Cheap Flights to Knox County | Popular Routes to Knox County from HK$1,629

View HK$1,629 flight on Thu, 7 May 2026Opens in a new window

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  • Frontier Airlines

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Cheap round-trip flights to Knox County

Prices were available within the past 7 days and start at HK$1,629 for one-way flights and HK$2,850 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, 8 May - Sat, 9 May
SFO
San Francisco
CMH
Columbus
HK$2,850 Return, found 23 hours ago
HK$2,850
Return
found 23 hours ago
Select Delta flight, departing Fri, 8 May from San Francisco to Columbus, returning Sat, 9 May, priced at HK$2,850 found 23 hours ago
Delta
Thu, 7 May - Mon, 11 May
SFO
San Francisco
CMH
Columbus
HK$2,894 Return, found 23 hours ago
HK$2,894
Return
found 23 hours ago
Select Delta flight, departing Thu, 7 May from San Francisco to Columbus, returning Mon, 11 May, priced at HK$2,894 found 23 hours ago
Delta
Mon, 4 May - Thu, 14 May
SFO
San Francisco
CMH
Columbus
HK$3,174 Return, found 23 hours ago
HK$3,174
Return
found 23 hours ago
Select Delta flight, departing Mon, 4 May from San Francisco to Columbus, returning Thu, 14 May, priced at HK$3,174 found 23 hours ago
Delta
Thu, 7 May - Mon, 11 May
SFO
San Francisco
CMH
Columbus
HK$3,561 Return, found 23 hours ago
HK$3,561
Return
found 23 hours ago
Select Delta flight, departing Thu, 7 May from San Francisco to Columbus, returning Mon, 11 May, priced at HK$3,561 found 23 hours ago
United
Thu, 7 May - Mon, 11 May
SFO
San Francisco
CMH
Columbus
HK$3,701 Return, found 23 hours ago
HK$3,701
Return
found 23 hours ago
Select United flight, departing Thu, 7 May from San Francisco to Columbus, returning Mon, 11 May, priced at HK$3,701 found 23 hours ago
Delta
Mon, 4 May - Fri, 8 May
SFO
San Francisco
CMH
Columbus
HK$3,744 Return, found 23 hours ago
HK$3,744
Return
found 23 hours ago
Select Delta flight, departing Mon, 4 May from San Francisco to Columbus, returning Fri, 8 May, priced at HK$3,744 found 23 hours ago
Delta
Thu, 7 May - Mon, 11 May
SFO
San Francisco
CMH
Columbus
HK$3,765 Return, found 23 hours ago
HK$3,765
Return
found 23 hours ago
Select Delta flight, departing Thu, 7 May from San Francisco to Columbus, returning Mon, 11 May, priced at HK$3,765 found 23 hours ago
American Airlines
Thu, 7 May - Mon, 11 May
SFO
San Francisco
CMH
Columbus
HK$3,948 Return, found 23 hours ago
HK$3,948
Return
found 23 hours ago
Select American Airlines flight, departing Thu, 7 May from San Francisco to Columbus, returning Mon, 11 May, priced at HK$3,948 found 23 hours ago
EVA Airways
Thu, 29 Oct - Wed, 4 Nov
HKG
Hong Kong SAR
CMH
Columbus
HK$8,927 Return, found 2 days ago
HK$8,927
Return
found 2 days ago
Select EVA Airways flight, departing Thu, 29 Oct from Hong Kong SAR to Columbus, returning Wed, 4 Nov, priced at HK$8,927 found 2 days ago
Qatar Airways
Fri, 17 Apr - Mon, 20 Apr
HKG
Hong Kong SAR
CMH
Columbus
HK$9,257 Return, found 2 days ago
HK$9,257
Return
found 2 days ago
Select Qatar Airways flight, departing Fri, 17 Apr from Hong Kong SAR to Columbus, returning Mon, 20 Apr, priced at HK$9,257 found 2 days 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.

EVA Airways
Thu, 29 Oct - Wed, 4 Nov
HKG
Hong Kong SAR
CMH
Columbus
HK$8,927 Return, found 2 days ago
HK$8,927
Return
found 2 days ago
Select EVA Airways flight, departing Thu, 29 Oct from Hong Kong SAR to Columbus, returning Wed, 4 Nov, priced at HK$8,927 found 2 days 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 HK$2,850. 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 San Francisco (SFO), you could've picked up a low-cost fare for just HK$1,629 in the last seven days. Return flights to Knox County ranged from HK$2,850 to HK$9,257 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 HK$2,850 to HK$9,257 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.

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About Knox County

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About Knox County

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