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$148+ 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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — ONT
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
1 adult, Economy
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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 February 22, 2025.

This United Airlines deal was found by Cheapflights users on 2/20. 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 3/126:00 amGUA - ONT
1 stop16h 59mUnited Airlines
Tue 6/36:00 amONT - GUA
1 stop11h 49mUnited Airlines
Deal found 2/20$231
This United Airlines deal was found by Cheapflights users on 2/21. 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 5/2311:13 amSJO - ONT
2 stops31h 26mUnited Airlines
Sun 6/16:00 amONT - SJO
1 stop24h 15mUnited Airlines
Deal found 2/21$303
This American Airlines deal was found by Cheapflights users on 2/21. 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 5/22:15 pmGUA - ONT
1 stop20h 39mAmerican Airlines
Mon 5/57:25 pmONT - GUA
2 stops16h 35mAmerican Airlines
Deal found 2/21$332
This Cheapflightsfares deal was found by Cheapflights users on 2/21. 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 5/17:50 amGUA - ONT
2 stops15h 05mAvianca
Thu 5/1511:25 pmONT - GUA
1 stop8h 40mAvianca
Deal found 2/21$343
This Trip.com deal was found by Cheapflights users on 2/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/33:31 pmSJO - ONT
1 stop8h 42mMultiple Airlines
Mon 5/51:09 amONT - SJO
1 stop21h 05mMultiple Airlines
Deal found 2/22$356
This FlightHub deal was found by Cheapflights users on 2/21. 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.
Thu 4/175:35 pmSAL - ONT
Nonstop5h 20mAvianca
Tue 4/2211:25 pmONT - SAL
Nonstop4h 40mAvianca
Deal found 2/21$366
This United Airlines deal was found by Cheapflights users on 2/22. 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 2/286:55 amSAL - ONT
1 stop17h 04mUnited Airlines
Sun 3/26:00 amONT - SAL
1 stop13h 19mUnited Airlines
Deal found 2/22$424
This American Airlines deal was found by Cheapflights users on 2/22. 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.
Sat 3/87:00 amSAL - ONT
2 stops18h 53mAmerican Airlines
Sun 3/2310:27 pmONT - SAL
2 stops19h 38mAmerican Airlines
Deal found 2/22$433
This Cheapflightsfares deal was found by Cheapflights users on 2/22. 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 5/35:05 amSJO - ONT
1 stop17h 50mAvianca
Tue 5/1311:25 pmONT - SJO
1 stop13h 05mAvianca
Deal found 2/22$442
This Kiwi.com deal was found by Cheapflights users on 2/21. 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.
Fri 3/288:00 amSAL - ONT
1 stop30h 33mMultiple Airlines
Mon 3/314:09 pmONT - SAL
1 stop23h 29mMultiple Airlines
Deal found 2/21$487
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Thu 8/1411:05 amLIR - ONT
2 stops12h 41mUnited Airlines
Thu 8/288:18 pmONT - LIR
2 stops14h 52mUnited Airlines
Deal found 2/21$502
This American Airlines deal was found by Cheapflights users on 2/20. 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 11/133:00 pmSJO - ONT
1 stop20h 28mAmerican Airlines
Wed 11/196:38 amONT - SJO
1 stop14h 22mAmerican Airlines
Deal found 2/20$504

Find flights from Central America to Ontario within your budget

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 February 22, 2025.

Fly from

Central America

Fly to

Ontario

Route

Depart

Return

Price

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Wed 3/12

6:00 am-9:59 pm

1 stop16h 59m

Ontario

Tue 6/3

6:00 am-6:49 pm

1 stop11h 49m

$231

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Fri 5/23

11:13 am-12:14 pm

2 stops26h 01m

Ontario

Tue 6/3

1:36 pm-10:11 am

2 stops19h 35m

$303

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Fri 5/2

2:15 pm-9:54 am

1 stop20h 39m

Ontario

Mon 5/5

7:25 pm-1:00 pm

2 stops16h 35m

$332

Guatemala CityOntario

GUA - ONT

GUAONT

Guatemala City La Aurora

Thu 5/1

7:50 am-9:55 pm

2 stops15h 05m

Ontario

Thu 5/15

11:25 pm-9:05 am

1 stop8h 40m

$343

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Sat 5/3

3:31 pm-11:13 pm

1 stop8h 42m

Ontario

Mon 5/5

1:09 am-11:14 pm

1 stop21h 05m

$356

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Thu 4/17

5:35 pm-9:55 pm

Nonstop5h 20m

Ontario

Tue 4/22

11:25 pm-5:05 am

Nonstop4h 40m

$366

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Thu 5/8

1:25 pm-10:00 pm

1 stop9h 35m

Ontario

Sun 5/11

6:08 am-8:17 pm

1 stop13h 09m

$430

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Sat 3/8

7:00 am-11:53 pm

2 stops18h 53m

Ontario

Sun 3/23

10:27 pm-7:05 pm

2 stops19h 38m

$433

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Sat 5/3

5:05 am-9:55 pm

1 stop17h 50m

Ontario

Tue 5/13

11:25 pm-1:30 pm

1 stop13h 05m

$442

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 3/28

8:00 am-1:33 pm

1 stop30h 33m

Ontario

Mon 3/31

4:09 pm-4:38 pm

1 stop23h 29m

$487

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/21

Showing 1-10 of 59 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.

Travel insights for flights from Central America to Ontario

Get recent, data-driven insights about flights from Central America to Ontario including ideal travel times, pricing trends, and more.

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 $315). 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 February 22, 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 February 22, 2025.
Alaska Airlines
8.0
Very good
9,700 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Alaska Airlines
8.0
Very good
9,700 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Delta
8.0
Very good
8,203 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

Copa Airlines
7.6
Good
1,502 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

United Airlines
7.4
Good
8,754 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,700 reviews

Comfort

7.9

Crew

8.5

Food

7.1

Overall

8.0

Entertainment

7.1

Boarding

8.2

Reviews

1 / 20

10.0
Excellent

Seleste,Dec 2024

FAT - SAN

The attention and efficiency of the staff and the good handling of the pilot

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?

    $148 is the cheapest one-way deal found within the past few days, from United Airlines. You may also be able to find cheap deals on Avianca and American Airlines, with prices starting from $193 and $211, 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 $315). 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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$187Average$605FlexibilityNo cancel feeOn-time69%
AviancaCheapest$198Average$453FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$292Average$564FlexibilityNo cancel feeOn-time71%
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