Joliet, Illinois, serves as a strategic departure point for travelers who fly out of Chicago's two major airports—O'Hare International (ORD) and Midway International (MDW)—both roughly an hour away by car or public transportation. Several well‑established budget airlines operate from these hubs, offering affordable nonstop and connecting flights to destinations nationwide. Knowing which carriers serve the route, how their fee structures work, and the smartest ways to book can dramatically lower your travel expenses and make spontaneous getaways more feasible.

Understanding Budget Air Travel from Joliet

Budget airlines—also called low‑cost carriers—remove many of the extras included in legacy airline fares to offer lower base prices. You will not typically receive a free checked bag, a complimentary seat assignment, or a meal in the main cabin. What you will find are deeply discounted ticket prices, sometimes as low as $26 one‑way on select routes during promotions.

For a Joliet traveler, the key is matching your tolerance for no‑frills flying with the right airline. Some carriers charge for everything beyond a small personal item, while others—like Southwest—include two checked bags at no extra cost. Understanding these differences before you book prevents unexpected costs at the airport and ensures you get the real total price.

Another important factor is which Chicago airport you choose. Midway is a major base for Southwest and also hosts a handful of Frontier flights, while O'Hare serves as a hub for Spirit, Frontier, JetBlue, and others. Travel times from Joliet to either airport are similar, but ground‑transportation options and parking costs can influence the overall value.

Key Budget Airlines Serving Joliet Travelers

The Chicago market is fiercely competitive, and several carriers keep fares low through efficient operations. Here is a closer look at the budget airlines you are most likely to use when flying from Joliet.

Spirit Airlines

Spirit Airlines is famous for ultra‑low base fares and an à‑la‑carte pricing model. You pay a low rate for a seat and a personal item that fits under the seat in front of you. Everything else—a carry‑on bag, a checked suitcase, a seat assignment, even a boarding pass printed at the airport—adds to the cost.

This model works best for travelers who pack light and do not mind a middle seat. From O'Hare, Spirit flies nonstop to cities including Newark, Boston, Fort Lauderdale, Las Vegas, and Orlando. Frequent sales push prices well below $50 one‑way, especially if you book a few weeks out and avoid weekend departures.

Because fees can accumulate quickly, consider joining Spirit's Saver$ Club (formerly $9 Fare Club). For an annual fee, you receive access to lower fares and discounts on bags. If you take two or more round trips per year, the membership can pay for itself. Additionally, paying for bags during booking is almost always cheaper than doing so at the airport—often by $20 per bag or more.

Frontier Airlines

Frontier Airlines operates similarly to Spirit but with its own distinct policies. It uses O'Hare and a few flights out of Midway, offering low base fares and fees for bags, seat selection, and onboard drinks. Frontier's Discount Den membership provides kids‑fly‑free opportunities on select flights and access to reduced fares.

Frontier's network from Chicago includes nonstops to Denver, Las Vegas, Los Angeles, Phoenix, Tampa, and Cancún. Fares as low as $26 one‑way appear during regular promotions. If you are flexible with dates and can pack everything into a backpack, Frontier can be one of the cheapest ways out of town.

One advantage Frontier holds over some competitors is its frequent‑flyer program, Frontier Miles. Even though entry‑level fares earn fewer miles, points can be redeemed for flights with minimal blackout dates. For a Joliet‑based traveler who flies frequently to the same destinations, creating an account and monitoring promotions can yield significant savings.

Southwest Airlines

Southwest Airlines redefined budget flying by offering more included value with the ticket. Operating its largest hub out of Midway, Southwest Airlines lets every passenger check two bags for free, change or cancel flights without a fee (though the cheapest fares result in travel credit, not a refund), and choose a seat at boarding.

No assigned seats means you pick whatever is open when your boarding group is called. Checking in exactly 24 hours before departure (or buying EarlyBird Check‑In) improves your position. From Midway, Southwest flies nonstop to dozens of cities, including Dallas, Denver, Phoenix, Las Vegas, Nashville, and Baltimore.

Because Midway is closer to Joliet than O'Hare for many residents—about a 40‑minute drive via I‑55—Southwest often becomes the default choice for those who want a shorter airport commute and free bags. Fares are not always the absolute lowest on the board, but when you factor in the baggage allowance and lack of change fees, the total cost often beats Spirit or Frontier on routes where they compete head‑to‑head.

Other Budget‑Friendly Options

While Spirit, Frontier, and Southwest dominate the low‑cost landscape from Chicago, a few other airlines offer competitive prices. JetBlue flies out of O'Hare and includes more legroom, free Wi‑Fi, and complimentary snacks, but its base fares are usually a step above the ultralow carriers. Still, during sales, JetBlue can match or beat the others on routes like Boston and New York.

Allegiant Air does not serve O'Hare or Midway directly, but it operates from Chicago Rockford International Airport (RFD), about an hour's drive west of Joliet. Allegiant's model is similar to Spirit and Frontier, with a focus on leisure destinations such as Orlando‑Sanford, Punta Gorda, and Las Vegas. For a Joliet resident, Rockford can be a convenient alternative with cheaper parking and lighter congestion, offsetting the slightly longer drive.

Breeze Airways occasionally offers flights from Chicago but has limited seasonal routes. It is worth monitoring its schedule for direct flights to smaller cities like Huntsville, Alabama, or Richmond, Virginia, as its introductory fares tend to be very low.

Comparing Baggage Policies and Fees

The most common budget‑airline frustration comes from baggage fees. Knowing what each airline allows for free—and what you will pay if you bring more—can prevent you from paying more for bags than for the ticket itself. The table below outlines the standard personal‑item, carry‑on, and first checked‑bag policies for the major carriers nearest Joliet. Prices are approximate and may vary by route or purchase timing.

Airline Free Personal Item Carry‑on Bag Fee First Checked Bag Fee
Spirit Airlines Yes (18"x14"x8") $45–$65 (varies by purchase method) $40–$60
Frontier Airlines Yes (18"x14"x8") $50–$60 $45–$55
Southwest Airlines Yes (18.5"x13.5"x8.5") Not charged (2 free checked bags) Free (first two bags)
JetBlue Yes (depends on fare type) $35 (on Blue Basic fares) $35 (on Blue Basic; free on others)
Allegiant Air Yes (18"x14"x8") $15–$50 (based on route and timing) $17–$45

Nearly all budget carriers allow a small personal item such as a purse or laptop bag. If you can travel with only that, you pay solely the base fare plus government taxes. The moment a carry‑on spinner or a checked suitcase enters the picture, the all‑in price climbs. Buying baggage online during booking is almost always cheaper than paying at the airport, sometimes by $20 or more per bag.

Southwest stands out by including two checked bags in every fare, making it the obvious pick for families or anyone hauling sports equipment. The other airlines reward minimalism. If you are a solo traveler with a backpack, Spirit or Frontier can deliver the lowest total cost. For those who must check a bag, compare the all‑in price across carriers—sometimes a slightly higher base fare on Southwest ends up cheaper than a low Spirit fare plus bag fees.

Finding the Cheapest Fares from Joliet

Finding the lowest fare is not about luck; it is about consistent habits. Start by using a flight aggregator such as Google Flights to compare prices across airlines and airports simultaneously. The tool allows you to view a calendar of fares, so shifting your departure by a day can knock $50 off the ticket. Also consider using Skyscanner to search by "everywhere" if you have flexibility in destination.

Booking Time and Flexibility

Most studies suggest domestic fares are lowest around one to three months before departure for off‑peak travel. For peak periods like holidays or spring break, book further ahead. Set up price alerts on sites like Google Flights or Hopper to be notified when the price drops on a specific route.

Flying on Tuesdays and Wednesdays is often noticeably cheaper than Friday or Sunday departures. Even shifting to a Saturday stay‑over can reduce the fare on routes popular with business travelers. If you can, avoid booking one‑way tickets on ultra‑low‑cost carriers unless you have verified the return price; sometimes a round‑trip with a different carrier makes more sense. Also consider using incognito mode or clearing cookies when searching, as some airlines may raise prices based on repeated searches.

Using Membership Discounts

Spirit's Saver$ Club and Frontier's Discount Den can more than pay for themselves in a single trip if you are traveling with a family or checking bags. The clubs provide fare discounts, lower bag fees, and, in Frontier's case, access to kids‑fly‑free promotions. When you find a fare that seems too good to be true, check whether joining one of these clubs unlocks it. Southwest's Rapid Rewards program also offers occasional bonus points and companion pass opportunities for frequent flyers.

Getting to Chicago Airports from Joliet

Both O'Hare and Midway are roughly 45 to 60 minutes from downtown Joliet by car, depending on traffic. I‑55 provides a direct route to Midway, while I‑80 and I‑294 connect to O'Hare. If you plan to drive yourself, budget for airport parking: economy lots at Midway run about $15 per day, while O'Hare's economy lots start around $10 per day but fill up quickly during peak travel times. Off‑site parking providers like Parking Spot or PreFlight offer lower rates with a free shuttle.

For those who prefer public transit, Metra's Heritage Corridor line runs from Joliet to Chicago Union Station, but it has limited weekday service. A more reliable option is the Metra Rock Island line from Joliet to LaSalle Street Station, then a short walk or bus ride to the CTA Orange Line to Midway, or the Blue Line to O'Hare. The total trip can take nearly two hours, so factor that into your flight time. Visit Metra's website for schedules and fares. Shuttle services like Go Airport Express and shared‑ride vans can be an economical middle ground if you book in advance.

Ridesharing (Uber or Lyft) from Joliet to either airport typically costs between $60 and $100 one‑way, depending on time of day. If you form a group of four, the per‑person cost can be competitive with shuttle services.

Alternative Airports for Additional Savings

Do not limit yourself to O'Hare and Midway. Chicago Rockford International Airport (RFD), mentioned earlier, is a hidden gem for Joliet residents. Parking is often free or very cheap, security lines are short, and Allegiant Air operates to sun‑belt destinations. If Allegiant serves a city you want to visit, the total door‑to‑door cost can undercut the Chicago hubs, even after accounting for extra gas. Allegiant also offers discounted hotel and car rental packages through its website.

Milwaukee Mitchell International Airport (MKE) is about a two‑hour drive north of Joliet, but it is a hub for Southwest and also served by Spirit and Frontier. Fares out of Milwaukee can occasionally be lower than out of Chicago on the same airline, especially during peak travel out of Chicago. If you are headed to a destination Southwest serves from MKE, it is worth a few minutes on a fare comparison site. Additionally, Gary/Chicago International Airport (GYY) in Indiana offers Allegiant flights to Florida and Las Vegas, with free parking and minimal lines—about a 50‑minute drive from Joliet via I‑80 and I‑65.

Practical Strategies for a Smoother Trip

A little planning saves more than money—it spares stress. Always check your flight's baggage allowance before you pack, and prepay for whatever you need. Download the airline's app to get mobile boarding passes and flight‑status updates. If you are flying Spirit or Frontier, bring an empty water bottle to fill after security and pack snacks to avoid onboard purchase costs.

When comparing fares, look at the total trip cost, not just the ticket price. Transportation to the airport, parking, checked bags, and even the time required to navigate a larger terminal can shift the equation. For many Joliet travelers, the extra comfort of a free bag on Southwest or the uncrowded lanes at Rockford make the slightly higher fare feel like a bargain.

Budget airlines serving the Joliet area have reshaped what is possible for an affordable getaway. With a clear understanding of each carrier's policies and a willingness to pick the right airport for the trip, you can reach far‑flung destinations without exhausting your travel fund. The flights are there; the key is knowing where to look and how to book smartly.