$258 Cheap Flights from Tri-Cities (TRI) to Bismarck (BIS)

View $258 flight on Thu, Oct 15, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $258 for one-way flights and $339 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, Oct 15 - Mon, Oct 19
TRI
Tri-Cities
BIS
Bismarck
$339 Roundtrip, found 2 days ago
$339
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 15 from Tri-Cities to Bismarck, returning Mon, Oct 19, priced at $339 found 2 days ago
American Airlines
Thu, Oct 15 - Mon, Oct 19
TRI
Tri-Cities
BIS
Bismarck
$419 Roundtrip, found 2 days ago
$419
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 15 from Tri-Cities to Bismarck, returning Mon, Oct 19, priced at $419 found 2 days ago
American Airlines
Fri, Oct 16 - Tue, Oct 20
TRI
Tri-Cities
BIS
Bismarck
$430 Roundtrip, found 2 days ago
$430
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Oct 16 from Tri-Cities to Bismarck, returning Tue, Oct 20, priced at $430 found 2 days ago
American Airlines
Thu, Oct 15 - Mon, Oct 19
TRI
Tri-Cities
BIS
Bismarck
$473 Roundtrip, found 2 days ago
$473
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 15 from Tri-Cities to Bismarck, returning Mon, Oct 19, priced at $473 found 2 days ago
American Airlines
Fri, Oct 16 - Tue, Oct 20
TRI
Tri-Cities
BIS
Bismarck
$510 Roundtrip, found 2 days ago
$510
Roundtrip
found 2 days ago
Select American Airlines flight, departing Fri, Oct 16 from Tri-Cities to Bismarck, returning Tue, Oct 20, priced at $510 found 2 days ago
American Airlines
Thu, Oct 15 - Mon, Oct 19
TRI
Tri-Cities
BIS
Bismarck
$513 Roundtrip, found 2 days ago
$513
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 15 from Tri-Cities to Bismarck, returning Mon, Oct 19, priced at $513 found 2 days ago
American Airlines
Thu, Oct 15 - Mon, Oct 19
TRI
Tri-Cities
BIS
Bismarck
$519 Roundtrip, found 2 days ago
$519
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 15 from Tri-Cities to Bismarck, returning Mon, Oct 19, priced at $519 found 2 days ago
American Airlines
Thu, Oct 15 - Mon, Oct 19
TRI
Tri-Cities
BIS
Bismarck
$539 Roundtrip, found 2 days ago
$539
Roundtrip
found 2 days ago
Select American Airlines flight, departing Thu, Oct 15 from Tri-Cities to Bismarck, returning Mon, Oct 19, priced at $539 found 2 days ago
Delta
Fri, Jul 24 - Fri, Jul 31
TRI
Tri-Cities
BIS
Bismarck
$743 Roundtrip, found 2 days ago
$743
Roundtrip
found 2 days ago
Select Delta flight, departing Fri, Jul 24 from Tri-Cities to Bismarck, returning Fri, Jul 31, priced at $743 found 2 days ago
United
Fri, Oct 16 - Tue, Oct 20
TRI
Tri-Cities
BIS
Bismarck
$858 Roundtrip, found 2 days ago
$858
Roundtrip
found 2 days ago
Select United flight, departing Fri, Oct 16 from Tri-Cities to Bismarck, returning Tue, Oct 20, priced at $858 found 2 days ago

Frequently asked questions

How much does a flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) cost?
You can find cheap one-way flights from $258 and cheap return flights from $339 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) with Expedia. Return flights typically cost between $609 and $1945. 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
The cheapest month to fly from TRI to BIS is October 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
Enter TRI to BIS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
To find a cheap flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal), 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
The earliest flight from Tri-Cities Regional Airport (TRI) to Bismarck Municipal Airport (BIS) usually departs at around 5:20 AM, operated by American Airlines. This seasonal service is available in March, allowing you to start your day early in Bismarck. 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
The most popular departure times for flights from Tri-Cities Regional (TRI) to Bismarck Municipal (BIS) are in the early morning, from 6am to 9am. About 47% of passengers prefer this time window. Many major carriers, including American Airlines and Delta, offer flights during this window. This timing works well because it allows you to start your day early and arrive in Bismarck with time to spare.
How long does it take to fly from Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
Flying from TRI to BIS with a connection usually takes about 7 hours 20 minutes, traveling roughly 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
Select the "Business class" and "First class" filters when looking for TRI to BIS flights on Expedia. This is the easiest way to compare prices, routes and flight times for your trip.
How do I earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) flight with Expedia?
It's easy to earn miles on a Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) 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 Bismarck from Tri-Cities Regional (TRI)?
From Tri-Cities Regional (TRI), you can fly into Bismarck Municipal (BIS) to reach Bismarck. Some flights may connect through major hubs like Hartsfield-Jackson Atlanta Intl. (ATL) before reaching Bismarck. 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) at the last minute?
Typically, booking a last minute flight from Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) flight and hotel package?
Securing a Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) Bismarck Vacation Packages 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 Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal)?
If you booked your Tri-Cities, TN (TRI-Tri-Cities Regional) to Bismarck, ND (BIS-Bismarck Municipal) 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
Tri-Cities Regional
Destination airport
Bismarck Municipal
Roundtrip price
$338
Distance
1179 mi

Book with confidence

Tri-Cities to Bismarck Flights

The cheapest times to fly from Tri-Cities to Bismarck

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 Tri-Cities to Bismarck are during the month of October. You can find some of the cheapest flights from Tri-Cities to Bismarck with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Tri-Cities to Bismarck: 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 Tri-Cities to Bismarck

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 Tri-Cities to Bismarck in 2026. You can also book with separate airlines for your outbound and return journeys, from $258 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 Tri-Cities to Bismarck 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 Tri-Cities to Bismarck 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.

 

Tri-Cities to Bismarck Flights

*Flight schedules are subject to change.

Explore a world of travel with Expedia

*Available to One Key members.