$81 Cheap flight deals from Houston (HOU) to Southern Illinois (STL)
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This Weekend's Flight Deals from Houston to Southern Illinois
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $81 One Way, $159 Round Trip from Houston to Southern Illinois
Prices starting at $159 for return flights and $81 for one-way flights to Southern Illinois were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Southern Illinois economy flight packages
Bell's Extended Stay and Suites
Sep 16 - Sep 19
Houston (IAH) to St. Louis (STL)
St. Louis (STL) to Houston (IAH)
Reviewed on Dec 13, 2024
Baymont by Wyndham Ft. Leonard/Saint Robert
Sep 16 - Sep 19
Houston (IAH) to St. Louis (STL)
St. Louis (STL) to Houston (IAH)
Reviewed on Jun 26, 2025
Comfort Suites Rolla
Sep 16 - Sep 19
Houston (IAH) to St. Louis (STL)
St. Louis (STL) to Houston (IAH)
Reviewed on Jun 16, 2025
More About Flying To Southern Illinois from Houston
Route Information for Flights from Houston to Southern Illinois
Origin Airport IATA Code | HOU |
|---|---|
Destination Airport IATA Code | STL |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Houston to Southern Illinois
For the best available deals on flights from Houston to Southern Illinois, look no further than Orbitz. Offering the perfect packages with cutting-edge mobile tools, Orbitz is your ideal destination.
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Flights from Houston
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.