Cheap flights from Illinois to Billings from $149
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Billings departing on 6/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Illinois to Billings
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Billings?
The month of February is, on average, the cheapest month to fly to Billings from Illinois, with most prices found around $363. The month of January is another great option to travel to Billings, with average flight prices from Illinois averaging around $378.
What is the cheapest day to depart on your flight to Billings?
Our data shows that Thursday is the least expensive day to fly to Billings. Tickets to fly out on this day can be as low as $559. Flights from Illinois to Billings on a Monday will generally be more expensive and average around $695. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Billings?
According to our data, the cheapest time of day to fly to Billings is in the afternoon. momondo users have found flights departing from Illinois to Billings in the afternoon for as low as $554. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At noon is when there is more demand to fly to Billings, so prices are often more expensive at around $628 per ticket.
What is the cheapest Illinois to Billings Logan Intl flight route?
Fly from Chicago O'Hare Intl to Billings Logan Intl for the best Illinois - Billings Logan Intl flight prices
What is the cheapest airline that flies from Illinois to Billings Logan Intl?
American Airlines, Delta, and Alaska Airlines are the most popular carriers operating from Illinois to Billings Logan Intl
What airlines fly to Billings?
United Airlines, American Airlines and Delta are the top three most popular airlines that fly to Billings from Illinois according to our data. United Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Billings. Keep in mind that there are 3 different airlines that fly to Billings on a routine basis, so you have a few additional options to choose from.
Cheap Illinois to Billings flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Illinois to Billings
Best Price Found | $149 |
|---|---|
Fastest flight time | 3h 01m |
Direct flights | Mon, Wed, Thu, Fri, Sat and Sun |
Airports in Billings | 1 airport |
When did momondo last update prices for flights from Illinois to Billings Logan Intl Airport?
Prices for flights from Illinois to Billings Logan Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Illinois to Billings Logan Intl Airport?
As of April 2025, there are 3 operators available to choose from for flights from Illinois to Billings Logan Intl Airport.
How old do you have to be to fly from Illinois to Billings Logan Intl Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The travel and health documents you'll need for your trip to Billings Logan Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Billings Logan Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Illinois to Billings?
momondo data reveals that the most frequently booked plane model on the route from Illinois to Billings is Embraer 175 (Enhanced Winglets), representing 38.89% of all bookings. The subsequent popular models are Embraer 170 at 34.26%, Embraer 175 at 25.00%, and Boeing 737 MAX 9 at 0.93%.
Best airlines flying from Illinois to Billings
Compare and see reviews for airlines that fly from Illinois to Billings with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $248 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $319 | Free Cancellation | Rating 7.4 8,696 reviews | |||
| PriceFrom $334 | Free Cancellation | Rating 7.2 10,000 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Illinois to Billings?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Billings. momondo saves you time and could save you money on your trip.
Can I find flights from Illinois to Billings with flexible booking policies on momondo?
Yes. All flights to Billings from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Illinois to Billings?
momondo provides multiple filters to help you find the best flight to Billings from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Illinois to Billings right now. Can momondo alert me if prices change?
If you are simply researching potential flights to Billings, momondo offers a useful price alert feature which will track prices for flights to Billings from Illinois and alert you when they change.