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$120+ Cheap flights from Guatemala 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
GUA — ONT
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Guatemala to Ontario

Keep the following information in mind while searching for Guatemala to Ontario flight deals. Data was last updated September 17, 2025.

Round-trip from

$231
(American Airlines)

One-way from

$120
(Gotogate)

Popular in

December

Cheapest in

February

Average price

$292
From Guatemala to Ontario
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One-way flight from Guatemala to Ontario
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Highest demand for flights based on searches. 6% potential increase in price ($21 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 September 2025
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Find flight deals from Guatemala to Ontario

Cheapest flights from Guatemala to Ontario
Explore the most affordable flight options available from Guatemala to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/255:20 amGUA - ONT
1 stop17h 35mAvianca
Sat 9/2711:25 pmONT - GUA
1 stop8h 40mAvianca
Deal found 9/17$219
This American Airlines deal was found by Cheapflights users on 9/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:30 pmGUA - ONT
2 stops21h 51mAmerican Airlines
Mon 9/2910:35 pmONT - GUA
2 stops19h 37mAmerican Airlines
Deal found 9/17$227
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/41:49 pmGUA - ONT
2 stops22h 08mAmerican Airlines
Sun 11/97:30 pmONT - GUA
2 stops16h 29mAmerican Airlines
Deal found 9/16$231
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/45:20 amGUA - ONT
1 stop17h 35mAvianca
Tue 10/711:25 pmONT - GUA
1 stop18h 10mAvianca
Deal found 9/16$235
This Cheapflightsfares deal was found by Cheapflights users on 9/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:00 amGUA - ONT
1 stop12h 55mAvianca
Tue 10/2811:30 pmONT - GUA
1 stop8h 30mAvianca
Deal found 9/17$257
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Thu 10/309:55 amGUA - ONT
1 stop13h 00mAvianca
Tue 11/410:30 pmONT - GUA
1 stop18h 05mAvianca
Deal found 9/16$272
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:00 amGUA - ONT
1 stop12h 55mAvianca
Tue 10/2111:25 pmONT - GUA
1 stop18h 10mAvianca
Deal found 9/16$274
This American Airlines deal was found by Cheapflights users on 9/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2112:36 pmGUA - ONT
2 stops21h 43mAmerican Airlines
Fri 10/314:49 pmONT - GUA
2 stops23h 36mAmerican Airlines
Deal found 9/16$279
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Thu 10/910:00 amGUA - ONT
1 stop12h 55mMultiple Airlines
Thu 10/1612:32 pmONT - GUA
2 stops20h 58mMultiple Airlines
Deal found 9/16$306

Cheapflights Fare Finder

 
Customize your flight search to find flights from Guatemala 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 September 17, 2025.
Use the filters below to find and compare flights from Guatemala to Ontario that are best for you.

Fly from

Guatemala

Fly to

Ontario

Route

Depart

Return

Price

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Wed 10/1

6:15 am-5:23 pm

2 stops12h 08m

Ontario

Mon 10/6

6:00 am-6:49 pm

1 stop11h 49m

$372

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Wed 11/19

7:00 am-8:44 pm

2 stops15h 44m

Ontario

Sun 11/23

6:38 pm-7:39 pm

2 stops23h 01m

$372

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Fri 10/24

6:15 am-8:24 pm

2 stops15h 09m

Ontario

Tue 11/4

6:38 pm-7:39 pm

2 stops23h 01m

$372

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Tue 12/16

7:00 am-5:37 pm

2 stops12h 37m

Ontario

Sat 1/31

6:00 am-7:39 pm

1 stop11h 39m

$372

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Mon 10/13

1:30 am-3:02 pm

2 stops14h 32m

Ontario

Wed 11/26

6:05 am-7:39 pm

1 stop11h 34m

$372

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Sun 12/14

2:10 am-9:49 pm

1 stop21h 39m

Ontario

Thu 1/8

6:00 am-9:45 pm

1 stop13h 45m

$387

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Wed 10/15

1:30 am-9:24 pm

1 stop20h 54m

Ontario

Mon 10/20

6:36 pm-6:49 pm

2 stops23h 13m

$398

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Fri 10/3

12:38 pm-9:24 pm

1 stop9h 46m

Ontario

Sun 10/5

6:00 am-4:32 pm

1 stop9h 32m

$433

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Fri 10/17

6:15 am-8:24 pm

2 stops15h 09m

Ontario

Mon 10/20

6:36 pm-6:49 pm

2 stops23h 13m

$437

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Mon 12/22

3:10 pm-8:48 am

2 stops19h 38m

$148

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 18 results
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Best time to book a flight from Guatemala to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Guatemala to Ontario (average of $246). Flying from Guatemala to Ontario in March is currently the most expensive (average of $327). 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 GT to ONT?

Find hourly flight availability from Guatemala 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 September 17, 2025.

When flying from Guatemala to Ontario, 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 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 September 17, 2025.
Read through reviews of airlines operating flights from Guatemala to Ontario, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Guatemala to Ontario. 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 into for flights to Ontario from Guatemala?

    If you book a flight to Ontario from Guatemala, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

  • How long is the flight from Guatemala to Ontario?

    United Airlines can get you from Guatemala to Ontario in just under 12h 08m. Your travel time can differ by up to . Airlines will cover a distance of 2157 mi.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Guatemala to Ontario (average of $246). Flying from Guatemala to Ontario in March is currently the most expensive (average of $327). 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 Guatemala to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Guatemala City to Los Angeles flights
San José to Los Angeles flights
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San José to Las Vegas flights
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San José to San Diego flights
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San José to Oakland flights
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San Salvador to San Jose flights
Managua to San Francisco flights
Guatemala City to Oakland flights
San Pedro Sula to Las Vegas flights
San José to Burbank flights
San José to San Jose flights
San Salvador to Oakland flights
Managua to Ontario flights
San José to Sacramento flights
Philip S.W.Goldson to Ontario flights
Guatemala City to Sacramento flights
Guatemala City to Reno flights
Panama City to Ontario flights
Guatemala City to Santa Ana flights
San Pedro Sula to San Francisco flights
San José to Santa Ana flights
Managua to Las Vegas flights
San Salvador to Santa Ana flights
San José to Reno flights
Philip S.W.Goldson to Las Vegas flights
Liberia to Ontario flights
Panama City to San Jose flights
Philip S.W.Goldson to San Francisco flights
Guatemala City to San Diego flights
Liberia to Las Vegas flights
Panama City to San Diego flights

Top 2 airlines flying from Guatemala to Ontario

Discover the top 2 airlines that operate flights from Guatemala 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$345Average$432FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$353Average$640FlexibilityNo cancel feeOn-time71%

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