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 641 recent searches matching your trip
  • $74
    Chicago, Illinois
    2 days in Sep
    Fri
    18
    Sun
    20
  • $74
    Chicago, Illinois
    3 days in Nov
    Fri
    6
    Mon
    9
  • $96
    Chicago, Illinois
    2 days in Sep
    Sat
    5
    Mon
    7
  • $96
    Chicago, Illinois
    5 days in Sep
    Wed
    2
    Mon
    7
  • $96
    Chicago, Illinois
    4 days in Sep
    Thu
    3
    Mon
    7
  • $74
    Chicago, Illinois
    4 days in Dec
    Sun
    20
    Thu
    24
  • 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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