$177 Cheap Flights from Houston (HOU) to Missoula (MSO)

View $177 flight on Sat, Sep 27, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Missoula Intl. Airport (MSO)

Cheap Flights from Houston to Missoula (HOU-MSO)

Prices were available within the past 7 days and start at $177 for one-way flights and $353 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Sep 27 - Sat, Oct 4
HOU
Houston
MSO
Missoula
$353 Roundtrip, found 1 hour ago
$353
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Sep 27 from Houston to Missoula, returning Sat, Oct 4, priced at $353 found 1 hour ago

Find the cheapest month to fly from Houston (HOU) to Missoula (MSO)

October is typically the cheapest month to fly

From $236 - $757 per traveler.

Graph displaying average flight prices per month

Alternative airports near Missoula

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Missoula Intl. MSO. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $417
MSO
Missoula Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $417
Flights from Houston (HOU) to Missoula (MSO)
Origin airport
William P. Hobby
Destination airport
Missoula Intl.
Airlines serving
American Airlines
Roundtrip price
$352
Distance
1560 mi

Houston to Missoula Flights

The cheapest times to fly from Houston to Missoula

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Missoula are during the month of September. You can find some of the cheapest flights from Houston to Missoula with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Missoula

Sunday is one of the best days to book for cheap flights from Houston to Missoula: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Missoula

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Missoula in 2025. You can also book with separate airlines for your outbound and return journeys, from $177 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Missoula flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Missoula airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO) cost?
Secure a cheap one-way flight from $177 or cheap return flight from $353 from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO)?
Planning your trip for September is a great way to save, as it's the cheapest month for flights between HOU and MSO. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO)?
To find the cheapest airline that'll fly you from HOU to MSO, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO)?
You'll need to catch a flight with a layover when traveling from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from HOU to MSO?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO)?
To land at Missoula Intl. Airport (MSO) without delays, choose a flight that leaves from William P. Hobby Airport (HOU) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO) last-minute?
Booking your flight from HOU to MSO shortly before your getaway is generally more expensive. However, if you're flexible with your departure dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a HOU to MSO flight and hotel package?
You can save money by securing a HOU to MSO flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. Once you've chosen your ideal flights and accommodations, you can add extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Missoula Intl. Airport (MSO)?
Typically, you're able to reschedule or cancel your HOU to MSO flight. However, there may be additional charges, especially if your booking was made over 24 hours ago. Check your itinerary for the airline's fees and policies on flight changes, or if you need further details, go to our Customer Service portal.

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*Available to One Key members.