$123 Cheap Flights to Carterville, IL

Flights to Carterville at a glance

Traveling to Carterville is easy, with several airlines offering comfortable one-way flights to help you discover the city's renowned attractions and neighborhoods. Look for cheap Carterville flights to suit your plans.

• Major airport near Carterville: Williamson County Regional Airport (MWA)
• Flights per week: 8 flights arriving at Carterville airport
• Number of airlines that fly to Carterville: around 1 carrier

Popular airport near Carterville

Carterville is a charming city perfect for outdoor enthusiasts, romantic getaways, and adventurous vacations. Visitors flock to Carterville for its stunning scenery, family-friendly activities, and thrilling experiences. The city is conveniently served by a major airport, making it accessible for travelers seeking exciting adventures.

• Williamson County Regional Airport (MWA): Situated in Williamson County, Illinois, approximately 4 miles from Carterville, this airport primarily offers domestic flights, with Contour Airlines being a notable carrier serving its routes.

Top routes to Carterville

• Chicago (ORD) to Carterville (MWA), with one-way flights starting at around $70

Cheapest routes to Carterville

• Chicago (ORD) to Carterville (MWA), with budget one-way fares from around $70

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

Top airlines with flights to Carterville

• Contour Airlines: Providing service to Williamson County Regional Airport (MWA), Contour Airlines handles nearly all incoming flights to {short_name}. The typical one-way fare hovers around $100.

Best time to fly to Carterville

The most popular months for travelers to fly to Carterville are January, March, and April, when peak temperatures in Carterville can reach up to 56.8°F in April. If you prefer quieter travel, consider May, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 66.6°F. For better deals, December usually offers the lowest average one-way fare around $80, roughly 28% cheaper than the yearly average.

*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 Carterville

Getting some of the best deals on flights to Carterville 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*, or explore our Carterville hotel and flight deals.
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 Carterville flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Carterville

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

• Hotel transfer: Transfers offer a convenient way to reach your hotel in Carterville, with private rides that can be arranged in advance.
• Car rental: Renting a car in Carterville is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Carterville 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 in and around Carterville

• Marion: Located 8 miles drive away from Carterville, Marion is a vibrant city that offers a delightful mix of outdoor experiences, stunning scenery, and romantic spots. Travelers can enjoy the serene beauty of Lake of Egypt, perfect for a romantic day by the water, or explore the expansive national state park for hiking and nature walks. The Marion Cultural and Civic Center serves as a hub for events and conferences, making it ideal for business travelers. Families can also visit the Marion Carnegie Library for a touch of culture and learning.
• Carbondale: Carbondale is located 8 miles drive away from Carterville and is known for its adventurous spirit and picturesque landscapes. This city offers a range of outdoor activities, with access to various recreational areas and beautiful forests. Explore Southern Illinois University, a modern college campus that adds a youthful vibe to the area. For family-friendly fun, the Banterra Center hosts a variety of entertainment events, while the Jeremy Rochman Memorial Park provides a peaceful space for reflection and cultural appreciation.
• Cambria: Cambria is located in the area of Carterville, offering a quaint village atmosphere with opportunities for outdoor adventures and scenic views. Visitors can unwind at the local nature reserve or explore the charming visitor center. Cannon Park Dog Park is a great spot for families and dog lovers alike, providing an urban park experience amidst the natural beauty. Additionally, the proximity to Southern Illinois University adds an educational aspect to your visit, making Cambria a well-rounded destination for travelers.

Tips for short-haul flights to Carterville

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

• Pack light and skip checked bags—when flying with budget airlines, it's often more economical to travel with just a carry-on. Maximize your space by using mini toiletries, wearing your bulkiest clothing, and planning your outfits carefully. This approach also helps you avoid the wait at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights might not provide in-flight entertainment options. To keep yourself entertained, download TV shows, movies, music, or podcasts ahead of time, and consider bringing a book. Remember to fully charge your devices before you board.
• Arrive at the airport in plenty of time—even for short or domestic flights, it's wise to arrive at least 1.5 to 2 hours before departure, taking into account 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 Carterville

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

• Select your seat in advance—for long flights, choosing your seat can greatly enhance your comfort. Full-service airlines typically allow free seat selection once online check-in begins, usually 24–48 hours prior to your flight. Some airlines may permit seat selection even earlier.
• Arrive at the airport in plenty of time—aim to arrive at the airport at least 3 hours before your departure for international flights to accommodate check-in, security, and immigration procedures.
• Relax at the airport—if you find yourself with extra time, take the opportunity to explore the shops, grab a coffee, or unwind at the gate or in a departure lounge, if you have access. Airport Wi-Fi is generally free and available.
• Adjust to the new time zone mid-flight—begin aligning your body clock by changing your watch and adjusting your sleep schedule to correspond 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 mitigate jet lag.

Tips to find the cheapest flights to Carterville

The cheapest day to fly

Get started finding a cheap flight to Carterville 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

October is the cheapest month to fly to Carterville. 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 Carterville. 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 Carterville, 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 Carterville

The lowest price for round-trip flights to Carterville in 2026 starts from $241, while one-way tickets start from from $123. 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 Carterville. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Carterville

American Airlines are just some of the airlines that can typically offer cheap tickets to Carterville. 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 Carterville and countless more destinations worldwide.

The most affordable airports to fly into

To view the cheapest airports to fly into for Carterville, 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 Carterville. 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 Carterville 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 Carterville

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 Carterville.

Stopover savings

The cheapest tickets to Carterville are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Carterville. 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 Carterville 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 Carterville. Simply download the free Expedia app to your smart device and activate Carterville 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 Carterville. 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.