Cheap Flights to Granite County from $84

View $84 flight on Sat, Mar 7, 2026Opens in a new window

Popular airlines to Granite County

  • Alaska Airlines

  • Delta

  • United

  • American Airlines

  • Hawaiian Airlines

  • KLM

  • Air France

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How much is the cheapest flight to Granite County?

Prices were available within the past 7 days and start at $84 for one-way flights and $157 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Apr 18 - Sat, Apr 25
SEA
Seattle
MSO
Missoula
$157 Roundtrip, found 1 hour ago
$157
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Apr 18 from Seattle to Missoula, returning Sat, Apr 25, priced at $157 found 1 hour ago
Hawaiian Airlines
Tue, Mar 3 - Tue, Mar 10
PDX
Portland
MSO
Missoula
$177 Roundtrip, just found
$177
Roundtrip
just found
Select Hawaiian Airlines flight, departing Tue, Mar 3 from Portland to Missoula, returning Tue, Mar 10, priced at $177 just found
Sun Country Airlines
Sat, Jul 11 - Sat, Jul 18
MSP
Minneapolis
MSO
Missoula
$207 Roundtrip, found 1 hour ago
$207
Roundtrip
found 1 hour ago
Select Sun Country Airlines flight, departing Sat, Jul 11 from Minneapolis to Missoula, returning Sat, Jul 18, priced at $207 found 1 hour ago
Alaska Airlines
Tue, May 12 - Tue, May 19
DEN
Denver
MSO
Missoula
$209 Roundtrip, found 22 hours ago
$209
Roundtrip
found 22 hours ago
Select Alaska Airlines flight, departing Tue, May 12 from Denver to Missoula, returning Tue, May 19, priced at $209 found 22 hours ago
United
Wed, Apr 1 - Wed, Apr 8
PHX
Phoenix
MSO
Missoula
$211 Roundtrip, found 3 hours ago
$211
Roundtrip
found 3 hours ago
Select United flight, departing Wed, Apr 1 from Phoenix to Missoula, returning Wed, Apr 8, priced at $211 found 3 hours ago
Delta
Wed, May 13 - Sat, May 16
SNA
Orange County
MSO
Missoula
$217 Roundtrip, found 1 hour ago
$217
Roundtrip
found 1 hour ago
Select Delta flight, departing Wed, May 13 from Orange County to Missoula, returning Sat, May 16, priced at $217 found 1 hour ago
Hawaiian Airlines
Tue, Apr 7 - Tue, Apr 21
LAX
Los Angeles
MSO
Missoula
$217 Roundtrip, just found
$217
Roundtrip
just found
Select Hawaiian Airlines flight, departing Tue, Apr 7 from Los Angeles to Missoula, returning Tue, Apr 21, priced at $217 just found
Alaska Airlines
Tue, Apr 21 - Sat, May 2
STL
St. Louis
MSO
Missoula
$237 Roundtrip, found 4 days ago
$237
Roundtrip
found 4 days ago
Select Alaska Airlines flight, departing Tue, Apr 21 from St. Louis to Missoula, returning Sat, May 2, priced at $237 found 4 days ago
American Airlines
Sat, May 2 - Wed, May 6
BOS
Boston
MSO
Missoula
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, May 2 from Boston to Missoula, returning Wed, May 6, priced at $237 found 1 day ago
Alaska Airlines
Wed, Mar 4 - Tue, Mar 17
ORD
Chicago
MSO
Missoula
$239 Roundtrip, found 3 days ago
$239
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Wed, Mar 4 from Chicago to Missoula, returning Tue, Mar 17, priced at $239 found 3 days ago

Airports in Granite County

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

Select flight to Missoula Intl. MSO. Cheapest option available. Flights from $334
MSO
Missoula Intl.
Cheapest
Flights from $334

Enjoy extra legroom, flight flexibility, and a seamless travel experience.

*Flight schedules are subject to change.

Frequently asked questions

How do I find cheap flights to Granite County that have flexible change policies?
At Expedia, we've been channeling our inner yogi to get you the most flexible fares around town. Just click on "No change fee" directly underneath the filter heading "Flexible change policies" to find your dream flight to Granite County.
Which airlines fly to Granite County?
Dust off your suitcase and choose from these leading airlines that have flights into or near Granite County:

  • United Airlines - 173 flights to or near Granite County each month, including 173 flights to Missoula Intl. Airport (MSO) per month.
  • Delta Air Lines - 117 flights to or near Granite County each month, including 117 flights to Missoula Intl. Airport (MSO) per month.
  • Alaska Airlines - 91 flights to or near Granite County each month, including 91 flights to Missoula Intl. Airport (MSO) per month.

How can I find cheap tickets to Granite County?
Book in advance, fly to or from nearby airports, avoid vacation periods — there are plenty of ways! One more is to make use of Expedia's "flexible dates" function. Search for your Granite County flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Granite County was $157.
How much is a flight to Granite County?
You could have nabbed a return ticket to Granite County from anywhere between $157 and $239 in the last seven days. For one-way journeys leaving from Seattle (SEA), the lowest price during this period was just $84.
What are the most popular airports to fly into in Granite County?
Book your flight to Missoula Intl. Airport (MSO) and sample everything that Granite County has to offer. As the region's main point of entry, roughly 515 flights touch down here every month.
When is the cheapest time to fly to Granite County?
Consider traveling early on in the week to nab a bargain fare to Granite County. Tuesday is routinely the most economical day to fly, with Monday running a close second. Saturday typically has the costliest fares. This is because a lot of travelers prefer to kick off their trip on a weekend.
How much is a plane ticket to Granite County?
In the last seven days, tickets ranged between $157 and $239. Have a look at our great deals to Granite County, make a booking and then start packing your bags.
What months are the cheapest to book a flight to Granite County?
The top month to book affordable airfares to Granite County is February. Keep in mind that in the U.S, the most expensive time to reserve a ticket is the festive month of December.
How long is a flight to Granite County?
It depends on a couple of things, such as where you depart from and whether you're on a multi-stop or direct flight. Listed below are some of the most popular domestic routes to Granite County and their average flight durations:

  • Denver, CO (DEN-Denver Intl.) to Missoula Intl. Airport (MSO) - 2 hours and 8 minutes
  • Seattle, WA (SEA-Seattle - Tacoma Intl.) to Missoula Intl. Airport (MSO) - 1 hour and 27 minutes
  • Chicago, IL (ORD-OHare Intl.) to Missoula Intl. Airport (MSO) - 3 hours and 37 minutes

What is the best time to go to Granite County?
Summer starts June 20 in the Northern Hemisphere, and these warmer months are a fabulous time to check out the well-known Granite County city of Clinton. Average temperatures fluctuate between 40ºF and 80ºF throughout this season. The biggest crowds are found here in April, May and June.

*Flight schedules are subject to change.

Trending flights to Granite County

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Apr 18 - Sat, Apr 25
SEA
Seattle
MSO
Missoula
$157 Roundtrip, found 1 hour ago
$157
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sat, Apr 18 from Seattle to Missoula, returning Sat, Apr 25, priced at $157 found 1 hour ago
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