$305 Cheap United flights Houston (IAH) to Rock Springs (RKS)

View $305 flight on Sat, Oct 25, 2025Opens in a new window

$305 Cheap United flights Houston (IAH) to Rock Springs (RKS)

Prices were available within the past 7 days and start at $305 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Nov 1 - Tue, Nov 4
IAH
Houston
RKS
Rock Springs
$248 Roundtrip, just found
$248
Roundtrip
just found
Select United flight, departing Sat, Nov 1 from Houston to Rock Springs, returning Tue, Nov 4, priced at $248 just found
United
Tue, Oct 14 - Tue, Oct 21
IAH
Houston
RKS
Rock Springs
$263 Roundtrip, found 6 days ago
$263
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 14 from Houston to Rock Springs, returning Tue, Oct 21, priced at $263 found 6 days ago
United
Thu, Oct 30 - Sun, Nov 2
IAH
Houston
RKS
Rock Springs
$272 Roundtrip, found 15 hours ago
$272
Roundtrip
found 15 hours ago
Select United flight, departing Thu, Oct 30 from Houston to Rock Springs, returning Sun, Nov 2, priced at $272 found 15 hours ago
United
Tue, Oct 14 - Tue, Oct 21
IAH
Houston
RKS
Rock Springs
$287 Roundtrip, found 6 days ago
$287
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 14 from Houston to Rock Springs, returning Tue, Oct 21, priced at $287 found 6 days ago
United
Tue, Oct 14 - Tue, Oct 21
IAH
Houston
RKS
Rock Springs
$301 Roundtrip, found 6 days ago
$301
Roundtrip
found 6 days ago
Select United flight, departing Tue, Oct 14 from Houston to Rock Springs, returning Tue, Oct 21, priced at $301 found 6 days ago
United
Wed, Nov 5 - Sat, Nov 8
IAH
Houston
RKS
Rock Springs
$302 Roundtrip, found 4 days ago
$302
Roundtrip
found 4 days ago
Select United flight, departing Wed, Nov 5 from Houston to Rock Springs, returning Sat, Nov 8, priced at $302 found 4 days ago
Flights from Houston (IAH) to Rock Springs (RKS)
Origin airport
George Bush Intercontinental
Destination airport
Sweetwater County
Airlines serving
United
Popular airline
United
Distance
1108 mi

Frequently asked questions

How much is a United Airlines flight from George Bush Intercontinental Airport (IAH) to Sweetwater County Airport (RKS)?
Grab cheap round-trip United Airlines flights from $248 from IAH to RKS by organizing your results from "Price (lowest to highest)" on Expedia. Or look for deals from $305 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 IAH to RKS with United Airlines?
Browse for one-way or return flights to Rock Springs in January or February. You could find an affordable fare with United Airlines during these quieter months.
What is the cheapest time to book flights from George Bush Intercontinental Airport (IAH) to Sweetwater County Airport (RKS) with United Airlines?
Begin your search one to three months ahead of your departure date to find cheap fares on United Airlines flights from George Bush Intercontinental Airport (IAH) to Sweetwater County Airport (RKS). You can save 25% by booking your domestic flight 34 to 86 days in advance compared to last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get the timing right, and you can enjoy significant savings on domestic journeys.*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 George Bush Intercontinental Airport (IAH) to Sweetwater County Airport (RKS)?
Use our "Nonstop" filter when searching for direct United Airlines flights from IAH to RKS. It's also a great way to compare other carriers offering the same nonstop trip.
What is the earliest United Airlines flight from IAH to RKS?
To find the earliest departures from IAH to RKS with United Airlines, sort your results by "Early Morning" and "Morning." Booking an early flight usually 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 Rock Springs?
Sweetwater County Airport (RKS) is the primary Rock Springs gateway for United Airlines flights from George Bush Intercontinental Airport (IAH).
Why fly with United Airlines from IAH to RKS?
A rewarding loyalty program and the ability to rack up points through United Mileage Plus are the start of the reasons to fly from IAH to RKS with United Airlines. Plus, when you join our One Key™ program, you can earn OneKeyCash™* in addition to United Airlines's loyalty program earnings. It's yours to spend on future travel plans.*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 George Bush Intercontinental Airport (IAH) to Sweetwater County Airport (RKS)?
Depending on your fare type, a fee may apply if you modify or cancel your flight more than 24 hours after it's been confirmed. To secure plane tickets with more flexibility, select our "Changes included" and "No cancel fee" boxes when looking for flights. For more details on modifying or canceling your reservation, go to "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.