Cheap flights from Mexico City to Southern Illinois from CA $466

View CA $466 flight on Mon, Sep. 8, 2025Opens in a new window

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Cheap flights from Mexico City (MEX) to Southern Illinois (STL)

Prices were available within the past 7 days and start at CA $466 for one-way flights and CA $755 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aeromexico
Thu, Sep. 11 - Mon, Sep. 15
MEX
Mexico City
STL
St. Louis
CA $755 Roundtrip, found 3 days ago
CA $755
Roundtrip
found 3 days ago
Select Aeromexico flight, departing Thu, Sep. 11 from Mexico City to St. Louis, returning Mon, Sep. 15, priced at CA $755 found 3 days ago
Delta
Mon, Sep. 8 - Sun, Sep. 14
MEX
Mexico City
STL
St. Louis
CA $755 Roundtrip, found 3 days ago
CA $755
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Sep. 8 from Mexico City to St. Louis, returning Sun, Sep. 14, priced at CA $755 found 3 days ago
Aeromexico
Thu, Sep. 11 - Mon, Sep. 15
MEX
Mexico City
STL
St. Louis
CA $755 Roundtrip, found 3 days ago
CA $755
Roundtrip
found 3 days ago
Select Aeromexico flight, departing Thu, Sep. 11 from Mexico City to St. Louis, returning Mon, Sep. 15, priced at CA $755 found 3 days ago
American Airlines
Thu, Sep. 11 - Mon, Sep. 15
MEX
Mexico City
STL
St. Louis
CA $784 Roundtrip, found 3 days ago
CA $784
Roundtrip
found 3 days ago
Select American Airlines flight, departing Thu, Sep. 11 from Mexico City to St. Louis, returning Mon, Sep. 15, priced at CA $784 found 3 days ago
United
Thu, Sep. 11 - Mon, Sep. 15
MEX
Mexico City
STL
St. Louis
CA $865 Roundtrip, found 3 days ago
CA $865
Roundtrip
found 3 days ago
Select United flight, departing Thu, Sep. 11 from Mexico City to St. Louis, returning Mon, Sep. 15, priced at CA $865 found 3 days ago
Air Canada
Mon, Sep. 8 - Tue, Sep. 16
MEX
Mexico City
STL
St. Louis
CA $885 Roundtrip, found 3 days ago
CA $885
Roundtrip
found 3 days ago
Select Air Canada flight, departing Mon, Sep. 8 from Mexico City to St. Louis, returning Tue, Sep. 16, priced at CA $885 found 3 days ago
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