$40 Cheap Spirit Airlines flights Detroit (DTW) to Houston (IAH)

View $40 flight on Sat, Sep 20, 2025Opens in a new window

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$40 Cheap Spirit Airlines flights Detroit (DTW) to Houston (IAH)

Prices were available within the past 7 days and start at $40 for one-way flights and $80 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Sat, Sep 20 - Tue, Sep 23
DTW
Detroit
IAH
Houston
$80 Roundtrip, just found
$80
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Sep 20 from Detroit to Houston, returning Tue, Sep 23, priced at $80 just found
Spirit Airlines
Sat, Sep 20 - Sun, Sep 21
DTW
Detroit
IAH
Houston
$95 Roundtrip, just found
$95
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Sep 20 from Detroit to Houston, returning Sun, Sep 21, priced at $95 just found
Spirit Airlines
Wed, Aug 20 - Tue, Aug 26
DTW
Detroit
IAH
Houston
$97 Roundtrip, found 2 hours ago
$97
Roundtrip
found 2 hours ago
Select Spirit Airlines flight, departing Wed, Aug 20 from Detroit to Houston, returning Tue, Aug 26, priced at $97 found 2 hours ago
Spirit Airlines
Tue, Aug 19 - Wed, Aug 20
DTW
Detroit
IAH
Houston
$105 Roundtrip, found 1 hour ago
$105
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Tue, Aug 19 from Detroit to Houston, returning Wed, Aug 20, priced at $105 found 1 hour ago
Spirit Airlines
Sat, Sep 20 - Tue, Sep 23
DTW
Detroit
IAH
Houston
$106 Roundtrip, just found
$106
Roundtrip
just found
Select Spirit Airlines flight, departing Sat, Sep 20 from Detroit to Houston, returning Tue, Sep 23, priced at $106 just found
Spirit Airlines
Tue, Aug 12 - Sun, Aug 31
DTW
Detroit
IAH
Houston
$108 Roundtrip, found 6 days ago
$108
Roundtrip
found 6 days ago
Select Spirit Airlines flight, departing Tue, Aug 12 from Detroit to Houston, returning Sun, Aug 31, priced at $108 found 6 days ago
Flights from Detroit (DTW) to Houston (IAH)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, United
Popular airline
Spirit Airlines
Distance
1075 mi
Average flight time
2 hours 2 mins

Frequently asked questions

How much is a Spirit Airlines flight from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH)?
You'll discover budget-friendly return Spirit Airlines flights from $80 from DTW to IAH by filtering your results from "Price (lowest to highest)" on Expedia. Or look for deals from $40 for a one-way trip.**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 IAH with Spirit Airlines?
Spirit Airlines flights to Houston are typically cheaper in the off-peak months of November and February. Whether you're in search of 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 George Bush Intercontinental Airport (IAH) with Spirit Airlines?
For cheap Spirit Airlines fares from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH), start searching one to three months before your planned departure. Securing 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 impact the overall price. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by choosing to book 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 Spirit Airlines fly nonstop from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH)?
Skip the layovers and fly from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH) on any of Spirit Airlines's 11 weekly direct flights. Apply Expedia's "Nonstop" and "Airline" filters to find the Spirit Airlines flight that'll take you to IAH at a time that suits you.
How long does it take to fly from DTW to IAH with Spirit Airlines?
Take off from Detroit Metropolitan Wayne County Airport (DTW) for George Bush Intercontinental Airport (IAH) on a direct Spirit Airlines flight, and you'll be in the skies for around 3h 21m.
Which day of the week has the most Spirit Airlines flights from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH)?
If flexibility is what you're after, Sunday offers the most choice for Spirit Airlines flights from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH). You can select from 2 different departures.
What is the earliest Spirit Airlines flight from DTW to IAH?
The earliest Spirit Airlines flight from DTW to IAH departs at 9:03AM UTC-5, arriving at 11:27AM UTC-6. If you prefer to jet off later, the last Spirit Airlines flight leaves DTW at 3:53PM UTC-5 and lands at IAH at 6:14PM UTC-6. Flying before midday is generally a smart choice as morning and mid-morning flights are less likely to be canceled.**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 Spirit Airlines fly into in Houston?
George Bush Intercontinental Airport (IAH) is the main Houston hub for Spirit Airlines flights from Detroit Metropolitan Wayne County Airport (DTW).
Why fly with Spirit Airlines from DTW to IAH?
Journey from DTW to IAH with Spirit Airlines and enjoy a host of benefits starting with a rewarding loyalty program. When booking through Expedia as a Free Spirit 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.
What type of plane does Spirit Airlines fly from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH)?
For the Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH) route, Spirit Airlines typically flies Airbus A320 and Airbus A320neo planes. Keep in mind that last-minute changes are possible for operational purposes, so your flight could be on another aircraft.
Can I change or cancel my Spirit Airlines flight from Detroit Metropolitan Wayne County Airport (DTW) to George Bush Intercontinental Airport (IAH)?
It's usually possible to reschedule or cancel your flight, although there may be additional fees if you made your booking more than 24 hours ago. Prefer to keep your options open? Make use of Expedia's "No cancel fee" or "Changes included" filter to find flights that won't charge you extra if you need to adjust your plans. To update your itinerary, go to "Trips," select your flight and click on "Manage Booking" for more details.

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*Available to One Key members.