$145 Cheap Delta flights Raleigh (RDU) to Bismarck (BIS)

Finding cheap one-way Delta Air Lines flights from RDU to BIS from $145 on Expedia is easy — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $275 for your next getaway.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for one-way or return flights to Bismarck in January or November. You could find an affordable fare with Delta Air Lines during these quieter months.

To find cheap Delta Air Lines fares from Raleigh - Durham Intl. Airport (RDU) to Bismarck Municipal Airport (BIS), start searching one to three months before your planned departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also impact the overall price. Sunday is generally the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your flight on a Sunday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Simply enter your dates, click search and check “Nonstop” on Expedia to browse any direct flights from RDU to BIS with Delta Air Lines or another airline.

Sort your results by “Early Morning” and “Morning” to find the earliest flights from RDU to BIS. Setting off early means flight cancellations are less likely.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Bismarck Municipal Airport (BIS) is the primary Bismarck hub for Delta Air Lines flights from Raleigh - Durham Intl. Airport (RDU).

Flying from RDU to BIS with Delta Air Lines comes with a range of perks, such as a rewarding loyalty program and an excellent in-flight experience. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to spend on select future travel purchases. That’s in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on your ticket type, a fee is typically charged if you cancel or change your flight more than 24 hours after it has been confirmed. To find flexible plane tickets, select our “Changes included” or “No cancel fee” filter when searching for flights. For additional information on canceling or modifying your reservation, visit “Trips,” select your flight and click on “Manage Booking.”