
$145 Cheap Delta flights Houston (IAH) to Chicago (ORD)
Prices were available within the past 7 days and start at $145 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Sep 18 - Sun, Sep 21
IAH
Houston
ORD
Chicago
$228 Roundtrip, found 5 days ago
$228
Roundtrip
found 5 days ago

Sun, Aug 31 - Tue, Sep 2
IAH
Houston
ORD
Chicago
$228 Roundtrip, found 1 day ago
$228
Roundtrip
found 1 day ago
Most Popular Delta Routes from Houston
Most Popular Delta Routes from Chicago
- Atlanta to Copenhagen (ATL - CPH)
- New York to Honolulu (JFK - HNL)
- Austin to Philadelphia (AUS - PHL)
- Boston to London (BOS - LHR)
- New York to Cartagena (LGA - CTG)
- Atlanta to Grand Rapids (ATL - GRR)
- Atlanta to Detroit (ATL - DTW)
- New York to Cartagena (LGA - CTG)
- Baton Rouge to Indianapolis (BTR - IND)
- Sacramento to Cincinnati (SMF - CVG)
Popular Domestic Routes in O'Hare Intl.
- Tucson to Baltimore (TUS - BWI)
- Los Angeles to New York (LAX - JFK)
- Atlanta to Grand Rapids (ATL - GRR)
- Denver to Huntsville (DEN - HSV)
- Austin to Philadelphia (AUS - PHL)
- Atlanta to Copenhagen (ATL - CPH)
- Sacramento to Cincinnati (SMF - CVG)
- Atlanta to Detroit (ATL - DTW)
- Washington to Mexico City (IAD - MEX)
- Los Angeles to Kahului (LAX - OGG)