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$209+ Cheap flights from Hermosillo (HMO) to Ontario (ONT)

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 1/14. Fares are subject to change and may not be available on all flights or dates of travel.
HMO — ONT
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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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 November 21, 2025.

This OneTravel deal was found by Cheapflights users on 11/19. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/248:26 amHMO - ONT
1 stop12h 45mVolaris
Tue 12/211:02 pmONT - HMO
1 stop7h 43mVolaris
Deal found 11/19$508
This OneTravel deal was found by Cheapflights users on 11/20. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/228:26 amHMO - ONT
1 stop12h 45mVolaris
Sun 1/411:02 pmONT - HMO
1 stop7h 43mVolaris
Deal found 11/20$719
This Mytrip deal was found by Cheapflights users on 11/19. 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 12/261:21 pmHMO - ONT
2 stops10h 31mVolaris
Tue 12/3011:02 pmONT - HMO
1 stop7h 43mVolaris
Deal found 11/19$810

Cheap flight deals from Hermosillo to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Hermosillo (HMO) to Ontario (ONT). 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 November 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$550
(Mytrip)

One-way from

$209
(Travelocity)

Popular in

December

Cheapest in

January

Average price

$355
Provider with most accurate pricing for Hermosillo Gen Pesqueira Garcia-Ontario flight deals.
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Provider most trusted by Cheapflights users for Hermosillo Gen Pesqueira Garcia-Ontario flights.
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From Hermosillo Gen Pesqueira Garcia to Ontario
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One-way flight from Hermosillo Gen Pesqueira Garcia to Ontario
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Highest demand for flights based on searches. 0% potential increase in price ($1 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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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 2,558,603 searches. Data last updated November 21, 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

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Fri 2/20

1:10 pm-11:41 am

1 stop23h 31m

Ontario

Tue 2/24

12:26 pm-12:30 pm

1 stop23h 04m

$642

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Fri 12/26

1:21 pm-10:52 pm

2 stops10h 31m

Ontario

Tue 12/30

11:02 pm-7:45 am

1 stop7h 43m

$810

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Mon 12/22

11:15 pm-6:44 pm

2 stops20h 29m

Ontario

Sun 1/4

11:02 pm-7:45 am

1 stop7h 43m

$824

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Fri 2/20

6:05 am-9:07 pm

2 stops16h 02m

Ontario

Tue 2/24

10:20 pm-5:10 pm

2 stops17h 50m

$1,053

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Wed 1/14

8:26 am-8:11 pm

1 stop12h 45m

$209

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Wed 1/14

9:45 am-7:37 am

3 stops46h 52m

$212

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Fri 12/19

9:35 am-6:44 pm

2 stops34h 09m

$296

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Thu 4/2

7:48 am-7:23 pm

1 stop11h 35m

$303

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Wed 4/1

7:48 am-7:23 pm

1 stop11h 35m

$322

HermosilloOntario

HMO - ONT

HMOONT

Hermosillo Gen Pesqueira Garcia

Fri 12/19

11:15 pm-5:42 pm

3 stops43h 27m

$395

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Compare providers for flights from Hermosillo to Ontario

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 Hermosillo to Ontario in November.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*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 Hermosillo-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Hermosillo-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Hermosillo-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hermosillo-Ontario flights, Cheapflights users trust eDreams the most. eDreams 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 Hermosillo-Ontario 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 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

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

Currently, January is the cheapest month in which you can book a flight from Hermosillo to Ontario (average of $209). Flying from Hermosillo to Ontario in August is currently the most expensive (average of $429). 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 Hermosillo to Ontario. 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 Hermosillo to Ontario?

    Departing from Hermosillo to Ontario will take you 10h 31m. The distance from Hermosillo to Ontario is about 515 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 Ontario?

    Currently, January is the cheapest month in which you can book a flight from Hermosillo to Ontario (average of $209). Flying from Hermosillo to Ontario in August is currently the most expensive (average of $429). 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.

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