$150 Find Cheap Flights from Billings to Chicago - Compare and Save

Two cabin classes are available on flights from Billings to Chicago:

• Economy Class
• First Class

A nonstop flight from Billings to Chicago takes 00m, covering 1,073 miles.

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Round-trip flights from Billings to Chicago range from $330 to $573, with an average of $451 over the past 12 months. Anything below $330 counts as a good deal.

On this route, layover flights are cheaper than nonstop options on average. Layover fares average $279 round-trip via Salt Lake City (SLC), compared to $466 for nonstop.

There is no standard. Checked-bag policies vary by airline on this route. Most carriers charge $40–$100 for the first checked bag in economy. Premium fares and elite-status bookings typically include a free checked bag.

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $336 to $1,453. That means the highest observed fare was about 4x higher than the lowest one.

American Airlines is the only airline on the Billings to Chicago route offering in-flight Wi-Fi. Pricing depends on fare class.

One-way fares from Billings to Chicago are currently lower than usual. Average one-way flight prices are about $174, which is 45% below the typical average for this route.

Since Chicago is served by multiple airports, car rental options and rates can vary depending on which one you fly into.
Near Chicago O'Hare Intl Airport (ORD) — daily rates averaging $64:

• Routes Car & Truck Rentals
• Europcar
• Hertz
• Ace
• Dollar

Near Chicago Midway Airport (MDW) — daily rates averaging $84:

• Hertz
• Dollar
• Budget
• Alamo
• Rent-A-Wreck

Near Chicago Greater Rockford Airport (RFD) — daily rates averaging $81:

• Alamo
• Enterprise Rent-A-Car
• Budget
• Avis
• National

Flights from Billings to Chicago usually depart from Billings Logan Intl (BIL) and may arrive at several airports in Chicago area, including Chicago Midway (MDW), Chicago O'Hare Intl (ORD) and Chicago Greater Rockford (RFD).

One-stop flights from Billings to Chicago most commonly connect through:

• Denver Intl (DEN) - 63% of one-stop connections
• Minneapolis St Paul (MSP) - 29% of one-stop connections
• Dallas/Fort Worth (DFW) - 6% of one-stop connections
• Salt Lake City (SLC) - 3% of one-stop connections

Yes. Flexible dates can save you up to 35% on flights from Billings to Chicago. Saturday is the cheapest departure day at $348 round-trip on average, while Monday is the most expensive at $534, a difference of $186.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

Flying via Minneapolis St Paul (MSP) gives the shortest average 1-stop total travel time at 5h 42m, compared with 5h 55m via Denver Intl (DEN) and 6h 54m via Salt Lake City (SLC).

Chicago is 1 hour ahead of Billings (Central Time vs Mountain Time). Plan for the time shift when scheduling connections or first-day activities.

Some of the most popular sights in Chicago are Magnificent Mile, Grant Park and Soldier Field. These are among the most viewed places in Chicago on KAYAK.

Among airlines operating Billings to Chicago flights:

• American Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• American Airlines: a cabin bag and a checked bag in Economy Class

Bag allowance can vary by ticket type, cabin class, route and airline, so always check the fare details before booking.