How does KAYAK find such low prices on flights from Ontario to Billings?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Billings. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Billings?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Billings from Ontario is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Ontario to Billings?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Billings with an airline and back to Ontario with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Billings?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Billings from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$218 CHEAP FLIGHTS from Ontario to Billings

KAYAK searches hundreds of travel sites at once for deals on flights to Billings

...and more

Travelers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 24% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Bundle and saveSave money when you bundle your flight + hotel.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Cheapest round-trip

$570

Air Canada

Sun 12/14Sat 12/27

YYZ - BIL • 2 stops

Cheapest one-way

$218

Multiple Airlines

Thu 1/1

YYZ - BIL • 1 stop

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Billings!

Flight Deals

Cheap Flights from Ontario to Billings

Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Ontario to Billings that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Ontario to Billings

Sun, Dec 14 - Sat, Dec 27

8:00 am - 9:21 pmYYZ-BIL

15h 21m2 stops

6:35 am - 11:59 pmBIL-YYZ

15h 24m2 stops

$570Air Canada

Find Deal

Fri, Mar 27 - Tue, Mar 31

2:50 pm - 8:46 pmYYZ-BIL

7h 56m1 stop

5:51 pm - 1:42 pmBIL-YYZ

17h 51m2 stops

$572United Airlines

Find Deal

Fri, Mar 27 - Tue, Mar 31

5:10 pm - 10:50 pmYYZ-BIL

7h 40m1 stop

6:15 am - 4:00 pmBIL-YYZ

7h 45m1 stop

$578Delta

Find Deal

Fri, Mar 27 - Tue, Mar 31

5:10 pm - 10:50 pmYYZ-BIL

7h 40m1 stop

6:15 am - 4:00 pmBIL-YYZ

7h 45m1 stop

$579Delta

Find Deal

Sun, Dec 14 - Sat, Dec 27

8:00 am - 9:21 pmYYZ-BIL

15h 21m2 stops

6:35 am - 10:41 pmBIL-YYZ

14h 06m1 stop

$583Air Canada

Find Deal

Sun, Dec 14 - Sat, Dec 27

8:30 am - 9:21 pmYYZ-BIL

14h 51m1 stop

6:35 am - 11:59 pmBIL-YYZ

15h 24m2 stops

$602United Airlines

Find Deal

Sun, Dec 14 - Sat, Dec 27

8:30 am - 9:21 pmYYZ-BIL

14h 51m1 stop

6:35 am - 11:59 pmBIL-YYZ

15h 24m2 stops

$603United Airlines

Find Deal

Sun, Dec 14 - Sat, Dec 27

9:00 am - 9:21 pmYYZ-BIL

14h 21m2 stops

6:35 am - 11:59 pmBIL-YYZ

15h 24m2 stops

$648United Airlines

Find Deal

Useful Info

Low season	May
High season	June
Cheapest flight	$218

Best time to beat the crowds with an average 14% drop in price.

Most popular time to fly with an average 10% increase in price.

Flight from Toronto to Billings

How does KAYAK find such low prices on flights from Ontario to Billings?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Billings.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Billings?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Billings from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Ontario to Billings?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Billings with an airline and back to Ontario with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Billings?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Billings from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Billings

Airports

Cabin class

Complete your trip

Direct Flights

Flights to other cities

Origins

Other airports

Information on the airport you'll fly into in Billings

Billings (BIL)

$218 Find Cheap Flights from Ontario to Billings

KAYAK searches hundreds of travel sites at once for deals on flights to Billings

Everything you should know

Cheap Flights from Ontario to Billings

Recent round-trip flight deals from Ontario to Billings

Recent one-way flight deals from Ontario to Billings

Good to know

FAQs for booking flights from Ontario to Billings

How does KAYAK find such low prices on flights from Ontario to Billings?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Ontario to Billings.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Ontario to Billings?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Billings from Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Ontario to Billings?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Billings with an airline and back to Ontario with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Ontario to Billings?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Billings from Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight to Billings

Information on the airport you'll fly into in Billings

Cabin class types available on flights to Ontario

Complete your trip to Billings with a hotel stay or car rental

Find direct flights for Billings

Flights to other popular destinations

Flights from domestic origins to Billings

Choose which airport to fly into in Billings