Cheap flights from Sioux City to Knoxville (SUX - TYS)

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How to find the cheapest flight from
Sioux City (SUX) to Knoxville (TYS)

All the information you need to plan the best SUX to TYS flight in 2022: compare Sioux City to Knoxville flight prices with the expected peak season, weather and rainfall in Knoxville.
When is the cheapest time to fly from Sioux City to Knoxville (SUX - TYS)?

When flying from Sioux City to Knoxville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Sioux City</span> to <span class="emphasized">Knoxville</span> flights.

Flight FAQs

From Sioux City to Knoxville

Which airlines flying from Sioux City Sioux Gateway to Knoxville McGhee Tyson have flexible cancellations due to COVID-19?

American Airlines and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

What are the cheapest flights from Sioux City to Knoxville?

Looking for the cheapest flight from Sioux City to Knoxville? While on average our users pay $651, our data indicates the cheapest price to be $651. The most popular route (Sioux City Sioux Gateway - Knoxville McGhee Tyson), is priced around $552.

COVID Restrictions

View COVID Travel Restrictions for Knoxville, TN

Do I need a COVID test to fly to Knoxville from Sioux City?

Information is based on travel restrictions for travel to Knoxville McGhee Tyson within the United States

Most visitors from Sioux City Sioux Gateway need to provide a negative COVID-19 test result and/or quarantine to enter Knoxville McGhee Tyson.

COVID-19 testing requirements
Visitors from Sioux City Sioux Gateway are not required to present a negative COVID-19 PCR test or antigen result upon entering Knoxville McGhee Tyson.

Quarantine requirements
Visitors from Sioux City Sioux Gateway are not required to quarantine after entering Knoxville McGhee Tyson.

Do I need a test to fly back to Sioux City from Knoxville?

Returning to Sioux City Sioux Gateway from Knoxville McGhee Tyson

COVID-19 testing requirements
Visitors from Knoxville McGhee Tyson are not required to present a negative COVID-19 PCR test or antigen result upon entering Sioux City Sioux Gateway.

Quarantine requirements
Visitors from Knoxville McGhee Tyson are not required to quarantine after entering Sioux City Sioux Gateway.

Hide COVID Travel Restrictions for Knoxville, TN

Alternative routes for Sioux City to Knoxville

See prices for flight routes from nearby airports that may be better suited for you.
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