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Guanajuato

$144+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BJX
Jun 22 — Jun 291
Mon 6/22
Mon 6/29
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to Guanajuato are usually found in September or February, booked 51 days in advance, depart on a Monday or Wednesday and return on a Monday

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 May 23, 2026.

This CheapOair deal was found by Cheapflights users on 5/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:41 am
ONT
-
BJX
Nonstop3h 05m
Volaris
Thu 11/199:28 pm
BJX
-
ONT
Nonstop3h 33m
Volaris
Deal found 5/20$345
This CheapOair deal was found by Cheapflights users on 5/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1112:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Tue 8/188:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 5/20$388
This CheapOair deal was found by Cheapflights users on 5/21. 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.
Tue 9/2212:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Tue 10/138:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 5/21$398
This Mytrip deal was found by Cheapflights users on 5/19. 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.
Mon 10/269:36 pm
ONT
-
BJX
2 stops19h 41m
Volaris
Tue 11/109:28 pm
BJX
-
ONT
Nonstop3h 33m
Volaris
Deal found 5/19$427
This Mytrip deal was found by Cheapflights users on 5/19. 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.
Sun 9/69:36 pm
ONT
-
BJX
2 stops19h 41m
Volaris
Sat 9/268:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 5/19$438
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/233:34 pm
ONT
-
BJX
2 stops36h 34m
Multiple Airlines
Tue 7/78:43 am
BJX
-
ONT
Nonstop3h 17m
Multiple Airlines
Deal found 5/20$444
This Mytrip deal was found by Cheapflights users on 5/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:36 pm
ONT
-
BJX
2 stops19h 41m
Volaris
Mon 7/136:30 am
BJX
-
ONT
2 stops17h 35m
Volaris
Deal found 5/20$447
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/259:36 pm
ONT
-
BJX
2 stops10h 54m
Multiple Airlines
Tue 6/28:43 am
BJX
-
ONT
Nonstop3h 17m
Multiple Airlines
Deal found 5/20$448
This CheapOair deal was found by Cheapflights users on 5/20. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/2212:40 pm
ONT
-
BJX
Nonstop3h 10m
Volaris
Tue 9/298:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 5/20$452
This Kiwi.com deal was found by Cheapflights users on 5/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/259:36 pm
ONT
-
BJX
3 stops19h 38m
Volaris
Tue 6/28:43 am
BJX
-
ONT
Nonstop3h 17m
Volaris
Deal found 5/20$455

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 May 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$345
(CheapOair)

One-way from

$144
(CheapOair)

Popular in

June

Cheapest in

September

Average price

$278
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. 17% potential increase in price ($64 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 23, 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

Wed 10/7

6:00 am-7:31 pm

1 stop12h 31m

León Del Bajio

Wed 10/21

2:50 pm-9:58 pm

1 stop8h 08m

$659

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Tue 8/4

5:45 am-1:43 pm

1 stop6h 58m

León Del Bajio

Tue 8/11

5:00 am-8:01 pm

2 stops16h 01m

$664

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Mon 8/24

7:13 pm-10:51 am

2 stops14h 38m

León Del Bajio

Mon 8/31

5:00 am-9:59 pm

1 stop17h 59m

$680

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Tue 8/25

9:15 am-7:31 pm

1 stop9h 16m

León Del Bajio

Fri 8/28

5:00 am-8:53 pm

2 stops16h 53m

$704
Quickest round-trip

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Thu 10/1

6:00 am-1:43 pm

1 stop6h 43m

León Del Bajio

Wed 10/7

11:47 am-9:58 pm

1 stop11h 11m

$705

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sun 8/30

6:00 am-10:51 am

1 stop27h 51m

León Del Bajio

Sat 9/5

5:00 am-6:16 pm

2 stops14h 16m

$710

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Tue 6/2

5:45 am-1:43 pm

1 stop6h 58m

León Del Bajio

Mon 6/8

11:47 am-9:55 pm

1 stop11h 08m

$781

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Mon 6/1

5:45 am-7:31 pm

1 stop12h 46m

León Del Bajio

Mon 6/8

11:47 am-9:55 pm

1 stop11h 08m

$781

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sun 6/14

1:18 pm-1:43 pm

2 stops23h 25m

León Del Bajio

Sun 6/21

2:50 pm-9:55 pm

1 stop8h 05m

$794
Cheapest one-way

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Wed 6/17

1:33 pm-9:49 am

3 stops43h 16m

$198

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/20

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

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 May 23, 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?

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 May 23, 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
11,645 reviews

Entertainment

6.9

Crew

7.9

Food

6.4

Overall

7.1

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,645 reviews
American Airlines
7.1
Good
11,645 reviews

Entertainment

6.9

Crew

7.9

Food

6.4

Overall

7.1

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
Volaris
6.6
Okay
1,161 reviews
American Airlines
7.1
Good
11,645 reviews

Entertainment

6.9

Crew

7.9

Food

6.4

Overall

7.1

Boarding

7.5

Comfort

7.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

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 12h 31m. 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 $134. When looking at the most popular route, (Ontario - León Del Bajio), you can expect to pay $388 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 May 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$108Average$257FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$442Average$784FlexibilityNo cancel feeOn-time71%

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