$298+ Cheap flights from Bismarck to Knoxville (BIS - 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
BIS — TYS
Aug 23 — Aug 301
Round-trip
1 adult, Economy
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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
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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 Bismarck to Knoxville
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Cheapest flights from Bismarck to KnoxvilleExplore the most affordable flight options available from Bismarck to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
Explore the most affordable flight options available from Bismarck to Knoxville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 24, 2026.
This American Airlines deal was found by Cheapflights users on 7/19. 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 12/22:29 pm
BIS
- TYS
1 stop8h 21m
American Airlines
Fri 12/117:30 am
TYS
- BIS
1 stop5h 53m
American Airlines
Deal found 7/19![American Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 7/19. 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 12/25:30 pm
BIS
- TYS
1 stop4h 32m
Delta
Fri 12/115:30 am
TYS
- BIS
2 stops7h 24m
Delta
Deal found 7/19![Delta logo]()
$338
This Delta deal was found by Cheapflights users on 7/19. 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 12/25:00 am
BIS
- TYS
2 stops7h 23m
Delta
Sat 12/127:30 am
TYS
- BIS
2 stops10h 24m
Delta
Deal found 7/19![Delta logo]()
$440
This American Airlines deal was found by Cheapflights users on 7/19. 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 12/212:56 pm
BIS
- TYS
2 stops9h 02m
American Airlines
Sat 12/125:05 am
TYS
- BIS
2 stops8h 18m
American Airlines
Deal found 7/19![American Airlines logo]()
$449
This Delta deal was found by Cheapflights users on 7/20. 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 8/48:01 am
BIS
- TYS
2 stops9h 55m
Delta
Sat 8/86:35 am
TYS
- BIS
1 stop7h 02m
Delta
Deal found 7/20![Delta logo]()
$461
This American Airlines deal was found by Cheapflights users on 7/21. 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 7/2312:46 pm
BIS
- TYS
1 stop8h 12m
American Airlines
Sat 7/256:22 am
TYS
- BIS
1 stop7h 24m
American Airlines
Deal found 7/21![American Airlines logo]()
$503
This Delta deal was found by Cheapflights users on 7/21. 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 7/251:28 pm
BIS
- TYS
2 stops9h 16m
Delta
Wed 7/295:40 am
TYS
- BIS
2 stops8h 07m
Delta
Deal found 7/21![Delta logo]()
$512
This Delta deal was found by Cheapflights users on 7/21. 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 7/231:27 pm
BIS
- TYS
2 stops9h 25m
Delta
Thu 7/305:40 am
TYS
- BIS
2 stops8h 07m
Delta
Deal found 7/21![Delta logo]()
$513
This Delta deal was found by Cheapflights users on 7/21. 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 7/251:28 pm
BIS
- TYS
2 stops9h 16m
Delta
Sun 7/266:40 am
TYS
- BIS
1 stop7h 07m
Delta
Deal found 7/21![Delta logo]()
$517
This Delta deal was found by Cheapflights users on 7/21. 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 7/225:40 pm
BIS
- TYS
1 stop4h 21m
Delta
Thu 7/305:40 am
TYS
- BIS
2 stops8h 07m
Delta
Deal found 7/21![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 7/21. 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 7/231:27 pm
BIS
- TYS
2 stops9h 25m
Delta
Sat 7/2511:31 am
TYS
- BIS
2 stops9h 15m
Delta
Deal found 7/21![Delta logo]()
$522
Best flights from Bismarck to KnoxvilleDiscover carefully curated flight deals from Bismarck to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
Discover carefully curated flight deals from Bismarck to Knoxville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 24, 2026.
This American Airlines deal was found by Cheapflights users on 7/19. 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 12/22:29 pm
BIS
- TYS
1 stop8h 21m
American Airlines
Fri 12/117:30 am
TYS
- BIS
1 stop5h 53m
American Airlines
Deal found 7/19![American Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 7/19. 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 12/23:00 pm
BIS
- TYS
1 stop7h 02m
Delta
Sat 12/125:30 am
TYS
- BIS
2 stops12h 24m
Delta
Deal found 7/19![Delta logo]()
$338
This United Airlines deal was found by Cheapflights users on 7/20. 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 1/91:30 pm
BIS
- TYS
1 stop7h 50m
United Airlines
Wed 1/138:45 am
TYS
- BIS
1 stop8h 37m
United Airlines
Deal found 7/20![United Airlines logo]()
$416
This American Airlines deal was found by Cheapflights users on 7/19. 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 12/22:29 pm
BIS
- TYS
1 stop8h 21m
American Airlines
Sat 12/127:30 am
TYS
- BIS
1 stop5h 53m
American Airlines
Deal found 7/19![American Airlines logo]()
$333
This Delta deal was found by Cheapflights users on 7/19. 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 12/25:30 pm
BIS
- TYS
1 stop4h 32m
Delta
Fri 12/115:30 am
TYS
- BIS
2 stops7h 24m
Delta
Deal found 7/19![Delta logo]()
$338
Last-minute flights from Bismarck to KnoxvilleDiscover last-minute flight deals from Bismarck to Knoxville. Data last updated July 24, 2026 and is based on user searches.
Discover last-minute flight deals from Bismarck to Knoxville. Data last updated July 24, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/21. 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 7/2312:46 pm
BIS
- TYS
1 stop8h 12m
American Airlines
Sat 7/256:22 am
TYS
- BIS
1 stop7h 24m
American Airlines
Deal found 7/21![American Airlines logo]()
$503
This Delta deal was found by Cheapflights users on 7/21. 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 7/231:27 pm
BIS
- TYS
2 stops9h 25m
Delta
Thu 7/305:40 am
TYS
- BIS
2 stops8h 07m
Delta
Deal found 7/21![Delta logo]()
$513
This Delta deal was found by Cheapflights users on 7/21. 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 7/231:27 pm
BIS
- TYS
2 stops9h 25m
Delta
Sun 7/266:40 am
TYS
- BIS
1 stop7h 07m
Delta
Deal found 7/21![Delta logo]()
$518
This Delta deal was found by Cheapflights users on 7/21. 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 7/231:27 pm
BIS
- TYS
2 stops9h 25m
Delta
Sat 7/2511:31 am
TYS
- BIS
2 stops9h 15m
Delta
Deal found 7/21![Delta logo]()
$522
This Delta deal was found by Cheapflights users on 7/21. 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 7/231:27 pm
BIS
- TYS
2 stops9h 25m
Delta
Wed 7/296:40 am
TYS
- BIS
1 stop7h 07m
Delta
Deal found 7/21![Delta logo]()
$556
This Delta deal was found by Cheapflights users on 7/21. 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 7/251:28 pm
BIS
- TYS
2 stops9h 16m
Delta
Wed 7/295:40 am
TYS
- BIS
2 stops8h 07m
Delta
Deal found 7/21![Delta logo]()
$512
This Delta deal was found by Cheapflights users on 7/21. 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 7/251:28 pm
BIS
- TYS
2 stops9h 16m
Delta
Sun 7/266:40 am
TYS
- BIS
1 stop7h 07m
Delta
Deal found 7/21![Delta logo]()
$517
This American Airlines deal was found by Cheapflights users on 7/21. 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 7/256:00 am
BIS
- TYS
2 stops13h 00m
American Airlines
Mon 7/275:31 pm
TYS
- BIS
1 stop6h 28m
American Airlines
Deal found 7/21![American Airlines logo]()
$530
This Delta deal was found by Cheapflights users on 7/21. 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 7/251:28 pm
BIS
- TYS
2 stops9h 16m
Delta
Thu 7/306:40 am
TYS
- BIS
1 stop7h 07m
Delta
Deal found 7/21![Delta logo]()
$555
This Delta deal was found by Cheapflights users on 7/20. 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 8/48:01 am
BIS
- TYS
2 stops9h 55m
Delta
Sat 8/86:35 am
TYS
- BIS
1 stop7h 02m
Delta
Deal found 7/20![Delta logo]()
$461
One-way flights from Bismarck to KnoxvilleSearch for one-way flight options from Bismarck to Knoxville. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
Search for one-way flight options from Bismarck to Knoxville. Find affordable one-way fares based on user searches. Data last updated July 24, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:34 pm
BIS
- TYS
3 stops33h 10m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$298
This Kiwi.com deal was found by Cheapflights users on 7/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/612:34 pm
BIS
- TYS
1 stop24h 23m
Allegiant Air
Deal found 7/23![Allegiant Air logo]()
$311
This United Airlines deal was found by Cheapflights users on 7/21. 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.
Tue 8/41:45 pm
BIS
- TYS
1 stop7h 34m
United Airlines
Deal found 7/21![United Airlines logo]()
$379
This United Airlines deal was found by Cheapflights users on 7/23. 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 8/81:45 pm
BIS
- TYS
1 stop7h 34m
United Airlines
Deal found 7/23![United Airlines logo]()
$398
This Delta deal was found by Cheapflights users on 7/22. 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 8/45:36 pm
BIS
- TYS
1 stop4h 24m
Delta
Deal found 7/22![Delta logo]()
$402
This United Airlines deal was found by Cheapflights users on 7/21. 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 8/11:45 pm
BIS
- TYS
1 stop7h 34m
United Airlines
Deal found 7/21![United Airlines logo]()
$431
This Delta deal was found by Cheapflights users on 7/22. 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 8/11:28 pm
BIS
- TYS
2 stops9h 16m
Delta
Deal found 7/22![Delta logo]()
$441
Find flight deals from Bismarck to Knoxville
Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) 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 July 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $333 (American Airlines) |
One-way from | $298 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Bismarck 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 July 24, 2026.
Use the filters below to find and compare flights from Bismarck to Knoxville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Wed 12/2
2:29 pm-11:50 pm
1 stop8h 21m
Knoxville McGhee Tyson
Fri 12/11
7:30 am-12:23 pm
1 stop5h 53m
$333
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Wed 12/2
2:29 pm-11:50 pm
1 stop8h 21m
Knoxville McGhee Tyson
Sat 12/12
7:30 am-12:23 pm
1 stop5h 53m
$333
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Wed 12/2
3:00 pm-11:02 pm
1 stop7h 02m
Knoxville McGhee Tyson
Sat 12/12
5:30 am-4:54 pm
2 stops12h 24m
$338
Quickest round-trip
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Wed 12/2
5:30 pm-11:02 pm
1 stop4h 32m
Knoxville McGhee Tyson
Fri 12/11
5:30 am-11:54 am
2 stops7h 24m
$338
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Sat 1/9
1:30 pm-10:20 pm
1 stop7h 50m
Knoxville McGhee Tyson
Wed 1/13
8:45 am-4:22 pm
1 stop8h 37m
$416
Cheapest one-way
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Tue 8/4
1:45 pm-10:19 pm
1 stop7h 34m
$379
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Sat 8/8
1:45 pm-10:19 pm
1 stop7h 34m
$398
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Tue 8/4
11:10 am-11:52 pm
2 stops11h 42m
$402
Quickest one-way
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Sat 8/1
6:00 am-12:56 pm
1 stop5h 56m
$431
BismarckKnoxville
BIS - TYS
BISTYS
Bismarck
Sat 8/1
1:45 pm-10:19 pm
1 stop7h 34m
$431
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Bismarck 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 Bismarck to Knoxville in July.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Bismarck-Knoxville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bismarck-Knoxville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bismarck-Knoxville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Bismarck-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 Bismarck-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 Bismarck to Knoxville
Have a flexible travel schedule? Discover the best time to fly to Knoxville from Bismarck with our price prediction graph.
BIS-TYS
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 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 July 24, 2026.
Peruse reviews from past customers who have flown with American Airlines from Bismarck to Knoxville 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.
Overall
7.1
Comfort
7.2
Entertainment
6.8
Boarding
7.5
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Overall
7.1
Comfort
7.2
Entertainment
6.8
Boarding
7.5
Food
6.4
Crew
7.9
Reviews
1 / 20
10.0
ExcellentLinda,Jul 2026
ROA - CLT
Related info for your journey
Find useful and relevant information for your journey from Bismarck to Knoxville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Knoxville?
Book flights to Knoxville if you plan to visit one of these locationsCherokee
Crossville
Morristown
Bryson City
Murphy
Alcoa
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Other flights to Knoxville
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Bismarck and Knoxville flights
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Top airline flying from Bismarck to Knoxville
Discover the top airline that operate flights from Bismarck 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 July 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$259 | Average$451 | FlexibilityNo cancel fee | On-time71% |