Cheap flights from Boston to Central Illinois

View AU$167 flight on Wed, 7 Jan. 2026Opens in a new window

Popular airlines from Boston to Central Illinois

  • Jetstar

    Jetstar

  • Qantas Airways

    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Boston (BOS) to Central Illinois (STL)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Wed, 6 Aug. - Tue, 12 Aug.
BOS
Boston
MDW
Chicago
AU$485 Return, found 6 days ago
AU$485
Return
found 6 days ago
Select Delta flight, departing Wed, 6 Aug. from Boston to Chicago, returning Tue, 12 Aug., priced at AU$485 found 6 days ago
Delta
Tue, 2 Sep. - Tue, 9 Sep.
BOS
Boston
MDW
Chicago
AU$490 Return, found 4 days ago
AU$490
Return
found 4 days ago
Select Delta flight, departing Tue, 2 Sep. from Boston to Chicago, returning Tue, 9 Sep., priced at AU$490 found 4 days ago
Delta
Tue, 5 Aug. - Wed, 13 Aug.
BOS
Boston
MDW
Chicago
AU$499 Return, found 2 days ago
AU$499
Return
found 2 days ago
Select Delta flight, departing Tue, 5 Aug. from Boston to Chicago, returning Wed, 13 Aug., priced at AU$499 found 2 days ago
Delta
Tue, 5 Aug. - Wed, 13 Aug.
BOS
Boston
MDW
Chicago
AU$508 Return, found 2 days ago
AU$508
Return
found 2 days ago
Select Delta flight, departing Tue, 5 Aug. from Boston to Chicago, returning Wed, 13 Aug., priced at AU$508 found 2 days ago
Delta
Wed, 3 Sep. - Wed, 10 Sep.
BOS
Boston
MDW
Chicago
AU$551 Return, found 3 days ago
AU$551
Return
found 3 days ago
Select Delta flight, departing Wed, 3 Sep. from Boston to Chicago, returning Wed, 10 Sep., priced at AU$551 found 3 days ago
Delta
Wed, 3 Sep. - Thu, 4 Sep.
BOS
Boston
MDW
Chicago
AU$561 Return, found 2 days ago
AU$561
Return
found 2 days ago
Select Delta flight, departing Wed, 3 Sep. from Boston to Chicago, returning Thu, 4 Sep., priced at AU$561 found 2 days ago
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