What are the cheapest airlines to fly from Ontario to Guanajuato one-way?

To fly one-way, consider booking your trip with Volaris, which is currently one of the cheapest options available, starting at $126. United Airlines flights start at $216 while deals on American Airlines start at $301 one-way.

What is the cheapest day to fly from Ontario to Guanajuato?

Travelers seeking maximum savings on their Ontario to Guanajuato flight should consider departing on Tuesday at noon when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the cheapest flights from Ontario to Guanajuato?

While on average a flight from Ontario to Guanajuato is generally $311, our data shows the cheapest flight currently is $297. When looking at the most popular route, (Ontario - León Del Bajio), you can expect to pay $357 for that flight.

How far in advance should I book a flight from Ontario to Guanajuato?

Travelers have found it’s best to book a flight 35 days in advance to save up to 27% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 35 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Ontario to Guanajuato 1-2 weeks in advance for as low as $370, or $501 for flights within the next 24 hours.

What is the cheapest month to fly from Ontario to Guanajuato?

The best pricing can be found in the month of February. Prices to Guanajuato from Ontario average $407. You can even find prices in February for less than $407, as users have found deals to Guanajuato from as low as $146. The month of December appears to be one of the more expensive times to travel to Guanajuato from Ontario. Flying in the targeted month can save you up to 56%.

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.

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.

$126+ Flights from Ontario to Guanajuato, Mexico - Compare & Save Big

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Ontario to Guanajuato with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Ontario to Guanajuato

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$350 (FlightHub)
One-way from	$126 (Booking.com)
Popular in	June
Cheapest in	July
Average price	$471

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. 1% potential increase in price ($8 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find 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 April 29, 2025.

Fri 9/127:59 pmONT - BJX

Nonstop3h 00mVolaris

Tue 9/238:43 amBJX - ONT

Nonstop3h 17mVolaris

Deal found 4/29

$350

Tue 5/206:08 amONT - BJX

1 stop6h 35mUnited Airlines

Tue 5/2711:45 amBJX - ONT

1 stop10h 25mUnited Airlines

Deal found 4/28

$404

Thu 7/109:11 pmONT - BJX

2 stops15h 14mMultiple Airlines

Tue 7/158:43 amBJX - ONT

Nonstop3h 17mMultiple Airlines

Deal found 4/28

$417

Fri 5/166:15 amONT - BJX

1 stop7h 45mAmerican Airlines

Tue 6/310:45 amBJX - ONT

1 stop12h 13mAmerican Airlines

Deal found 4/29

$494

Fri 7/46:00 amONT - BJX

2 stops17h 50mFrontier

Mon 7/76:00 amBJX - ONT

2 stops18h 50mFrontier

Deal found 4/29

$629

Sun 5/45:45 amONT - BJX

2 stops15h 39mDelta

Fri 5/95:49 amBJX - ONT

2 stops18h 54mDelta

Deal found 4/27

$736

Fri 9/126:00 amONT - BJX

2 stops11h 18mAeromexico

Tue 9/237:44 amBJX - ONT

2 stops17h 02mAeromexico

Deal found 4/29

$823

Best flights from Ontario to Guanajuato
Discover carefully curated flight deals from Ontario to Guanajuato that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 29, 2025.

Fri 9/127:59 pmONT - BJX

Nonstop3h 00mVolaris

Tue 9/238:43 amBJX - ONT

Nonstop3h 17mVolaris

Deal found 4/29

$350

Tue 5/206:08 amONT - BJX

1 stop6h 35mUnited Airlines

Tue 5/2711:45 amBJX - ONT

1 stop10h 25mUnited Airlines

Deal found 4/28

$404

Thu 7/109:11 pmONT - BJX

2 stops15h 14mMultiple Airlines

Tue 7/158:43 amBJX - ONT

Nonstop3h 17mMultiple Airlines

Deal found 4/28

$417

Fri 5/166:15 amONT - BJX

1 stop7h 45mAmerican Airlines

Tue 6/310:45 amBJX - ONT

1 stop12h 13mAmerican Airlines

Deal found 4/29

$494

Fri 7/46:00 amONT - BJX

2 stops17h 50mFrontier

Mon 7/76:00 amBJX - ONT

2 stops18h 50mFrontier

Deal found 4/29

$629

Fri 9/126:00 amONT - BJX

2 stops11h 18mAeromexico

Tue 9/237:44 amBJX - ONT

2 stops17h 02mAeromexico

Deal found 4/29

$823

Last-minute flights from Ontario to Guanajuato
Discover last-minute flight deals from Ontario to Guanajuato. Data last updated April 29, 2025 and is based on user searches.

Wed 4/309:23 pmONT - BJX

2 stops16h 10mVolaris

Wed 5/77:47 amBJX - ONT

2 stops12h 45mVolaris

Deal found 4/29

$640

Sun 5/45:45 amONT - BJX

2 stops15h 39mDelta

Fri 5/95:49 amBJX - ONT

2 stops18h 54mDelta

Deal found 4/27

$736

Fri 5/93:10 pmONT - BJX

2 stops21h 33mUnited Airlines

Fri 5/165:00 amBJX - ONT

2 stops16h 53mUnited Airlines

Deal found 4/29

$512

Fri 5/166:15 amONT - BJX

1 stop7h 45mAmerican Airlines

Tue 6/310:45 amBJX - ONT

1 stop12h 13mAmerican Airlines

Deal found 4/29

$494

Tue 5/206:08 amONT - BJX

1 stop6h 35mUnited Airlines

Tue 5/2711:45 amBJX - ONT

1 stop10h 25mUnited Airlines

Deal found 4/28

$404

Tue 5/209:23 pmONT - BJX

2 stops16h 27mMultiple Airlines

Tue 5/2710:17 pmBJX - ONT

3 stops25h 56mMultiple Airlines

Deal found 4/28

$555

One-way flights from Ontario to Guanajuato
Search for one-way flight options from Ontario to Guanajuato. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Mon 7/147:59 pmONT - BJX

Nonstop3h 01mVolaris

Deal found 4/28

$126

Mon 7/1412:48 pmONT - BJX

2 stops17h 28mMultiple Airlines

Deal found 4/28

$215

Tue 5/64:15 pmONT - BJX

2 stops17h 34mUnited Airlines

Deal found 4/28

$216

Thu 7/1012:59 amONT - BJX

1 stop12h 24mAmerican Airlines

Deal found 4/28

$301

Wed 5/711:59 pmONT - BJX

1 stop8h 46mBritish Airways

Deal found 4/29

$310

Cheapflights Fare Finder

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

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Fri 9/12

7:59 pm-11:59 pm

Nonstop3h 00m

León Del Bajio

Tue 9/23

8:43 am-11:00 am

Nonstop3h 17m

$350

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Tue 5/20

6:08 am-1:43 pm

1 stop6h 35m

León Del Bajio

Tue 5/27

11:45 am-9:10 pm

1 stop10h 25m

$404

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Thu 7/10

9:11 pm-1:25 pm

2 stops15h 14m

León Del Bajio

Tue 7/15

8:43 am-11:00 am

Nonstop3h 17m

$417

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Fri 5/16

6:15 am-3:00 pm

1 stop7h 45m

León Del Bajio

Tue 6/3

10:45 am-9:58 pm

1 stop12h 13m

$494

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Fri 7/4

6:00 am-12:50 am

2 stops17h 50m

León Del Bajio

Mon 7/7

6:00 am-11:50 pm

2 stops18h 50m

$629

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Fri 9/12

6:00 am-6:18 pm

2 stops11h 18m

León Del Bajio

Tue 9/23

7:44 am-11:46 pm

2 stops17h 02m

$823

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Mon 7/14

7:59 pm-12:00 am

Nonstop3h 01m

$126

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Mon 7/14

12:48 pm-7:16 am

2 stops17h 28m

$215

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Tue 5/6

4:15 pm-10:49 am

2 stops17h 34m

$216

OntarioLeón

ONT - BJX

ONTBJX

Ontario

Thu 7/10

12:59 am-2:23 pm

1 stop12h 24m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 11 results

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, January is the cheapest month in which you can book a flight from Ontario to Guanajuato (average of $355). Flying from Ontario to Guanajuato in December is currently the most expensive (average of $714). 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?

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.

Reviews of airlines servicing Guanajuato

Aeromexico

7.5

Good

1,698 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

Aeromexico

7.5

Good

1,698 reviews

Aeromexico

7.5

Good

1,698 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

United Airlines

7.4

Good

8,696 reviews

Aeromexico

7.5

Good

1,698 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

American Airlines

7.2

Good

10,000 reviews

Aeromexico

7.5

Good

1,698 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

Volaris

6.7

Okay

1,174 reviews

Aeromexico

7.5

Good

1,698 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

British Airways

6.6

Okay

6,837 reviews

Aeromexico

7.5

Good

1,698 reviews

Reviews

1 / 20

2.0

Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

Related info for your journey

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.
What are the cheapest airlines to fly from Ontario to Guanajuato one-way?
To fly one-way, consider booking your trip with Volaris, which is currently one of the cheapest options available, starting at $126. United Airlines flights start at $216 while deals on American Airlines start at $301 one-way.
What are the cheapest flights from Ontario to Guanajuato?
While on average a flight from Ontario to Guanajuato is generally $311, our data shows the cheapest flight currently is $297. When looking at the most popular route, (Ontario - León Del Bajio), you can expect to pay $357 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, January is the cheapest month in which you can book a flight from Ontario to Guanajuato (average of $355). Flying from Ontario to Guanajuato in December is currently the most expensive (average of $714). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ontario to Guanajuato

Los Angeles to León flights

Tijuana to León flights

Oakland to León flights

Ontario to León flights

San Francisco to León flights

Los Angeles to Santiago de Querétaro flights

San Jose to León flights

San Francisco to Santiago de Querétaro flights

Ontario to Santiago de Querétaro flights

Fresno to León flights

Las Vegas to León flights

Sacramento to León flights

San Diego to León flights

Tijuana to Santiago de Querétaro flights

Santa Ana to León flights

Burbank to León flights

Oakland to Santiago de Querétaro flights

San Jose to Santiago de Querétaro flights

Palm Springs to León flights

Las Vegas to Santiago de Querétaro flights

Reno to León flights

San Diego to Santiago de Querétaro flights

Medford to León flights

Sacramento to Santiago de Querétaro flights

Santa Ana to Santiago de Querétaro flights

Long Beach to Santiago de Querétaro flights

Monterey to León flights

Long Beach to León flights

Santa Rosa to León flights

Top 2 airlines flying from Ontario to Guanajuato

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$412	Average$726	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$449	Average$595	FlexibilityNo cancel fee	On-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$126+ 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Guanajuato with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Guanajuato

Keep the following information in mind while searching for Ontario to Guanajuato flight deals. Data was last updated April 29, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ontario to Guanajuato

Cheapest flights from Ontario to GuanajuatoExplore 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 April 29, 2025.

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 April 29, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Guanajuato that are best for you.

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.

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?

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 April 29, 2025.

Reviews of airlines servicing Guanajuato

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?

What are the cheapest airlines to fly from Ontario to Guanajuato one-way?

What are the cheapest flights from Ontario to Guanajuato?

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

How can I find direct flights from Ontario to Guanajuato?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ontario to Guanajuato

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Ontario to Guanajuato

100% Free

Book with Flexibility

Travel Smart

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 April 29, 2025.