Cheap flights from Newark to Southern Illinois

View AU$152 flight on Sat, 13 Sep. 2025Opens in a new window

Popular airlines from Newark to Southern Illinois

  • Jetstar

    Jetstar

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    Qantas Airways

  • Virgin Australia

    Virgin Australia

  • Scoot

    Scoot

  • American Airlines

    American Airlines

  • Emirates

    Emirates

  • United

    United

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Cheap Flights from Newark (NYC) to Southern 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
Thu, 11 Sep. - Sun, 14 Sep.
LGA
New York
STL
St. Louis
AU$305 Return, found 4 days ago
AU$305
Return
found 4 days ago
Select Delta flight, departing Thu, 11 Sep. from New York to St. Louis, returning Sun, 14 Sep., priced at AU$305 found 4 days ago
American Airlines
Mon, 1 Sep. - Mon, 8 Sep.
LGA
New York
STL
St. Louis
AU$318 Return, found 5 days ago
AU$318
Return
found 5 days ago
Select American Airlines flight, departing Mon, 1 Sep. from New York to St. Louis, returning Mon, 8 Sep., priced at AU$318 found 5 days ago
American Airlines
Mon, 1 Sep. - Mon, 8 Sep.
LGA
New York
STL
St. Louis
AU$372 Return, found 5 days ago
AU$372
Return
found 5 days ago
Select American Airlines flight, departing Mon, 1 Sep. from New York to St. Louis, returning Mon, 8 Sep., priced at AU$372 found 5 days ago
Delta
Thu, 11 Sep. - Sun, 14 Sep.
LGA
New York
STL
St. Louis
AU$379 Return, found 4 days ago
AU$379
Return
found 4 days ago
Select Delta flight, departing Thu, 11 Sep. from New York to St. Louis, returning Sun, 14 Sep., priced at AU$379 found 4 days ago
Delta
Tue, 5 Aug. - Tue, 19 Aug.
LGA
New York
STL
St. Louis
AU$393 Return, found 8 hours ago
AU$393
Return
found 8 hours ago
Select Delta flight, departing Tue, 5 Aug. from New York to St. Louis, returning Tue, 19 Aug., priced at AU$393 found 8 hours ago
United
Thu, 11 Sep. - Sun, 14 Sep.
LGA
New York
STL
St. Louis
AU$421 Return, found 4 days ago
AU$421
Return
found 4 days ago
Select United flight, departing Thu, 11 Sep. from New York to St. Louis, returning Sun, 14 Sep., priced at AU$421 found 4 days ago
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