Cheap flights to Illinois, United States
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Cheapest month to fly to Illinois
Explore price trends for trips to Illinois
Showing prices in CAD
| Annual Avg. Price | 229 CAD |
| June 2026 | 175 CAD |
| July 2026 | 196 CAD |
| August 2026 | 196 CAD |
| September 2026 | 233 CAD |
| October 2026 | 201 CAD |
| November 2026 | 286 CAD |
| December 2026 | 201 CAD |
| January 2027 | 241 CAD |
| February 2027 | 241 CAD |
| March 2027 | 223 CAD |
| April 2027 | 326 CAD |
Major airports in Illinois
Illinois - popular routes
- New York to Chicago from CA$140
- Seattle to Chicago from CA$254
- St. Louis to Chicago from CA$190
- Detroit to Chicago from CA$319
- Halifax to Chicago from CA$609
- San Francisco to Chicago from CA$172
- Phoenix to Chicago from CA$180
- Zürich to Chicago from CA$1,210
- Copenhagen to Chicago from CA$1,335
- Guadalajara to Chicago from CA$268
- San Juan to Chicago from CA$150
- Austin to Chicago from CA$113
- Las Vegas to Chicago from CA$182
- Paris to Chicago from CA$1,202
- Miami to Chicago from CA$275
- Barcelona to Chicago from CA$1,164
- San Diego to Chicago from CA$179
- Salt Lake City to Chicago from CA$289
- New Delhi to Chicago from CA$868
- Vienna to Chicago from CA$1,341
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