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Ontario

$147+ 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 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — ONT
Dec 15 — Dec 221
Mon 12/15
Mon 12/22
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 November 15, 2025.

Most accurate provider

OneTravel
3 stars

Most trusted provider

OneTravel
3 stars

Round-trip from

$267
(United Airlines)

One-way from

$147
(Cheapflightsfares)

Popular in

January

Cheapest in

October

Average price

$350

Good round-trip deal

$489 or less

Good one-way deal

$203 or less
Provider with most accurate pricing for San Salvador El Salvador Intl-Los Angeles flight deals.
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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. 0% potential increase in price ($2 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 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 November 15, 2025.

This United Airlines deal was found by Cheapflights users on 11/13. 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.
Sat 11/229:40 amSJO - ONT
1 stop9h 54mUnited Airlines
Thu 12/41:34 pmONT - SJO
1 stop30h 26mUnited Airlines
Deal found 11/13$267
This American Airlines deal was found by Cheapflights users on 11/13. 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 12/122:56 pmSJO - ONT
1 stop24h 59mAmerican Airlines
Wed 4/226:43 amONT - SJO
1 stop14h 12mAmerican Airlines
Deal found 11/13$282
This Priceline deal was found by Cheapflights users on 11/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/99:55 amGUA - ONT
1 stop13h 00mMultiple Airlines
Fri 1/98:31 amONT - GUA
1 stop28h 55mMultiple Airlines
Deal found 11/14$293
This American Airlines deal was found by Cheapflights users on 11/15. 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 11/222:39 pmSJO - ONT
1 stop9h 44mAmerican Airlines
Fri 11/2812:49 pmONT - SJO
1 stop8h 23mAmerican Airlines
Deal found 11/15$315
This Kissandfly.com deal was found by Cheapflights users on 11/13. 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 11/229:40 amSJO - ONT
1 stop15h 11mLufthansa
Fri 11/286:09 amONT - SJO
1 stop12h 30mLufthansa
Deal found 11/13$316
This United Airlines deal was found by Cheapflights users on 11/13. 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 11/1712:35 pmSJO - ONT
2 stops25h 56mUnited Airlines
Tue 11/256:00 amONT - SJO
1 stop24h 32mUnited Airlines
Deal found 11/13$321
This American Airlines deal was found by Cheapflights users on 11/13. 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 11/152:59 pmSJO - ONT
1 stop9h 30mAmerican Airlines
Sat 12/63:04 pmONT - SJO
2 stops20h 35mAmerican Airlines
Deal found 11/13$341
This Avianca deal was found by Cheapflights users on 11/13. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/205:35 pmSAL - ONT
Nonstop5h 20mAvianca
Tue 1/2010:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 11/13$344
This Priceline deal was found by Cheapflights users on 11/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/167:45 amGUA - ONT
1 stop15h 10mMultiple Airlines
Fri 1/98:31 amONT - GUA
1 stop28h 55mMultiple Airlines
Deal found 11/15$353
This Priceline deal was found by Cheapflights users on 11/14. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:45 amGUA - ONT
1 stop16h 10mMultiple Airlines
Mon 1/56:20 pmONT - GUA
1 stop22h 36mMultiple Airlines
Deal found 11/14$363
This United Airlines deal was found by Cheapflights users on 11/14. 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.
Tue 12/161:28 pmGUA - ONT
1 stop10h 21mUnited Airlines
Wed 1/216:10 amONT - GUA
1 stop7h 25mUnited Airlines
Deal found 11/14$368
This American Airlines deal was found by Cheapflights users on 11/15. 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.
Mon 12/83:19 pmGUA - ONT
1 stop20h 35mAmerican Airlines
Thu 1/86:00 amONT - GUA
1 stop15h 29mAmerican Airlines
Deal found 11/15$369

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 November 15, 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

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Thu 4/16

11:13 am-10:11 pm

1 stop11h 58m

Ontario

Wed 4/22

1:33 pm-7:15 am

1 stop16h 42m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 2/4

8:45 am-10:53 pm

2 stops16h 08m

Ontario

Tue 2/10

6:00 am-8:32 am

1 stop24h 32m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Thu 1/29

6:30 am-10:53 pm

2 stops18h 23m

Ontario

Thu 2/5

6:10 am-6:16 pm

1 stop10h 06m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Mon 2/2

9:40 am-10:53 pm

1 stop15h 13m

Ontario

Mon 2/9

5:05 am-1:15 pm

2 stops30h 10m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Thu 3/12

5:30 am-10:37 pm

2 stops18h 07m

Ontario

Sun 3/15

6:00 am-7:32 am

1 stop24h 32m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Tue 1/27

8:45 am-10:53 pm

2 stops16h 08m

Ontario

Tue 2/3

1:24 pm-6:16 pm

2 stops26h 52m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 1/28

6:30 am-10:53 pm

2 stops18h 23m

Ontario

Wed 2/4

1:53 pm-8:32 am

1 stop16h 39m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 3/11

5:30 am-10:35 pm

1 stop18h 05m

Ontario

Sun 3/15

6:00 am-7:32 am

1 stop24h 32m

$267

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Wed 11/26

9:40 am-10:51 pm

1 stop15h 11m

Ontario

Sat 11/29

6:00 am-8:32 am

1 stop24h 32m

$321

San JoséOntario

SJO - ONT

SJOONT

San José Juan Santamaria Intl

Sat 1/31

6:30 am-10:53 pm

2 stops18h 23m

Ontario

Sat 2/14

1:53 pm-6:16 pm

2 stops26h 23m

$321

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/13

Showing 1-10 of 60 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, January is the cheapest month in which you can book a flight from Central America to Ontario (average of $100). Flying from Central America to Ontario in November is currently the most expensive (average of $156). 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 November 15, 2025.

It’s typically best to fly out from Central America to Ontario in the afternoon. Doing so could potentially save you 21% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from Central America to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Central America to Ontario. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Central America to Ontario flight should consider departing on Friday evenings when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 November 15, 2025.
Read reviews from past customers who have flown United Airlines, American Airlines, and Avianca from Central America to Ontario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,017 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

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
9,017 reviews
United Airlines
7.4
Good
9,017 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

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
11,053 reviews
United Airlines
7.4
Good
9,017 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Avianca
6.6
Okay
2,477 reviews
United Airlines
7.4
Good
9,017 reviews

Boarding

7.7

Crew

8.1

Food

6.6

Entertainment

7.1

Overall

7.4

Comfort

7.3

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 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.

  • How long is the flight from Central America to Ontario?

    Departing from Central America to Ontario will take you 8h 15m. The distance from Central America to Ontario is about 2970 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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, January is the cheapest month in which you can book a flight from Central America to Ontario (average of $100). Flying from Central America to Ontario in November is currently the most expensive (average of $156). 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.

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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 November 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$220Average$596FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$248Average$484FlexibilityNo cancel feeOn-time69%
AviancaCheapest$302Average$553FlexibilityNo cancel feeOn-time71%

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