$279+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HMO
Oct 20 — Oct 271
Round-trip
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
Cheapest
Best
Last-minute
One-way
Cheapest flights from Ontario to HermosilloExplore 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 September 20, 2026.
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 September 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sun 11/86:37 pm -
1 stop11h 49m
Mon 11/168:48 am -
2 stops32h 33m
Deal found 9/17![Multiple Airlines logo]()
$438
This Mytrip deal was found by Cheapflights users on 9/18. 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.
Sat 10/39:36 pm -
1 stop9h 30m
Sat 10/107:47 am -
1 stop11h 59m
Deal found 9/18![Volaris logo]()
$466
This Trip.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/19:36 pm -
1 stop9h 30m
Mon 10/57:47 am -
1 stop11h 59m
Deal found 9/17![Volaris logo]()
$499
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:37 pm -
1 stop11h 49m
Tue 11/108:27 pm -
1 stop21h 22m
Deal found 9/19![Volaris logo]()
$512
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:37 pm -
1 stop11h 49m
Tue 11/106:15 pm -
2 stops23h 23m
Deal found 9/19![Multiple Airlines logo]()
$520
This BestDay deal was found by Cheapflights users on 9/17. 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 BestDay is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:37 pm -
1 stop11h 49m
Mon 11/161:41 pm -
1 stop9h 34m
Deal found 9/17![Volaris logo]()
$529
This Gotogate deal was found by Cheapflights users on 9/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:36 pm -
1 stop9h 30m
Sat 10/107:47 am -
1 stop11h 59m
Deal found 9/19![Volaris logo]()
$553
This Gotogate deal was found by Cheapflights users on 9/17. 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.
Wed 11/186:37 pm -
1 stop11h 49m
Tue 11/248:07 am -
1 stop9h 42m
Deal found 9/17![Volaris logo]()
$597
Best flights from Ontario to HermosilloDiscover carefully curated flight deals from Ontario to Hermosillo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
Discover carefully curated flight deals from Ontario to Hermosillo that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/17. 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.
Sun 11/86:37 pm -
1 stop11h 49m
Mon 11/168:48 am -
2 stops32h 33m
Deal found 9/17![Multiple Airlines logo]()
$438
This Trip.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/19:36 pm -
1 stop9h 30m
Mon 10/57:47 am -
1 stop11h 59m
Deal found 9/17![Volaris logo]()
$499
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:37 pm -
1 stop11h 49m
Tue 11/108:27 pm -
1 stop21h 22m
Deal found 9/19![Volaris logo]()
$512
This Kiwi.com deal was found by Cheapflights users on 9/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/36:37 pm -
1 stop11h 49m
Tue 11/106:15 pm -
2 stops23h 23m
Deal found 9/19![Multiple Airlines logo]()
$520
This Mytrip deal was found by Cheapflights users on 9/18. 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.
Sat 10/39:36 pm -
1 stop9h 30m
Sat 10/108:41 am -
2 stops14h 24m
Deal found 9/18![Volaris logo]()
$561
This Booking.com deal was found by Cheapflights users on 9/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
2 stops11h 54m
Mon 10/510:25 am -
2 stops12h 40m
Deal found 9/17![Multiple Airlines logo]()
$852
This Booking.com deal was found by Cheapflights users on 9/20. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:37 pm -
1 stop11h 49m
Mon 11/231:41 pm -
1 stop9h 34m
Deal found 9/20![Volaris logo]()
$896
Last-minute flights from Ontario to HermosilloDiscover last-minute flight deals from Ontario to Hermosillo. Data last updated September 20, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Hermosillo. Data last updated September 20, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 9/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:36 pm -
1 stop9h 30m
Sun 9/277:47 am -
1 stop11h 59m
Deal found 9/19![Volaris logo]()
$889
This Mytrip deal was found by Cheapflights users on 9/19. 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.
Sat 9/269:36 pm -
1 stop9h 30m
Mon 9/2810:25 am -
2 stops12h 40m
Deal found 9/19![Multiple Airlines logo]()
$1,012
This Trip.com deal was found by Cheapflights users on 9/17. 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.
Thu 10/19:36 pm -
1 stop9h 30m
Mon 10/57:47 am -
1 stop11h 59m
Deal found 9/17![Volaris logo]()
$499
This Gotogate deal was found by Cheapflights users on 9/19. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/19:36 pm -
1 stop9h 30m
Sat 10/107:47 am -
1 stop11h 59m
Deal found 9/19![Volaris logo]()
$553
This Booking.com deal was found by Cheapflights users on 9/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:00 am -
2 stops11h 54m
Mon 10/510:25 am -
2 stops12h 40m
Deal found 9/17![Multiple Airlines logo]()
$852
This Mytrip deal was found by Cheapflights users on 9/18. 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.
Sat 10/39:36 pm -
1 stop9h 30m
Sat 10/107:47 am -
1 stop11h 59m
Deal found 9/18![Volaris logo]()
$466
One-way flights from Ontario to HermosilloSearch for one-way flight options from Ontario to Hermosillo. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
Search for one-way flight options from Ontario to Hermosillo. Find affordable one-way fares based on user searches. Data last updated September 20, 2026.
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Thu 2/46:37 pm -
1 stop11h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Volaris logo]()
$279
This Aeromexico deal was found by Cheapflights users on 9/16. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:05 am -
2 stops25h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Aeromexico logo]()
$645
This Mytrip deal was found by Cheapflights users on 9/17. 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.
Sat 12/196:37 pm -
1 stop11h 49m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Volaris logo]()
$656
This Mytrip deal was found by Cheapflights users on 9/16. 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 9/259:36 pm -
1 stop9h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![Volaris logo]()
$697
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 September 20, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $438 (Kiwi.com) |
One-way from | $279 (Mytrip) |
Popular in | August |
Cheapest in | July |
Average price | $577 |
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 7,457,451 searches. Data last updated September 20, 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
Cheapest round-trip
Quickest round-trip
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Thu 2/4
6:37 pm-7:26 am
1 stop11h 49m
Hermosillo Gen Pesqueira Garcia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$279
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Sun 11/8
6:37 pm-7:26 am
1 stop11h 49m
Hermosillo Gen Pesqueira Garcia
Mon 11/16
8:48 am-4:21 pm
2 stops32h 33m
$438
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Thu 10/1
9:36 pm-7:06 am
1 stop9h 30m
Hermosillo Gen Pesqueira Garcia
Mon 10/5
7:47 am-7:46 pm
1 stop11h 59m
$499
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Tue 11/3
6:37 pm-7:26 am
1 stop11h 49m
Hermosillo Gen Pesqueira Garcia
Tue 11/10
8:27 pm-4:49 pm
1 stop21h 22m
$512
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Tue 11/3
6:37 pm-7:26 am
1 stop11h 49m
Hermosillo Gen Pesqueira Garcia
Tue 11/10
6:15 pm-4:38 pm
2 stops23h 23m
$520
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Sat 10/3
9:36 pm-7:06 am
1 stop9h 30m
Hermosillo Gen Pesqueira Garcia
Sat 10/10
8:41 am-11:05 pm
2 stops14h 24m
$561
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Fri 9/25
7:05 am-8:15 am
2 stops25h 10m
Hermosillo Gen Pesqueira Garcia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$645
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Sat 12/19
6:37 pm-2:46 pm
2 stops19h 09m
Hermosillo Gen Pesqueira Garcia
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$795
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Thu 10/1
8:00 am-7:54 pm
2 stops11h 54m
Hermosillo Gen Pesqueira Garcia
Mon 10/5
10:25 am-11:05 pm
2 stops12h 40m
$852
OntarioHermosillo
ONT Ontario - HMO Hermosillo Gen Pesqueira Garcia
ONTHMO
Ontario
Fri 11/20
6:37 pm-7:26 am
1 stop11h 49m
Hermosillo Gen Pesqueira Garcia
Mon 11/23
1:41 pm-10:15 pm
1 stop9h 34m
$896
Showing 1-10 of 11 resultsSorted 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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
ONT-HMO
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.
Traveling to a place near Hermosillo?
Book flights to Hermosillo if you plan to visit one of these locationsSan Carlos
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.
Alternative routes
Complete your trip
Flights by cabin class
Hermosillo flight routes
Other flight options
Other flights from Ontario
Popular flights