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Cheap Flights from Houston to Illinois

Popular Flights from Houston to Illinois

Did You Know?

  • There are 43 carriers flying into Illinois.
  • Minneapolis-St Paul, MN has the most direct flights to Illinois.
  • There are 112 connecting cities from Houston, TX to Illinois.
  • The most popular destination from Houston, TX is Dallas Love Field.
  • Minneapolis-St Paul, MN is the most popular connecting city from Houston, TX to Illinois.
  • The longest flight from Houston, TX to Illinois is 938 miles.
  • There are 518 direct flights from Houston to Illinois.
  • The earliest flight from Houston, TX leaves at 3:30 am.

Cheap Domestic Flights from Houston - HOU

Flights
Airline
Lowest Price
US Airways, AirTran, Frontier, Spirit, American, Delta, United, Alaska
$147
Cheap Flights from Houston to Illinois - from $147 Round trip from HOU to IL