Cheap Flights to Illinois
Flights to Illinois in 2022
Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
| Popular in | August | High demand for flights, 29% potential price rise |
| Cheapest in | June | Best time to find cheap flights, 4% potential price drop |
| Average price | C$ 281 | Average for round-trip flights in June 2022 |
| Round-trip from | C$ 174 | From Toronto to Illinois |
| One-way from | C$ 13 | One-way flight from Toronto to Illinois |
Cheap flights to Illinois in June, July 2022
The best prices found for ORD flights for June, July
Illinois 2022 flight deals
Cheap flights to Illinois found for this year
Last minute flights to Illinois
Late deals on round-trip flights to Illinois, departing today and this week
COVID Restrictions
View COVID Travel Restrictions for IllinoisWhat is the cheapest month to fly to Illinois?
The cheapest ticket to Illinois found for each month in 2022 based on historical flight searches by Cheapflights users.
When is the best time to fly to Illinois?
Average Chicago flight ticket prices and weather conditions for 2022 and 2023 by month.
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YTO - CHI Price
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C$ 314 - C$ 581
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CHI Temperature
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1 - 29 °C
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CHI Rainfall
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17 - 109 mm
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When is the best time to book a flight to Illinois?
The best time to book flights to Illinois is 48 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Which day is cheapest to fly to Illinois?
The cheapest flights to Illinois are usually found when departing on a Thursday. The departure day with the highest cost at present is Monday.
What time of day is cheapest to fly to Illinois?
At the moment, flights in the morning are likely to offer the best value for money for your Illinois trip. A flight at noon will more often than not be of higher cost.
Brush up on your American history before your flight to Chicago: Home of President Abraham Lincoln, Lake Michigan, and ‘da Chicago Bears, Illinois has something for everyone. Whether you’re a history buff or a sports fanatic, it’s worth booking flights to Illinois.
The 21st state, located is the heart of the Midwest, is easy to get to thanks to two airports and one of the largest train stations in the country. Flights to Illinois are serviced by major airlines and Amtrak trains head right into the centre of Chicago.
In between shopping and sports, make sure to visit one of Illinois’ numerous museums before boarding your Illinois flight home. The Burpee Museum of Natural History in Rockford features dinosaur fossils while the Abraham Lincoln Presidential Library and Museum in Springfield is the largest presidential library in the country. Tourists booking Illinois flights to Chicago can explore the John G. Shedd Aquarium, the Field Museum of Natural History, the Art Institute of Chicago, and the Museum of Science and Industry (Chicago).
Book a flight to Illinois to experience a plethora of cultures wrapped into one state.
Illinois climate
Winters along the Great Lakes are long and cold. From late November into April, there is plenty of snow, icy winds, and sub-freezing temperatures, but it’s also the best time to find cheap flights to Illinois. Conversely, July and August can be hot and sticky and good Illinois flight and hotel deals are usually available. Spring and fall tend to have perfect weather and are great times to visit, although the tornado season is March through May.Chicago summers can have temperatures well into the 30s (C) with humidity to match. Winters are cold and raw with temperatures in the teens and occasional blizzards. Mild winters are not uncommon, but if booking Illinois flight and travel plans during the winter it’s advisable to pack with snow and cold in mind.
When is the best time to fly to Illinois?
Peak Season:
Winter is a prime time for skiing and snowmobiling in Illinois. Summer is the peak of the festival season in the Chicago area with major events taking place in the parks and neighbourhoods every weekend, despite the heat and humidity. While many tourists gather on the great state of Illinois during the summer season, it’s more likely cheap flights to Illinois will be available during the winter months.
Off Season:
September can be the most enjoyable and mildest month of the year to visit Chicago, but there is less going on during this period. Fall is a wonderful time to visit the rest of the state and enjoy the milder temperatures and changing foliage. January to March is when Chicago is least busy and deals on hotels are usually attainable. However, it can be cold and windy.
Find cheap flights to Illinois
Getting around Illinois
A tough city to drive in, Chicago has convenient public transportation, taxis are easy to come by, and many areas are a pleasure to walk through. The Chicago Transit Authority operates the “L” (or “El”) a system of elevated trains that run 24 hours a day. There is also a River Bus that runs during rush hour in the summer, and the city is becoming increasingly bike friendly.
Except for Chicago, Illinois is mostly a quiet, rural state. Yet Amtrak trains, numerous commuter railroads, and, to a lesser extent, buses make getting around on public transportation feasible. Cycling is also generally easy on the state’s flat plains.
Once you reach your destination, check for local transportation, but be prepared to rent a car.
