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Hermosillo

$357+ Cheap flights from Ontario (ONT) to Hermosillo (HMO)

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 8/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HMO
Sep 3 — Sep 101
Thu 9/3
Thu 9/10
1 adult, Economy
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Find cheap flights from Ontario to Hermosillo with Cheapflights

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Cheap 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 August 4, 2026.

This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:36 pm -
1 stop9h 30m
Fri 8/287:47 am -
1 stop11h 59m
Deal found 8/1$357
This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:36 pm -
1 stop9h 30m
Tue 10/63:57 pm -
1 stop7h 08m
Deal found 8/1$359
This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/309:36 pm -
1 stop9h 30m
Sun 9/67:47 am -
1 stop11h 59m
Deal found 8/1$372
This Gotogate deal was found by Cheapflights users on 7/31. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:36 pm -
1 stop9h 30m
Sun 8/303:57 pm -
1 stop7h 08m
Deal found 7/31$376
This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:36 pm -
1 stop9h 30m
Fri 8/217:47 am -
1 stop11h 59m
Deal found 8/1$384
This Gotogate deal was found by Cheapflights users on 8/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/119:36 pm -
1 stop9h 30m
Tue 9/157:47 am -
1 stop11h 59m
Deal found 8/4$424
This Volaris deal was found by Cheapflights users on 8/1. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2712:05 am -
1 stop11h 59m
Sat 12/51:41 pm -
1 stop9h 34m
Deal found 8/1$431
This Volaris deal was found by Cheapflights users on 7/31. 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 Volaris is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/189:36 pm -
1 stop9h 30m
Sun 9/207:47 am -
1 stop11h 59m
Deal found 7/31$432
This Trip.com deal was found by Cheapflights users on 8/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/79:36 pm -
1 stop9h 30m
Fri 8/147:47 am -
1 stop11h 59m
Deal found 8/1$439
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/299:36 pm -
1 stop9h 30m
Tue 10/68:14 pm -
2 stops20h 45m
Deal found 8/1$453
This Mytrip deal was found by Cheapflights users on 8/3. 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.
Fri 8/79:36 pm -
1 stop9h 30m
Sun 9/67:47 am -
1 stop11h 59m
Deal found 8/3$457
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:36 pm -
1 stop9h 30m
Fri 8/288:10 pm -
2 stops35h 22m
Deal found 8/1$469

Find 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 August 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$357
(Trip.com)

Popular in

December

Cheapest in

July
Provider with most accurate pricing for Ontario-Hermosillo Gen Pesqueira Garcia flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Hermosillo Gen Pesqueira Garcia flights.
Search Deals
From Ontario to Hermosillo Gen Pesqueira Garcia
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($115 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($33 potential savings vs. average RT price).
Search Deals

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 August 4, 2026.
Use the filters below to find and compare flights from Ontario to Hermosillo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Fri 8/28

9:36 pm-7:06 am

1 stop9h 30m

Hermosillo Gen Pesqueira Garcia

Sun 8/30

3:57 pm-11:05 pm

1 stop7h 08m

$376

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Fri 9/11

9:36 pm-7:06 am

1 stop9h 30m

Hermosillo Gen Pesqueira Garcia

Tue 9/15

7:47 am-7:46 pm

1 stop11h 59m

$424

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Fri 11/27

12:05 am-1:04 pm

1 stop11h 59m

Hermosillo Gen Pesqueira Garcia

Sat 12/5

1:41 pm-10:15 pm

1 stop9h 34m

$431

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Fri 9/18

9:36 pm-7:06 am

1 stop9h 30m

Hermosillo Gen Pesqueira Garcia

Sun 9/20

7:47 am-7:46 pm

1 stop11h 59m

$432

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Sun 8/30

9:36 pm-1:43 pm

2 stops16h 07m

Hermosillo Gen Pesqueira Garcia

Sun 9/6

7:47 am-7:46 pm

1 stop11h 59m

$479

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Tue 10/20

9:36 pm-7:06 am

1 stop9h 30m

Hermosillo Gen Pesqueira Garcia

Thu 10/29

10:25 am-11:05 pm

2 stops12h 40m

$530

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Fri 9/11

9:36 pm-7:06 am

1 stop9h 30m

Hermosillo Gen Pesqueira Garcia

Tue 9/15

10:25 am-11:05 pm

2 stops12h 40m

$569

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Sun 12/27

12:05 am-1:04 pm

1 stop11h 59m

Hermosillo Gen Pesqueira Garcia

Mon 1/4

8:07 am-4:49 pm

1 stop9h 42m

$719

OntarioHermosillo

ONT - HMO

ONTHMO

Ontario

Fri 11/13

12:05 am-1:04 pm

1 stop11h 59m

Hermosillo Gen Pesqueira Garcia

Mon 11/16

11:08 am-10:15 pm

2 stops12h 07m

$757

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/31

Sorted by cheapest first

Compare providers for flights from Ontario to Hermosillo

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Hermosillo in August.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Hermosillo flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Hermosillo flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Hermosillo flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Hermosillo flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Hermosillo flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 30m. Fly via Volaris to get the fastest option. Airlines will cover a distance of 515 mi.

  • 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.

See more FAQs

Traveling to a place near Hermosillo?

Book flights to Hermosillo if you plan to visit one of these locations
San Carlos

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