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Guanajuato

$64+ 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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BJX
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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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 December 21, 2025.

This CheapOair deal was found by Cheapflights users on 12/20. 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.
Wed 12/3111:59 pmONT - BJX
Nonstop3h 05mVolaris
Sat 1/39:27 amBJX - ONT
Nonstop3h 33mVolaris
Deal found 12/20$387
This Mytrip deal was found by Cheapflights users on 12/19. 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 12/2812:50 pmONT - BJX
2 stops14h 55mVolaris
Thu 1/19:27 amBJX - ONT
Nonstop3h 33mVolaris
Deal found 12/19$496
This FlightHub deal was found by Cheapflights users on 12/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:59 pmONT - BJX
Nonstop3h 05mVolaris
Sat 1/39:27 amBJX - ONT
Nonstop3h 33mVolaris
Deal found 12/19$527
This Mytrip deal was found by Cheapflights users on 12/18. 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.
Tue 12/3012:50 pmONT - BJX
2 stops14h 55mVolaris
Thu 1/19:27 amBJX - ONT
Nonstop3h 33mVolaris
Deal found 12/18$537
This FlightHub deal was found by Cheapflights users on 12/19. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2411:59 pmONT - BJX
Nonstop3h 05mVolaris
Sat 12/279:27 amBJX - ONT
Nonstop3h 33mVolaris
Deal found 12/19$575
This United Airlines deal was found by Cheapflights users on 12/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:05 amONT - BJX
2 stops28h 49mUnited Airlines
Thu 1/15:55 amBJX - ONT
2 stops32h 43mUnited Airlines
Deal found 12/18$723

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 December 21, 2025.

Most accurate provider

Justfly.com
3 stars

Most trusted provider

Justfly.com
3 stars

Round-trip from

$187
(Mytrip)

One-way from

$64
(Mytrip)

Popular in

May

Cheapest in

September

Average price

$387
Provider with most accurate pricing for Los Angeles-León Del Bajio flight deals.
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Provider most trusted by Cheapflights users for Los Angeles-León Del Bajio flights.
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From Ontario to Guanajuato
Search Deals
One-way flight from Ontario to Guanajuato
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($157 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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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 December 21, 2025.
Use the filters below to find and compare flights from Ontario to Guanajuato that are best for you.

Fly from

Ontario

Fly to

Guanajuato

Route

Depart

Return

Price

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Wed 2/18

11:59 pm-5:04 am

Nonstop3h 05m

León Del Bajio

Wed 2/25

1:38 pm-10:52 pm

2 stops11h 14m

$386

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sat 1/31

6:00 am-6:44 pm

1 stop10h 44m

León Del Bajio

Wed 2/4

3:50 pm-9:59 pm

1 stop8h 09m

$506

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Wed 1/14

8:00 am-6:44 pm

1 stop8h 44m

León Del Bajio

Wed 1/28

3:50 pm-9:58 pm

1 stop8h 08m

$506

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Wed 2/4

1:24 pm-11:54 am

2 stops20h 30m

León Del Bajio

Tue 2/10

5:55 am-5:43 pm

2 stops13h 48m

$511

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Wed 2/18

1:45 pm-11:54 am

2 stops20h 09m

León Del Bajio

Wed 2/25

3:50 pm-9:59 pm

1 stop8h 09m

$511

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Thu 1/29

6:39 pm-2:43 pm

2 stops18h 04m

León Del Bajio

Mon 2/9

5:55 am-9:58 pm

1 stop18h 03m

$523

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sat 1/17

6:00 am-11:56 pm

1 stop15h 56m

León Del Bajio

Sat 1/24

4:05 pm-5:22 pm

1 stop27h 17m

$525

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Sat 1/17

5:05 am-6:44 pm

2 stops11h 39m

León Del Bajio

Sat 1/24

5:55 am-8:58 pm

2 stops17h 03m

$526

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Mon 3/9

6:00 am-1:43 pm

2 stops30h 43m

León Del Bajio

Mon 3/23

5:05 am-10:36 pm

1 stop18h 31m

$535

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Thu 2/5

12:42 am-4:18 pm

2 stops13h 36m

León Del Bajio

Fri 2/20

1:38 pm-10:52 pm

2 stops11h 14m

$564

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 21 results
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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 month to book a flight from Ontario to Guanajuato?

Currently, August is the cheapest month in which you can book a flight from Ontario to Guanajuato (average of $77). Flying from Ontario to Guanajuato in April is currently the most expensive (average of $175). 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 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 December 21, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 37% on flights from Ontario to Guanajuato by exploring options for tickets in the evening.

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 December 21, 2025.
See what other customers who have flown with United Airlines, 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.
United Airlines
7.4
Good
9,099 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
9,099 reviews
United Airlines
7.4
Good
9,099 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
11,050 reviews
United Airlines
7.4
Good
9,099 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Volaris
6.6
Okay
1,161 reviews
United Airlines
7.4
Good
9,099 reviews

Comfort

7.3

Food

6.6

Boarding

7.7

Entertainment

7.1

Overall

7.4

Crew

8.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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. 3 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 2 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 Volaris and United Airlines fly from Ontario to Guanajuato in about 3h 05m. The time it takes to get you to your destination can typically vary by up to 7h 39m. Ontario and Guanajuato are separated by a distance of 1334 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest flights from Ontario to Guanajuato?

    While on average a flight from Ontario to Guanajuato is generally $292, our data shows the cheapest flight currently is $56. When looking at the most popular route, (Ontario - León Del Bajio), you can expect to pay $187 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.

  • What is the cheapest month to book a flight from Ontario to Guanajuato?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Guanajuato (average of $77). Flying from Ontario to Guanajuato in April is currently the most expensive (average of $175). 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.

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Alternative routes for Ontario to Guanajuato

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Top 3 airlines flying from Ontario to Guanajuato

Discover the top 3 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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$107Average$258FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$376Average$528FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$388Average$518FlexibilityNo cancel feeOn-time69%

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