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Cheap flights from Knoxville to Montana from $155

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Knoxville to Montana departing on 1/18. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Knoxville to Montana

Cheap round-trip flights

American Airlines Logo
2:21 pm - 9:21 pmTYS-BIL
9h 00m1 stop
American Airlines Logo
2:00 pm - 12:08 amBIL-TYS
8h 08m1 stop
$269American Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
American Airlines Logo
5:00 am - 1:23 pmTYS-BIL
10h 23m2 stops
American Airlines Logo
2:00 pm - 12:08 amBIL-TYS
8h 08m1 stop
$274American Airlines
Find Deal
Fri, Oct 31 - Sat, Nov 8
Delta Logo
8:45 am - 5:30 pmTYS-GTF
10h 45m2 stops
Delta Logo
6:10 pm - 9:37 amGTF-TYS
13h 27m2 stops
$289Delta
Find Deal
Sat, Nov 15 - Tue, Nov 18
United Airlines Logo
4:40 pm - 9:11 pmTYS-GTF
6h 31m1 stop
United Airlines Logo
2:31 pm - 10:28 pmGTF-TYS
5h 57m1 stop
$303United Airlines
Find Deal
Fri, Oct 17 - Tue, Oct 21
American Airlines Logo
5:10 am - 1:02 pmTYS-BZN
9h 52m1 stop
American Airlines Logo
1:52 pm - 12:08 amBZN-TYS
8h 16m1 stop
$309American Airlines
Find Deal
Fri, Nov 14 - Mon, Nov 17
Delta Logo
8:35 am - 1:25 pmTYS-BZN
6h 50m1 stop
Delta Logo
2:16 pm - 11:41 pmBZN-TYS
7h 25m2 stops
$314Delta
Find Deal
Fri, Nov 14 - Mon, Nov 17
United Airlines Logo
4:40 pm - 9:11 pmTYS-GTF
6h 31m1 stop
United Airlines Logo
2:31 pm - 10:28 pmGTF-TYS
5h 57m1 stop
$328United Airlines
Find Deal
Thu, Oct 16 - Tue, Oct 21
Alaska Airlines Logo
12:34 pm - 1:02 pmTYS-BZN
26h 28m2 stops
Alaska Airlines Logo
7:34 pm - 11:45 amBZN-TYS
14h 11m2 stops
$461Alaska Airlines
Find Deal
Fri, Oct 17 - Fri, Oct 24
Alaska Airlines Logo
11:03 am - 1:09 pmTYS-MSO
28h 06m3 stops
Alaska Airlines Logo
5:45 am - 9:49 pmMSO-TYS
14h 04m2 stops
$558Alaska Airlines
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Sat, Jan 10 - Sun, Jan 18
Southwest Logo
7:50 am - 6:30 pmTYS-BZN
12h 40m2 stops
Southwest Logo
5:15 am - 4:10 pmBZN-TYS
8h 55m2 stops
$619Southwest
Find Deal
Mon, Mar 9 - Sat, Mar 14

United Airlines flights from Knoxville to Montana

Our best United Airlines deals on Knoxville to Montana flight tickets
United Airlines
Oct 17
TYS4:40 pmKnoxville McGhee Tyson
6h 31m
1 stop
GTF9:11 pmGreat Falls
Oct 21
GTF2:31 pmGreat Falls
5h 57m
1 stop
TYS10:28 pmKnoxville McGhee Tyson
$303
Find similar
United Airlines
Oct 16
TYS4:40 pmKnoxville McGhee Tyson
6h 31m
1 stop
GTF9:11 pmGreat Falls
Oct 21
GTF2:31 pmGreat Falls
5h 57m
1 stop
TYS10:28 pmKnoxville McGhee Tyson
$328
Find similar
United Airlines
Oct 16
TYS7:00 amKnoxville McGhee Tyson
8h 26m
2 stops
GTF1:26 pmGreat Falls
Oct 21
GTF2:31 pmGreat Falls
5h 57m
1 stop
TYS10:28 pmKnoxville McGhee Tyson
$349
Find similar

Alaska Airlines flights from Knoxville to Montana

Our best Alaska Airlines deals on Knoxville to Montana flight tickets
Alaska Airlines
Oct 17
TYS12:34 pmKnoxville McGhee Tyson
26h 28m
2 stops
BZN1:02 pmBozeman Gallatin Field
Oct 24
BZN7:34 pmBozeman Gallatin Field
14h 11m
2 stops
TYS11:45 amKnoxville McGhee Tyson
$461
Find similar
Alaska Airlines
Jan 10
TYS11:03 amKnoxville McGhee Tyson
28h 06m
3 stops
MSO1:09 pmMissoula Johnson-Bell Field
Jan 18
MSO5:45 amMissoula Johnson-Bell Field
14h 04m
2 stops
TYS9:49 pmKnoxville McGhee Tyson
$558
Find similar
Alaska Airlines
Oct 16
TYS2:13 pmKnoxville McGhee Tyson
25h 57m
2 stops
BZN2:10 pmBozeman Gallatin Field
Oct 19
BZN7:34 pmBozeman Gallatin Field
13h 16m
2 stops
TYS10:50 amKnoxville McGhee Tyson
$615
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Knoxville to Montana 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, momondo users made 832,500 searches. Data last updated September 24, 2025.
Use the filters below to find and compare flights from Knoxville to Montana that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Fri 10/31

2:21 pm-9:21 pm

1 stop9h 00m

Billings Logan Intl

Sat 11/8

2:00 pm-12:08 am

1 stop8h 08m

$269

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Fri 10/31

5:00 am-1:23 pm

2 stops10h 23m

Billings Logan Intl

Sat 11/8

2:00 pm-12:08 am

1 stop8h 08m

$274

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Sat 11/15

8:45 am-5:30 pm

2 stops10h 45m

Great Falls

Tue 11/18

6:10 pm-9:37 am

2 stops13h 27m

$289

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Fri 10/17

4:40 pm-9:11 pm

1 stop6h 31m

Great Falls

Tue 10/21

2:31 pm-10:28 pm

1 stop5h 57m

$303

KnoxvilleBozeman

TYS - BZN

TYSBZN

Knoxville McGhee Tyson

Fri 11/14

5:10 am-1:02 pm

1 stop9h 52m

Bozeman Gallatin Field

Mon 11/17

1:52 pm-12:08 am

1 stop8h 16m

$309

KnoxvilleBozeman

TYS - BZN

TYSBZN

Knoxville McGhee Tyson

Fri 11/14

8:35 am-1:25 pm

1 stop6h 50m

Bozeman Gallatin Field

Mon 11/17

2:16 pm-11:41 pm

2 stops7h 25m

$314

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Thu 10/16

4:40 pm-9:11 pm

1 stop6h 31m

Great Falls

Tue 10/21

2:31 pm-10:28 pm

1 stop5h 57m

$328

KnoxvilleBozeman

TYS - BZN

TYSBZN

Knoxville McGhee Tyson

Fri 10/17

12:34 pm-1:02 pm

2 stops26h 28m

Bozeman Gallatin Field

Fri 10/24

7:34 pm-11:45 am

2 stops14h 11m

$461

KnoxvilleMissoula

TYS - MSO

TYSMSO

Knoxville McGhee Tyson

Sat 1/10

11:03 am-1:09 pm

3 stops28h 06m

Missoula Johnson-Bell Field

Sun 1/18

5:45 am-9:49 pm

2 stops14h 04m

$558

KnoxvilleBozeman

TYS - BZN

TYSBZN

Knoxville McGhee Tyson

Mon 3/9

7:50 am-6:30 pm

2 stops12h 40m

Bozeman Gallatin Field

Sat 3/14

5:15 am-4:10 pm

2 stops8h 55m

$619

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Montana from

How to get the cheapest flight ticket from Knoxville to Montana

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Montana?

The cheapest month to fly to Montana from Knoxville is in September. Flight prices, which tend to average around $436, are often lower during this time because this is during the off-season. The month of January is another great option to travel to Montana, with average flight prices from Knoxville averaging around $438.

What is the cheapest day to depart on your flight to Montana?

Our data shows that Wednesday is the least expensive day to fly to Montana. Tickets to fly out on this day can be as low as $530. The most expensive day to fly to Montana is Sunday, with ticket prices averaging around $774.

What is the cheapest time of day to depart on your flight to Montana?

The cheapest time of day to fly to Montana is at noon when flights can be purchased for as low as $481. In the afternoon is when there is more demand to fly to Montana, so prices are often more expensive at around $657 per ticket.

How far in advance should I book a flight to Montana?

You are more likely to see cheaper flights to Montana from Knoxville when booking weeks ahead of your departure date. In general, you can expect to find flights to Montana for around $522 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Montana from Knoxville for as low as $406 on momondo.

Can stopping save me money on Knoxville to Montana flights?

You could potentially save up to 47% on your flight if you consider stops on a Knoxville to Montana flight.

Cheap Knoxville to Montana flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Knoxville to Montana

Direct flights

None
There are no direct flights from Knoxville to Montana. There are no popular flight routes from Knoxville to Montana.
Search flight deals

  • When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Montana?

    Prices for flights from Knoxville McGhee Tyson Airport to Montana were last updated today.

  • How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Montana?

  • How old do you have to be to fly from Knoxville McGhee Tyson Airport to Montana?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Knoxville McGhee Tyson Airport to Montana.

  • What documentation or ID do you need to fly to Montana?

    The travel and health documents required for your trip to Montana can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Montana. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Knoxville to Montana

Compare and see reviews for airlines that fly from Knoxville to Montana with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $293Free CancellationRating
7.4
8,928 reviews
Search United Airlines flights
DeltaPriceFrom $294Free CancellationRating
7.9
7,973 reviews
Search Delta flights
American AirlinesPriceFrom $323Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Knoxville to Montana?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Knoxville to Montana for you.

Can I find flights from Knoxville to Montana with flexible booking policies on momondo?

Yes. All flights to Montana from Knoxville on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Knoxville to Montana?

momondo helps you find the best flight between Knoxville and Montana by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Knoxville to Montana right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Montana, momondo offers a useful price alert feature which will track prices for flights to Montana from Knoxville and alert you when they change.

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