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 $156. American Airlines flights start at $301 while deals on Aeromexico start at $328 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 Friday evenings 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 $408, 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 $284 for that flight.

What are the most popular airlines that fly from Ontario to Guanajuato?

American Airlines, United Airlines and Volaris are the most popular airlines when flying from Ontario to Guanajuato.

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 29% 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 $366, 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 $404. You can even find prices in February for less than $404, 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 57%.

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.

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.

$156+ Flights from Ontario to Guanajuato, Mexico - Compare & Save Big

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Cheap flight deals from Ontario to Guanajuato

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$346 (CheapOair)
One-way from	$156 (Booking.com)
Popular in	June
Cheapest in	July
Average price	$668

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

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One-way flight from Ontario to Guanajuato

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Highest demand for flights based on searches. 4% potential increase in price ($23 potential increase over avg. RT price).

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

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Average for round-trip flights in May 2025

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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 mayo 12, 2025.

vie. 10/247:59 pmONT - BJX

Nonstop3h 00mVolaris

mar. 10/288:43 amBJX - ONT

Nonstop3h 17mVolaris

Deal found 5/12

$346

vie. 6/139:11 pmONT - BJX

2 stops11h 44mMultiple Airlines

lun. 6/165:20 pmBJX - ONT

1 stop16h 51mMultiple Airlines

Deal found 5/11

$419

mié. 7/25:50 pmONT - BJX

2 stops12h 25mDelta

mié. 7/911:44 amBJX - ONT

2 stops12h 58mDelta

Deal found 5/11

$452

mié. 6/256:00 amONT - BJX

1 stop12h 31mUnited Airlines

mié. 7/211:45 amBJX - ONT

1 stop10h 52mUnited Airlines

Deal found 5/11

$518

vie. 6/132:40 pmONT - BJX

1 stop7h 51mAmerican Airlines

lun. 6/163:17 pmBJX - ONT

1 stop7h 57mAmerican Airlines

Deal found 5/11

$538

lun. 5/266:00 amONT - BJX

2 stops18h 06mFrontier

jue. 5/295:45 amBJX - ONT

2 stops19h 06mFrontier

Deal found 5/12

$630

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 mayo 12, 2025.

vie. 10/247:59 pmONT - BJX

Nonstop3h 00mVolaris

mar. 10/288:43 amBJX - ONT

Nonstop3h 17mVolaris

Deal found 5/12

$346

vie. 6/139:11 pmONT - BJX

2 stops11h 44mMultiple Airlines

lun. 6/165:20 pmBJX - ONT

1 stop16h 51mMultiple Airlines

Deal found 5/11

$419

mié. 7/25:50 pmONT - BJX

2 stops12h 25mDelta

mié. 7/911:44 amBJX - ONT

2 stops12h 58mDelta

Deal found 5/11

$452

mié. 6/256:00 amONT - BJX

1 stop12h 31mUnited Airlines

mié. 7/211:45 amBJX - ONT

1 stop10h 52mUnited Airlines

Deal found 5/11

$518

vie. 6/132:40 pmONT - BJX

1 stop7h 51mAmerican Airlines

lun. 6/163:17 pmBJX - ONT

1 stop7h 57mAmerican Airlines

Deal found 5/11

$538

lun. 5/266:00 amONT - BJX

2 stops18h 06mFrontier

jue. 5/295:45 amBJX - ONT

2 stops19h 06mFrontier

Deal found 5/12

$630

Last-minute flights from Ontario to Guanajuato
Discover last-minute flight deals from Ontario to Guanajuato. Data last updated mayo 12, 2025 and is based on user searches.

jue. 5/156:47 pmONT - BJX

2 stops20h 48mFrontier

sáb. 5/175:45 amBJX - ONT

2 stops19h 14mFrontier

Deal found 5/11

$999

sáb. 5/171:09 amONT - BJX

2 stops12h 41mMultiple Airlines

mié. 6/187:39 amBJX - ONT

2 stops12h 39mMultiple Airlines

Deal found 5/10

$603

dom. 5/186:48 pmONT - BJX

2 stops15h 01mUnited Airlines

mié. 6/185:00 amBJX - ONT

2 stops17h 04mUnited Airlines

Deal found 5/10

$723

vie. 6/139:11 pmONT - BJX

2 stops11h 44mMultiple Airlines

lun. 6/165:20 pmBJX - ONT

1 stop16h 51mMultiple Airlines

Deal found 5/11

$419

vie. 6/136:00 amONT - BJX

2 stops9h 29mDelta

sáb. 6/286:04 amBJX - ONT

2 stops17h 42mDelta

Deal found 5/11

$492

vie. 6/132:40 pmONT - BJX

1 stop7h 51mAmerican Airlines

lun. 6/163:17 pmBJX - ONT

1 stop7h 57mAmerican Airlines

Deal found 5/11

$538

mié. 6/259:11 pmONT - BJX

2 stops20h 00mVolaris

mié. 7/27:39 amBJX - ONT

2 stops12h 39mVolaris

Deal found 5/11

$482

mié. 6/256:00 amONT - BJX

1 stop12h 31mUnited Airlines

mié. 7/211:45 amBJX - ONT

1 stop10h 52mUnited Airlines

Deal found 5/11

$518

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 mayo 12, 2025.

vie. 8/17:59 pmONT - BJX

Nonstop3h 01mVolaris

Deal found 5/10

$156

dom. 5/259:23 pmONT - BJX

2 stops16h 27mMultiple Airlines

Deal found 5/10

$230

jue. 7/3112:59 amONT - BJX

1 stop12h 24mAmerican Airlines

Deal found 5/10

$301

lun. 6/96:00 amONT - BJX

2 stops12h 14mAeromexico

Deal found 5/11

$328

vie. 6/132:40 pmONT - BJX

1 stop7h 51mBritish Airways

Deal found 5/11

$343

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

vie. 10/24

7:59 pm-11:59 pm

Nonstop3h 00m

León Del Bajio

mar. 10/28

8:43 am-11:00 am

Nonstop3h 17m

$346

OntarioLeón

ONT - BJX

ONTBJX

Ontario

vie. 6/13

9:11 pm-9:55 am

2 stops11h 44m

León Del Bajio

lun. 6/16

5:20 pm-9:11 am

1 stop16h 51m

$419

OntarioLeón

ONT - BJX

ONTBJX

Ontario

mié. 7/2

5:50 pm-7:15 am

2 stops12h 25m

León Del Bajio

mié. 7/9

11:44 am-11:42 pm

2 stops12h 58m

$452

OntarioLeón

ONT - BJX

ONTBJX

Ontario

mié. 6/25

6:00 am-7:31 pm

1 stop12h 31m

León Del Bajio

mié. 7/2

11:45 am-9:37 pm

1 stop10h 52m

$518

OntarioLeón

ONT - BJX

ONTBJX

Ontario

vie. 6/13

2:40 pm-11:31 pm

1 stop7h 51m

León Del Bajio

lun. 6/16

3:17 pm-10:14 pm

1 stop7h 57m

$538

OntarioLeón

ONT - BJX

ONTBJX

Ontario

lun. 5/26

6:00 am-1:06 am

2 stops18h 06m

León Del Bajio

jue. 5/29

5:45 am-11:51 pm

2 stops19h 06m

$630

OntarioLeón

ONT - BJX

ONTBJX

Ontario

vie. 8/1

7:59 pm-12:00 am

Nonstop3h 01m

$156

OntarioLeón

ONT - BJX

ONTBJX

Ontario

dom. 5/25

9:23 pm-2:50 pm

2 stops16h 27m

$230

OntarioLeón

ONT - BJX

ONTBJX

Ontario

lun. 6/9

6:00 am-10:49 am

1 stop27h 49m

$272

OntarioLeón

ONT - BJX

ONTBJX

Ontario

jue. 7/31

12:59 am-2:23 pm

1 stop12h 24m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/10

Showing 1-10 of 12 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 $712). 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

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,950 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Aeromexico

7.5

Good

1,699 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,724 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Volaris

6.7

Okay

1,174 reviews

Delta

8.0

Very good

7,950 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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. 3 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 $156. American Airlines flights start at $301 while deals on Aeromexico start at $328 one-way.
What are the cheapest flights from Ontario to Guanajuato?
While on average a flight from Ontario to Guanajuato is generally $408, 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 $284 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 $712). 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

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Top 3 airlines flying from Ontario to Guanajuato

Airline	Cheapest	Average	Flexibility	On-time
Volaris	Cheapest$297	Average$311	FlexibilityNo cancel fee	On-time79%
United Airlines	Cheapest$412	Average$726	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$449	Average$595	FlexibilityNo cancel fee	On-time71%

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$156+ 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 8/1. 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

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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 mayo 12, 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 mayo 12, 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 mayo 12, 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 mayo 12, 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 3 airlines flying from Ontario to Guanajuato

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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 mayo 12, 2025.