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$166+ Cheap flights from Guadalajara (GDL) to Ontario (ONT)

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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
GDL — ONT
juil. 6 — juil. 131
dim. 7/6
dim. 7/13
1 adult, Economy
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Cheapflights Tip: The best prices from Guadalajara Miguel Hidal to Ontario are usually found in September or October, booked 89 days in advance, depart on a Thursday or Friday and return on a Tuesday

Cheap flight deals from Guadalajara to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Guadalajara (GDL) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated juillet 1, 2025.

Round-trip from

$273
(SmartFares)

One-way from

$166
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$344

Good round-trip deal

$200 or less

Good one-way deal

$180 or less
From Guadalajara Miguel Hidal to Ontario
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One-way flight from Guadalajara Miguel Hidal to Ontario
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Highest demand for flights based on searches. 10% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Guadalajara Miguel Hidal to Ontario.
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Price to beat on a one-way flight from Guadalajara Miguel Hidal to Ontario.
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Find flight deals from Guadalajara to Ontario

Cheapest flights from Guadalajara to Ontario
Explore the most affordable flight options available from Guadalajara to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on juillet 1, 2025.

This SmartFares deal was found by Cheapflights users on 7/1. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/209:04 pmGDL - ONT
Nonstop3h 03mVolaris
ven. 8/299:11 pmONT - GDL
Nonstop3h 05mVolaris
Deal found 7/1$273
This Frontier deal was found by Cheapflights users on 7/1. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 8/209:04 pmGDL - ONT
Nonstop3h 03mFrontier
ven. 8/221:09 amONT - GDL
Nonstop3h 05mFrontier
Deal found 7/1$274
This Delta deal was found by Cheapflights users on 6/30. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 8/1510:50 amGDL - ONT
2 stops13h 50mDelta
ven. 8/226:05 amONT - GDL
1 stop6h 30mDelta
Deal found 6/30$311
This United Airlines deal was found by Cheapflights users on 7/1. 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.
mer. 8/206:40 amGDL - ONT
1 stop15h 45mUnited Airlines
sam. 8/237:00 amONT - GDL
2 stops13h 34mUnited Airlines
Deal found 7/1$313
This Kiwi.com deal was found by Cheapflights users on 7/1. 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.
mer. 8/2010:20 amGDL - ONT
1 stop6h 58mMultiple Airlines
ven. 8/299:11 pmONT - GDL
Nonstop3h 05mMultiple Airlines
Deal found 7/1$335

Cheapflights Fare Finder

Customize your flight search to find flights from Guadalajara to Ontario 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 juillet 1, 2025.
Use the filters below to find and compare flights from Guadalajara to Ontario that are best for you.

Fly from

Guadalajara

Fly to

Ontario

Route

Depart

Return

Price

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

mer. 8/20

9:04 pm-11:07 pm

Nonstop3h 03m

Ontario

ven. 8/29

9:11 pm-1:16 am

Nonstop3h 05m

$273

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

mer. 8/20

9:04 pm-11:07 pm

Nonstop3h 03m

Ontario

ven. 8/22

1:09 am-5:14 am

Nonstop3h 05m

$274

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

ven. 8/15

3:45 pm-11:40 pm

1 stop8h 55m

Ontario

ven. 8/22

6:05 am-1:35 pm

1 stop6h 30m

$311

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

mer. 8/20

6:40 am-8:33 pm

2 stops14h 53m

Ontario

sam. 8/23

7:00 am-9:34 pm

2 stops13h 34m

$313

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

mer. 8/20

10:20 am-4:18 pm

1 stop6h 58m

Ontario

ven. 8/29

9:11 pm-1:16 am

Nonstop3h 05m

$335

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

ven. 8/15

5:15 pm-7:18 pm

Nonstop3h 03m

$170

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

dim. 8/24

5:18 pm-7:21 pm

Nonstop3h 03m

$171

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

ven. 8/1

3:45 pm-11:42 pm

1 stop8h 57m

$200

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

ven. 8/22

12:30 pm-9:25 pm

1 stop9h 55m

$202

GuadalajaraOntario

GDL - ONT

GDLONT

Guadalajara Miguel Hidal

ven. 8/29

6:20 am-6:34 pm

1 stop13h 14m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

The best insider tips for Guadalajara to Ontario flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Guadalajara to Ontario trip
Airports
GDL

Check-in lines at GDL can be long. Check-in online or via an airline app to get your boarding pass and save time.

Read more about GDLby Mark Chesnut
ONT

For a convenient arrival at ONT, rent a car. ONT’s rental center has ten major companies, and nearby highway access gets you on the road quickly.

Read more about ONTby Bill Fink
Our travel experts
Bill Fink

Bill Fink

Expert on ONT

Bill Fink

Bill Fink

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has traveled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Read more
Mark Chesnut

Mark Chesnut

Expert on GDL

Mark Chesnut

Mark Chesnut

Mark Chesnut is a travel writer and public speaker with more than 30 years of experience. The 2019 winner of the NLGJA Excellence in Travel Writing Award, Mark is the author of the book “Prepare for Departure” and has covered air travel for multiple top consumer and trade media outlets.

Read more

Best time to book a flight from Guadalajara to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Guadalajara 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 Guadalajara to Ontario

How far ahead should I book a flight from Guadalajara to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from Guadalajara to Ontario. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from Guadalajara to Ontario, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Guadalajara to Ontario (average of $246). Flying from Guadalajara to Ontario in March is currently the most expensive (average of $328). 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 GDL to ONT?

Find hourly flight availability from Guadalajara to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated juillet 1, 2025.

One of the essential ways to save on airfare from Guadalajara to Ontario is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the morning could potentially save you up to 3% on airfare.

Weekly flight availability from Guadalajara to Ontario

Explore weekly flight availability from Guadalajara to Ontario. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated juillet 1, 2025.

The most flights from GDL to ONT are scheduled on a Monday (4 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

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

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated juillet 1, 2025.
Read through reviews of airlines operating flights from Guadalajara to Ontario, such as Delta, United Airlines, and Volaris. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,973 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Volaris
6.7
Okay
1,172 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
5.9
Fair
3,291 reviews
Delta
8.0
Very good
7,973 reviews

Crew

8.5

Entertainment

7.9

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Guadalajara to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airports do I use to fly from Guadalajara to Ontario?

    Booking a flight from Guadalajara Miguel Hidal (GDL) to Ontario (ONT) is your only option if you wish to fly from Guadalajara to Ontario. On a typical day, there are 4 flights from Miguel Hidal to Ontario, all of which are around 3h 03m for a nonstop flight. You can also purchase a plane ticket from 2 airlines when you book a flight from Miguel Hidal to Ontario.

  • How popular is this Guadalajara to Ontario flight route?

    Flights from Guadalajara Miguel Hidal to Ontario have been viewed 2 times in the past calendar month.

  • What are the cheapest airlines flying from Guadalajara to Ontario round-trip?

    Cheapflights users have booked flights from Guadalajara to Ontario round-trip from $273. Other airlines that can offer you cheap pricing are Frontier, from $274, and Delta, from $311. Volaris is 11% cheaper than the average price of flights available within the next 90 days to this destination.

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

    One-way options have recently been found by users for as low as $166 on Volaris. Other airlines that offer cheap prices include Frontier from $170 and Delta from $200 one-way.

  • What are the cheapest flights from Guadalajara to Ontario?

    Looking for the cheapest flight from Guadalajara to Ontario? While on average our users pay $218, our data indicates the cheapest price to be $161. The most popular route (Guadalajara Miguel Hidal - Ontario), is priced around $276.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Guadalajara to Ontario 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 Guadalajara to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Guadalajara to Ontario (average of $246). Flying from Guadalajara to Ontario in March is currently the most expensive (average of $328). 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

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Alternative routes for Guadalajara to Ontario

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Top 2 airlines flying from Guadalajara to Ontario

Discover the top 2 airlines that operate flights from Guadalajara to Ontario. 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 juillet 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
VolarisCheapest$226Average$337FlexibilityNo cancel feeOn-time79%
FrontierCheapest$245Average$299FlexibilityNo cancel feeOn-time62%

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