$97 Cheap Spirit Airlines flights Portland (PDX) to Houston (IAH)

View $97 flight on Wed, Oct 8, 2025Opens in a new window

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$97 Cheap Spirit Airlines flights Portland (PDX) to Houston (IAH)

Prices were available within the past 7 days and start at $97 for one-way flights and $194 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Spirit Airlines
Wed, Oct 22 - Sat, Oct 25
PDX
Portland
IAH
Houston
$194 Roundtrip, found 1 hour ago
$194
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Wed, Oct 22 from Portland to Houston, returning Sat, Oct 25, priced at $194 found 1 hour ago
Spirit Airlines
Tue, Oct 14 - Thu, Oct 16
PDX
Portland
IAH
Houston
$198 Roundtrip, found 4 hours ago
$198
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Tue, Oct 14 from Portland to Houston, returning Thu, Oct 16, priced at $198 found 4 hours ago
Spirit Airlines
Mon, Oct 13 - Wed, Oct 15
PDX
Portland
IAH
Houston
$202 Roundtrip, found 4 hours ago
$202
Roundtrip
found 4 hours ago
Select Spirit Airlines flight, departing Mon, Oct 13 from Portland to Houston, returning Wed, Oct 15, priced at $202 found 4 hours ago
Spirit Airlines
Tue, Oct 14 - Sat, Oct 25
PDX
Portland
IAH
Houston
$209 Roundtrip, found 23 hours ago
$209
Roundtrip
found 23 hours ago
Select Spirit Airlines flight, departing Tue, Oct 14 from Portland to Houston, returning Sat, Oct 25, priced at $209 found 23 hours ago
Spirit Airlines
Mon, Oct 13 - Fri, Oct 17
PDX
Portland
IAH
Houston
$214 Roundtrip, found 1 hour ago
$214
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Mon, Oct 13 from Portland to Houston, returning Fri, Oct 17, priced at $214 found 1 hour ago
Spirit Airlines
Sun, Nov 2 - Wed, Nov 5
PDX
Portland
IAH
Houston
$216 Roundtrip, found 1 hour ago
$216
Roundtrip
found 1 hour ago
Select Spirit Airlines flight, departing Sun, Nov 2 from Portland to Houston, returning Wed, Nov 5, priced at $216 found 1 hour ago
Flights from Portland (PDX) to Houston (IAH)
Origin airport
Portland Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Spirit Airlines, United
Popular airline
Alaska Airlines
Distance
1822 mi
Average flight time
7 hours 24 mins

Frequently asked questions

How much is a Spirit Airlines flight from Portland Intl. Airport (PDX) to George Bush Intercontinental Airport (IAH)?
Apply the "Price (lowest to highest)" filter on Expedia to find cheap Spirit Airlines return flights from $194 from PDX to IAH. Affordable one-way tickets from $97 are also available.**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 PDX to IAH with Spirit Airlines?
Spirit Airlines flights to Houston are usually more affordable in the low-season months of November and February. Whether you're after a round-trip or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Portland Intl. Airport (PDX) to George Bush Intercontinental Airport (IAH) with Spirit Airlines?
Look for affordable Spirit Airlines flights from Portland Intl. Airport (PDX) to George Bush Intercontinental Airport (IAH) one to three months prior to your departure date. 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 to book a domestic flight is generally Sunday and the most expensive day is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book 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 Spirit Airlines fly nonstop from Portland Intl. Airport (PDX) to George Bush Intercontinental Airport (IAH)?
Simply enter your dates, click search and use the "Nonstop" filter on Expedia to browse any direct flights from PDX to IAH with Spirit Airlines or other carriers.
What is the earliest Spirit Airlines flight from PDX to IAH?
To find the earliest departure from PDX to IAH with Spirit Airlines, filter your results by "Morning" and "Early Morning." Booking an early flight usually means cancellations are less likely.**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?
Spirit Airlines flights from Portland Intl. Airport (PDX) to Houston touch down at George Bush Intercontinental Airport (IAH). This is the main gateway to this city.
Why fly with Spirit Airlines from PDX to IAH?
A rewarding loyalty program and the chance to rack up points through Free Spirit are the start of the reasons to depart from PDX to IAH with Spirit Airlines. Plus, by joining Expedia's free One Key™ program, you can receive OneKeyCash™* alongside Spirit Airlines's loyalty program earnings. It's yours to use wherever your next trip takes you.*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 Spirit Airlines flight from Portland Intl. Airport (PDX) to George Bush Intercontinental Airport (IAH)?
Changes are typically free within 24 hours of booking, but your airline may charge a fee after that. For further details about modifying your flights, check out your "Trips," select your flight and click on "Manage Booking." If you'd like the flexibility to update your itinerary without additional costs, check the "No cancel fee" or "Changes included" filter when organizing your next getaway.

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