Washington D.C. to Illinois, United States flights

Deals to Chicago, Illinois are as low as $74 right now.
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Best Deals from WAS to Illinois

Discover the cheapest current deals from 231 recent searches matching your trip
  • $74
    Chicago, Illinois
    3 days in Oct
    Fri
    9
    Mon
    12
  • $87
    Chicago, Illinois
    3 days in Aug
    Fri
    28
    Mon
    31
  • $125
    Chicago, Illinois
    3 days in Aug
    Mon
    17
    Thu
    20
  • When to Fly
    Prices range from $93 in September to $316 in June
  • Chicago, Illinois
    $74
    This is a great deal at 32% off
  • From:
    Washington D.C. (BWI,DCA,IAD)
        
    To:
    Illinois, United States (11 Airports)    
        
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