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Guanajuato

$100+ Cheap flights from Ontario (ONT) to Guanajuato, Mexico, Mexico

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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BJX
Aug 30 — Sep 61
Sun 8/30
Sun 9/6
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Guanajuato are usually found in February or October, booked 51 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from Ontario to Guanajuato

Cheapest flights from Ontario to Guanajuato
Explore the most affordable flight options available from Ontario to Guanajuato. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2026.

This CheapOair deal was found by Cheapflights users on 7/30. 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.
Sat 8/2212:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Tue 8/258:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 7/30$275
This CheapOair deal was found by Cheapflights users on 7/26. 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 8/2012:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Tue 9/18:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 7/26$277
This CheapOair deal was found by Cheapflights users on 7/28. 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.
Sat 8/1512:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Sat 8/228:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 7/28$324
This CheapOair deal was found by Cheapflights users on 7/29. 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.
Sat 9/512:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Tue 9/158:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 7/29$360
This CheapOair deal was found by Cheapflights users on 7/30. 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.
Sat 9/1212:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Tue 9/158:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 7/30$364
This Mytrip deal was found by Cheapflights users on 7/27. 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 8/2012:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Sun 8/238:45 pm
BJX
-
ONT
2 stops24h 01m
Volaris
Deal found 7/27$368
This Mytrip deal was found by Cheapflights users on 7/30. 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 8/2012:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Mon 8/318:45 pm
BJX
-
ONT
2 stops24h 01m
Volaris
Deal found 7/30$386
This CheapOair deal was found by Cheapflights users on 7/28. 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.
Sat 9/1912:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Sat 10/38:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 7/28$392
This Mytrip deal was found by Cheapflights users on 7/26. 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.
Tue 9/112:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Sun 9/66:30 am
BJX
-
ONT
2 stops17h 35m
Volaris
Deal found 7/26$403
This Kiwi.com deal was found by Cheapflights users on 7/30. 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.
Sat 9/126:15 am
ONT
-
BJX
3 stops32h 55m
Multiple Airlines
Tue 9/158:43 am
BJX
-
ONT
Nonstop3h 17m
Multiple Airlines
Deal found 7/30$404

Find flight deals from Ontario to Guanajuato

Keep the following information in mind while searching for Ontario to Guanajuato flight deals. Data was last updated July 31, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$275
(CheapOair)

One-way from

$100
(Mytrip)

Popular in

June

Cheapest in

February

Average price

$379
Provider with most accurate pricing for Los Angeles-León Del Bajio flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-León Del Bajio flights.
Search Deals
From Ontario to Guanajuato
Search Deals
One-way flight from Ontario to Guanajuato
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($67 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Guanajuato 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 July 31, 2026.
Use the filters below to find and compare flights from Ontario to Guanajuato that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Tue 12/1

6:53 pm-9:07 pm

2 stops24h 14m

León Del Bajio

Tue 12/15

5:55 am-3:27 pm

2 stops11h 32m

$684

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Wed 11/4

5:00 am-9:07 pm

2 stops14h 07m

León Del Bajio

Wed 11/11

12:50 pm-8:51 pm

2 stops10h 01m

$684

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Fri 10/30

1:35 pm-10:54 am

2 stops20h 19m

León Del Bajio

Tue 11/10

3:50 pm-9:40 pm

1 stop7h 50m

$714

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Mon 10/12

6:00 am-1:43 pm

1 stop6h 43m

León Del Bajio

Mon 10/19

5:00 am-8:58 pm

2 stops16h 58m

$716

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sun 8/30

6:00 am-7:31 pm

1 stop12h 31m

León Del Bajio

Sun 9/6

2:50 pm-9:59 pm

1 stop8h 09m

$732

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sat 9/19

1:56 pm-10:51 am

2 stops19h 55m

León Del Bajio

Sat 10/3

11:47 am-9:59 pm

1 stop11h 12m

$744

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Mon 9/14

6:00 am-7:31 pm

1 stop12h 31m

León Del Bajio

Sat 9/19

2:50 pm-9:59 pm

1 stop8h 09m

$752

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Thu 9/10

5:00 am-7:31 pm

2 stops13h 31m

León Del Bajio

Tue 9/22

5:00 am-8:53 pm

2 stops16h 53m

$755

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Fri 9/11

6:00 am-7:31 pm

1 stop12h 31m

León Del Bajio

Mon 9/21

5:00 am-8:53 pm

2 stops16h 53m

$765

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sat 10/31

5:00 am-8:07 pm

2 stops14h 07m

León Del Bajio

Thu 11/5

12:50 pm-10:48 pm

2 stops11h 58m

$788

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Ontario to Guanajuato

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

What is the cheapest time of day to fly from ONT to GJ9?

Find hourly flight availability from Ontario to Guanajuato. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2026.

When flying from Ontario to Guanajuato, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Ontario to Guanajuato?

Airfare is typical for this route at the moment.
Ontario to Guanajuato flights typically cost between $183 and $364 in August.
The cheapest round-trip price found within the last 5 days was $275 on Volaris (Aug 22-Aug 25).

Reviews of airlines servicing Guanajuato

Get insights into the airlines that provide service to Guanajuato. 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 Guanajuato. Reviews last updated July 31, 2026.
See what other customers who have flown with American Airlines and Volaris from Ontario to Guanajuato have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,845 reviews

Crew

7.9

Food

6.4

Comfort

7.2

Entertainment

6.8

Boarding

7.5

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
American Airlines
7.1
Good
11,845 reviews
American Airlines
7.1
Good
11,845 reviews

Crew

7.9

Food

6.4

Comfort

7.2

Entertainment

6.8

Boarding

7.5

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac
Volaris
6.6
Okay
1,148 reviews
American Airlines
7.1
Good
11,845 reviews

Crew

7.9

Food

6.4

Comfort

7.2

Entertainment

6.8

Boarding

7.5

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Jeremy,Sep 2025

SAN - PHL

Terrible. Bad customer service and unacceptable delay on the tarmac

Related info for your journey

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

    For a flight from Ontario to Guanajuato, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Guanajuato per day. 2 airlines have flights to Guanajuato from Ontario on a regular basis.

  • How popular is this Ontario to Guanajuato flight route?

    This flight path from Ontario to Guanajuato was viewed by 5 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 Guanajuato?

    Airlines like United Airlines fly from Ontario to Guanajuato in about 24h 14m. The time it takes to get you to your destination can typically vary by up to . Ontario and Guanajuato are separated by a distance of 1334 mi.

  • What are the cheapest flights from Ontario to Guanajuato?

    While on average a flight from Ontario to Guanajuato is generally $352, our data shows the cheapest flight currently is $99. When looking at the most popular route, (Ontario - León Del Bajio), you can expect to pay $275 for that flight.

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

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

  • How can I find direct flights from Ontario to Guanajuato?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Guanajuato 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

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Top 2 airlines flying from Ontario to Guanajuato

Discover the top 2 airlines that operate flights from Ontario to Guanajuato. 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 July 31, 2026.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$108Average$275FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$442Average$777FlexibilityNo cancel feeOn-time71%

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