$31 Cheap Frontier Airlines flights Denver (DEN) to Detroit (DTW)

View $31 flight on Sat, Oct 4, 2025Opens in a new window

$31 Cheap Frontier Airlines flights Denver (DEN) to Detroit (DTW)

Prices were available within the past 7 days and start at $31 for one-way flights and $51 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Sep 25 - Sat, Oct 4
DEN
Denver
DTW
Detroit
$51 Roundtrip, just found
$51
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Sep 25 from Denver to Detroit, returning Sat, Oct 4, priced at $51 just found
Frontier Airlines
Sat, Sep 6 - Mon, Sep 8
DEN
Denver
DTW
Detroit
$56 Roundtrip, just found
$56
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Sep 6 from Denver to Detroit, returning Mon, Sep 8, priced at $56 just found
Frontier Airlines
Sun, Aug 31 - Fri, Sep 5
DEN
Denver
DTW
Detroit
$78 Roundtrip, found 3 hours ago
$78
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sun, Aug 31 from Denver to Detroit, returning Fri, Sep 5, priced at $78 found 3 hours ago
Frontier Airlines
Wed, Oct 22 - Sun, Oct 26
DEN
Denver
DTW
Detroit
$81 Roundtrip, just found
$81
Roundtrip
just found
Select Frontier Airlines flight, departing Wed, Oct 22 from Denver to Detroit, returning Sun, Oct 26, priced at $81 just found
Frontier Airlines
Thu, Sep 25 - Sun, Oct 5
DEN
Denver
DTW
Detroit
$86 Roundtrip, just found
$86
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Sep 25 from Denver to Detroit, returning Sun, Oct 5, priced at $86 just found
Frontier Airlines
Thu, Sep 4 - Sat, Sep 6
DEN
Denver
DTW
Detroit
$91 Roundtrip, found 1 hour ago
$91
Roundtrip
found 1 hour ago
Select Frontier Airlines flight, departing Thu, Sep 4 from Denver to Detroit, returning Sat, Sep 6, priced at $91 found 1 hour ago
Flights from Denver (DEN) to Detroit (DTW)
Origin airport
Denver Intl.
Destination airport
Detroit Metropolitan Wayne County
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Southwest Airlines, Sun Country Airlines, United
Popular airline
Frontier Airlines
Distance
1120 mi
Average flight time
4 hours 51 mins

Frequently asked questions

How much is a Frontier Airlines flight from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW)?
Finding cheap one-way Frontier Airlines flights from DEN to DTW from $31 on Expedia is a cinch — just filter by "Price (lowest to highest)." Alternatively, check out our affordable return fares from $51 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 DEN to DTW with Frontier Airlines?
Frontier Airlines flights to Detroit are generally more affordable in the off-peak months of January and February. Whether you're after a one-way or round-trip ticket, you could land a better deal then.
What is the cheapest time to book flights from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW) with Frontier Airlines?
For cheap Frontier Airlines fares from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence what you pay. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip on a Sunday.**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 Frontier Airlines fly nonstop from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW)?
Skip the layovers and fly from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW) on one of Frontier Airlines's 4 weekly direct flights. Use Expedia's "Nonstop" and "Airline" filters to find the Frontier Airlines flight that'll get you to DTW at a time that suits you.
How long does it take to fly from DEN to DTW with Frontier Airlines?
The journey time for a direct Frontier Airlines flight from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW) typically takes 2h 54m.
What is the earliest Frontier Airlines flight from DEN to DTW?
The earliest Frontier Airlines flight from DEN to DTW takes off at 7:25AM UTC-7, arriving at 12:21PM UTC-5. If you'd like to set off later, the last Frontier Airlines flight leaves DEN at 3:20PM UTC-7 and lands at DTW at 8:14PM UTC-5. Flying earlier is often a good idea as morning flights are least likely to face 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 Frontier Airlines fly into in Detroit?
Frontier Airlines flights from Denver Intl. Airport (DEN) to Detroit land at Detroit Metropolitan Wayne County Airport (DTW). This is the main gateway to this city.
Why fly with Frontier Airlines from DEN to DTW?
With a rewarding loyalty program, Frontier Airlines is a top pick for many passengers journeying from DEN to DTW. Plus, as a Frontier Miles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does Frontier Airlines fly from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW)?
For the Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW) route, Frontier Airlines typically flies Airbus A321neo and Airbus A321 planes. Don't forget that last-minute changes can occur for operational purposes, so your flight may be on another aircraft.
Can I change or cancel my Frontier Airlines flight from Denver Intl. Airport (DEN) to Detroit Metropolitan Wayne County Airport (DTW)?
Depending on your ticket type, a fee may apply if you cancel or change your flight more than 24 hours after it has been confirmed. To find tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes while searching for flights. To learn more about changing or canceling your reservation, go to "Trips," select your flight and tick "Manage Booking."

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*Available to One Key members.