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$45 CHEAP FLIGHTS from Boston to Chicago (BOS - CHI) | KAYAK
Find Cheap Flights from Boston to Chicago - Google Flights
$47 Cheap Flights from Boston (BOS) to Chicago (ORD) - Expedia
$43 Flights from Boston (BOS) to Chicago (CHIA) | Skyscanner
$41 CHEAP FLIGHTS from Boston to Chicago O'Hare (BOS - ORD) | KAYAK
$44 Flights from Boston (BOS) to Chicago (ORD) | Skyscanner
United flights from Boston to Chicago from $ 157 - United Airlines
Boston to Chicago - 10 ways to travel via train, plane, bus, and …
Southwest® flights from Boston Logan to Chicago (Midway) from …
Flight Deals from Boston to Chicago from $ 69 - Priceline.com