
$65 Cheap flight deals from Detroit (DTT) to Frontenac (STL)
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This Weekend's Flight Deals from Detroit to Frontenac
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 $65 One Way, $138 Round Trip from Detroit to Frontenac
Prices starting at $138 for return flights and $65 for one-way flights to Frontenac were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Frontenac economy flight packages

DoubleTree by Hilton Hotel St. Louis - Chesterfield
Feb 14 - Feb 16
Detroit (DTW) to St. Louis (STL)
St. Louis (STL) to Detroit (DTW)
Reviewed on Apr 19, 2025

The Wildwood Hotel
Feb 14 - Feb 16
Detroit (DTW) to St. Louis (STL)
St. Louis (STL) to Detroit (DTW)
Reviewed on Oct 16, 2025

Hilton Garden Inn Chesterfield
Feb 14 - Feb 16
Detroit (DTW) to St. Louis (STL)
St. Louis (STL) to Detroit (DTW)
Reviewed on Apr 8, 2025
More About Flying To Frontenac from Detroit
Route Information for Flights from Detroit to Frontenac
Origin Airport IATA Code | DTT |
|---|---|
Destination Airport IATA Code | STL |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Detroit to Frontenac
Planning a trip is rarely straight forward, especially when searching for cheap deals. At Orbitz.com, we make it easier than anywhere else by providing you with guaranteed low prices. So if you are looking for Detroit to Frontenac flights at low cost, you will not be disappointed.
Cruising for a bargain deal
Regardless of your destination, we always provide you fantastic bargains for your trip, and that includes on hotels and even cruises. We offer budget air fares on flights from Detroit to Frontenac so you can reach your destination with more money in your pocket to spend.
Cheap Detroit to Frontenac flights that lead to rewards
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Quality combinations
If you require budget Detroit to Frontenac flights and a bargain hotel to go with it, Orbitz will wow you with the great combinations we can offer. The quality is always high and always a superb value.
Even last minute bookings on our apps
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Frontenac 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.
