Cheap Flights to Knox County from $99

Schedule your trip for September if you're hoping to get a deal on your fare. It's the cheapest month to fly to Knox County. Try to avoid traveling during busy periods such as school vacation time or public holidays.

Typically, you'll find that Houston, New York and Los Angeles have cheap flights to Knox County. Flexibility, however, is always key to scoring yourself the best fares. Plan your escape midweek or during the off-peak season to keep costs down.

There are 174 US destinations that you can fly to Knox County directly from. Compare your options by selecting the "Direct flights only" box on Expedia and choose the ideal starting point for you. Here are a few of the leading cities to leave from:

• Houston
• New York
• Los Angeles
• Chicago
• Denver

Traveling in the low season and booking ahead of time are two easy ways to secure cheap flights to Knox County. Or, consider departing on a Thursday, which is on average 16% cheaper than departing on a Sunday.* Want to be the first to know when fares fall? Simply set up price tracking on the Expedia app for real-time updates.

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Being flexible with your plans can help you to find last-minute deals on cheap flights to Knox County. To view all the available options, try looking at different ticket types, tweaking your Knox County trip dates, leaving from an alternative airport or using another carrier.

To nab some of the biggest savings on domestic journeys, book your flight to Knox County 28 days ahead of your travel dates. For international flights, book two to four months in advance. This boosts your chances of getting your preferred departure times and seats.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Sundays are generally the best day to book a cheap flight to Knox County, with savings of around 8% on average compared to a Friday. If you decide to buy tickets on a Friday, be ready to pay a higher price as this is typically the most expensive day.*

*Best day of the week to book, depart and ideal booking window recommendations based on average round-trip ticket prices for January through August 2023, sourced from Airline Reporting Corporation's (ARC) global airline sales database. Percentages noted are averages.

Whether you prefer to sit in a premium seat or save money in economy, these popular carriers will fly you to Knox County:

• American Airlines - 238 flights to Knox County each month, including 238 flights to Preston Smith Intl. Airport (LBB) per month.
• United Airlines - 117 flights to Knox County each month, including 117 flights to Preston Smith Intl. Airport (LBB) per month.

Bundle your flight and hotel and you could save hundreds of dollars. Better still, you can add extras like car rentals and tours to your Knox County flight and hotel package deal. With Expedia, it's simple to manage all your Knox County travel arrangements in one place.

You can usually change or cancel your flight to Knox County within 24 hours of booking. However, be mindful that some fares are non-refundable. In those cases, you may receive credit for a future flight instead of a direct refund. Be sure to check the airline's terms of service in your itinerary for exact details. Use Expedia's "Changes included" or "No cancel fee" filters during your search to secure cheap flights to Knox County with flexible change policies. For more information, browse our Customer Service Portal.