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$130+ Cheap flights from Central America 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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Central America to Ontario

Keep the following information in mind while searching for Central America to Ontario flight deals. Data was last updated June 12, 2025.

Round-trip from

$219
(Cheapflightsfares)

One-way from

$130
(FlightHub)

Popular in

July

Cheapest in

October

Average price

$334

Good round-trip deal

$353 or less

Good one-way deal

$208 or less
From Central America to Ontario
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One-way flight from Central America to Ontario
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Highest demand for flights based on searches. 12% potential increase in price ($44 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Central America to Ontario.
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Price to beat on a one-way flight from Central America to Ontario.
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Find flight deals from Central America to Ontario

Cheapest flights from Central America to Ontario
Explore the most affordable flight options available from Central America to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 10/185:20 amGUA - ONT
1 stop17h 35mAvianca
Sat 11/111:30 pmONT - GUA
1 stop8h 50mAvianca
Deal found 6/10$219
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Mon 11/179:40 amSJO - ONT
1 stop9h 54mUnited Airlines
Mon 11/246:38 pmONT - SJO
2 stops14h 47mUnited Airlines
Deal found 6/12$318
This Kissandfly.com deal was found by Cheapflights users on 6/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/212:40 amGUA - ONT
2 stops18h 28mMultiple Airlines
Thu 8/76:00 amONT - GUA
1 stop11h 49mMultiple Airlines
Deal found 6/11$319
This American Airlines deal was found by Cheapflights users on 6/10. 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 10/37:21 amSJO - ONT
1 stop29h 35mAmerican Airlines
Sat 10/113:00 pmONT - SJO
2 stops21h 00mAmerican Airlines
Deal found 6/10$344
This FlightHub deal was found by Cheapflights users on 6/10. 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.
Tue 9/25:35 pmSAL - ONT
Nonstop5h 20mAvianca
Tue 9/911:25 pmONT - SAL
Nonstop4h 40mAvianca
Deal found 6/10$354
This Kissandfly.com deal was found by Cheapflights users on 6/9. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1112:38 pmGUA - ONT
1 stop9h 47mLufthansa
Mon 10/66:00 amONT - GUA
1 stop11h 49mLufthansa
Deal found 6/9$359
This Kissandfly.com deal was found by Cheapflights users on 6/11. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/197:55 amSJO - ONT
1 stop14h 42mLufthansa
Sat 7/266:00 amONT - SJO
1 stop12h 37mLufthansa
Deal found 6/11$359
This CheapOair deal was found by Cheapflights users on 6/11. 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.
Fri 11/74:13 pmSJO - ONT
1 stop9h 01mMultiple Airlines
Tue 12/21:04 amONT - SJO
1 stop20h 49mMultiple Airlines
Deal found 6/11$362
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Wed 6/186:15 amGUA - ONT
1 stop15h 55mUnited Airlines
Wed 10/156:00 amONT - GUA
1 stop9h 32mUnited Airlines
Deal found 6/10$368
This United Airlines deal was found by Cheapflights users on 6/12. 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 9/191:25 pmSAL - ONT
1 stop9h 00mUnited Airlines
Tue 9/305:05 amONT - SAL
2 stops14h 12mUnited Airlines
Deal found 6/12$378
This American Airlines deal was found by Cheapflights users on 6/11. 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.
Thu 12/253:35 pmSAL - ONT
2 stops21h 56mAmerican Airlines
Tue 1/65:03 pmONT - SAL
2 stops18h 31mAmerican Airlines
Deal found 6/11$428
This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/173:05 pmSJO - ONT
1 stop7h 50mAvianca
Thu 6/2611:25 pmONT - SJO
1 stop10h 50mAvianca
Deal found 6/11$433

Cheapflights Fare Finder

Customize your flight search to find flights from Central America 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 June 12, 2025.
Use the filters below to find and compare flights from Central America to Ontario that are best for you.

Fly from

Central America

Fly to

Ontario

Route

Depart

Return

Price

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Sat 10/18

5:20 am-9:55 pm

1 stop17h 35m

Ontario

Sat 11/1

11:30 pm-9:20 am

1 stop8h 50m

$219

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Mon 11/17

9:40 am-5:34 pm

1 stop9h 54m

Ontario

Mon 11/24

6:38 pm-11:25 am

2 stops14h 47m

$318

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Sat 8/2

12:40 am-6:08 pm

2 stops18h 28m

Ontario

Thu 8/7

6:00 am-6:49 pm

1 stop11h 49m

$319

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Fri 10/3

12:12 pm-10:04 am

2 stops22h 52m

Ontario

Sat 10/11

3:00 pm-1:00 pm

2 stops21h 00m

$344

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 9/24

1:18 pm-10:41 pm

1 stop10h 23m

Ontario

Mon 9/29

5:05 pm-11:53 am

2 stops17h 48m

$354

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Tue 9/2

5:35 pm-9:55 pm

Nonstop5h 20m

Ontario

Tue 9/9

11:25 pm-5:05 am

Nonstop4h 40m

$354

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Thu 9/11

12:38 pm-9:25 pm

1 stop9h 47m

Ontario

Mon 10/6

6:00 am-6:49 pm

1 stop11h 49m

$359

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Sat 7/19

7:55 am-9:37 pm

1 stop14h 42m

Ontario

Sat 7/26

6:00 am-7:37 pm

1 stop12h 37m

$359

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Fri 11/7

4:13 pm-11:14 pm

1 stop9h 01m

Ontario

Tue 12/2

1:04 am-11:53 pm

1 stop20h 49m

$362

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Tue 7/1

6:15 am-9:37 pm

1 stop16h 22m

Ontario

Sat 8/2

6:00 am-6:49 pm

1 stop11h 49m

$368

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 55 results
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Best time to book a flight from Central America to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Central America to Ontario (average of $246). Flying from Central America 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 CA to ONT?

Find hourly flight availability from Central America 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Central America to Ontario as you normally would.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 June 12, 2025.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Avianca
6.7
Okay
2,345 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Crew

8.5

Entertainment

7.1

Comfort

7.8

Overall

8.0

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Central America 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 Central America?

    Ontario (ONT) is the airport you will fly into if you book a flight from Central America to Ontario. It is only a 3.1 mi journey from Ontario (ONT) to Ontario’s city center.

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

    $130 is the cheapest one-way deal found within the past few days, from Avianca. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $147 and $186, respectively.

  • What are the most popular routes from Central America to Ontario?

    When deciding which route to take from Central America to Ontario consider Guatemala City La Aurora - Ontario, San José Juan Santamaria Intl - Ontario or San Salvador El Salvador Intl - Ontario as they are the most popular.

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

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

  • How can I find direct flights from Central America to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Central America 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 Central America to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Central America to Ontario (average of $246). Flying from Central America 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 Central America to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Central America to Ontario

Discover the top 3 airlines that operate flights from Central America 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$187Average$568FlexibilityNo cancel feeOn-time69%
AviancaCheapest$228Average$501FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$292Average$595FlexibilityNo cancel feeOn-time71%

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