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$205+ Cheap flights from Knoxville to Billings (TYS - BIL)

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 5/26. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BIL
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(United Airlines)

One-way from

$205
(Mytrip)

Popular in

June

Cheapest in

January

Average price

$514
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
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One-way flight from Knoxville McGhee Tyson to Billings Logan Intl
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Highest demand for flights based on searches. 11% potential increase in price ($72 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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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 April 3, 2025.

This United Airlines deal was found by Cheapflights users on 4/1. 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.
Thu 8/284:25 pmTYS - BIL
1 stop8h 14mUnited Airlines
Tue 9/212:00 pmBIL - TYS
1 stop8h 42mUnited Airlines
Deal found 4/1$349
This Delta deal was found by Cheapflights users on 4/1. 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 4/1712:55 pmTYS - BIL
2 stops13h 18mDelta
Mon 4/216:26 pmBIL - TYS
2 stops12h 55mDelta
Deal found 4/1$359
This Mytrip deal was found by Cheapflights users on 4/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/241:55 pmTYS - BIL
1 stop21h 29mAllegiant Air
Mon 4/2810:00 amBIL - TYS
1 stop9h 59mAllegiant Air
Deal found 4/2$514
This American Airlines deal was found by Cheapflights users on 4/1. 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 4/173:09 pmTYS - BIL
1 stop8h 19mAmerican Airlines
Mon 4/212:02 pmBIL - TYS
1 stop7h 53mAmerican Airlines
Deal found 4/1$521
This Mytrip deal was found by Cheapflights users on 4/1. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/173:52 pmTYS - BIL
2 stops24h 08mMultiple Airlines
Mon 4/2110:00 amBIL - TYS
1 stop9h 59mMultiple Airlines
Deal found 4/1$530

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 April 3, 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

Thu 4/17

12:55 pm-12:13 am

2 stops13h 18m

Billings Logan Intl

Mon 4/21

6:26 pm-9:21 am

2 stops12h 55m

$359

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 4/24

4:31 pm-10:44 pm

1 stop8h 13m

Billings Logan Intl

Mon 4/28

5:00 am-5:01 pm

2 stops10h 01m

$497

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 4/24

1:55 pm-9:24 am

1 stop21h 29m

Billings Logan Intl

Mon 4/28

10:00 am-9:59 pm

1 stop9h 59m

$514

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 4/17

3:09 pm-9:28 pm

1 stop8h 19m

Billings Logan Intl

Mon 4/21

2:02 pm-11:55 pm

1 stop7h 53m

$521

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Thu 4/17

3:52 pm-2:00 pm

2 stops24h 08m

Billings Logan Intl

Mon 4/21

10:00 am-9:59 pm

1 stop9h 59m

$530

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Mon 5/26

5:37 pm-10:50 am

2 stops19h 13m

$205

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Sun 5/25

7:00 am-1:28 pm

1 stop8h 28m

$311

KnoxvilleBillings

TYS - BIL

TYSBIL

Knoxville McGhee Tyson

Sun 5/25

9:30 am-9:36 pm

3 stops38h 06m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/31

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 April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Billings flight deals on Cheapflights vs. FlightHub >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 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-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, February is the cheapest month in which you can book a flight from Knoxville to Billings (average of $396). Flying from Knoxville to Billings in June is currently the most expensive (average of $581). 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.

Rainfall in Billings by month

Plan your trip to Billings by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Billings ranges from 0.5 - 2.2 inches per month. May is typically the wettest month, when rainfall can reach 2.2 in. January is typically the driest time to visit Billings when rainfall is around 0.5 in.

Temperature in Billings by month

Plan your trip to Billings by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Billings, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.6 F).

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 April 3, 2025.
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,897 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,619 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Allegiant Air
7.3
Good
731 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,897 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    According to our current data, United Airlines ($349), Delta ($359), and Allegiant Air ($514) offers the cheapest pricing from Knoxville to Billings. You may be able to fly from Knoxville to Billings for 39% 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, February is the cheapest month in which you can book a flight from Knoxville to Billings (average of $396). Flying from Knoxville to Billings in June is currently the most expensive (average of $581). 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.

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Top 3 airlines flying from Knoxville to Billings

Discover the top 3 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$261Average$546FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$293Average$529FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$353Average$662FlexibilityNo cancel feeOn-time71%

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