US$154️ Cheap Flights from Ontario to Billings (2024)

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Find cheap one-way flights from Ontario to Billings starting at US$154.

We've found these cheap flights for you. You can book one-way or round-trip flight tickets.

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to book flights from Ontario to Billings?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Cheapest airlines flights from Ontario to Billings

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Frontier Airlines

From US$117

Delta Air Lines

From US$158

Alaska Airlines

From US$167

United Airlines

From US$200

American Airlines

From US$287

Southwest Airlines

From US$590

ANA airlines

Find more flights and airlines

Find cheap flights from Ontario to Billings by different airports

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Ontario to Billings.

Cheapest
ONT
00:59
22h 25m
2 transfer
BIL
00:24
Ontario International Airport - Billings Logan International Airport
Wed, May 29Frontier Airlines
US$117
ONT
00:59
22h 25m
2 transfer
BIL
00:24
Ontario International Airport - Billings Logan International Airport
Wed, May 29Frontier Airlines
US$117
Find More Flights

Frequently Asked Questions

When are flight tickets from Ontario (ONT) to Billings (BIL) the cheapest?
Airlines adjust prices for flights from Ontario to Billings based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from Ontario (ONT) to Billings (BIL) cost?
According to Trip.com's data, the lowest price is around $456.
What is the transportation method from the main airport to downtown in Billings?
- The distance from Billings Logan International Airport to downtown is about 3km. It takes about 20 minutes by taxi.

How to find a cheap flight from Ontario to Billings

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Ontario to Billings. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

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