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$349+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
TYS — BIS
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Knoxville to Bismarck

Best flights from Knoxville to Bismarck
Discover carefully curated flight deals from Knoxville to Bismarck that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/9. 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.
Wed 1/2811:10 amTYS - BIS
2 stops10h 28mUnited Airlines
Sat 1/319:00 amBIS - TYS
2 stops10h 52mUnited Airlines
Deal found 12/9$349

Find 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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$349
(United Airlines)
Provider with most accurate pricing for Knoxville McGhee Tyson-Bismarck flight deals.
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Provider most trusted by Cheapflights users for Knoxville McGhee Tyson-Bismarck flights.
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From Knoxville McGhee Tyson to Bismarck
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Cheapflights Fare Finder

 
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 December 12, 2025.
Use the filters below to find and compare flights from Knoxville to Bismarck that are best for you.

Fly from

Knoxville

Fly to

Bismarck

Route

Depart

Return

Price

KnoxvilleBismarck

TYS - BIS

TYSBIS

Knoxville McGhee Tyson

Wed 1/28

11:10 am-8:38 pm

2 stops10h 28m

Bismarck

Sat 1/31

9:00 am-8:52 pm

2 stops10h 52m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Knoxville-Bismarck flight deals on Cheapflights vs. eDreams >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 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-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.

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 December 12, 2025.
Peruse reviews from past customers who have flown with American Airlines from Knoxville to Bismarck to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,050 reviews

Food

6.5

Boarding

7.5

Entertainment

6.9

Overall

7.2

Comfort

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,050 reviews
American Airlines
7.2
Good
11,050 reviews

Food

6.5

Boarding

7.5

Entertainment

6.9

Overall

7.2

Comfort

7.2

Crew

8.0

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

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.

  • How long is the flight from Knoxville to Bismarck?

    A quick flight from Knoxville to Bismarck can take about 10h 28m. United Airlines provides one of the quickest options available for as low as $349. The distance from Knoxville to Bismarck is about 1149 mi.

  • 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.

See more FAQs

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Top airline flying from Knoxville to Bismarck

Discover the top airline that operate flights from Knoxville to Bismarck. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$376Average$465FlexibilityNo cancel feeOn-time71%

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