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Cheap flights from Ontario to Billings from C$ 493

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — BIL
29 Jul — 5 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Billings

Enter your travel dates to find the best prices.

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 29 June 2026.

Tue 8/122:50 p.m.
YYZ
-
BIL
2 stops21h 01m
United Airlines
Wed 9/122:40 p.m.
BIL
-
YYZ
1 stop6h 04m
United Airlines
Deal found 24/6C$ 493
Tue 8/127:45 a.m.
YYZ
-
BIL
2 stops12h 03m
Delta
Wed 9/126:25 p.m.
BIL
-
YYZ
2 stops16h 44m
Delta
Deal found 28/6C$ 496
Mon 24/87:45 a.m.
YYZ
-
BIL
2 stops17h 45m
Delta
Wed 26/85:20 a.m.
BIL
-
YYZ
1 stop9h 20m
Delta
Deal found 27/6C$ 517
Mon 24/86:40 p.m.
YYZ
-
BIL
1 stop17h 01m
United Airlines
Wed 26/87:00 a.m.
BIL
-
YYZ
1 stop14h 17m
United Airlines
Deal found 27/6C$ 549
Sun 22/117:20 p.m.
YTZ
-
BIL
2 stops16h 13m
Air Canada
Thu 26/115:00 a.m.
BIL
-
YTZ
2 stops9h 41m
Air Canada
Deal found 24/6C$ 565
Fri 10/75:45 p.m.
YYZ
-
BIL
1 stop7h 05m
Delta
Fri 17/75:20 a.m.
BIL
-
YYZ
2 stops15h 53m
Delta
Deal found 27/6C$ 571
Mon 24/87:25 p.m.
YTZ
-
BIL
2 stops19h 56m
United Airlines
Wed 26/85:07 a.m.
BIL
-
YTZ
2 stops9h 35m
United Airlines
Deal found 27/6C$ 755
Mon 24/86:10 p.m.
YHM
-
BIL
2 stops31h 19m
Multiple Airlines
Wed 26/87:20 p.m.
BIL
-
YHM
2 stops19h 55m
Multiple Airlines
Deal found 27/6C$ 1,110
Fri 10/79:30 a.m.
YTZ
-
BIL
2 stops13h 47m
Air Canada
Fri 17/75:00 a.m.
BIL
-
YTZ
2 stops14h 31m
Air Canada
Deal found 27/6C$ 1,168
Thu 25/66:10 p.m.
YHM
-
BIL
2 stops44h 55m
Multiple Airlines
Thu 2/71:45 p.m.
BIL
-
YHM
2 stops25h 30m
Multiple Airlines
Deal found 25/6C$ 2,378

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 29 June 2026.

Round-trip from

C$ 493
United Airlines
  • United Airlines
  • 8/12-9/12
  • 3 total stops
  • 27h 05m total
  • Ontario to Billings
Search Deals

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 629,999 searches. Data last updated 29 June 2026.
Use the filters below to find and compare flights from Ontario to Billings that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Tue 8/12

2:50 p.m.-9:51 a.m.

2 stops21h 01m

Billings Logan Intl

Wed 9/12

2:40 p.m.-10:44 p.m.

1 stop6h 04m

C$ 493

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Tue 8/12

7:45 a.m.-5:48 p.m.

2 stops12h 03m

Billings Logan Intl

Wed 9/12

6:25 p.m.-1:09 p.m.

2 stops16h 44m

C$ 496

TorontoBillings

YTZ - BIL

YTZBIL

Toronto Island

Sun 22/11

7:20 p.m.-9:33 a.m.

2 stops16h 13m

Billings Logan Intl

Thu 26/11

4:00 p.m.-10:06 a.m.

2 stops16h 06m

C$ 565
Quickest round-trip

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Fri 10/7

5:45 p.m.-10:50 p.m.

1 stop7h 05m

Billings Logan Intl

Fri 17/7

5:20 a.m.-11:13 p.m.

2 stops15h 53m

C$ 571

TorontoBillings

YYZ - BIL

YYZBIL

Toronto Pearson Intl

Mon 24/8

5:25 p.m.-9:41 a.m.

2 stops18h 16m

Billings Logan Intl

Wed 26/8

2:29 p.m.-10:37 a.m.

2 stops18h 08m

C$ 738

TorontoBillings

YTZ - BIL

YTZBIL

Toronto Island

Mon 24/8

7:25 p.m.-1:21 p.m.

2 stops19h 56m

Billings Logan Intl

Wed 26/8

5:07 a.m.-4:42 p.m.

2 stops9h 35m

C$ 755

HamiltonBillings

YHM - BIL

YHMBIL

Hamilton

Mon 24/8

6:10 p.m.-11:29 p.m.

2 stops31h 19m

Billings Logan Intl

Wed 26/8

7:20 p.m.-5:15 p.m.

2 stops19h 55m

C$ 1,110

TorontoBillings

YTZ - BIL

YTZBIL

Toronto Island

Fri 10/7

9:30 a.m.-9:17 p.m.

2 stops13h 47m

Billings Logan Intl

Fri 17/7

5:00 a.m.-9:31 p.m.

2 stops14h 31m

C$ 1,168
Cheapest one-way

TorontoBillings

YTZ - BIL

YTZBIL

Toronto Island

Mon 6/7

8:30 p.m.-3:29 p.m.

2 stops20h 59m

C$ 676

TorontoBillings

YTZ - BIL

YTZBIL

Toronto Island

Sun 5/7

8:30 a.m.-9:09 a.m.

3 stops26h 39m

C$ 789

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/6

Showing 1-10 of 11 resultsSorted by cheapest first
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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
No data available for this route at this time. Please check back soon.

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 4.4 km from the city centre, 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?

    A quick flight from Region of Ontario to Billings can take about 16h 13m. United Airlines provides one of the quickest options available for as low as C$ 565. Region of Ontario and Billings are separated by a distance of 2301 km. Both multi-stop and direct flights can be found to your destination and back.

  • What are the most popular routes from Region of Ontario to Billings?

    When deciding which route to take from Region of Ontario to Billings consider Toronto Pearson Intl - Billings Logan Intl, Toronto Island - Billings Logan Intl or Hamilton - Billings Logan Intl as they are the most popular.

  • 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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Why should you use Cheapflights to find cheap flight tickets from Ontario to Billings?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Billings from Ontario.

Can Cheapflights find flights from Ontario to Billings with no change fees?

Need flexible booking options for your flight to Billings from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Billings become cheaper?

Yes, Cheapflights offers price alerts on Ontario to Billings flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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