$59 Cheap Flights to Clayton, IL

Flights to Clayton at a glance

Traveling to Clayton is easy, with multiple full-service airlines providing a range of flight options. Evaluate journey times and choose the flight that best fits your schedule, allowing you to discover the city's renowned attractions and neighborhoods.

• Major airports near Clayton: Greater Peoria Regional Airport (PIA), Quincy Regional-Baldwin Field Airport (UIN)
• Closest airport to Clayton: Quincy Regional-Baldwin Field Airport, UIN (around 14 miles)
• Flights per week: 700+ flights arriving across Clayton airports
• Number of airlines that fly to Clayton: around 4 carriers

Popular airports near Clayton

Clayton is a charming city perfect for outdoor enthusiasts, scenic getaways, and adventurous vacations. Visitors are drawn to Clayton for its beautiful landscapes, cultural experiences, romantic spots, and urban appeal. The city is conveniently accessible via two major airports.

• Greater Peoria Regional Airport (PIA): Situated in Peoria County, Illinois, approximately 80 miles from Clayton, this airport offers both domestic and international flights. With connections to over 85 domestic cities and 4 international destinations, travelers can opt for first-class service for enhanced comfort, depending on the airline and routes. Key airlines operating here include American Airlines and United.
• Quincy Regional-Baldwin Field Airport (UIN): Found in Adams County, Illinois, just about 14 miles from Clayton, this airport provides domestic flights to around 2 cities nationwide. Notable airlines serving Quincy Regional include Southern Airways and Contour Airlines, making it a convenient option for regional travel.

Top routes to Clayton

• Dallas (DFW) to Clayton (PIA), with one-way flights starting at around $130
• Houston (IAH/HOU) to Clayton (PIA), with one-way tickets available from around $100
• Denver (DEN) to Clayton (PIA), with one-way flight options from around $100
• Chicago (ORD) to Clayton (PIA/UIN), with one-way fares starting at around $50
• New York (LGA) to Clayton (PIA), with one-way fares starting at around $100

Cheapest routes to Clayton

• St. Louis (STL) to Clayton (UIN), with low one-way fares from around $40
• Chicago (ORD) to Clayton (PIA/UIN), with affordable one-way prices from around $50
• Houston (IAH/HOU) to Clayton (PIA), with low-cost one-way tickets from around $100
• New York (LGA) to Clayton (PIA), with low one-way fares from around $100
• Orlando (MCO) to Clayton (PIA), with budget one-way fares from around $100

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

Top airlines with flights to Clayton

• American Airlines: Servicing Greater Peoria Regional Airport (PIA), this airline represents about 55% of arrivals in Clayton. The typical one-way fare hovers around $240, with premium service options that may include first class, depending on the route.
• United: Operating flights to Greater Peoria Regional Airport (PIA), United captures roughly 43% of arrivals to Clayton. Passengers can expect an average one-way fare of around $260.
• Southern Airways: Providing service to Quincy Regional-Baldwin Field Airport (UIN), Southern Airways accounts for around 2% of arrivals in Clayton. The average fare for a one-way ticket is about $80.
• Contour Airlines: Also flying into Quincy Regional-Baldwin Field Airport (UIN), Contour Airlines makes up roughly 1% of arrivals to Clayton. The typical one-way fare is approximately $50.

Best time to fly to Clayton

The most popular months for travelers to fly to Clayton are January, March, and April, when peak temperatures in Clayton can reach up to 52.7°F in April. If you prefer quieter travel, consider October, the least busy and relatively cheaper time to visit with fewer crowds and temperatures around 55.4°F. For better deals, May usually offers the lowest average one-way fare around $228, roughly 11% cheaper than the yearly average. Looking for additional cheaper months to fly? July, October, and September offer average one-way fares of around $248, 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 Clayton

Getting some of the best deals on flights to Clayton 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 Clayton flight with Expedia. Just select your frequent flyer program and enter your program number when confirming your booking.

*For members. Select hotels.

Arriving in Clayton

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

• Public transportation: From Greater Peoria Regional Airport, Peoria Bus Station (a bus station) is located about 6.3 miles away by car, providing convenient access for travelers needing bus services.
• Hotel transfer: Transfers offer a convenient way to reach your hotel in Clayton, with private rides that can be arranged in advance.
• Car rental: Renting a car in Clayton is a good option if you plan to explore and sightsee beyond the city. Browse cheap car rentals in Clayton 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 Clayton

• Paloma: Located 13 miles away from Clayton, Paloma offers a blend of culture and outdoor adventures. Visitors can explore the historic Quincy University, perfect for those wanting to soak in some local educational history. The impressive Villa Katherine Castle stands as a symbolic landmark, inviting travelers to delve into the region's rich past. For those interested in events, the Oakley Lindsay Center provides a venue for conferences and gatherings, catering to business travelers as well. Nature enthusiasts will appreciate nearby caves and historic sites, making Paloma a well-rounded destination.
• Mount Sterling: Mount Sterling is located 11 miles away from Clayton and is an ideal spot for outdoor lovers seeking breathtaking scenery and adventure. Siloam Springs State Park, a national state park, offers extensive trails and recreational areas for hiking and exploration. The serene Mile 88 Riverside Park presents a lovely water feature, perfect for relaxation or a picnic. Additionally, the Beardstown Lincoln Museum offers a glimpse into local history, appealing to culture seekers. Whether you’re hiking along the river or enjoying the sights, Mount Sterling promises a rejuvenating experience.
• Camp Point: Situated 6 miles away from Clayton, Camp Point is a charming city that invites visitors to enjoy outdoor activities and romantic scenery. With access to urban parks and a nearby lake, it’s an excellent choice for those looking to unwind or embark on leisurely strolls. Quincy University again highlights the area's educational opportunities, while shopping centers provide a chance for retail therapy. The renowned Siloam Springs State Park is also easily accessible, making it a fantastic destination for nature lovers and adventure seekers alike.

Tips for short-haul flights to Clayton

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. Optimize your packing by using mini toiletries, wearing your heaviest clothing, and planning your outfits wisely. This approach also helps you avoid the hassle of waiting at baggage claim upon arrival.
• Bring your own entertainment—many short-haul flights might not provide in-flight entertainment. To keep yourself engaged, 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 advisable to arrive at least 1.5 to 2 hours prior to 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 at the airport.

Tips for long-haul flights to Clayton

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

• Select your seat in advance—for longer flights, choosing your seat is essential for comfort. Full-service airlines often allow free seat selection once online check-in begins, typically 24–48 hours before your flight. Some airlines may offer this option even earlier.
• Arrive at the airport in plenty of time—make sure to arrive at least 3 hours before departure for international flights to accommodate check-in, security, and immigration procedures.
• Relax at the airport—if you have some extra time, take the opportunity to explore the shops, find a coffee shop, or unwind at the gate or in a departure lounge if you have access. Airport Wi-Fi is generally free and readily available.
• Adjust to the new time zone mid-flight—begin syncing your body clock by changing your watch and adjusting your sleep schedule to align with your destination's time zone. Aim to 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 Clayton

The cheapest day to fly

Get started finding a cheap flight to Clayton 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 Clayton. 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 Clayton. 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 Clayton, 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 Clayton

The lowest price for round-trip flights to Clayton in 2026 starts from $118, 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 Clayton. If you have a preferred departure time or airline, you can use the handy filters to customize your search.

The cheapest airlines flying to Clayton

Contour Airlines, American Airlines, United, Delta are just some of the airlines that can typically offer cheap tickets to Clayton. 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 Clayton and countless more destinations worldwide.

The most affordable airports to fly into

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

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 Clayton.

Stopover savings

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