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$197+ Cheap flights from Billings to Knoxville (BIL - 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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
BIL — TYS
Apr 16 — Apr 231
Wed 4/16
Wed 4/23
1 adult, Economy
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Cheap flight deals from Billings to Knoxville

Discover tips and strategies to find the most affordable flight options for your journey from Billings (BIL) 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 April 11, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$319
(American Airlines)

One-way from

$197
(Delta)

Popular in

March

Cheapest in

January

Average price

$598
Provider with most accurate pricing for Billings Logan Intl-Knoxville McGhee Tyson flight deals.
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Provider most trusted by Cheapflights users for Billings Logan Intl-Knoxville McGhee Tyson flights.
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From Billings Logan Intl to Knoxville McGhee Tyson
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One-way flight from Billings Logan Intl to Knoxville McGhee Tyson
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Highest demand for flights based on searches. 10% potential increase in price ($68 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($36 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 Billings to Knoxville

Cheapest flights from Billings to Knoxville
Explore the most affordable flight options available from Billings to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 11, 2025.

This American Airlines deal was found by Cheapflights users on 4/10. 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 4/262:02 pmBIL - TYS
1 stop7h 53mAmerican Airlines
Tue 4/293:09 pmTYS - BIL
1 stop8h 19mAmerican Airlines
Deal found 4/10$319
This Delta deal was found by Cheapflights users on 4/10. 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.
Sat 4/266:21 amBIL - TYS
2 stops9h 18mDelta
Tue 4/295:00 pmTYS - BIL
2 stops9h 13mDelta
Deal found 4/10$329
This United Airlines deal was found by Cheapflights users on 4/10. 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.
Sun 5/117:00 amBIL - TYS
1 stop5h 59mUnited Airlines
Sat 5/174:14 pmTYS - BIL
1 stop6h 44mUnited Airlines
Deal found 4/10$529
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Mon 4/2110:00 amBIL - TYS
1 stop9h 59mAllegiant Air
Thu 5/11:55 pmTYS - BIL
1 stop21h 29mAllegiant Air
Deal found 4/10$580
This Mytrip deal was found by Cheapflights users on 4/10. 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.
Mon 4/2110:00 amBIL - TYS
1 stop9h 59mMultiple Airlines
Thu 5/11:43 pmTYS - BIL
2 stops26h 17mMultiple Airlines
Deal found 4/10$596

Cheapflights Fare Finder

Customize your flight search to find flights from Billings 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 April 11, 2025.
Use the filters below to find and compare flights from Billings to Knoxville that are best for you.

Fly from

Billings

Fly to

Knoxville

Route

Depart

Return

Price

BillingsKnoxville

BIL - TYS

BILTYS

Billings Logan Intl

Sat 4/26

2:02 pm-11:55 pm

1 stop7h 53m

Knoxville McGhee Tyson

Tue 4/29

3:09 pm-9:28 pm

1 stop8h 19m

$319

BillingsKnoxville

BIL - TYS

BILTYS

Billings Logan Intl

Sat 4/26

6:21 am-5:39 pm

2 stops9h 18m

Knoxville McGhee Tyson

Tue 4/29

5:00 pm-12:13 am

2 stops9h 13m

$329

BillingsKnoxville

BIL - TYS

BILTYS

Billings Logan Intl

Thu 4/24

10:50 am-11:59 pm

2 stops11h 09m

Knoxville McGhee Tyson

Mon 4/28

4:20 pm-8:58 pm

1 stop6h 38m

$486

BillingsKnoxville

BIL - TYS

BILTYS

Billings Logan Intl

Fri 9/12

9:58 am-3:41 pm

2 stops27h 43m

Knoxville McGhee Tyson

Mon 9/15

8:30 am-7:50 pm

1 stop13h 20m

$597

BillingsKnoxville

BIL - TYS

BILTYS

Billings Logan Intl

Mon 8/4

5:59 pm-9:13 am

2 stops13h 14m

$197

BillingsKnoxville

BIL - TYS

BILTYS

Billings Logan Intl

Thu 7/31

12:50 pm-10:35 pm

1 stop7h 45m

$232

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/10

Compare providers for flights from Billings 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 Billings to Knoxville in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust 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 Billings-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Billings-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Billings-Knoxville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Billings-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 Billings-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 Billings to Knoxville

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

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

Currently, January is the cheapest month in which you can book a flight from Billings to Knoxville (average of $296). Flying from Billings to Knoxville in March is currently the most expensive (average of $376). 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 Knoxville by month

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

In terms of precipitation, rainfall in Knoxville ranges from 2.7 - 4.8 inches per month. March is typically the wettest month, when rainfall can reach 4.8 in. October is typically the driest time to visit Knoxville when rainfall is around 2.7 in.

Temperature in Knoxville by month

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

If weather is an important factor for your trip to Knoxville, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 April 11, 2025.
Read reviews from past customers who have flown Delta, United Airlines and American Airlines from Billings to Knoxville. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,910 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
7,910 reviews
Delta
8.0
Very good
7,910 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
8,636 reviews
Delta
8.0
Very good
7,910 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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
7,910 reviews

Food

7.3

Boarding

8.2

Overall

8.0

Comfort

7.9

Crew

8.5

Entertainment

7.9

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 Billings to Knoxville. 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 Billings to Knoxville round-trip?

    Our cheapest airline available from Billings to Knoxville is American Airlines. Our recent data shows that you can find tickets from as low as $319 on this airline. Additional options worth looking into are Delta and United Airlines, starting at $329 and $486 round-trip. These flights start at 47% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Billings 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.

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

    Currently, January is the cheapest month in which you can book a flight from Billings to Knoxville (average of $296). Flying from Billings to Knoxville in March is currently the most expensive (average of $376). 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

Traveling to a place near Billings?

Book flights to Billings if you plan to visit one of these locations
Morristown
Cherokee
Corbin
Maryville
Oak Ridge
Alcoa
Murphy

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Top 2 airlines flying from Billings to Knoxville

Discover the top 2 airlines that operate flights from Billings 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 April 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$613FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$326Average$508FlexibilityNo cancel feeOn-time69%

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