$289 Cheap Flights from Bismarck (BIS) to Tri-Cities (TRI)

View $289 flight on Fri, Jun 5, 2026Opens in a new window

Popular airlines from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)

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Cheap Flights from Bismarck to Tri-Cities (BIS-TRI)

Prices were available within the past 7 days and start at $289 for one-way flights and $539 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Fri, Jun 5 - Sat, Jun 13
BIS
Bismarck
TRI
Tri-Cities
$539 Roundtrip, found 1 day ago
$539
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jun 5 from Bismarck to Tri-Cities, returning Sat, Jun 13, priced at $539 found 1 day ago
American Airlines
Sat, Aug 8 - Sun, Aug 9
BIS
Bismarck
TRI
Tri-Cities
$544 Roundtrip, found 3 days ago
$544
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 8 from Bismarck to Tri-Cities, returning Sun, Aug 9, priced at $544 found 3 days ago
American Airlines
Sat, Jun 6 - Sat, Jun 13
BIS
Bismarck
TRI
Tri-Cities
$563 Roundtrip, found 1 day ago
$563
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 6 from Bismarck to Tri-Cities, returning Sat, Jun 13, priced at $563 found 1 day ago
American Airlines
Sat, Jun 6 - Sat, Jun 13
BIS
Bismarck
TRI
Tri-Cities
$568 Roundtrip, found 1 day ago
$568
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 6 from Bismarck to Tri-Cities, returning Sat, Jun 13, priced at $568 found 1 day ago
American Airlines
Sat, Aug 8 - Sun, Aug 9
BIS
Bismarck
TRI
Tri-Cities
$570 Roundtrip, found 3 days ago
$570
Roundtrip
found 3 days ago
Select American Airlines flight, departing Sat, Aug 8 from Bismarck to Tri-Cities, returning Sun, Aug 9, priced at $570 found 3 days ago
American Airlines
Sat, Jun 6 - Sat, Jun 13
BIS
Bismarck
TRI
Tri-Cities
$578 Roundtrip, found 1 day ago
$578
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 6 from Bismarck to Tri-Cities, returning Sat, Jun 13, priced at $578 found 1 day ago
American Airlines
Sat, Jun 6 - Sun, Jun 14
BIS
Bismarck
TRI
Tri-Cities
$583 Roundtrip, found 1 day ago
$583
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Jun 6 from Bismarck to Tri-Cities, returning Sun, Jun 14, priced at $583 found 1 day ago
American Airlines
Fri, Jun 5 - Sat, Jun 13
BIS
Bismarck
TRI
Tri-Cities
$586 Roundtrip, found 1 day ago
$586
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Jun 5 from Bismarck to Tri-Cities, returning Sat, Jun 13, priced at $586 found 1 day ago
Delta
Sat, Aug 8 - Sun, Aug 9
BIS
Bismarck
TRI
Tri-Cities
$814 Roundtrip, found 3 days ago
$814
Roundtrip
found 3 days ago
Select Delta flight, departing Sat, Aug 8 from Bismarck to Tri-Cities, returning Sun, Aug 9, priced at $814 found 3 days ago
United
Sun, Jun 7 - Sun, Jun 14
BIS
Bismarck
TRI
Tri-Cities
$1,014 Roundtrip, found 1 day ago
$1,014
Roundtrip
found 1 day ago
Select United flight, departing Sun, Jun 7 from Bismarck to Tri-Cities, returning Sun, Jun 14, priced at $1,014 found 1 day ago

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Frequently asked questions

How much does a flight from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) cost?
You can find cheap one-way flights from $289 and cheap return flights from $539 Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) with Expedia. One-way flights usually range from $378 to $753, and return flights typically cost between $514 and $1351. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
The cheapest month to fly from BIS to TRI is June when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
Enter BIS to TRI and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
American Airlines is one of the cheapest airlines offering connecting flights from Bismarck (BIS) to Tri-Cities (TRI), with round-trip tickets starting from around $419.60. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
To find a cheap flight from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
The earliest flight from Bismarck Municipal Airport (BIS) to Tri-Cities Regional Airport (TRI) typically departs at around 5:00 AM. Operated by Delta, this seasonal service helps you get an early start on your trip. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
The most popular departure times for flights from Bismarck (BIS) to Tri-Cities (TRI) are in the early afternoon, from 12pm to 3pm. About 51% of passengers prefer this time window. Many major carriers, including Delta Air Lines and American Airlines, offer flights during this window. This timing is favored as it allows you to travel after lunch and arrive in the Tri-Cities in the early evening.
How long does it take to fly from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
A flight from BIS to TRI with a layover takes around 8 hours 50 minutes, with the route covering approximately 1,180 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
First class seats are offered on the BIS to TRI route with American Airlines and Delta Air Lines.
How do I earn miles on a Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight with Expedia?
It's easy to earn miles on a Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Tri-Cities from Bismarck Municipal (BIS)?
If you're planning to travel to Tri-Cities from Bismarck Municipal (BIS), you can fly into Tri-Cities Regional (TRI) Some flights may connect through major hubs like Minneapolis - St. Paul Intl. (MSP), Denver Intl. (DEN) before reaching Tri-Cities. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) at the last minute?
Typically, booking a last minute flight from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package?
Securing a Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional)?
If you booked your Bismarck, ND (BIS-Bismarck Municipal) to Tri-Cities, TN (TRI-Tri-Cities Regional) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Bismarck Municipal
Destination airport
Tri-Cities Regional
Airlines serving
American Airlines, Delta, United
Roundtrip price
$538
Distance
1179 mi

Book with confidence

Bismarck to Tri-Cities Flights

The cheapest times to fly from Bismarck to Tri-Cities

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Bismarck to Tri-Cities are during the month of June. You can find some of the cheapest flights from Bismarck to Tri-Cities with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Bismarck to Tri-Cities

Sunday is one of the best days to book for cheap flights from Bismarck to Tri-Cities: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Bismarck to Tri-Cities

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Bismarck to Tri-Cities in 2026. You can also book with separate airlines for your outbound and return journeys, from $289 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Bismarck to Tri-Cities flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Bismarck to Tri-Cities airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Bismarck to Tri-Cities Flights

*Flight schedules are subject to change.

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*Available to One Key members.