$325 Cheap flight deals from St. Louis (STL) to Key Haven (EYW)
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This Weekend's Flight Deals from St. Louis to Key Haven
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 $325 One Way, $293 Round Trip from St. Louis to Key Haven
Prices starting at $293 for return flights and $325 for one-way flights to Key Haven were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Key Haven economy flight packages
Coconut Beach Resort
Aug 14 - Aug 21
St. Louis (STL) to Key West (EYW)
Reviewed on Jun 30, 2026
Amelia Home by Avantstay In Historic Old Town w/ Pool
Aug 3 - Aug 9
St. Louis (STL) to Key West (EYW)
Reviewed on Mar 20, 2026
More About Flying To Key Haven from St. Louis
Route Information for Flights from St. Louis to Key Haven
Origin Airport IATA Code | STL |
|---|---|
Destination Airport IATA Code | EYW |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
St. Louis to Key Haven
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Best Deals At Your Fingertips
Orbitz combines low prices on St. Louis to Key Haven flights with discounts on quality hotels. Using Orbitz’s Display Matrix, you can see all your options and savings easily. With our low price guarantee, you know you have the best deals at your fingertips.
Flights from St. Louis
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St. Louis Airports
Key Haven Airports
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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.