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Billings

$187+ Cheap flights from Ontario to Billings (BIL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BIL
Jan 22 — Jan 291
Thu 1/22
Thu 1/29
1 adult, Economy
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Cheap flight deals from Ontario to Billings

Cheapest flights from Ontario to Billings
Explore the most affordable flight options available from Ontario to Billings. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/238:30 amYYZ - BIL
1 stop14h 54mUnited Airlines
Wed 12/242:40 pmBIL - YYZ
1 stop6h 01mUnited Airlines
Deal found 12/21$849

Find flight deals from Ontario to Billings

Keep the following information in mind while searching for Ontario to Billings flight deals. Data was last updated December 23, 2025.

Round-trip from

$308
(United Airlines)

One-way from

$187
(United Airlines)

Popular in

July

Cheapest in

May
From Ontario to Billings Logan Intl
Search Deals
One-way flight from Ontario to Billings Logan Intl
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($59 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Billings that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 23, 2025.
Use the filters below to find and compare flights from Ontario to Billings that are best for you.

Fly from

Ontario

Fly to

Billings

Route

Depart

Return

Price

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Thu 1/22

4:10 pm-9:23 pm

1 stop7h 13m

Billings Logan Intl

Sun 1/25

4:13 pm-2:20 pm

2 stops20h 07m

$308

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Thu 1/22

10:05 am-7:24 pm

2 stops11h 19m

Billings Logan Intl

Sun 1/25

6:10 am-3:59 pm

1 stop7h 49m

$308

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 5/1

6:59 pm-8:11 pm

2 stops27h 12m

Billings Logan Intl

Fri 5/8

5:45 am-4:45 pm

1 stop9h 00m

$575

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 5/1

5:30 pm-1:13 pm

3 stops21h 43m

Billings Logan Intl

Fri 5/8

2:40 pm-2:16 pm

2 stops21h 36m

$587

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 2/6

9:00 pm-1:24 pm

2 stops18h 24m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Best time to book a flight from Ontario to Billings

Have a flexible travel schedule? Discover the best time to fly to Billings from Ontario with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ontario to Billings

What is the cheapest time of day to fly from ON to BIL?

Find hourly flight availability from Ontario to Billings. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 23, 2025.

A simple way to save on the total cost of your ticket is to fly from Region of Ontario to Billings at noon. If you’re flexible enough to do this you can expect to save up to 34% on your trip compared to booking a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Billings. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Billings from Ontario?

    Located just 2.7 mi from the city center, Billings Logan Intl (BIL) is the airport most travelers will use when flying to Billings from Ontario.

  • How long is the flight from Region of Ontario to Billings?

    United Airlines and Delta can get you from Region of Ontario to Billings in just under 7h 13m. Your travel time can differ by up to 4h 06m. The distance from Region of Ontario to Billings is about 1418 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Ontario to Billings that include hotel bookings?

    Yes. In addition to deals on Ontario to Billings flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Billings?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to Billings.

  • Can I find deals for business class flights from Ontario to Billings?

    Yes. Cheapflights offers flight deals from Ontario to Billings by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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