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Billings

$279+ Cheap flights from Knoxville to Billings (TYS - BIL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BIL
Nov 27 — Dec 41
Thu 11/27
Thu 12/4
1 adult, Economy
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Find flight deals from Knoxville to Billings

Cheapest flights from Knoxville to Billings
Explore the most affordable flight options available from Knoxville to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 28, 2025.

This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/43:57 pmTYS - BIL
2 stops10h 26mDelta
Mon 12/86:22 pmBIL - TYS
2 stops13h 16mDelta
Deal found 10/27$279
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Fri 11/144:27 pmTYS - BIL
1 stop6h 51mAmerican Airlines
Mon 11/176:00 amBIL - TYS
1 stop7h 35mAmerican Airlines
Deal found 10/26$294
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/145:34 pmTYS - BIL
1 stop7h 51mDelta
Mon 11/175:18 amBIL - TYS
2 stops11h 44mDelta
Deal found 10/27$299
This American Airlines deal was found by Cheapflights users on 10/25. 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.
Wed 12/104:22 pmTYS - BIL
1 stop6h 56mAmerican Airlines
Sat 12/131:58 pmBIL - TYS
1 stop8h 01mAmerican Airlines
Deal found 10/25$324
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 12/44:22 pmTYS - BIL
1 stop6h 53mAmerican Airlines
Tue 12/91:58 pmBIL - TYS
1 stop8h 01mAmerican Airlines
Deal found 10/27$349
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Sat 12/65:05 amTYS - BIL
2 stops10h 23mAmerican Airlines
Tue 12/91:58 pmBIL - TYS
1 stop8h 01mAmerican Airlines
Deal found 10/27$354
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/205:34 pmTYS - BIL
1 stop7h 50mDelta
Thu 11/276:25 amBIL - TYS
2 stops10h 29mDelta
Deal found 10/27$355
This Delta deal was found by Cheapflights users on 10/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1012:50 pmTYS - BIL
2 stops13h 33mDelta
Sat 12/135:14 amBIL - TYS
2 stops11h 49mDelta
Deal found 10/27$364

Cheap flight deals from Knoxville to Billings

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Billings (BIL). 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 October 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(Delta)

Popular in

June

Cheapest in

April

Average price

$425
Provider with most accurate pricing for Knoxville McGhee Tyson-Billings Logan Intl flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Billings Logan Intl flights.
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From Knoxville McGhee Tyson to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($69 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Knoxville to Billings 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 October 28, 2025.
Use the filters below to find and compare flights from Knoxville to Billings that are best for you.

Fly from

Knoxville

Fly to

Billings

Route

Depart

Return

Price

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Sat 12/6

3:50 pm-11:26 pm

2 stops9h 36m

Billings Logan Intl

Sun 12/7

5:14 am-8:00 pm

2 stops12h 46m

$279

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 12/4

3:57 pm-12:23 am

2 stops10h 26m

Billings Logan Intl

Mon 12/8

6:22 pm-9:38 am

2 stops13h 16m

$279

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 12/4

3:57 pm-12:23 am

2 stops10h 26m

Billings Logan Intl

Sun 12/7

5:14 am-8:00 pm

2 stops12h 46m

$279

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 12/4

3:57 pm-12:23 am

2 stops10h 26m

Billings Logan Intl

Sat 12/6

6:22 pm-9:38 am

2 stops13h 16m

$279

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 1/14

1:00 pm-10:33 pm

2 stops11h 33m

Billings Logan Intl

Tue 1/20

6:10 am-8:47 pm

2 stops12h 37m

$279

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Fri 12/5

12:50 pm-12:23 am

2 stops13h 33m

Billings Logan Intl

Sat 12/6

5:14 am-8:00 pm

2 stops12h 46m

$279

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Tue 1/13

11:10 am-9:23 pm

2 stops12h 13m

Billings Logan Intl

Sat 1/17

2:45 pm-10:31 pm

1 stop5h 46m

$299

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Fri 11/14

5:34 pm-11:25 pm

1 stop7h 51m

Billings Logan Intl

Mon 11/17

6:24 pm-9:37 am

2 stops13h 13m

$299

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Tue 1/13

1:00 pm-7:25 pm

2 stops8h 25m

Billings Logan Intl

Tue 1/20

6:10 am-8:47 pm

2 stops12h 37m

$304

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Wed 1/14

6:19 am-5:52 pm

2 stops13h 33m

Billings Logan Intl

Sat 1/17

11:47 am-11:09 pm

2 stops9h 22m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Compare providers for flights from Knoxville to Billings

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 Billings in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice 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-Billings flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-Billings flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Knoxville-Billings flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Billings flights, Cheapflights users trust eDreams the most. eDreams 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-Billings 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 Billings

Have a flexible travel schedule? Discover the best time to fly to Billings 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.

Cheapflights Insights

Everything you need to know about your flight from Knoxville to Billings

What is the cheapest month to book a flight from Knoxville to Billings?

Currently, April is the cheapest month in which you can book a flight from Knoxville to Billings (average of $268). Flying from Knoxville to Billings in December is currently the most expensive (average of $489). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Billings

Get insights into the airlines that provide service to Billings. 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 Billings. Reviews last updated October 28, 2025.
See what other customers who have flown with United Airlines and American Airlines from Knoxville to Billings have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,032 reviews
United Airlines
7.4
Good
9,001 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Food

6.6

Comfort

7.3

Overall

7.4

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

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

    There are many flights that can get you from Knoxville to Billings in 9h 36m. Fly via Delta to get the fastest option. There are 1449 mi between Knoxville and Billings.

  • What are the cheapest airlines flying from Knoxville to Billings round-trip?

    According to our current data, United Airlines ($286), and American Airlines ($323) offers the cheapest pricing from Knoxville to Billings. You may be able to fly from Knoxville to Billings for 41% less than the average price by searching for these airlines.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Knoxville to Billings?

    Currently, April is the cheapest month in which you can book a flight from Knoxville to Billings (average of $268). Flying from Knoxville to Billings in December is currently the most expensive (average of $489). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 2 airlines flying from Knoxville to Billings

Discover the top 2 airlines that operate flights from Knoxville to Billings. 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 October 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$286Average$438FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$323Average$438FlexibilityNo cancel feeOn-time71%

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