C$280 Cheap Flights from Bismarck (BIS) to Chicago (CHIA)

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Find the cheapest month to fly from Bismarck to Chicago

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bismarck to Chicago flights are currently cheapest in May.

Which airlines fly from Bismarck to Chicago?

Bismarck to Chicago: Flight information

The things to know before you go.
Cheapest flight foundC$280
Cheapest month to flyMay
Average flight time2 hrs, 26 mins
Most popular airlineEnvoy Air
Average flights per week52

Finding cheap flights from Bismarck to Chicago: Frequently asked questions

There are 4 airports in Chicago: Chicago Midway, Chicago O'Hare International, Chicago Dupage County, and Chicago Rockford.
The best price we found for a return flight from Bismarck to Chicago is C$430. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 26 minutes is the average flight time from Bismarck to Chicago.
Envoy Air, American Airlines and Qatar Airways fly direct from Bismarck to Chicago.
As of May 2026, there are 26 flights per week flying from Bismarck to Chicago.
The cheapest month to fly from Bismarck to Chicago is usually October.
If you're flying from Bismarck Airport, the cheapest airport near Chicago is Chicago O'Hare International – which is 25.4 km away from the centre of Chicago. We've found flights into this airport from C$430.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Bismarck Airport to Chicago on Wednesday, October 14, 2026.
Yes – the average flight time is 2 hours and 26 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Chicago but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Chicago is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 13°C. July is typically the warmest month in Chicago, when it usually averages around 26°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is August.
Currently, Delta offers the cheapest flight tickets to Chicago.

Flying from Bismarck Airport (BIS) to Chicago: what you need to know

  • Chicago's timezone is UTC-5, which is the same as Bismarck (the location of Bismarck Airport).

  • Give yourself enough time to make your flight from BIS to Chicago. As a rule of thumb, arrive two hours before international departures and an hour ahead for domestic flights.

  • Popular months like October or vacation times such as spring break and Thanksgiving will mean longer waits at check-in and security. If you're travelling then, play it safe and get to the airport even earlier. Arriving two hours before domestic flights and up four hours ahead of international flights is a wise move.

  • For a flight within United States, you won't need a visa or even a passport. However, you'll have to present another form of identification, like a driver's licence or ID card. Once you've booked flight tickets from Bismarck Airport to Chicago, make sure your ID is up to date.

  • Central Bismarck to BIS is approximately 5 kilometres. Depending on traffic conditions, it'll take you about 9 minutes to get there if you're ride-sharing, catching a cab or driving.

  • Looking for a handy hotel close to BIS? If you're catching an early flight from Bismarck Airport to Chicago, these stays will have you moments from your check-in counter:

How to find the cheapest flights from Bismarck Airport (BIS) to Chicago

  • C$280 is the lowest price we've seen for a one-way ticket from Bismarck Airport to Chicago. For a return flight on this route, the best price is C$430. Depending on the availability when you book, these fares could change.

  • To get your hands on cheap tickets from BIS to Chicago, book as early as possible. Airlines typically offer lower fares when flights are first made available.

  • Getting cheap tickets from Bismarck Airport to Chicago is more likely if you can be flexible with your travel dates. Try using the 'Whole month' tool to show the lowest fares across every month and snap up a great deal.

  • Sign into your online account or use the app to create a Price Alert. You'll be notified right away if there's a better deal on this route. It's simple to do, and it'll save you from searching for cheap tickets from BIS to Chicago every day.

  • Tailor your travel plans with filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Bismarck Airport to Chicago.

Airports in Chicago

O'Hare International Airport (ORD)

Chicago Midway International Airport (MDW)

Best time to go to Chicago

  • It's time to choose your travel dates for your flight from Bismarck Airport to Chicago. August is the most popular month for a trip to Chicago. If you prefer a quieter atmosphere, go in February.

  • Before you book a flight from Bismarck Airport to Chicago, think about the type of weather you enjoy. July is the warmest month in Chicago, with the temperature ranging from 15ºC to 29ºC.

  • January sees average temperatures of between -12ºC and 3ºC. Look for cheap flights from BIS to Chicago sometime around then if you like cooler conditions.

More about Chicago

  • Start your Chicago trip right by choosing the perfect place to stay. After booking your flight from Bismarck Airport to Chicago, explore our range of accommodation options including:

  • All great journeys should include some sightseeing. Millennium Park, Art Institute of Chicago and LandShark Beer Garden at Navy Pier are must-visits when exploring Chicago.

Complete your Chicago trip with a car rental

  • Choose one of our car rentals in Chicago and explore the city on your own terms. Easily compare rates in one go to find the perfect ride once you've locked in your hotel and cheap flights from Bismarck Airport to Chicago.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.