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Cheap flights from Hermosillo to Ontario from C$ 371

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
HMO — YYZ
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Hermosillo to Ontario

Keep the following information in mind while searching for Hermosillo to Ontario flight deals. Data was last updated 17 September 2025.

Round-trip from

C$ 792

One-way from

C$ 371

Popular in

March

Cheapest in

January

Average price

C$ 1,239
WestJet
  • WestJet
  • 27/10-16/2
  • 3 total stops
  • 44h 44m total
  • Hermosillo to Ontario
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1/11
  • 1/11
  • 2 total stops
  • 13h 00m total
  • Hermosillo to Ontario
Search Deals
High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 5% potential price decrease (C$ 76 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Hermosillo to Ontario

Cheapest flights from Hermosillo to Ontario
Explore the most affordable flight options available from Hermosillo to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Mon 27/104:56 p.m.HMO - YUL
2 stops19h 16mWestJet
Mon 16/210:05 a.m.YUL - HMO
1 stop25h 28mWestJet
Deal found 17/9C$ 792
Wed 8/1012:25 p.m.HMO - YUL
2 stops20h 59mAmerican Airlines
Wed 3/122:29 p.m.YUL - HMO
2 stops24h 26mAmerican Airlines
Deal found 17/9C$ 879
Thu 30/107:12 p.m.HMO - YTZ
2 stops19h 13mMultiple Airlines
Thu 6/1111:45 a.m.YTZ - HMO
3 stops22h 27mMultiple Airlines
Deal found 15/9C$ 1,136
Wed 8/104:32 p.m.HMO - YUL
1 stop11h 58mAeromexico
Wed 3/1210:05 a.m.YUL - HMO
1 stop24h 07mAeromexico
Deal found 17/9C$ 1,798
Wed 8/104:30 p.m.HMO - YUL
1 stop12h 00mWestJet
Wed 3/126:45 a.m.YUL - HMO
2 stops13h 35mWestJet
Deal found 17/9C$ 1,995

Cheapflights Fare Finder

 
Customize your flight search to find flights from Hermosillo to Ontario 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 17 September 2025.
Use the filters below to find and compare flights from Hermosillo to Ontario that are best for you.

Fly from

Hermosillo

Fly to

Ontario

Route

Depart

Return

Price

HermosilloMontreal

HMO - YUL

HMOYUL

Hermosillo Gen Pesqueira Garcia

Mon 27/10

4:56 p.m.-3:12 p.m.

2 stops19h 16m

Montreal Pierre Elliott Trudeau Intl

Mon 16/2

10:05 a.m.-9:33 a.m.

1 stop25h 28m

C$ 792

HermosilloMontreal

HMO - YUL

HMOYUL

Hermosillo Gen Pesqueira Garcia

Wed 8/10

12:25 p.m.-12:24 p.m.

2 stops20h 59m

Montreal Pierre Elliott Trudeau Intl

Wed 3/12

2:29 p.m.-12:55 p.m.

2 stops24h 26m

C$ 879

HermosilloOttawa

HMO - YOW

HMOYOW

Hermosillo Gen Pesqueira Garcia

Mon 16/2

6:24 p.m.-4:53 p.m.

2 stops20h 29m

Ottawa

Fri 20/2

6:00 a.m.-2:23 p.m.

2 stops34h 23m

C$ 885

HermosilloMontreal

HMO - YUL

HMOYUL

Hermosillo Gen Pesqueira Garcia

Mon 16/2

2:28 p.m.-7:05 a.m.

2 stops38h 37m

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

10:05 a.m.-7:37 p.m.

1 stop11h 32m

C$ 904

HermosilloMontreal

HMO - YUL

HMOYUL

Hermosillo Gen Pesqueira Garcia

Mon 16/2

10:28 a.m.-7:27 a.m.

1 stop18h 59m

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

10:05 a.m.-5:29 p.m.

1 stop33h 24m

C$ 1,025

HermosilloToronto

HMO - YYZ

HMOYYZ

Hermosillo Gen Pesqueira Garcia

Mon 16/2

8:23 a.m.-6:03 a.m.

1 stop19h 40m

Toronto Pearson Intl

Fri 20/2

10:01 a.m.-2:23 p.m.

1 stop30h 22m

C$ 1,048

HermosilloToronto

HMO - YYZ

HMOYYZ

Hermosillo Gen Pesqueira Garcia

Mon 16/2

2:00 p.m.-4:24 p.m.

2 stops24h 24m

Toronto Pearson Intl

Fri 20/2

6:10 p.m.-12:34 p.m.

2 stops20h 24m

C$ 1,078

HermosilloMontreal

HMO - YUL

HMOYUL

Hermosillo Gen Pesqueira Garcia

Mon 16/2

2:00 p.m.-11:15 p.m.

2 stops55h 15m

Montreal Pierre Elliott Trudeau Intl

Fri 20/2

2:25 p.m.-12:34 p.m.

2 stops24h 09m

C$ 1,081

HermosilloToronto

HMO - YTZ

HMOYTZ

Hermosillo Gen Pesqueira Garcia

Thu 30/10

7:12 p.m.-5:25 p.m.

2 stops19h 13m

Toronto Island

Thu 6/11

11:45 a.m.-8:12 a.m.

3 stops22h 27m

C$ 1,136

HermosilloMontreal

HMO - YUL

HMOYUL

Hermosillo Gen Pesqueira Garcia

Wed 8/10

4:32 p.m.-7:30 a.m.

1 stop11h 58m

Montreal Pierre Elliott Trudeau Intl

Wed 3/12

10:05 a.m.-8:12 a.m.

1 stop24h 07m

C$ 1,798

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/9

Showing 1-10 of 15 results
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Best time to book a flight from Hermosillo to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Hermosillo 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 Hermosillo to Ontario
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 Hermosillo to Ontario. 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 from for flights from Hermosillo to Ontario?

    Located just 6.9 km from the city centre, Hermosillo Gen Pesqueira Garcia (HMO) is the airport most travellers will use when flying to Ontario from Hermosillo.

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

    For as low as C$ 792, WestJet can have you in Region of Ontario from Hermosillo in 19h 16m. The distance from Hermosillo to Region of Ontario is about 3719 km. Both multi-stop and direct flights can be found to your destination and back.

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

    While some choose either Hermosillo Gen Pesqueira Garcia - Ottawa or Hermosillo Gen Pesqueira Garcia - Toronto Island, Hermosillo Gen Pesqueira Garcia - Toronto Pearson Intl is the most popular route from Hermosillo to Region of Ontario.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Hermosillo to Region of Ontario?

    Currently, January is the cheapest month in which you can book a flight from Hermosillo to Region of Ontario (average of C$ 169). Flying from Hermosillo to Region of Ontario in July is currently the most expensive (average of C$ 258). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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