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Los Cabos

$45+ 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SJD
Feb 17 — Feb 241
Tue 2/17
Tue 2/24
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 January 18, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$177
(Mytrip)

One-way from

$45
(CheapOair)

Popular in

November

Cheapest in

September

Average price

$333
Provider with most accurate pricing for Los Angeles-San José del Cabo Los Cabos flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-San José del Cabo Los Cabos flights.
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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. 9% potential increase in price ($39 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 January 2026
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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 January 18, 2026.

This Mytrip deal was found by Cheapflights users on 1/16. 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 2/2012:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Mon 2/235:06 pm
SJD
-
ONT
Nonstop2h 38m
Volaris
Deal found 1/16$177
This Gotogate deal was found by Cheapflights users on 1/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1812:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Tue 1/205:06 pm
SJD
-
ONT
Nonstop2h 38m
Volaris
Deal found 1/16$180
This Gotogate deal was found by Cheapflights users on 1/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1912:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Tue 1/205:06 pm
SJD
-
ONT
Nonstop2h 38m
Volaris
Deal found 1/16$181
This Mytrip deal was found by Cheapflights users on 1/18. 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.
Sun 3/812:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Wed 3/114:06 pm
SJD
-
ONT
Nonstop2h 38m
Volaris
Deal found 1/18$184
This CheapOair deal was found by Cheapflights users on 1/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3012:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Mon 2/25:06 pm
SJD
-
ONT
Nonstop2h 38m
Volaris
Deal found 1/16$186
This Mytrip deal was found by Cheapflights users on 1/15. 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 3/2012:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Thu 3/2612:11 pm
SJD
-
ONT
1 stop8h 00m
Volaris
Deal found 1/15$227
This CheapOair deal was found by Cheapflights users on 1/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/1112:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Sat 2/143:59 pm
SJD
-
ONT
1 stop17h 00m
Volaris
Deal found 1/16$230
This Mytrip deal was found by Cheapflights users on 1/17. 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.
Mon 3/2312:42 am
ONT
-
SJD
1 stop10h 48m
Volaris
Wed 4/14:02 pm
SJD
-
ONT
Nonstop2h 25m
Volaris
Deal found 1/17$231
This CheapOair deal was found by Cheapflights users on 1/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/312:40 pm
ONT
-
SJD
Nonstop2h 24m
Volaris
Mon 6/84:02 pm
SJD
-
ONT
Nonstop2h 25m
Volaris
Deal found 1/16$235
This CheapOair deal was found by Cheapflights users on 1/16. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/512:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Sun 2/812:11 pm
SJD
-
ONT
1 stop11h 41m
Volaris
Deal found 1/16$244
This Mytrip deal was found by Cheapflights users on 1/18. 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.
Thu 1/2212:50 pm
ONT
-
SJD
Nonstop2h 22m
Volaris
Sun 1/255:06 pm
SJD
-
ONT
Nonstop2h 38m
Volaris
Deal found 1/18$248

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 January 18, 2026.
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 3/15

12:50 pm-3:12 pm

Nonstop2h 22m

San José del Cabo Los Cabos

Tue 3/17

3:36 pm-10:52 pm

1 stop7h 16m

$297

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Mon 4/13

6:00 am-1:37 pm

1 stop7h 37m

San José del Cabo Los Cabos

Thu 4/16

2:40 pm-11:44 pm

1 stop9h 04m

$419

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Mon 4/13

6:00 am-1:37 pm

1 stop7h 37m

San José del Cabo Los Cabos

Wed 4/22

2:40 pm-11:44 pm

1 stop9h 04m

$419

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Wed 4/1

6:00 am-1:55 pm

1 stop7h 55m

San José del Cabo Los Cabos

Tue 4/7

12:00 pm-11:50 pm

1 stop11h 50m

$421

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Sun 4/12

6:00 am-1:55 pm

1 stop7h 55m

San José del Cabo Los Cabos

Tue 4/21

2:40 pm-11:44 pm

1 stop9h 04m

$460

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Wed 4/1

6:00 am-1:55 pm

1 stop7h 55m

San José del Cabo Los Cabos

Thu 4/9

12:00 pm-11:50 pm

1 stop11h 50m

$461

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Wed 4/8

6:00 am-2:55 pm

1 stop8h 55m

San José del Cabo Los Cabos

Wed 4/15

2:40 pm-11:44 pm

1 stop9h 04m

$461

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Tue 3/31

6:00 am-1:55 pm

1 stop7h 55m

San José del Cabo Los Cabos

Thu 4/9

12:00 pm-11:50 pm

1 stop11h 50m

$461

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Tue 3/31

6:00 am-1:55 pm

1 stop7h 55m

San José del Cabo Los Cabos

Wed 4/8

12:00 pm-10:34 pm

2 stops10h 34m

$465

OntarioSan José del Cabo

ONT - SJD

ONTSJD

Ontario

Wed 4/1

6:00 am-1:55 pm

1 stop7h 55m

San José del Cabo Los Cabos

Mon 4/6

3:00 pm-11:50 pm

1 stop8h 50m

$485

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Showing 1-10 of 23 results
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2
3

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, August is the cheapest month in which you can book a flight from Ontario to Los Cabos (average of $77). Flying from Ontario to Los Cabos in June is currently the most expensive (average of $183). 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 January 18, 2026.

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.

Weekly flight availability from Ontario to Los Cabos

Explore weekly flight availability from Ontario to Los Cabos. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 18, 2026.

The most flights from ONT to zzKPG are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 January 18, 2026.
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
11,745 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,745 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Southwest
8.0
Very good
4,262 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,176 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
American Airlines
7.2
Good
11,159 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Volaris
6.6
Okay
1,171 reviews
Alaska Airlines
8.0
Very good
11,745 reviews

Food

7.1

Comfort

7.8

Crew

8.5

Entertainment

7.0

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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 15 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Ontario to Los Cabos?

    Volaris can get you from Ontario to Los Cabos in just under 2h 22m. Your travel time will be generally consistent. Airlines will cover a distance of 891 mi. All flights are typically nonstop.

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

    The cheapest flight price from Ontario to Los Cabos is $41. On average you can expect to pay $124. The most popular route, (Ontario - San José del Cabo Los Cabos), can usually be booked for $173.

  • 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, August is the cheapest month in which you can book a flight from Ontario to Los Cabos (average of $77). Flying from Ontario to Los Cabos in June is currently the most expensive (average of $183). 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 5 airlines flying from Ontario to Los Cabos

Discover the top 5 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 January 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$156Average$234FlexibilityNo cancel feeOn-time79%
United AirlinesCheapest$160Average$377FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$277Average$386FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$312Average$579FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$312Average$503FlexibilityNo cancel feeOn-time71%

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