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Los Cabos

$42+ Cheap flights from Ontario (ONT) to Los Cabos

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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SJD
Aug 18 — Aug 251
Mon 8/18
Mon 8/25
1 adult, Economy
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Cheap flight deals from Ontario to Los Cabos

Keep the following information in mind while searching for Ontario to Los Cabos flight deals. Data was last updated August 13, 2025.

Round-trip from

$167
(Mytrip)

One-way from

$42
(Mytrip)

Popular in

November

Cheapest in

February

Average price

$356
From Ontario to Los Cabos
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One-way flight from Ontario to Los Cabos
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Highest demand for flights based on searches. 10% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Ontario to Los Cabos

Cheapest flights from Ontario to Los Cabos
Explore the most affordable flight options available from Ontario to Los Cabos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2025.

This Mytrip deal was found by Cheapflights users on 8/13. 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 9/1112:40 pmONT - SJD
Nonstop2h 24mVolaris
Sun 9/143:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 8/13$169
This Mytrip deal was found by Cheapflights users on 8/13. 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 12/1112:50 pmONT - SJD
Nonstop2h 22mVolaris
Sun 12/145:12 pmSJD - ONT
Nonstop2h 32mVolaris
Deal found 8/13$170
This Mytrip deal was found by Cheapflights users on 8/12. 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.
Sun 8/3112:40 pmONT - SJD
Nonstop2h 24mVolaris
Thu 9/43:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 8/12$173
This Mytrip deal was found by Cheapflights users on 8/12. 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.
Wed 12/1012:50 pmONT - SJD
Nonstop2h 22mVolaris
Sun 12/145:12 pmSJD - ONT
Nonstop2h 32mVolaris
Deal found 8/12$174
This Mytrip deal was found by Cheapflights users on 8/11. 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 9/1312:40 pmONT - SJD
Nonstop2h 24mVolaris
Thu 9/183:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 8/11$181
This Mytrip deal was found by Cheapflights users on 8/11. 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.
Mon 9/812:40 pmONT - SJD
Nonstop2h 24mVolaris
Thu 9/113:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 8/11$184
This Flightnetwork deal was found by Cheapflights users on 8/13. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/812:50 pmONT - SJD
Nonstop2h 22mVolaris
Sat 11/155:12 pmSJD - ONT
Nonstop2h 32mVolaris
Deal found 8/13$215
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2212:40 pmONT - SJD
Nonstop2h 24mVolaris
Mon 8/253:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 8/12$217
This Travelocity deal was found by Cheapflights users on 8/13. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/712:40 pmONT - SJD
Nonstop2h 24mVolaris
Fri 9/123:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 8/13$218
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1212:50 pmONT - SJD
Nonstop2h 22mVolaris
Fri 12/195:12 pmSJD - ONT
Nonstop2h 32mVolaris
Deal found 8/12$221
This CheapOair deal was found by Cheapflights users on 8/12. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/1712:40 pmONT - SJD
Nonstop2h 24mVolaris
Fri 8/223:54 pmSJD - ONT
Nonstop2h 25mVolaris
Deal found 8/12$222

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Los Cabos 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 13, 2025.
Use the filters below to find and compare flights from Ontario to Los Cabos that are best for you.

Fly from

Ontario

Fly to

Los Cabos

Route

Depart

Return

Price

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Sun 8/31

12:40 pm-3:04 pm

Nonstop2h 24m

San José del Cabo Los Cabos

Thu 9/4

3:54 pm-6:19 pm

Nonstop2h 25m

$173

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Sun 10/12

12:40 pm-3:04 pm

Nonstop2h 24m

San José del Cabo Los Cabos

Thu 10/16

3:54 pm-6:19 pm

Nonstop2h 25m

$176

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Mon 9/8

12:40 pm-3:04 pm

Nonstop2h 24m

San José del Cabo Los Cabos

Thu 9/11

3:54 pm-6:19 pm

Nonstop2h 25m

$184

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Fri 1/2

12:50 pm-4:12 pm

Nonstop2h 22m

San José del Cabo Los Cabos

Mon 1/5

5:12 pm-6:44 pm

Nonstop2h 32m

$188

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Sat 1/10

12:50 pm-4:12 pm

Nonstop2h 22m

San José del Cabo Los Cabos

Sat 1/17

5:12 pm-6:44 pm

Nonstop2h 32m

$217

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Thu 1/15

12:50 pm-4:12 pm

Nonstop2h 22m

San José del Cabo Los Cabos

Mon 1/19

5:12 pm-6:44 pm

Nonstop2h 32m

$217

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Thu 1/29

12:50 pm-4:12 pm

Nonstop2h 22m

San José del Cabo Los Cabos

Thu 2/5

5:12 pm-6:44 pm

Nonstop2h 32m

$218

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Sun 9/7

12:40 pm-3:04 pm

Nonstop2h 24m

San José del Cabo Los Cabos

Fri 9/12

3:54 pm-6:19 pm

Nonstop2h 25m

$218

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Fri 1/9

12:50 pm-4:12 pm

Nonstop2h 22m

San José del Cabo Los Cabos

Mon 1/12

5:12 pm-6:44 pm

Nonstop2h 32m

$218

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Fri 10/3

12:40 pm-3:04 pm

Nonstop2h 24m

San José del Cabo Los Cabos

Mon 10/6

3:54 pm-6:19 pm

Nonstop2h 25m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 20 results
1
2

Best time to book a flight from Ontario to Los Cabos

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Los Cabos (average of $437). Flying from Ontario to Los Cabos in March is currently the most expensive (average of $549). 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.

What is the cheapest time of day to fly from ONT to KPG?

Find hourly flight availability from Ontario to Los Cabos. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 13, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to Los Cabos as you normally would.

Reviews of airlines servicing Los Cabos

Get insights into the airlines that provide service to Los Cabos. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Los Cabos. Reviews last updated August 13, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest, and United Airlines from Ontario to Los Cabos. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,246 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,920 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Volaris
6.6
Okay
1,163 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.8

Boarding

8.1

Crew

8.5

Overall

8.0

Food

7.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Los Cabos. 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 Ontario to Los Cabos?

    Ontario (ONT) is the airport you will fly out of if you book a flight from Ontario to Los Cabos. It is only a 3.1 mi journey to Ontario (ONT) from Ontario’s city center.

  • How popular is this Ontario to Los Cabos flight route?

    This flight path from Ontario to Los Cabos was viewed by 6 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest flights from Ontario to Los Cabos?

    The cheapest flight price from Ontario to Los Cabos is $27. On average you can expect to pay $196. The most popular route, (Ontario - San José del Cabo Los Cabos), can usually be booked for $167.

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

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

  • How can I find direct flights from Ontario to Los Cabos?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Los Cabos 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 Los Cabos?

    Currently, January is the cheapest month in which you can book a flight from Ontario to Los Cabos (average of $437). Flying from Ontario to Los Cabos in March is currently the most expensive (average of $549). 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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Alternative routes for Ontario to Los Cabos

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Los Cabos

Discover the top 6 airlines that operate flights from Ontario to Los Cabos. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$132Average$549FlexibilityNo cancel feeOn-timeN/A
VolarisCheapest$149Average$274FlexibilityNo cancel feeOn-time79%
Alaska AirlinesCheapest$268Average$438FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$310Average$471FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$312Average$624FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$331Average$507FlexibilityNo cancel feeOn-time71%

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