Cheap flights to Knox County

View €501 flight on Fri, 26 Jun 2026Opens in a new window

Popular airlines to Knox County

  • Aer Lingus

  • Lufthansa

  • British Airways

  • Turkish Airlines

  • American Airlines

  • Air Serbia

  • Swiss International Air Lines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% 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 €501 for one-way flights and €630 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 16 Apr - Sun, 19 Apr
DUB
Dublin
FSD
Sioux Falls
€630 Return, found 13 hours ago
€630
Return
found 13 hours ago
Select Delta flight, departing Thu, 16 Apr from Dublin to Sioux Falls, returning Sun, 19 Apr, priced at €630 found 13 hours ago
KLM
Fri, 13 Feb - Mon, 16 Feb
DUB
Dublin
FSD
Sioux Falls
€642 Return, found 2 days ago
€642
Return
found 2 days ago
Select KLM flight, departing Fri, 13 Feb from Dublin to Sioux Falls, returning Mon, 16 Feb, priced at €642 found 2 days ago
Delta
Wed, 4 Mar - Wed, 11 Mar
ORK
Cork
FSD
Sioux Falls
€647 Return, found 2 days ago
€647
Return
found 2 days ago
Select Delta flight, departing Wed, 4 Mar from Cork to Sioux Falls, returning Wed, 11 Mar, priced at €647 found 2 days ago
Air France
Thu, 16 Apr - Sun, 19 Apr
DUB
Dublin
FSD
Sioux Falls
€655 Return, found 13 hours ago
€655
Return
found 13 hours ago
Select Air France flight, departing Thu, 16 Apr from Dublin to Sioux Falls, returning Sun, 19 Apr, priced at €655 found 13 hours ago
Delta
Thu, 16 Apr - Sun, 19 Apr
DUB
Dublin
FSD
Sioux Falls
€656 Return, found 13 hours ago
€656
Return
found 13 hours ago
Select Delta flight, departing Thu, 16 Apr from Dublin to Sioux Falls, returning Sun, 19 Apr, priced at €656 found 13 hours ago
KLM
Thu, 16 Apr - Sun, 19 Apr
DUB
Dublin
FSD
Sioux Falls
€657 Return, found 13 hours ago
€657
Return
found 13 hours ago
Select KLM flight, departing Thu, 16 Apr from Dublin to Sioux Falls, returning Sun, 19 Apr, priced at €657 found 13 hours ago
American Airlines
Fri, 13 Feb - Mon, 16 Feb
DUB
Dublin
FSD
Sioux Falls
€671 Return, found 2 days ago
€671
Return
found 2 days ago
Select American Airlines flight, departing Fri, 13 Feb from Dublin to Sioux Falls, returning Mon, 16 Feb, priced at €671 found 2 days ago
KLM
Wed, 4 Mar - Wed, 11 Mar
ORK
Cork
FSD
Sioux Falls
€672 Return, found 2 days ago
€672
Return
found 2 days ago
Select KLM flight, departing Wed, 4 Mar from Cork to Sioux Falls, returning Wed, 11 Mar, priced at €672 found 2 days ago
KLM
Tue, 2 Jun - Tue, 9 Jun
ORK
Cork
FSD
Sioux Falls
€673 Return, found 9 hours ago
€673
Return
found 9 hours ago
Select KLM flight, departing Tue, 2 Jun from Cork to Sioux Falls, returning Tue, 9 Jun, priced at €673 found 9 hours ago
British Airways
Thu, 5 Feb - Mon, 9 Feb
VIE
Vienna
FSD
Sioux Falls
€719 Return, found 13 hours ago
€719
Return
found 13 hours ago
Select British Airways flight, departing Thu, 5 Feb from Vienna to Sioux Falls, returning Mon, 9 Feb, priced at €719 found 13 hours ago

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.

Frequently asked questions

How do I find cheap flights to Knox County that have flexible change policies?
When it comes to travelling these days, flexibility is essential. That's why we have a "No change fee" filter to help you locate flexible, low-priced fares to Knox County. It's to the left of your screen just below the "Flexible change policies" heading.
Which airlines fly to Knox County?
Choose a seat with one of these airlines and Knox County will be all yours to explore:

  • Delta Air Lines - 476 flights to or near Knox County each month, including 476 flights to Eppley Field Airport (OMA) per month.
  • Southwest Airlines - 403 flights to or near Knox County each month, including 403 flights to Eppley Field Airport (OMA) per month.
  • American Airlines - 385 flights to or near Knox County each month, including 385 flights to Eppley Field Airport (OMA) per month.

How can I find cheap tickets to Knox County?
An useful strategy for scoring cheap airfares is to be flexible with your dates. Start by searching for your flight to Knox County, then click on the "flexible dates" box for a list of prices for nearby days. Another good tip? Book in advance. To give you an idea of fares, €630 was the lowest price for a flight to Knox County in the last seven days.
How much is a flight to Knox County?
The price of a round-trip journey to Knox County in the last seven days fluctuated between €630 and €1,024. If you were heading one way from Vienna (VIE), you could have picked up a bargain from just €501.
What are the most popular airports to fly into in Knox County?
Pack your suitcase and jet into Eppley Field Airport (OMA), Knox County's primary flight hub. Secure a seat on one of the 1,720 flights that land at this awesome destination every month.
How much is a plane ticket to Knox County?
Flights to Knox County ranged from €630 to €1,024 in the last seven days. Normally, the sooner you book the better the deal.
What months are the cheapest to book a flight to Knox County?
The most affordable month to find a top deal to Knox County is February, whereas prices are higher in December. Give this month a miss if you'd like to save money.

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.

Delta
Thu, 16 Apr - Sun, 19 Apr
DUB
Dublin
FSD
Sioux Falls
€630 Return, found 13 hours ago
€630
Return
found 13 hours ago
Select Delta flight, departing Thu, 16 Apr from Dublin to Sioux Falls, returning Sun, 19 Apr, priced at €630 found 13 hours ago
*Available to Expedia members.