How do I get Price Alerts for flights from Knoxville to Great Falls?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Knoxville from Great Falls . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Knoxville to Great Falls with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Great Falls Airport?

Prices for flights from Knoxville McGhee Tyson Airport to Great Falls Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Great Falls Airport?

As of July 2026, there is 1 operator available to choose from for flights from Knoxville McGhee Tyson Airport to Great Falls Airport.

How old do you have to be to fly from Knoxville McGhee Tyson Airport to Great Falls Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The travel and health documents required for your trip to Great Falls Airport 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 Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$338 Cheap Flights from Knoxville to Great Falls in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Knoxville to Great Falls

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

4:50 pm - 9:12 pm

TYS

GTF

6h 22m

1 stop

2:25 pm - 10:29 pm

GTF

TYS

6h 04m

1 stop

$338United Airlines

Fri, Aug 21 - Sun, Aug 23

12:06 pm - 10:44 pm

TYS

GTF

12h 38m

2 stops

5:40 am - 4:27 pm

GTF

TYS

8h 47m

2 stops

$349Delta

Tue, Oct 27 - Tue, Nov 3

9:45 am - 9:47 pm

TYS

GTF

14h 02m

2 stops

2:39 pm - 10:38 pm

GTF

TYS

5h 59m

1 stop

$423United Airlines

Tue, Oct 27 - Tue, Nov 3

5:01 pm - 9:47 pm

TYS

GTF

6h 46m

1 stop

2:39 pm - 10:38 pm

GTF

TYS

5h 59m

1 stop

$438United Airlines

Wed, Nov 11 - Sat, Nov 14

10:48 am - 9:47 pm

TYS

GTF

12h 59m

2 stops

2:39 pm - 10:38 pm

GTF

TYS

5h 59m

1 stop

$444United Airlines

Wed, Nov 11 - Sat, Nov 14

9:45 am - 9:47 pm

TYS

GTF

14h 02m

2 stops

6:30 am - 7:36 pm

GTF

TYS

11h 06m

2 stops

$449United Airlines

Wed, Nov 11 - Sat, Nov 14

9:45 am - 9:47 pm

TYS

GTF

14h 02m

2 stops

6:30 am - 7:36 pm

GTF

TYS

11h 06m

2 stops

$484United Airlines

Wed, Nov 11 - Sat, Nov 14

9:45 am - 9:12 pm

TYS

GTF

13h 27m

2 stops

2:25 pm - 10:29 pm

GTF

TYS

6h 04m

1 stop

$510United Airlines

Fri, Aug 21 - Sun, Aug 23

4:56 pm - 9:34 pm

TYS

GTF

6h 38m

1 stop

6:15 am - 10:19 pm

GTF

TYS

14h 04m

1 stop

$691United Airlines

Thu, Aug 6 - Sun, Aug 9

9:45 am - 9:12 pm

TYS

GTF

13h 27m

2 stops

6:15 am - 9:45 pm

GTF

TYS

13h 30m

2 stops

$704United Airlines

Fri, Aug 21 - Sun, Aug 23

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United Airlines flights from Knoxville to Great Falls

Our best United Airlines deals on Knoxville to Great Falls flight tickets

United Airlines

Aug 21

TYS4:50 pmKnoxville McGhee Tyson

6h 22m

1 stop

GTF9:12 pmGreat Falls

Aug 23

GTF2:25 pmGreat Falls

6h 04m

1 stop

TYS10:29 pmKnoxville McGhee Tyson

$338

United Airlines

Oct 27

TYS9:45 amKnoxville McGhee Tyson

14h 02m

2 stops

GTF9:47 pmGreat Falls

Nov 3

GTF2:39 pmGreat Falls

5h 59m

1 stop

TYS10:38 pmKnoxville McGhee Tyson

$423

United Airlines

Nov 11

TYS5:01 pmKnoxville McGhee Tyson

6h 46m

1 stop

GTF9:47 pmGreat Falls

Nov 14

GTF2:39 pmGreat Falls

5h 59m

1 stop

TYS10:38 pmKnoxville McGhee Tyson

$438

Delta flights from Knoxville to Great Falls

Our best Delta deals on Knoxville to Great Falls flight tickets

Delta

Oct 27

TYS12:06 pmKnoxville McGhee Tyson

12h 38m

2 stops

GTF10:44 pmGreat Falls

Nov 3

GTF5:40 amGreat Falls

8h 47m

2 stops

TYS4:27 pmKnoxville McGhee Tyson

$349

Delta

Jul 14

TYS5:40 amKnoxville McGhee Tyson

8h 57m

2 stops

GTF12:37 pmGreat Falls

Aug 13

GTF6:18 pmGreat Falls

13h 18m

2 stops

TYS9:36 amKnoxville McGhee Tyson

$429

Delta

Jul 14

TYS5:40 amKnoxville McGhee Tyson

8h 57m

2 stops

GTF12:37 pmGreat Falls

Aug 14

GTF6:18 pmGreat Falls

13h 15m

2 stops

TYS9:33 amKnoxville McGhee Tyson

$464

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Fri 8/21

4:50 pm-9:12 pm

1 stop6h 22m

Great Falls

Sun 8/23

2:25 pm-10:29 pm

1 stop6h 04m

$338

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Tue 10/27

12:06 pm-10:44 pm

2 stops12h 38m

Great Falls

Tue 11/3

5:40 am-4:27 pm

2 stops8h 47m

$349

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Tue 10/27

9:45 am-9:47 pm

2 stops14h 02m

Great Falls

Tue 11/3

2:39 pm-10:38 pm

1 stop5h 59m

$423

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Wed 11/11

5:01 pm-9:47 pm

1 stop6h 46m

Great Falls

Sat 11/14

2:39 pm-10:38 pm

1 stop5h 59m

$438

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Wed 11/11

10:48 am-9:47 pm

2 stops12h 59m

Great Falls

Sat 11/14

2:39 pm-10:38 pm

1 stop5h 59m

$444

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Wed 11/11

9:45 am-9:47 pm

2 stops14h 02m

Great Falls

Sat 11/14

6:30 am-7:36 pm

2 stops11h 06m

$449

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Wed 11/11

9:45 am-9:47 pm

2 stops14h 02m

Great Falls

Sat 11/14

6:30 am-7:36 pm

2 stops11h 06m

$484

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Fri 8/21

9:45 am-9:12 pm

2 stops13h 27m

Great Falls

Sun 8/23

2:25 pm-10:29 pm

1 stop6h 04m

$510

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Thu 8/6

4:56 pm-9:34 pm

1 stop6h 38m

Great Falls

Sun 8/9

6:15 am-10:19 pm

1 stop14h 04m

$691

KnoxvilleGreat Falls

TYS - GTF

TYSGTF

Knoxville McGhee Tyson

Fri 8/21

9:45 am-9:12 pm

2 stops13h 27m

Great Falls

Sun 8/23

6:15 am-9:45 pm

2 stops13h 30m

$704

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Knoxville to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Knoxville to Great Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Knoxville to Great Falls (TYS to GTF) flight deals and tips

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

Fastest flight time	6h 38m
Direct flights	None

The fastest flight from Knoxville to Great Falls takes 6h 38m

There are no direct flights from Knoxville to Great Falls. There are no popular flight routes from Knoxville to Great Falls.

Search flight deals

Frequently asked questions about flying from Knoxville to Great Falls

How far is Knoxville McGhee Tyson to Great Falls by plane?
Knoxville McGhee Tyson and Great Falls are 1607.9 mi apart from one another. In terms of flight time, this usually takes a little over 6h 38m.
When did momondo last update prices for flights from Knoxville McGhee Tyson Airport to Great Falls Airport?
Prices for flights from Knoxville McGhee Tyson Airport to Great Falls Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Knoxville McGhee Tyson Airport to Great Falls Airport?
As of July 2026, there is 1 operator available to choose from for flights from Knoxville McGhee Tyson Airport to Great Falls Airport.
How old do you have to be to fly from Knoxville McGhee Tyson Airport to Great Falls Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Knoxville McGhee Tyson Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents required for your trip to Great Falls Airport 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 Great Falls Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Knoxville to Great Falls?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Knoxville to Great Falls is United Airlines (100% of total bookings).

Best airlines flying from Knoxville to Great Falls

Compare and see reviews for airlines that fly from Knoxville to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $298	Free Cancellation	Rating 7.4 9,948 reviews		Search United Airlines flights

Frequently asked questions about flying from Knoxville to Great Falls

How do I get Price Alerts for flights from Knoxville to Great Falls?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Knoxville from Great Falls. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Knoxville to Great Falls with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Shelby

Why use momondo?

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

Finding the right flight to Great Falls from Knoxville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Great Falls quick and easy, saving you time and money.

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

Flights from Knoxville to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Knoxville to Great Falls?

momondo provides multiple filters to help you find the best flight to Great Falls from Knoxville. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Knoxville to Great Falls flights. All you need is a valid email address and we will do the rest; it is that quick and easy.