$110 Cheap Delta flights Chicago (ORD) to Bismarck (BIS)

Use the “Price (lowest to highest)” filter on Expedia to search for cheap Delta Air Lines round-trip flights from $219 from ORD to BIS. Affordable one-way options from $110 are also on offer.**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.

Delta Air Lines flights to Bismarck are often more affordable in the low-season months of January and November. Whether you’re in search of a return or one-way ticket, you could find a better deal then.

To find cheap Delta Air Lines fares from O’Hare Intl. Airport (ORD) to Bismarck Municipal Airport (BIS), start searching one to three months before your planned departure. Securing 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 influence the overall cost. Sunday is usually the most affordable, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your trip 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.

To figure out if there’s a direct journey from ORD to BIS with Delta Air Lines or other carriers, check the “Nonstop” filter when searching for tickets.

Sort your results by “Early Morning” and “Morning” to find the earliest departures from ORD to BIS. Heading off early means you’re less likely to experience cancellations.**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 O’Hare Intl. Airport (ORD).

Delta Air Lines makes flying from ORD to BIS more comfortable with an excellent in-flight experience and a rewarding loyalty program. You could even start collecting points with Delta SkyMiles. Make sure you sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future bookings.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of ticket you purchased, a fee may apply if you change or cancel your flight more than 24 hours after confirmation. To find plane tickets with more flexibility, select our “Changes included” and “No cancel fee” boxes when looking for flights. For additional information on changing or canceling your reservation, visit “Trips,” select your flight and click on “Manage Booking.”