Cheap flights from Ontario to Billings from $123
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Billings departing on 6/17. 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 Ontario 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 October is, on average, the cheapest month to fly to Billings from Ontario, with most prices found around $294. The month of January is another great option to travel to Billings, with average flight prices from Ontario averaging around $308.
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 $126. Flights from Ontario to Billings on a Monday will generally be more expensive and average around $492. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest airline that flies from Ontario to Billings Logan Intl?
Delta, Alaska Airlines, and American Airlines are the most popular carriers operating from Ontario to Billings Logan Intl
What airlines fly to Billings?
Delta, United Airlines and Alaska Airlines are the top three most popular airlines that fly to Billings from Ontario according to our data. Delta is the first choice among our users, with 39% of people opting to fly with this airline when traveling to Billings. Keep in mind that there are 4 different airlines that fly to Billings on a routine basis, so you have a few additional options to choose from.
When to book flights from Ontario to Billings
Cheap Ontario to Billings (ONT to BIL) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ontario to Billings
How far is Ontario to Billings Logan Intl by plane?
The straight-line distance from Ontario to Billings Logan Intl is 941.7 mi. Typically, this will take 4h 53m by plane in normal conditions.
When did momondo last update prices for flights from Ontario Airport to Billings Logan Intl Airport?
Prices for flights from Ontario Airport to Billings Logan Intl Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario Airport to Billings Logan Intl Airport?
As of May 2025, there are 3 operators available to choose from for flights from Ontario Airport to Billings Logan Intl Airport.
How old do you have to be to fly from Ontario Airport to Billings Logan Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Billings Logan Intl Airport.
What documentation or ID do you need to fly to Billings Logan Intl Airport?
The required travel and health documents for your Billings Logan Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Billings Logan Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Ontario to Billings?
momondo data reveals that the most frequently booked airline on the route from Ontario to Billings is Delta, representing 47% of all bookings. The subsequent popular airlines are United Airlines at 28% and Alaska Airlines at 26%.
Best airlines flying from Ontario to Billings
Compare and see reviews for airlines that fly from Ontario to Billings with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $245 | Free Cancellation | Rating 8.0 7,934 reviews | |||
| PriceFrom $288 | Free Cancellation | Rating 8.0 9,972 reviews | |||
| PriceFrom $361 | Free Cancellation | Rating 7.4 8,696 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ontario to Billings?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to Billings. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Ontario to Billings with flexible booking policies on momondo?
Flights from Ontario to Billings with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.
How can momondo help me find flights from Ontario to Billings?
Once you have performed a search for Ontario to Billings flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Ontario 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 Ontario and alert you when they change.