$235 Cheap United flights Detroit (DTW) to St. George (SGU)

View $235 flight on Tue, Jan 27, 2026Opens in a new window
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$235 Cheap United flights Detroit (DTW) to St. George (SGU)

Prices were available within the past 7 days and start at $235 for one-way flights and $284 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Jan 26 - Sat, Jan 31
DTW
Detroit
SGU
St. George
$284 Roundtrip, found 3 days ago
$284
Roundtrip
found 3 days ago
Select United flight, departing Mon, Jan 26 from Detroit to St. George, returning Sat, Jan 31, priced at $284 found 3 days ago
United
Wed, Dec 10 - Tue, Dec 16
DTW
Detroit
SGU
St. George
$319 Roundtrip, found 5 days ago
$319
Roundtrip
found 5 days ago
Select United flight, departing Wed, Dec 10 from Detroit to St. George, returning Tue, Dec 16, priced at $319 found 5 days ago
United
Fri, Dec 12 - Mon, Dec 15
DTW
Detroit
SGU
St. George
$324 Roundtrip, found 1 day ago
$324
Roundtrip
found 1 day ago
Select United flight, departing Fri, Dec 12 from Detroit to St. George, returning Mon, Dec 15, priced at $324 found 1 day ago
United
Sat, Dec 6 - Sat, Dec 13
DTW
Detroit
SGU
St. George
$337 Roundtrip, found 2 days ago
$337
Roundtrip
found 2 days ago
Select United flight, departing Sat, Dec 6 from Detroit to St. George, returning Sat, Dec 13, priced at $337 found 2 days ago
United
Thu, Dec 4 - Wed, Dec 10
DTW
Detroit
SGU
St. George
$340 Roundtrip, found 5 days ago
$340
Roundtrip
found 5 days ago
Select United flight, departing Thu, Dec 4 from Detroit to St. George, returning Wed, Dec 10, priced at $340 found 5 days ago
United
Fri, Dec 12 - Mon, Dec 15
DTW
Detroit
SGU
St. George
$348 Roundtrip, found 1 day ago
$348
Roundtrip
found 1 day ago
Select United flight, departing Fri, Dec 12 from Detroit to St. George, returning Mon, Dec 15, priced at $348 found 1 day ago
Flights from Detroit (DTW) to St. George (SGU)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
St. George
Airlines serving
American Airlines, Delta, United
Popular airline
United
Distance
1635 mi

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Frequently asked questions

How much is a United Airlines flight from Detroit Metropolitan Wayne County Airport (DTW) to St. George Airport (SGU)?
Scoring cheap one-way United Airlines flights from DTW to SGU from $235 on Expedia is simple — just filter by "Price (lowest to highest)." Alternatively, check out our budget-friendly round-trip fares from $284 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DTW to SGU with United Airlines?
United Airlines flights to St. George are typically more affordable in the off-peak months of January and December. Whether you're searching for a one-way or round-trip ticket, you could land a better deal then.
What is the cheapest time to book flights from Detroit Metropolitan Wayne County Airport (DTW) to St. George Airport (SGU) with United Airlines?
Look for cheap United Airlines flights from Detroit Metropolitan Wayne County Airport (DTW) to St. George Airport (SGU) one to three months ahead of your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the best day of the week to book a domestic flight is generally Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Detroit Metropolitan Wayne County Airport (DTW) to St. George Airport (SGU)?
To figure out if there's a direct journey from DTW to SGU with United Airlines or other carriers, use our "Nonstop" filter when searching for tickets.
What is the earliest United Airlines flight from DTW to SGU?
Filter your results by "Early Morning" and "Morning" to find the earliest flights from DTW to SGU. Leaving early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in St. George?
St. George Airport (SGU) is the main St. George hub for United Airlines flights from Detroit Metropolitan Wayne County Airport (DTW).
Why fly with United Airlines from DTW to SGU?
Journey from DTW to SGU with United Airlines and enjoy a host of benefits starting with a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you may also earn OneKeyCash™* to spend on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Detroit Metropolitan Wayne County Airport (DTW) to St. George Airport (SGU)?
You can usually cancel or reschedule your flight, although additional fees may apply if your booking was made more than 24 hours ago. Want to keep your options open? Make use of Expedia's "Changes included" and "No cancel fee" filters to find flights that won't charge extra if you need to revise your plans. To modify your itinerary, head to "Trips," select your flight and click on "Manage Booking" for more information.

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