$61 Cheap flight deals from Detroit (DTT) to Union (STL)
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This Weekend's Flight Deals from Detroit to Union
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 $61 One Way, $120 Round Trip from Detroit to Union
Prices starting at $120 for return flights and $61 for one-way flights to Union were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Union economy flight packages
The Wildwood Hotel
Dec 11 - Dec 14
Detroit (DTW) to St. Louis (STL)
Reviewed on Oct 16, 2025
The Cheshire
Dec 11 - Dec 14
Detroit (DTW) to St. Louis (STL)
Reviewed on Sep 2, 2025
Ameristar Casino Resort and Spa
Dec 12 - Dec 15
Detroit (DTW) to St. Louis (STL)
St. Louis (STL) to Detroit (DTW)
Reviewed on Sep 2, 2025
More About Flying To Union from Detroit
Route Information for Flights from Detroit to Union
Origin Airport IATA Code | DTT |
|---|---|
Destination Airport IATA Code | STL |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Detroit to Union
If you feel you cannot afford the costs involved to your dream trip to a local or international destination happen, think again! Orbitz gives you incredible deals on flights from Detroit to Union. Now you can book guaranteed low fares for Detroit to Union flights and plan your trip with confidence.
Great deals on flights from Detroit to Union
Cheap airfares on Detroit to Union flights allow you to stick to your budget and still have a great trip. We give you guaranteed low prices and make it easy to research and book discount flights using our website. Additionally, you can add your frequent flyer numbers to your Orbitz account profile, and this information will automatically be included on all your future reservations for qualified flights from Detroit to Union.
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Detroit to Union flights at discounted rates
Finding flights at the right prices can be difficult if you are not sure where to look. Don’t ruin your trip by spending more on your flights than your budget allows. Orbitz gives you guaranteed low fares on Detroit to Union flights and amazing discount offers on car rentals, hotels, and even fun activities in your destination. Your dream trip is more affordable than ever with Orbitz.
Flights from Detroit
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- Detroit to Los Angeles
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- Detroit to Washington
- Detroit to London
- Detroit to Toronto
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Union Airports
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.