Flights to Knox at a glance

Traveling to Knox is easy, thanks to a full-service airline that provides comfortable flights, allowing you to discover the city's renowned attractions and neighborhoods.

• Major airport near Knox: DuBois Regional Airport (DUJ)
• Flights per week: 15 flights arriving at Knox airport
• Number of airlines that fly to Knox: around 1 carrier

Popular airport near Knox

Knox is a charming city perfect for outdoor enthusiasts seeking scenic adventures. Visitors flock to Knox for its offerings in wellness, relaxation, and romance. The city is conveniently accessible via a major airport, making it easy for travelers to arrive and explore.

• DuBois Regional Airport (DUJ): Situated in Jefferson County, Pennsylvania, approximately 34 miles from Knox, this airport offers domestic flights to around 2 cities nationwide. Southern Airways is a notable carrier providing service from this location.

Top routes to Knox

• Pittsburgh (PIT) to Knox (DUJ), with one-way flights starting at around $40
• Washington (IAD) to Knox (DUJ), with one-way airfare from around $50

Cheapest routes to Knox

• Pittsburgh (PIT) to Knox (DUJ), with low-cost one-way tickets from around $40
• Washington (IAD) to Knox (DUJ), with affordable one-way prices from around $50

*Flight times and fares vary by season and availability and are based on one-way routes

Top airlines with flights to Knox

• Southern Airways: This airline services DuBois Regional Airport (DUJ), handling nearly all incoming flights to {short_name}. The typical one-way ticket costs around $90.

Best time to fly to Knox

The most popular months for travelers to fly to Knox are March, August, and October, when peak temperatures in Knox can reach up to 68.4°F in August. If you prefer quieter travel, consider June, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 65.7°F. For better deals, April usually offers the lowest average one-way fare around $70, roughly 15% cheaper than the yearly average. Looking for additional cheaper months to fly? November and October offer average one-way fares of around $74, making them good options for flexible travelers.

*Average one-way fare is based on Expedia flight booking data from January 2025 to April 2026 for the specified route and travel class and may change depending on availability, dates, and demand.

How to save money on a flight to Knox

Getting some of the best deals on flights to Knox is all about timing and flexibility. Here are some key tips to help you save:

1. Compare flight options—use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
2. Set up price alerts—as an Expedia member you can use Price Tracking to receive notifications when flight prices change.
3. Bundle and save—book a flight and unlock a hotel deal on Expedia.*
4. Think about luggage-nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your baggage allowance before confirming your booking to avoid excess baggage fees at the airport.
5. Earn miles—you can earn airline miles when you book your Knox flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Knox

Knox welcomes travelers through its range of transport options based on price, convenience, and proximity. Here's how to reach Knox efficiently:

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Knox, with private rides that can be arranged in advance.
• Car rental: Renting a car in Knox is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Knox on Expedia.
• Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Where to stay around Knox

• Clarion: Located 8 miles drive away from Knox, Clarion is a charming city that beckons outdoor enthusiasts and adventure seekers. Visitors can revel in the breathtaking scenery while exploring recreational areas and hiking trails. Notable attractions include Clarion University, an impressive modern college, and the serene Clarion Free Library, perfect for families and culture lovers alike. For a leisurely day out, Veterans Memorial Park offers an inviting urban park space ideal for family outings and outdoor activities.
• Foxburg: Foxburg is located 10 miles away from Knox and is a delightful destination for those who cherish nature and adventure. This quaint city features picturesque landscapes and a variety of recreational opportunities, including hiking trails and a ski resort. Key points of interest include Waltonian Park, a family-friendly eco-friendly space, and the Clarion Free Library, which serves as a cultural hub for visitors of all ages. The nearby national state park and river make Foxburg a refreshing getaway for outdoor activities.
• Shippenville: Located 4 miles away from Knox, Shippenville is an appealing city for travelers seeking outdoor adventures and scenic beauty. The area offers numerous recreational areas and hiking trails, making it a great spot for nature lovers. Notable highlights include Veterans Memorial Park, an urban park that welcomes families and outdoor enthusiasts, and the Sutton-Ditz House Museum, which provides a glimpse into local history. The modern Clarion University nearby also adds an educational touch to your visit.

Tips for short-haul flights to Knox

For quick getaways, efficiency is key. Here is how to make your short-haul journey smoother:

• Pack light and skip checked bags—with budget airlines, traveling with just a carry-on is often more economical. Maximize your space by using mini toiletries, wearing your bulkiest clothing, and coordinating outfits effectively. This approach also helps you avoid the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights may lack in-flight entertainment options. To keep yourself occupied, download TV shows, movies, music, or podcasts ahead of time, and consider bringing a book as well. Remember to charge your devices fully before you board.
• Arrive at the airport in plenty of time—it's advisable to arrive at least 1.5 to 2 hours before departure for both short and domestic flights, taking into account potential traffic and security lines.
• Bring your own snacks and water—pack some snacks and a refillable water bottle to stay hydrated and save money while at the airport.

Tips for long-haul flights to Knox

Flying long-haul sometimes requires extra planning to ensure a comfortable journey:

• Select your seat in advance—for longer flights, choosing your seat can significantly enhance your comfort. Full-service airlines typically allow free seat selection once online check-in opens, which is generally 24–48 hours before your flight. Some airlines may permit seat selection even earlier.
• Arrive at the airport in plenty of time—aim to arrive at least 3 hours before departure for international flights to account for check-in, security, and immigration procedures.
• Relax at the airport—if you find yourself with extra time, take the opportunity to browse the shops, grab a coffee, or unwind at the gate or in a departure lounge if you have access. Most airports offer free Wi-Fi that is easily accessible.
• Adjust to the new time zone mid-flight—begin to synchronize your body clock by changing your watch and adjusting your sleep schedule to align with your destination's time zone. Try to either sleep or stay awake during the flight according to the local time at your arrival destination to help minimize jet lag.

Tips to find the cheapest flights to Knox

The cheapest day to fly

Get started finding a cheap flight to Knox on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.

The cheapest month to fly

December is the cheapest month to fly to Knox. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Knox. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.

The most affordable time to book a flight

Typically, a Sunday can be the cheapest time to book a flight to Knox, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.

The cheapest round-trip tickets to Knox

The lowest price for round-trip flights to Knox in 2026 starts from $113, while one-way tickets start from from $59. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Knox. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Knox

Southern Airways, United are just some of the airlines that can typically offer cheap tickets to Knox. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Knox and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Knox, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Knox. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.

Save with a package

With Expedia's amazing package deals, you could save hundreds of dollars by booking your Knox plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.

Date flexibility for the cheapest flights to Knox

If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Knox.

Stopover savings

The cheapest tickets to Knox are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Knox. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.

Get Expedia's Price Drop Protection

Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Knox for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.

*Terms apply.

Use our Price Tracking feature

Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Knox. Simply download the free Expedia app to your smart device and activate Knox flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.

Book with Expedia

As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Knox. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.