days ago
*Available to Expedia members.