HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Hermosillo

$117+ Cheap flights from Ontario (ONT) to Hermosillo (HMO)

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HMO
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Ontario to Hermosillo with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Hermosillo

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hermosillo (HMO). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated septiembre 11, 2025.

Round-trip from

$453
(Mytrip)

One-way from

$117
(CheapOair)

Popular in

December

Cheapest in

March

Average price

$325
From Ontario to Hermosillo Gen Pesqueira Garcia
Search Deals
One-way flight from Ontario to Hermosillo Gen Pesqueira Garcia
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($132 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 16% potential price decrease ($62 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Ontario to Hermosillo

Cheapest flights from Ontario to Hermosillo
Explore the most affordable flight options available from Ontario to Hermosillo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Mytrip deal was found by Cheapflights users on 9/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/1812:40 pmONT - HMO
2 stops9h 23mVolaris
mar. 10/217:57 amHMO - ONT
1 stop15h 16mVolaris
Deal found 9/10$453
This Mytrip deal was found by Cheapflights users on 9/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/1312:40 pmONT - HMO
2 stops9h 23mVolaris
lun. 9/157:57 amHMO - ONT
1 stop15h 16mVolaris
Deal found 9/9$455
This American Airlines deal was found by Cheapflights users on 9/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/224:45 pmONT - HMO
1 stop18h 54mAmerican Airlines
lun. 1/51:32 pmHMO - ONT
1 stop26h 25mAmerican Airlines
Deal found 9/10$839

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hermosillo 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Ontario to Hermosillo that are best for you.

Fly from

Ontario

Fly to

Hermosillo

Route

Depart

Return

Price

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

sáb. 10/18

12:40 pm-10:03 pm

2 stops9h 23m

Hermosillo Gen Pesqueira Garcia

mar. 10/21

7:57 am-11:13 pm

1 stop15h 16m

$453

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

lun. 12/22

4:45 pm-12:39 pm

1 stop18h 54m

Hermosillo Gen Pesqueira Garcia

lun. 1/5

1:32 pm-2:57 pm

1 stop26h 25m

$839

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

vie. 10/10

9:11 pm-7:11 am

1 stop10h 00m

$117

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

vie. 9/19

9:11 pm-7:11 am

1 stop10h 00m

$176

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

jue. 12/18

6:20 am-12:39 pm

1 stop5h 19m

$657

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

vie. 9/19

10:00 pm-6:20 pm

2 stops20h 20m

$1,143

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Ontario to Hermosillo

Have a flexible travel schedule? Discover the best time to fly to Hermosillo 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 Hermosillo

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Hermosillo (average of $414). Flying from Ontario to Hermosillo in December is currently the most expensive (average of $836). 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.

Related info for your journey

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

  • How long is the flight from Ontario to Hermosillo?

    There are many flights that can get you from Ontario to Hermosillo in 9h 23m. Fly via Volaris or American Airlines to get the fastest option. Airlines will cover a distance of 515 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Ontario to Hermosillo one-way?

    One-way options have recently been found by users for as low as $117 on Volaris. Other airlines that offer cheap prices include American Airlines from $657 and Aeromexico from $1,143 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Hermosillo 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 Ontario to Hermosillo?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Hermosillo (average of $414). Flying from Ontario to Hermosillo in December is currently the most expensive (average of $836). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.