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$381+ Cheap flights from Missoula to Knoxville (MSO - TYS)

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 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
MSO — TYS
Aug 8 — Aug 151
Sat 8/8
Sat 8/15
1 adult, Economy
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Cheap flight deals from Missoula to Knoxville

Cheapest flights from Missoula to Knoxville
Explore the most affordable flight options available from Missoula to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 9, 2026.

This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:24 am
MSO
-
TYS
1 stop25h 33m
Allegiant Air
Sat 8/15:59 pm
TYS
-
MSO
2 stops17h 35m
Allegiant Air
Deal found 7/7$539
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Tue 11/32:27 pm
MSO
-
TYS
1 stop6h 11m
United Airlines
Wed 11/49:00 am
TYS
-
MSO
1 stop6h 32m
United Airlines
Deal found 7/8$583
This United Airlines deal was found by Cheapflights users on 7/7. 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 12/52:27 pm
MSO
-
TYS
1 stop5h 53m
United Airlines
Tue 12/810:16 am
TYS
-
MSO
2 stops13h 10m
United Airlines
Deal found 7/7$594
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:24 am
MSO
-
TYS
1 stop25h 33m
Multiple Airlines
Sun 8/27:00 am
TYS
-
MSO
2 stops32h 06m
Multiple Airlines
Deal found 7/7$648
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:24 am
MSO
-
TYS
1 stop25h 33m
Multiple Airlines
Fri 7/3112:40 pm
TYS
-
MSO
2 stops22h 59m
Multiple Airlines
Deal found 7/7$658
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/2310:24 am
MSO
-
TYS
1 stop25h 33m
Multiple Airlines
Mon 7/277:20 pm
TYS
-
MSO
2 stops40h 19m
Multiple Airlines
Deal found 7/7$674
This Kiwi.com deal was found by Cheapflights users on 7/7. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2610:24 am
MSO
-
TYS
1 stop25h 33m
Allegiant Air
Sat 8/15:59 pm
TYS
-
MSO
2 stops17h 35m
Allegiant Air
Deal found 7/7$677

Find flight deals from Missoula to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Missoula (MSO) to Knoxville (TYS). 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 July 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$539
(Kiwi.com)

One-way from

$381
(United Airlines)

Popular in

July

Cheapest in

September

Average price

$960
Provider with most accurate pricing for Missoula Johnson-Bell Field-Knoxville McGhee Tyson flight deals.
Search Deals
Provider most trusted by Cheapflights users for Missoula Johnson-Bell Field-Knoxville McGhee Tyson flights.
Search Deals
From Missoula Johnson-Bell Field to Knoxville McGhee Tyson
Search Deals
One-way flight from Missoula Johnson-Bell Field to Knoxville McGhee Tyson
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($143 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($33 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missoula to Knoxville 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 July 9, 2026.
Use the filters below to find and compare flights from Missoula to Knoxville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

MissoulaKnoxville

MSO - TYS

MSOTYS

Missoula Johnson-Bell Field

Tue 11/3

2:27 pm-10:38 pm

1 stop6h 11m

Knoxville McGhee Tyson

Wed 11/4

9:00 am-1:32 pm

1 stop6h 32m

$583

MissoulaKnoxville

MSO - TYS

MSOTYS

Missoula Johnson-Bell Field

Sat 12/5

2:27 pm-10:20 pm

1 stop5h 53m

Knoxville McGhee Tyson

Tue 12/8

10:16 am-9:26 pm

2 stops13h 10m

$594
Cheapest one-way

MissoulaKnoxville

MSO - TYS

MSOTYS

Missoula Johnson-Bell Field

Sat 7/18

7:15 am-11:12 pm

2 stops13h 57m

$381

MissoulaKnoxville

MSO - TYS

MSOTYS

Missoula Johnson-Bell Field

Sat 7/18

7:59 pm-11:05 am

2 stops13h 06m

$404

MissoulaKnoxville

MSO - TYS

MSOTYS

Missoula Johnson-Bell Field

Mon 8/3

1:51 pm-7:24 pm

3 stops51h 33m

$467
Quickest one-way

MissoulaKnoxville

MSO - TYS

MSOTYS

Missoula Johnson-Bell Field

Sat 7/18

2:09 pm-11:51 pm

1 stop7h 42m

$576

MissoulaKnoxville

MSO - TYS

MSOTYS

Missoula Johnson-Bell Field

Thu 9/24

12:45 pm-10:43 pm

1 stop7h 58m

$692

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Sorted by cheapest first

Compare providers for flights from Missoula to Knoxville

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 Missoula to Knoxville in July.
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 Missoula-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Missoula-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Missoula-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Missoula-Knoxville 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 Missoula-Knoxville 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 Missoula to Knoxville

Have a flexible travel schedule? Discover the best time to fly to Knoxville from Missoula 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 Knoxville

Get insights into the airlines that provide service to Knoxville. 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 Knoxville. Reviews last updated July 9, 2026.
Read through reviews of airlines operating flights from Missoula to Knoxville, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,955 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this
United Airlines
7.4
Good
9,955 reviews
United Airlines
7.4
Good
9,955 reviews

Overall

7.4

Boarding

7.7

Entertainment

7.1

Food

6.7

Crew

8.1

Comfort

7.3

Reviews

1 / 20
6.0
Good

ROHIT,Jun 2026

IND - EWR

It should not be delayed by 2 hours. I missed the important event due to this

Related info for your journey

Find useful and relevant information for your journey from Missoula to Knoxville. 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 Missoula to Knoxville?

    Airlines like United Airlines fly from Missoula to Knoxville in about 6h 11m. The time it takes to get you to your destination can typically vary by up to . There are 1724 mi between Missoula and Knoxville.

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

    Currently priced at $380, United Airlines will fly you from Missoula to Knoxville and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. This flight start at 40% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Missoula to Knoxville 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

Traveling to a place near Knoxville?

Book flights to Knoxville if you plan to visit one of these locations
Cherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa

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Top airline flying from Missoula to Knoxville

Discover the top airline that operate flights from Missoula to Knoxville. 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 July 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$380Average$584FlexibilityNo cancel feeOn-time69%

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