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Missoula

$283+ Cheap flights from Knoxville to Missoula (TYS - MSO)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — MSO
Sep 11 — Sep 181
Fri 9/11
Fri 9/18
1 adult, Economy
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Cheap flight deals from Knoxville to Missoula

Cheapest flights from Knoxville to Missoula
Explore the most affordable flight options available from Knoxville to Missoula. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 12, 2026.

This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:00 am -
1 stop6h 32m
Wed 10/286:15 am -
1 stop6h 45m
Deal found 8/10$459
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:00 pm -
2 stops10h 31m
Sun 8/306:15 am -
1 stop7h 39m
Deal found 8/11$501
This United Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:00 am -
1 stop6h 42m
Fri 8/282:40 pm -
1 stop5h 49m
Deal found 8/9$543
This American Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:00 am -
1 stop9h 18m
Thu 10/151:48 pm -
1 stop8h 11m
Deal found 8/9$561

Find flight deals from Knoxville to Missoula

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Missoula (MSO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$459
(United Airlines)

One-way from

$283
Provider with most accurate pricing for Knoxville McGhee Tyson-Missoula Johnson-Bell Field flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Missoula Johnson-Bell Field flights.
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From Knoxville McGhee Tyson to Missoula Johnson-Bell Field
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One-way flight from Knoxville McGhee Tyson to Missoula Johnson-Bell Field
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Missoula that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 12, 2026.
Use the filters below to find and compare flights from Knoxville to Missoula that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KnoxvilleMissoula

TYS Knoxville McGhee Tyson - MSO Missoula Johnson-Bell Field

TYSMSO

Knoxville McGhee Tyson

Sat 10/24

9:00 am-1:32 pm

1 stop6h 32m

Missoula Johnson-Bell Field

Wed 10/28

6:15 am-3:00 pm

1 stop6h 45m

$459

KnoxvilleMissoula

TYS Knoxville McGhee Tyson - MSO Missoula Johnson-Bell Field

TYSMSO

Knoxville McGhee Tyson

Mon 8/24

4:50 pm-9:31 pm

1 stop6h 41m

Missoula Johnson-Bell Field

Fri 8/28

7:15 am-8:53 pm

2 stops11h 38m

$548
Quickest round-trip

KnoxvilleMissoula

TYS Knoxville McGhee Tyson - MSO Missoula Johnson-Bell Field

TYSMSO

Knoxville McGhee Tyson

Wed 8/26

4:50 pm-9:31 pm

1 stop6h 41m

Missoula Johnson-Bell Field

Sun 8/30

2:40 pm-10:29 pm

1 stop5h 49m

$550
Cheapest one-way

KnoxvilleMissoula

TYS Knoxville McGhee Tyson - MSO Missoula Johnson-Bell Field

TYSMSO

Knoxville McGhee Tyson

Tue 9/15

4:50 pm-9:34 pm

1 stop6h 44m

$283
Quickest one-way

KnoxvilleMissoula

TYS Knoxville McGhee Tyson - MSO Missoula Johnson-Bell Field

TYSMSO

Knoxville McGhee Tyson

Wed 9/16

9:00 am-1:38 pm

1 stop6h 38m

$331

KnoxvilleMissoula

TYS Knoxville McGhee Tyson - MSO Missoula Johnson-Bell Field

TYSMSO

Knoxville McGhee Tyson

Mon 9/14

4:50 pm-9:34 pm

1 stop6h 44m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/12

Sorted by cheapest first

Compare providers for flights from Knoxville to Missoula

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Knoxville to Missoula in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Knoxville-Missoula flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Missoula flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Missoula flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Missoula flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Knoxville-Missoula flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Knoxville to Missoula

Have a flexible travel schedule? Discover the best time to fly to Missoula from Knoxville with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Missoula

Get insights into the airlines that provide service to Missoula. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Missoula. Reviews last updated August 12, 2026.
Read reviews from past customers who have flown United Airlines from Knoxville to Missoula. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
10,111 reviews

Food

6.7

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!
United Airlines
7.4
Good
10,111 reviews
United Airlines
7.4
Good
10,111 reviews

Food

6.7

Overall

7.4

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Reviews

1 / 20
4.0
Okay

Chris,Aug 2026

MIA - ORD

Had to go through TSA again, already purchased bottle drink. TSA would not let through, United changed gates last minute. This experience bad for everyone. Staff rude, not our fault. Staff from Chicago to Wichita excellent!

Related info for your journey

Find useful and relevant information for your journey from Knoxville to Missoula. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Knoxville to Missoula?

    Airlines like United Airlines fly from Knoxville to Missoula in about 6h 32m. The time it takes to get you to your destination can typically vary by up to . There are 1724 mi between Knoxville and Missoula.

  • What is the cheapest airline to fly from Knoxville to Missoula round-trip?

    United Airlines, at $364, was found to be the cheapest airline from Knoxville to Missoula..

  • Can I find deals for flights from Knoxville to Missoula that include hotel bookings?

    Yes. In addition to deals on Knoxville to Missoula flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Knoxville to Missoula?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Knoxville to Missoula.

  • Can I find deals for business class flights from Knoxville to Missoula?

    Yes. Cheapflights offers flight deals from Knoxville to Missoula by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Knoxville to Missoula

Discover the top airline that operate flights from Knoxville to Missoula. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$364Average$510FlexibilityNo cancel feeOn-time69%

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