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Central America

$109+ Cheap flights from Ontario (ONT) to Central America

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 8/31. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SJO
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Ontario to Central America

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

Round-trip from

$216
(American Airlines)

One-way from

$109
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$422

Good round-trip deal

$376 or less

Good one-way deal

$194 or less
From Ontario to Central America
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One-way flight from Ontario to Central America
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Highest demand for flights based on searches. 19% potential increase in price ($90 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($24 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 Ontario to Central America.
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Price to beat on a one-way flight from Ontario to Central America.
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Find flight deals from Ontario to Central America

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

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.
Wed 9/38:15 amONT - GUA
1 stop7h 59mAmerican Airlines
Mon 10/62:43 pmGUA - ONT
1 stop10h 19mAmerican Airlines
Deal found 6/10$216
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/226:00 amONT - GUA
1 stop9h 32mUnited Airlines
Wed 11/127:00 amGUA - ONT
1 stop16h 35mUnited Airlines
Deal found 6/11$224
This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:10 amONT - GUA
2 stops28h 16mBritish Airways
Thu 9/118:30 amGUA - ONT
1 stop16h 29mBritish Airways
Deal found 6/10$271
This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:04 amONT - GUA
1 stop11h 45mMultiple Airlines
Thu 9/118:30 amGUA - ONT
1 stop16h 29mMultiple Airlines
Deal found 6/10$296
This Priceline 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1611:25 pmONT - GUA
1 stop8h 40mAvianca
Fri 9/269:45 pmGUA - ONT
2 stops25h 10mAvianca
Deal found 6/10$311
This Kissandfly.com 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/56:04 amONT - GUA
1 stop9h 28mLufthansa
Wed 9/101:30 amGUA - ONT
1 stop20h 55mLufthansa
Deal found 6/10$334
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.
Tue 9/911:25 pmONT - SAL
Nonstop4h 40mAvianca
Sat 9/205:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 6/11$345
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.
Thu 9/46:04 amONT - SAL
1 stop13h 13mUnited Airlines
Tue 9/96:00 amSAL - ONT
1 stop16h 25mUnited Airlines
Deal found 6/10$350
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.
Sat 8/166:39 pmONT - SJO
1 stop11h 36mUnited Airlines
Fri 8/227:55 amSJO - ONT
1 stop14h 30mUnited Airlines
Deal found 6/10$352
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 6/126:10 amONT - SJO
1 stop14h 54mAmerican Airlines
Thu 6/1911:59 pmSJO - ONT
1 stop24h 03mAmerican Airlines
Deal found 6/11$360
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.
Thu 11/271:04 amONT - SJO
1 stop20h 49mMultiple Airlines
Sun 12/74:13 pmSJO - ONT
1 stop9h 01mMultiple Airlines
Deal found 6/11$362
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.
Tue 10/283:00 pmONT - SAL
1 stop20h 42mAmerican Airlines
Tue 11/183:35 pmSAL - ONT
1 stop8h 25mAmerican Airlines
Deal found 6/10$417

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Central America 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 Ontario to Central America that are best for you.

Fly from

Ontario

Fly to

Central America

Route

Depart

Return

Price

OntarioGuatemala City

ONT - GUA

ONTGUA

Ontario

Wed 9/3

8:15 am-5:14 pm

1 stop7h 59m

Guatemala City La Aurora

Mon 10/6

2:43 pm-12:02 am

1 stop10h 19m

$216

OntarioGuatemala City

ONT - GUA

ONTGUA

Ontario

Wed 10/22

6:00 am-4:32 pm

1 stop9h 32m

Guatemala City La Aurora

Wed 11/12

7:00 am-9:35 pm

1 stop16h 35m

$224

OntarioGuatemala City

ONT - GUA

ONTGUA

Ontario

Fri 9/5

6:10 am-11:26 am

2 stops28h 16m

Guatemala City La Aurora

Thu 9/11

8:30 am-11:59 pm

1 stop16h 29m

$271

OntarioGuatemala City

ONT - GUA

ONTGUA

Ontario

Fri 9/5

6:04 am-6:49 pm

1 stop11h 45m

Guatemala City La Aurora

Thu 9/11

8:30 am-11:59 pm

1 stop16h 29m

$296

OntarioGuatemala City

ONT - GUA

ONTGUA

Ontario

Tue 9/16

11:25 pm-9:05 am

1 stop8h 40m

Guatemala City La Aurora

Fri 9/26

9:45 pm-9:55 pm

2 stops25h 10m

$311

OntarioGuatemala City

ONT - GUA

ONTGUA

Ontario

Fri 9/5

6:04 am-4:32 pm

1 stop9h 28m

Guatemala City La Aurora

Wed 9/10

1:30 am-9:25 pm

1 stop20h 55m

$334

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Tue 9/9

11:25 pm-5:05 am

Nonstop4h 40m

San Salvador El Salvador Intl

Sat 9/20

5:35 pm-9:55 pm

Nonstop5h 20m

$345

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Thu 9/4

6:04 am-8:17 pm

1 stop13h 13m

San Salvador El Salvador Intl

Tue 9/9

6:00 am-9:25 pm

1 stop16h 25m

$350

OntarioSan José

ONT - SJO

ONTSJO

Ontario

Sat 8/16

6:39 pm-7:15 am

1 stop11h 36m

San José Juan Santamaria Intl

Fri 8/22

7:55 am-9:25 pm

1 stop14h 30m

$352

OntarioSan José

ONT - SJO

ONTSJO

Ontario

Mon 9/1

11:59 pm-8:15 pm

2 stops19h 16m

San José Juan Santamaria Intl

Sun 9/7

6:00 am-11:59 pm

2 stops18h 59m

$361

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 60 results
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Best time to book a flight from Ontario to Central America

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

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

Currently, September is the cheapest month in which you can book a flight from Ontario to Central America (average of $398). Flying from Ontario to Central America in March is currently the most expensive (average of $555). 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 ONT to CA?

Find hourly flight availability from Ontario to Central America. 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 Ontario to Central America as you normally would.

Rainfall in Central America by month

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

In terms of precipitation, rainfall in Central America ranges from 0.0 - 13.0 inches per month. August is typically the wettest month, when rainfall can reach 13.0 in. February is typically the driest time to visit Central America when rainfall is around 0.0 in.

Temperature in Central America by month

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

If weather is an important factor for your trip to Central America, use this chart to help with planning. For those seeking warmer temperatures, March is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 73.4 F).

Reviews of airlines servicing Central America

Get insights into the airlines that provide service to Central America. 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 Central America. Reviews last updated June 12, 2025.
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Southwest
8.0
Very good
4,287 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Copa Airlines
7.5
Good
1,451 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Central America. 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 from for flights from Ontario to Central America?

    For a flight from Ontario to Central America, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city.

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

    One-way options have recently been found by users for as low as $109 on American Airlines. Other airlines that offer cheap prices include British Airways from $112 and Iberia from $126 one-way.

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

    While some choose either Ontario - Guatemala City La Aurora or Ontario - San José Juan Santamaria Intl, Ontario - San Salvador El Salvador Intl is the most popular route from Ontario to Central America.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Ontario to Central America (average of $398). Flying from Ontario to Central America in March is currently the most expensive (average of $555). 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 Ontario to Central America

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Ontario to Central America

Discover the top 6 airlines that operate flights from Ontario to Central America. 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
VolarisCheapest$166Average$319FlexibilityNo cancel feeOn-time79%
AviancaCheapest$213Average$473FlexibilityNo cancel feeOn-time71%
American AirlinesCheapest$228Average$597FlexibilityNo cancel feeOn-time71%
Volaris El SalvadorCheapest$252Average$351FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$265Average$669FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$616Average$698FlexibilityNo cancel feeOn-time63%

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