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$309 Cheap Flights from Buffalo (BUF) to Bismarck (BIS)

View $309 flight on Wed, Oct 14, 2026Opens in a new window

Popular airlines from Buffalo Niagara Intl. Airport (BUF) to Bismarck, ND (BIS-Bismarck Municipal)

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Cheap Flights from Buffalo to Bismarck (BUF-BIS)

Prices were available within the past 7 days and start at $309 for one-way flights and $397 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Thu, Sep 10 - Sat, Sep 12
BUF
Buffalo
BIS
Bismarck
$397 Roundtrip, found 4 days ago
$397
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 10 from Buffalo to Bismarck, returning Sat, Sep 12, priced at $397 found 4 days ago
American Airlines
Wed, Oct 14 - Wed, Oct 21
BUF
Buffalo
BIS
Bismarck
$403 Roundtrip, found 1 day ago
$403
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Oct 14 from Buffalo to Bismarck, returning Wed, Oct 21, priced at $403 found 1 day ago
Delta
Wed, Oct 14 - Wed, Oct 21
BUF
Buffalo
BIS
Bismarck
$413 Roundtrip, found 1 day ago
$413
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 14 from Buffalo to Bismarck, returning Wed, Oct 21, priced at $413 found 1 day ago
American Airlines
Thu, Sep 10 - Sat, Sep 12
BUF
Buffalo
BIS
Bismarck
$435 Roundtrip, found 4 days ago
$435
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Sep 10 from Buffalo to Bismarck, returning Sat, Sep 12, priced at $435 found 4 days ago
Delta
Fri, Oct 9 - Wed, Oct 14
BUF
Buffalo
BIS
Bismarck
$445 Roundtrip, found 22 hours ago
$445
Roundtrip
found 22 hours ago
Select Delta flight, departing Fri, Oct 9 from Buffalo to Bismarck, returning Wed, Oct 14, priced at $445 found 22 hours ago
American Airlines
Wed, Oct 14 - Wed, Oct 21
BUF
Buffalo
BIS
Bismarck
$452 Roundtrip, found 1 day ago
$452
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Oct 14 from Buffalo to Bismarck, returning Wed, Oct 21, priced at $452 found 1 day ago
Delta
Wed, Oct 14 - Wed, Oct 21
BUF
Buffalo
BIS
Bismarck
$455 Roundtrip, found 1 day ago
$455
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Oct 14 from Buffalo to Bismarck, returning Wed, Oct 21, priced at $455 found 1 day ago
United
Thu, Sep 10 - Sat, Sep 12
BUF
Buffalo
BIS
Bismarck
$460 Roundtrip, found 4 days ago
$460
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 10 from Buffalo to Bismarck, returning Sat, Sep 12, priced at $460 found 4 days ago
United
Thu, Sep 10 - Sat, Sep 12
BUF
Buffalo
BIS
Bismarck
$462 Roundtrip, found 4 days ago
$462
Roundtrip
found 4 days ago
Select United flight, departing Thu, Sep 10 from Buffalo to Bismarck, returning Sat, Sep 12, priced at $462 found 4 days ago
American Airlines
Fri, Sep 4 - Mon, Sep 7
BUF
Buffalo
BIS
Bismarck
$467 Roundtrip, found 22 hours ago
$467
Roundtrip
found 22 hours ago
Select American Airlines flight, departing Fri, Sep 4 from Buffalo to Bismarck, returning Mon, Sep 7, priced at $467 found 22 hours ago

What you need to know for your flight from Buffalo Niagara Intl. to Bismarck Municipal

Buffalo (BUF) to Bismarck (BIS) at a glance

Travel between Buffalo (BUF) and Bismarck (BIS) with a selection of airlines offering this domestic short-haul route. Evaluate choices from full-service carriers to discover the itinerary that aligns with your budget, schedule, and travel preferences as you uncover the attractions and neighborhoods of Bismarck. Get essential information for flights departing from Buffalo Niagara International Airport (BUF) to Bismarck Municipal Airport (BIS).

  • Fastest flight duration: around 4h 30m in-flight, plus roughly 1h 45m layover with one stop
  • Route distance: roughly 1,100 miles (1,770 km)
  • Flights per week: around 7 departures on average
  • Typical fares (one-way): economy tickets often range from $130–$445, depending on seasonality and how far ahead you book

Flights from Buffalo Niagara International Airport (BUF) to Bismarck Municipal Airport (BIS)

Based on the latest traveler bookings, here are the top airlines flying from Buffalo to Bismarck, favored for one-stop and multi-stop journeys. Common layovers include O'Hare International Airport (ORD, approximately 1 hour and 45 minutes), Dallas-Fort Worth International Airport (DFW, around 2 hours), and Denver International Airport (DEN, about 3 hours and 30 minutes). These options allow you to tailor your travel experience by balancing price, total travel time, and cabin class for the optimal itinerary.

  • American Airlines: This full-service airline provides one-stop service with one-way fares generally falling between $130 and $425. It represents roughly 67% of departures along this route. Expect an in-flight duration of 4 hours and 30 minutes, totaling around 7 hours and 30 minutes for the entire journey, including layovers.
  • Delta: Offering multi-stop service, this full-service carrier has one-way fares typically priced from $135 to $240. Delta accounts for about 25% of flights on this route, with an in-flight time of 6 hours and 15 minutes, leading to an overall travel time of approximately 8 hours and 45 minutes, factoring in layovers.

Alternative route from Buffalo (BUF) to Bismarck (BIS)

  • Rochester to Bismarck (ROC-BIS): Greater Rochester International Airport (ROC) is located approximately 56 miles from Buffalo Niagara International Airport (BUF), providing travelers with a convenient alternative for their journey.

How to find the best prices for flights from Buffalo (BUF) to Bismarck (BIS)

Getting some of the best deals on flights from Buffalo to Bismarck is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically found when booking 2-8 weeks in advance, which aligns with when most travelers make their reservations. Morning departures between 5 am and 12 pm tend to offer lower prices and are also popular. Additionally, flying on Sunday usually provides cheaper options, while Wednesday remains the most popular travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.* Find Bismarck hotel and flight deals.
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Bismarck Municipal Airport from Buffalo Niagara International Airport

Bismarck welcomes travelers from Buffalo with a range of transport options based on price, convenience, and proximity. Here's how to reach Bismarck efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Bismarck, with options including free hotel shuttles and private rides, which can be arranged in advance with your hotel.
  • Car rental: Renting a car from Bismarck Municipal Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Bismarck Municipal Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.

Frequently asked questions

How much does a flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal) cost?
You can find cheap one-way flights from $309 and cheap return flights from $397 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal) with Expedia. One-way flights generally range between $134 and $1055, and roundtrip flights usually range from $513 to $1953. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
The cheapest month to fly from BUF to BIS is September 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
Enter BUF to BIS and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
American Airlines is one of the cheapest airlines offering connecting flights from Buffalo Niagara Intl. (BUF) to Bismarck Municipal (BIS), with round-trip tickets starting from around $250. 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
To find a cheap flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
The earliest flight from Buffalo (Buffalo Niagara International) to Bismarck (Bismarck Municipal) typically departs at around 5:05 AM, operated by American Airlines. An early flight can help you maximize your time 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
The most popular departure times for flights from Buffalo (BUF) to Bismarck (BIS) are in the early morning, from 6am to 9am. About 61% of passengers prefer this time window. Many major carriers, including American Airlines, Delta and United Airlines, offer flights during this window. This timing is favored because it allows you to arrive in Bismarck with plenty of time to start your day.
How long does it take to fly from Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
Flights from BUF to BIS with one stop typically take around 9 hours, covering approximately 1,107 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
First class seats are offered on the BUF to BIS route with American Airlines and Delta Air Lines.
How do I earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal) flight with Expedia?
It's easy to earn miles on a Buffalo, NY (BUF-Buffalo Niagara Intl.) 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 Buffalo Niagara Intl. (BUF)?
If you're planning to travel to Bismarck from Buffalo Niagara Intl. (BUF), you can fly into Bismarck Municipal (BIS) Some flights may connect through major hubs like O'Hare Intl. (ORD), Washington Dulles Intl. (IAD), Detroit Metropolitan Wayne County (DTW) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal) at the last minute?
Typically, booking a last minute flight from Buffalo, NY (BUF-Buffalo Niagara Intl.) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal) flight and hotel package?
Securing a Buffalo, NY (BUF-Buffalo Niagara Intl.) 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 Buffalo, NY (BUF-Buffalo Niagara Intl.) to Bismarck, ND (BIS-Bismarck Municipal)?
If you booked your Buffalo, NY (BUF-Buffalo Niagara Intl.) 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
Buffalo Niagara Intl.
Destination airport
Bismarck Municipal
Airlines serving
American Airlines, Delta, United
Roundtrip price
$396
Distance
1106 mi

Book with confidence

Buffalo to Bismarck Flights

The cheapest times to fly from Buffalo 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 Buffalo to Bismarck are during the month of September. You can find some of the cheapest flights from Buffalo to Bismarck with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buffalo to Bismarck

Sunday is one of the best days to book for cheap flights from Buffalo 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 Buffalo 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 Buffalo to Bismarck in 2026. You can also book with separate airlines for your outbound and return journeys, from $309 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 Buffalo 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 Buffalo 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.

 

Buffalo to Bismarck Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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