Flight tickets from Billings (BIL) to Ontario International (ONT) from ₹ 15,336
Return selected
Return selected
Travellers and cabin class, 1 Adult, Economy
Flight deals from Billings to Ontario International
Looking for a cheap last-minute deal or the best return flight from Billings Airport to Ontario International Airport? If you want to travel next month, return fares start from ₹ 28,596. Find the lowest prices on one-way and return tickets right here.Find the cheapest month to fly from Billings to Ontario International
We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Billings to Ontario International flights are currently cheapest in September.Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul
Billings to Ontario International: Alternative routes
Compare routes from Billings to Ontario below. You may find an airport to fly into that's cheaper, faster, or easier than Ontario International.Finding cheap flights from Billings to Ontario International: Frequently asked questions
How to find cheap flights to Ontario (ONT) from Billings (BIL) in 2026
Looking for cheap tickets from Billings to Ontario International? Return tickets start from ₹ 28,681 and one-way flights to Ontario International from Billings start from ₹ 15,336
Here are a few tips on how to secure the best flight price and make your journey as smooth as possible.
- Simply hit 'search'. From British Airways to international carriers like Emirates, we compare all major airlines along with the most popular online travel agents to find the cheapest plane tickets from Billings to Ontario International. And with us there are no hidden fees - what you see is what you pay.
- Compare flight deals to Ontario from Billings from over 1,000 providers. Then choose the cheapest or fastest plane tickets. Flight tickets to Ontario start from ₹ 15,336 one-way.
- Flex your dates to find the best BIL-ONT ticket prices. If you are flexible when it comes to your travel dates, use Skyscanner's 'Whole month' tool to find the cheapest month, and even day to fly to Ontario International from Billings.
- Set up a Price Alert. You can easily track the fare of your cheap Billings-Ontario International flights by creating an alert. Whenever prices go down or up, you'll get an email or push notification to help make sure you get the best possible flight deal.
- Find the cheapest Business class flights from Billings and Ontario International. We scour the internet for the best Business, Premium Economy and First Class flight fares to Ontario, too. Check the difference in price as you search – you might just chance upon a last-minute low fare. Note that not all cabin classes are available for every destination or airline.
- Include nearby airports in your search. Widen your search for Billings to Ontario International flight deals by selecting the "add nearby airports" option. This will allow you to see flight prices for all the nearest airports at your departure point and your destination and could help you save next time you travel.
- Search for cheap flights regardless of where you are. To get the best flight booking experience when out and about, download the app and search for plane tickets between Billings and Ontario International whenever you want.
Combine your flight to Ontario International from Billings with hotels and car hire
Once you've secured your cheap flight ticket from Billings to Ontario International, discover the best prices and exclusive rates for hotels in Ontario or nearby. You can also compare hundreds of car hire companies in one go so that you get the best car hire price for your trip.
Plan the rest of your trip from Billings to Ontario
Prices shown on this page are estimated lowest prices only. Found in the last 12 days.
