Illinois Flights
Upto 70% OFF
over the phone
Switch Destinations

Book Flights to Illinois

Illinois is simply incredible. This mostly flat plains state in the Midwest is also home to Chicago, one of the biggest cities in USA. The state’s diverse landscape presents an awesome sight with rolling farmlands and hilly, forested river valleys. Book cheap flights to Illinois with FlyOfinder and visit a remarkable state offering opportunities to explore its three culturally distinct regions.

The most diverse Northern Illinois is home to some of the largest cities such as Chicago, Elgin, Naperville, Rockford and Aurora. Its proximity to Lake Michigan has benefited this area the most. Numerous tourism opportunities abound in areas like Chicagoland, the Chain O Lakes and Galena Driftless Zone. The seat of state government is in Central Illinois, which is also home to the University of Illinois at Urbana-Champaign. Major cities here include Decatur, Quincy, Springfield, Bloomington-Normal, Peoria and Urbana-Champaign.

Central Illinois also played a significant role in shaping the U.S. history. Southern Illinois is in stark contrast to other regions of the state. It is more culturally inclined to the neighboring Missouri and Kentucky states, and is often considered to be part of the Upland South. Major cities here include Mount Vernon, Marion, Carbondale and portions of Metro-East.

Top Cities to Visit in Illinois

Chicago: Illinois’ largest city and the country’s third-largest city Chicago, located on Lake Michigan’s western edge, has tons of exciting opportunities attracting millions of visitors every year. A city with over 570 parks, lively arts and music scene, historical attractions and sports, offers it all to its quintessential visitors for a wonderful vacation.

Springfield: Renowned for being the birthplace of 16th president of America Abraham Lincoln, Illinois’ capital city Springfield attracts visitors in large numbers with its historical attractions focusing on this great man. The city is ready to fascinate you with some of its major attractions such as Lincoln Home National Historic Site, Lincoln’s Tomb, the Abraham Lincoln Presidential Library and Museum, the Dana-Thomas House, Hoogland Center for the Arts, the Adams Wildlife Center.

Rockford: Illinois’ second-largest city Rockford situated outside of the Chicago Area is renowned as “The Forest City” because of its 20,000 acres of green space. Rockford is home to four rivers, golf courses, hiking trails and pristine lakes thus making it a popular destination for adventure and nature enthusiasts.

Bloomington: Illinois’ 12th largest city Bloomington along with its sister city Normal is a haven for outdoor lovers with its 44 parks and golf courses. Bloomington-Normal also attracts art lovers and families with its symphony orchestra, theater and a zoo.

Galena: The small city of Galena in Illinois is a major attraction for tourists as more than 85% of this historic town has been declared National Historic District. The city is famous for its long mining history and spectacular architecture. Galena’s scenic backdrop with the lush valleys and rolling hills makes it an absolutely wonderful place to visit.

Best Time to Visit Illinois

Do you love winter sports? If so, then why not make group travel reservations with the best online travel agent and bring your friends along for snowmobiling and skiing in Illinois. This is also the perfect time for you to make your travel cheaper with the best deals and discounts. Summer season, despite its heat and humidity, is the peak travel time with major festivals and events taking place in Chicago. Plan your travel ahead and get cheapest airline tickets much in advance when visiting during this time. Take the advantage of our senior travel deals to enjoy milder temperatures and changing fall foliage. Chicago is indeed a wonderful destination for all seasons.

Best Things to See and Do in Illinois

When it comes to planning a vacation in Illinois, most tourists prefer to travel to the Windy City with plane tickets to Chicago. There are plenty of attractions waiting for you in the Prairie State. Here are some of the amazing things you will love to see and do in this gorgeous destination.

  • Stand on the Chicago Skydeck in its enclosed glass ledge overlooking the awesome city skyline from an elevation of 1,353 feet. Formerly called the Sears Tower, it is the western hemisphere’s highest observation deck situated on the Willis Tower
  • Explore the Illinois Route 66 Hall of Fame and Museum in Pontiac where you will see plaques and displays honoring the people who played a major role in the construction of the road and its restoration. You will also find historic exhibits, interesting facts and Route 66 memorabilia at the museum
  • Take a tour of the famous author Ernest Hemingway’s birthplace and childhood home in Oak Park. The museum here showcases some of the earliest writings of one of America’s most beloved authors and provides a fascinating glimpse of his childhood life
  • Hike to the spectacular waterfalls of Starved Rock State Park in Oglesby. The park is filled with scenic beauty and offers 13 miles of trails for outdoor activities. You can also enjoy boating and fishing here
  • Visit the Cahokia Mounds State Historic Site in Collinsville to see the former abode of a sophisticated prehistoric society. Spread in an area of over 2,200 acres, the Cahokia Mounds prominently features different trails to the different mounds. This amazing historic site is a great place to know about the ancient peoples by visiting the museum here

Most of the popular attractions in Illinois are to be found in Chicago. These include Sears Tower, The University of Chicago, Museum of Science and Industry, The Shedd Aquarium, The Adler Planetarium, The Field Museum, Navy Pier, Chicago Children's Museum, The Magnificent Mile, John Hancock Center, The Art Institute of Chicago and Grant Park.

Airlines to Illinois

American Airlines: Top routes served by American Airlines from Illinois include Orlando (MCO), Miami (MIA), Fort Myers (RSW), Tampa (TPA) and Fort Lauderdale (FLL)

Alaska Airlines: Top routes served by Alaska Airlines from Illinois include Anchorage (ANC), Los Angeles (LAX), San Francisco (SFO), Phoenix (PHX) and Las Vegas (LAS)

Delta Airlines: Top routes served by Delta Airlines from Illinois include Atlanta (ATL), Salt Lake City (SLC), San Francisco (SFO), New York (JFK) and Los Angeles (LAX)

United Airlines: Top routes served by United Airlines from Illinois include Dallas (DFW), Seattle (SEA), Denver (DEN), Los Angeles (LAX) and Newark (EWR)

JetBlue Airways: Top routes served by JetBlue Airways from Illinois include New York (JFK), Boston (BOS), Newark (EWR), Fort Lauderdale (FLL) and Orlando (MCO)

Frontier Airlines: Top routes served by Frontier Airlines from Illinois include Portland (PDX), San Diego (SAN), Denver (DEN), Salt Lake City (SLC) and Las Vegas (LAS)

Please note: *All Fares displayed above are quoted in USD and inclusive of base fare, taxes, and all fees. Additional baggage fees may apply as per the airline policies. *Above fares were last found on Dec 21, 2024 and are subject to change & cannot be guaranteed at the time of booking.

Frequently Asked Questions

Chicago has an extensive network of airports totaling at 119, for public use. However, most domestic and international airlines arrive at O’Hare International Airport (ORD). You can also choose to arrive at Chicago Midway International Airport (MDW) as well. There are many other airports in Chicago for making domestic connections with one way flights as well. These among others include Chicago Rockford International Airport (RFD), Lawrenceville-Vincennes International Airport (LWV) and Quad City International Airport (MLI).

Keeping in view the extensive connectivity through major domestic and international airlines, there are high chances to get cheap tickets to Illinois more often when traveling from any of the 217 destinations in North America, Europe, South America, Asia and Africa directly to Chicago’s O’Hare International Airport.

You have the flexibility to make Illinois flights reservations at best airfare with the help of cheap flights finder to travel from several domestic and foreign destinations. Some of the popular U.S. carriers to fly to Illinois include Alaska Airlines, American Airlines, Delta Airlines, Frontier Airlines, JetBlue Airways, United Airlines and Avianca. Major international airlines serving Illinois include Air Canada, Aeromexico, Aer Lingus, Japan Airlines, Cathay Pacific Airways, Lufthansa, Turkish Airlines and Etihad Airways.

Plan to book Illinois roundtrip flights at least 36 days in advance before planned departure date in order to make your travel cheaper. When you book Illinois last minute flights a fortnight or so closer to departure date then be ready to pay more for your tickets.

Illinois mostly experiences humid continental type of climate representing four distinct seasons. The summer season is warm and humid, while it’s bitterly cold in winters with bouts of snow. You will enjoy pleasantly cool weather with sunshine and clear blue skies. You can take flights to Chicago for enjoying vacation in the largest city of Illinois which remains beautiful throughout the year, though tourism during the summer months is at its peak. The rainiest months are in July and August.

Illinois is largely a quiet, rural state. Most travelers taking flights to Illinois usually arrive at Chicago O’Hare International Airport, which is the state’s main gateway and largest airport. You can easily get around in Chicago through its efficient public transportation modes, which include taxis, rental cars, elevated trains “L” and a River Bus. You can travel to other cities in Illinois through Amtrak trains and buses.