The cheapest times to fly from ORD to BIL are
- January 1st to March 4th (except the week of February 12th)
- April 16th to May 6th
- August 6th to November 11th
based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from ORD to BIL is mid to late September. Prices can be as high as $853 for Sunday flights during late June, or as low as $282 for Tuesday flights around mid to late September.
When to Fly to Billings
Flying from Chicago, IL (ORD) to Billings, MT (BIL) will usually cost between $323 to $549 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late September with an average ticket price of $331. Due to high demand the most expensive time to fly is late June, with an average price of $523. Planning your trip to low-cost times can easily save you $192 on economy flights and even more on first-class flights. Generally, any price below $395 can be considered a good price for a round-trip ORD to BIL flight.
See below for a graph of average weekly prices for the ORD to BIL route. All prices are for round-trip tickets in USD.
Compared to other flights, the ORD to BIL flight is much cheaper than the average and costs much less than the average flight leaving from Chicago. The average price per mile (for a direct flight) is $0.23, which is below average.
Flight Prices by Day of the Week
Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $89 (20%) on this flight.
Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $355. Return trip prices are from the BIL to ORD flight, and often highlight the quality of our data in showing the same trend.
Departing Prices by Day
Return Trip Prices by Day
Nonstop Flights and Layovers
Travelers looking to fly from ORD to BIL can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 2 hour 53 minutes may not be realistic.
Flight Questions Answered
Still have questions about flying from ORD to BIL? We’ve got answers.
Which airlines fly this route?
You can find 5 major airlines flying this route most often: Alaska, American, Delta, Frontier, United, and potentially more during busy seasons.
How far away is it from Billings Logan International Airport to Chicago O’Hare International Airport?
The distance between the two airports is roughly 1058 miles or 1703 kilometers.
How long does it take to fly from ORD to BIL?
The real-world flight time for a nonstop ORD to BIL flight is about 2 hour 53 minutes.
How many flights go between Chicago, IL and Billings, MT?
It depends on the day of the week and the date, but a typical day might have around 83 available flights from ORD to BIL.
Airport Location Info
|Origination airport name||Chicago O’Hare International Airport|
|Country||the United States|
|Destination airport name||Billings Logan International Airport|
|Country||the United States|
Late and Early Flight Data
Flights from ORD to BIL tend to depart much later than the average flight. According to our recently updated data, 43% of flights departed 5 or more minutes late, and 13% of flights left 5 or more minutes early. On average you can expect to leave BIL heading for ORD about 34 minutes late. This does significantly impact arrival time, as the average landing time in Billings, MT is about 35 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:
- SkyWest: 34 minutes late
- Some airlines not reporting
Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.