HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Bismarck

$172+ Cheap flights from O'Hare Intl (ORD) to Bismarck (BIS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/21. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — BIS
Jun 26 — Jul 31
Fri 6/26
Fri 7/3
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from O'Hare Intl to Bismarck with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from O'Hare Intl to Bismarck

Cheapest flights from O'Hare Intl to Bismarck
Explore the most affordable flight options available from O'Hare Intl to Bismarck. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 27, 2026.

This American Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:45 am
ORD
-
BIS
Nonstop2h 31m
American Airlines
Sat 7/111:16 pm
BIS
-
ORD
Nonstop2h 24m
American Airlines
Deal found 5/26$295
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:20 pm
ORD
-
BIS
1 stop5h 54m
Delta
Wed 9/161:16 pm
BIS
-
ORD
1 stop4h 07m
Delta
Deal found 5/24$315
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:20 pm
ORD
-
BIS
1 stop5h 54m
Delta
Tue 9/158:01 am
BIS
-
ORD
2 stops10h 44m
Delta
Deal found 5/24$320
This American Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/289:45 am
ORD
-
BIS
Nonstop2h 27m
American Airlines
Tue 6/212:54 pm
BIS
-
ORD
Nonstop2h 23m
American Airlines
Deal found 5/26$322
This American Airlines deal was found by Cheapflights users on 5/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:06 am
ORD
-
BIS
Nonstop2h 30m
American Airlines
Sat 9/191:13 pm
BIS
-
ORD
Nonstop2h 27m
American Airlines
Deal found 5/25$337
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/286:24 am
ORD
-
BIS
1 stop4h 05m
Delta
Wed 6/31:14 pm
BIS
-
ORD
1 stop6h 06m
Delta
Deal found 5/24$342
This Delta deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/287:00 am
ORD
-
BIS
2 stops10h 01m
Delta
Tue 6/25:42 pm
BIS
-
ORD
1 stop3h 38m
Delta
Deal found 5/26$347
This American Airlines deal was found by Cheapflights users on 5/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:45 am
ORD
-
BIS
Nonstop2h 31m
American Airlines
Sat 7/181:16 pm
BIS
-
ORD
Nonstop2h 24m
American Airlines
Deal found 5/26$351
This Delta deal was found by Cheapflights users on 5/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:20 pm
ORD
-
BIS
1 stop5h 54m
Delta
Fri 9/185:00 am
BIS
-
ORD
1 stop6h 49m
Delta
Deal found 5/24$357

Find flight deals from O'Hare Intl to Bismarck

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Bismarck (BIS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$295
(American Airlines)

One-way from

$172
(Kiwi.com)

Popular in

November

Cheapest in

March

Average price

$334

Good round-trip deal

$418 or less
Provider with most accurate pricing for Chicago O'Hare Intl-Bismarck flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Bismarck flights.
Search Deals
From Chicago O'Hare Intl to Bismarck
Search Deals
One-way flight from Chicago O'Hare Intl to Bismarck
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Chicago O'Hare Intl to Bismarck.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Bismarck that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 27, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Bismarck that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Wed 7/22

9:45 am-12:16 pm

Nonstop2h 31m

Bismarck

Sat 7/25

1:16 pm-3:40 pm

Nonstop2h 24m

$351

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Wed 7/8

3:55 pm-7:46 pm

1 stop3h 51m

Bismarck

Sat 7/18

5:40 pm-9:52 pm

1 stop4h 12m

$357

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Thu 7/9

2:07 pm-11:11 pm

2 stops9h 04m

Bismarck

Mon 7/13

1:27 pm-7:30 pm

1 stop6h 03m

$404

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Tue 6/16

9:45 am-12:17 pm

Nonstop2h 32m

Bismarck

Thu 6/25

12:47 pm-3:11 pm

Nonstop2h 24m

$433

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Fri 6/19

6:30 am-12:46 pm

1 stop6h 16m

Bismarck

Tue 6/23

8:00 am-3:05 pm

1 stop7h 05m

$437

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Fri 6/26

6:30 am-10:36 am

1 stop4h 06m

Bismarck

Mon 6/29

5:00 am-11:31 am

1 stop6h 31m

$439

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Wed 7/1

1:40 pm-11:14 pm

2 stops9h 34m

Bismarck

Fri 7/3

5:42 pm-9:25 pm

1 stop3h 43m

$452

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Fri 6/26

9:45 am-12:17 pm

Nonstop2h 32m

Bismarck

Mon 6/29

12:47 pm-3:11 pm

Nonstop2h 24m

$460

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Sat 6/6

5:41 pm-11:22 pm

1 stop5h 41m

Bismarck

Sat 6/13

1:26 pm-5:27 pm

1 stop4h 01m

$464

ChicagoBismarck

ORD - BIS

ORDBIS

Chicago O'Hare Intl

Thu 7/9

3:49 pm-11:56 pm

1 stop8h 07m

Bismarck

Mon 7/13

1:01 pm-3:25 pm

Nonstop2h 24m

$475

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/24

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from O'Hare Intl to Bismarck

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Bismarck in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Bismarck flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Bismarck flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Bismarck flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Bismarck flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Bismarck flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Bismarck

Have a flexible travel schedule? Discover the best time to fly to Bismarck from O'Hare Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Chicago O'Hare Intl Airport to Bismarck

What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Bismarck?

Currently, March is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Bismarck (average of $255). Flying from Chicago O'Hare Intl Airport to Bismarck in November is currently the most expensive (average of $561). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ORD to BIS?

Find hourly flight availability from O'Hare Intl to Bismarck. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 27, 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chicago O'Hare Intl Airport to Bismarck as you normally would.

How much does it cost to fly round-trip from Chicago O'Hare Intl Airport to Bismarck?

Reviews of airlines servicing Bismarck

Get insights into the airlines that provide service to Bismarck. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Bismarck. Reviews last updated May 27, 2026.
Get a feel of what it's like to fly with American Airlines from Chicago O'Hare Intl Airport to Bismarck by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,640 reviews

Boarding

7.5

Comfort

7.2

Overall

7.1

Food

6.4

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,640 reviews
American Airlines
7.1
Good
11,640 reviews

Boarding

7.5

Comfort

7.2

Overall

7.1

Food

6.4

Crew

7.9

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

Related info for your journey

Find useful and relevant information for your journey from O'Hare Intl to Bismarck. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Bismarck from Chicago O'Hare Intl?

    For a flight from Chicago O'Hare Intl to Bismarck, you will be flying into Bismarck. Bismarck (BIS) is just 2.5 mi from the center of the city. Bismarck is the only Bismarck airport and it handles 0 inbound flights from Chicago O'Hare Intl per day. 1 airline has flights to Bismarck from Chicago O'Hare Intl on a regular basis.

  • How long is the flight from Chicago O'Hare Intl Airport to Bismarck?

    American Airlines and Delta can get you from Chicago O'Hare Intl Airport to Bismarck in just under 2h 31m. Your travel time can differ by up to 1h 20m. The distance from Chicago O'Hare Intl Airport to Bismarck is about 714 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Chicago O'Hare Intl Airport to Bismarck round-trip?

    According to our current data, American Airlines ($259), offers the cheapest pricing from Chicago O'Hare Intl Airport to Bismarck. American Airlines is 28% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest flights from Chicago O'Hare Intl Airport to Bismarck?

    Looking for the cheapest flight from Chicago O'Hare Intl Airport to Bismarck? While on average our users pay $479, our data indicates the cheapest price to be $322. The most popular route (Chicago O'Hare Intl - Bismarck), is priced around $357.

  • Can I find deals for flights from O'Hare Intl to Bismarck that include hotel bookings?

    Yes. In addition to deals on O'Hare Intl to Bismarck flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from O'Hare Intl to Bismarck?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from O'Hare Intl to Bismarck.

  • Can I find deals for business class flights from O'Hare Intl to Bismarck?

    Yes. Cheapflights offers flight deals from O'Hare Intl to Bismarck by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Chicago O'Hare Intl Airport to Bismarck?

    Currently, March is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Bismarck (average of $255). Flying from Chicago O'Hare Intl Airport to Bismarck in November is currently the most expensive (average of $561). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for O'Hare Intl to Bismarck

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Fargo flights
Midway to Fargo flights
O'Hare Intl to Minot flights
O'Hare Intl to Grand Forks flights

Top airline flying from O'Hare Intl to Bismarck

Discover the top airline that operate flights from O'Hare Intl to Bismarck. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$259Average$338FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.