HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bismarck

$257+ Cheap flights from Knoxville to Bismarck (TYS - BIS)

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 5/13. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BIS
Mar 13 — Mar 201
Thu 3/13
Thu 3/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Knoxville to Bismarck with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Knoxville to Bismarck

Discover tips and strategies to find the most affordable flight options for your journey from Knoxville (TYS) to Bismarck (BIS). 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 March 8, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$257
(Delta)
Provider with most accurate pricing for Knoxville McGhee Tyson-Bismarck flight deals.
Search Deals
Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Bismarck flights.
Search Deals
From Knoxville McGhee Tyson to Bismarck
Search Deals

Find flight deals from Knoxville to Bismarck

Cheapest flights from Knoxville to Bismarck
Explore the most affordable flight options available from Knoxville to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 8, 2025.

This Delta deal was found by Cheapflights users on 3/6. 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.
Tue 5/136:50 amTYS - BIS
1 stop4h 35mDelta
Sat 5/175:32 pmBIS - TYS
1 stop4h 27mDelta
Deal found 3/6$257
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Sat 3/227:00 amTYS - BIS
1 stop11h 43mAllegiant Air
Wed 3/2611:21 amBIS - TYS
1 stop27h 45mAllegiant Air
Deal found 3/7$309
This American Airlines deal was found by Cheapflights users on 3/6. 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 11/1211:04 amTYS - BIS
2 stops11h 28mAmerican Airlines
Sat 11/151:20 pmBIS - TYS
2 stops9h 30mAmerican Airlines
Deal found 3/6$320
This United Airlines deal was found by Cheapflights users on 3/7. 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.
Sat 5/2410:50 amTYS - BIS
2 stops11h 07mUnited Airlines
Sat 5/3111:40 amBIS - TYS
2 stops10h 25mUnited Airlines
Deal found 3/7$385
This Mytrip deal was found by Cheapflights users on 3/7. 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.
Sat 5/248:10 amTYS - BIS
2 stops28h 56mMultiple Airlines
Sat 5/3110:56 amBIS - TYS
1 stop10h 44mMultiple Airlines
Deal found 3/7$453

Find flights from Knoxville to Bismarck within your budget

Customize your flight search to find flights from Knoxville to Bismarck 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 March 8, 2025.

Fly from

Knoxville

Fly to

Bismarck

Route

Depart

Return

Price

KnoxvilleBismarck

TYS - BIS

TYSBIS

Knoxville McGhee Tyson

Tue 5/13

6:50 am-10:25 am

1 stop4h 35m

Bismarck

Sat 5/17

5:32 pm-10:59 pm

1 stop4h 27m

$257

KnoxvilleBismarck

TYS - BIS

TYSBIS

Knoxville McGhee Tyson

Sat 3/22

7:00 am-5:43 pm

1 stop11h 43m

Bismarck

Wed 3/26

11:21 am-4:06 pm

1 stop27h 45m

$309

KnoxvilleBismarck

TYS - BIS

TYSBIS

Knoxville McGhee Tyson

Wed 5/7

2:56 pm-10:30 pm

1 stop8h 34m

Bismarck

Sun 5/11

2:59 pm-9:35 pm

1 stop5h 36m

$339

KnoxvilleBismarck

TYS - BIS

TYSBIS

Knoxville McGhee Tyson

Sat 5/24

10:50 am-8:57 pm

2 stops11h 07m

Bismarck

Sat 5/31

11:40 am-11:05 pm

2 stops10h 25m

$385

KnoxvilleBismarck

TYS - BIS

TYSBIS

Knoxville McGhee Tyson

Sat 5/24

8:10 am-12:06 pm

2 stops28h 56m

Bismarck

Sat 5/31

10:56 am-10:40 pm

1 stop10h 44m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/6

Compare providers for flights from Knoxville to Bismarck

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 Bismarck in March.
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 Knoxville-Bismarck flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Knoxville-Bismarck flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Knoxville-Bismarck flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Knoxville-Bismarck 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-Bismarck 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 Bismarck

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

Travel insights for flights from Knoxville to Bismarck

Get recent, data-driven insights about flights from Knoxville to Bismarck including ideal travel times, pricing trends, and more.

Rainfall in Bismarck by month

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

In terms of precipitation, rainfall in Bismarck ranges from 0.4 - 3.2 inches per month. June is typically the wettest month, when rainfall can reach 3.2 in. January is typically the driest time to visit Bismarck when rainfall is around 0.4 in.

Temperature in Bismarck by month

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

If weather is an important factor for your trip to Bismarck, 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 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.2 F).

Reviews of airlines servicing Bismarck

Get insights into the airlines that provide service to Bismarck. 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 Bismarck. Reviews last updated March 8, 2025.
Read through reviews of airlines operating flights from Knoxville to Bismarck, such as Delta, United Airlines and Allegiant Air. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
8,024 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

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
8,024 reviews
Delta
8.0
Very good
8,024 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

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
8,649 reviews
Delta
8.0
Very good
8,024 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

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

Allegiant Air
7.3
Good
748 reviews
Delta
8.0
Very good
8,024 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

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
8,024 reviews

Boarding

8.2

Overall

8.0

Food

7.3

Crew

8.5

Comfort

8.0

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 Knoxville to Bismarck. 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 Bismarck round-trip?

    Cheapflights users have booked flights from Knoxville to Bismarck round-trip from $257. Other airlines that can offer you cheap pricing are Allegiant Air, from $309, and American Airlines, from $339.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Knoxville to Bismarck 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 Bismarck?

    Currently, August is the cheapest month in which you can book a flight from Knoxville to Bismarck (average of $346). Flying from Knoxville to Bismarck in June is currently the most expensive (average of $545). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.