Cheap Flights from Chicago to Billings

Compare Chicago to Billings flight deals

Find the cheapest month or even day of the year to fly to Billings

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Flight deals from Chicago to Billings

Looking for a cheap last-minute deal or the best return flight from Chicago to Billings Airport? If you want to travel next month, return fares start from ج.م.‏ 16,525. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Chicago to Billings

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

Direct flights from Chicago to Billings

Chicago to Billings: Alternative routes

Compare routes from Chicago to Billings below. You may find an airport to fly into that's cheaper, faster, or easier than Billings.

Chicago to Billings: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 9,456
Cheapest month to flySeptember
Average flight time3 hrs, 15 mins
Most popular airlineEnvoy Air
Average flights per week18

Finding cheap flights from Chicago to Billings: Frequently asked questions

The best price we found for a return flight from Chicago to Billings is ج.م.‏ 14,054. 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.
3 hours and 15 minutes is the average flight time from Chicago to Billings.
Envoy Air, American Airlines and United fly direct from Chicago to Billings.
As of June 2026, there are 36 flights per week flying from Chicago to Billings.
The cheapest month to fly from Chicago to Billings is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Chicago to Billings Airport on Saturday, 8 August 2026.
Yes – the average flight time is 3 hours and 15 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 Billings 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 Billings is around 40 days in advance, so don’t leave your flight to the last minute.

Travelling from Chicago to Billings Logan International Airport (BIL): What you need to know

  • Put your plans into motion at Chicago O'Hare International Airport (ORD), the main airport in Chicago. Search for flights from Chicago to Billings Logan International Airport (BIL) that take off from this base.

  • Expect to be travelling for 3 hours 15 minutes. On average, that's the duration of a direct Chicago to Billings Logan International Airport flight.

  • The timezone in Billings is UTC-7, which is one hour behind Chicago. Billings Logan International Airport is located in Billings.

  • Chicago O'Hare International Airport (ORD) to Billings Logan International Airport (BIL) is the most popular route, with 10 direct services every week. You can travel from ORD to BIL on United Airlines's 9am flight.

  • For a stress-free journey, arrive at the airport two hours ahead of international flights and one hour before domestic departures. This will give you enough time to board your flight from Chicago to BIL.

  • Peak months like July or holiday periods such as Christmas and spring break will mean bigger queues at check-in and security. Play it safe and get to the terminal even earlier. Arriving two hours before domestic flights and up four hours ahead of an international flight is a wise idea.

Airports in Chicago

Chicago O'Hare International Airport (ORD)

  • You can jump on a direct flight from Chicago to Billings Logan International Airport (BIL) departing from Chicago O'Hare International Airport (ORD).

  • When departing from ORD, you can take a direct flight from Chicago to Billings Logan International Airport with American Airlines.

  • American Airlines is the airline with the highest number of bookings for flights from ORD to BIL.

  • American Airlines ranks highest for on-time performance. A dependable 87.5% of its departures on this route arrive as planned.

  • Travelling from central Chicago to ORD takes about 45 minutes by public transport. If you ride-share, drive or get a taxi, you'll cover the 27 kilometres in 30 minutes or so, depending on traffic conditions.

  • Have an early flight from Chicago to Billings Logan International Airport? Avoid rushing to the terminal (and enjoy a few extra z's) by staying at one of these hotels near Chicago O'Hare International Airport:

  • 70% of flights departing from Chicago O'Hare International Airport reach their destination on time.

  • ORD is located at 10000 West O'Hare.

Chicago Midway International Airport (MDW)

  • With public transport, you can travel from central Chicago to MDW in about 30 minutes. The terminal is roughly 16 kilometres away, and making the trip by car takes approximately 25 minutes.

  • Get a head start on your holiday with an additional night away from home. Before catching your Chicago to BIL flight, stay in one of these hotels close to Chicago Midway International Airport:

  • Chicago Midway International Airport has an on-time performance rate of 76%. This figure sheds light on how frequently flights that take off from this airport land on time.

  • You'll find MDW at 5700 South Cicero.

Chicago Rockford International Airport (RFD)

  • From the centre of Chicago, RFD is around 145 kilometres away. It takes roughly 1 hour 40 minutes to reach the airport by car and 2 hours or so if you use public transport.

  • Stay in bed a little longer and still make your Chicago to Billings Logan International Airport flight with time to spare. These hotels near Chicago Rockford International Airport make departure day a breeze if you're flying out first thing:

  • Flights departing from RFD reach their destination within the expected time frame 71% of the time.

  • You'll find Chicago Rockford International Airport at 2 Airport Cir.

About Billings Logan International Airport (BIL)

Getting from Billings Logan International Airport (BIL) to central Billings

  • Central Billings is around 10 kilometres from Billings Logan International Airport and takes about 15 minutes to reach by car. Work out your options for getting into the city, whether that's with a taxi, car hire or ride-share.

  • It takes around 30 minutes if you're using public transport.

How to find the cheapest flights from Chicago to Billings Logan International Airport (BIL)

  • The lowest price we've found for a one-way ticket from Chicago to Billings Logan International Airport is ج.م.‏ 9,456. For a return flight on this route, the best price is ج.م.‏ 14,009. Depending on the availability when you book, these fares can change.

  • To snag cheap flights from Chicago to BIL, book your ticket three months ahead of your departure date.

  • Schedule your trip for August. That's the best month for scoring an incredible deal on Chicago to Billings Logan International Airport tickets. If you have flexibility with your dates, use the 'Whole month' tool to find the lowest price across each month.

  • Never miss a deal on plane tickets from Chicago to BIL by setting up a Price Alert. We'll send you an email or notification on the app when fares go down.

  • Tailor your trip using filters. Select your preferred arrival and departure times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Chicago to Billings Logan International Airport.

The best time to fly from Chicago to Billings Logan International Airport (BIL)

  • December is the quietest month for flights from Chicago to Billings Logan International Airport (BIL), while June is the most popular. Work out the best time to visit Billings based on whether you want a bustling atmosphere or a more laid-back vibe.

  • Book a Chicago to BIL plane ticket departing in July if you want to experience the city during its warmest month. Expect temperatures in Billings to range from 13ºC to 34ºC.

  • February has temperatures of between -18ºC and 8ºC. Search for cheap tickets from Chicago to Billings Logan International Airport around that time if you like cooler conditions.

More about Billings

Explore more of the United States

  • Billings will leave a lasting impression, but there are so many other corners of the United States just waiting to be discovered. About 290 kilometres northwest of Billings, a visit to Great Falls will fill your itinerary to the brim. Don't miss top attractions like Lewis & Clark National Historic Trail Interpretive Centre, Great Falls Dam View and St. Ann Cathedral.

  • Around 193 kilometres west of Billings, Bozeman is another favourite stop in the United States. Experience major highlights starting with Museum of the Rockies, American Prairie Reserve and American Prairie.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.