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$152+ Cheap flights from Ontario (ONT) to San Salvador (SAL)

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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SAL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Ontario to San Salvador El Salvador Intl are usually found in September or October, booked 83 days in advance, depart on a Tuesday or Sunday and return on a Sunday

Cheap flight deals from Ontario to San Salvador

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to San Salvador (SAL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 17, 2025.

Round-trip from

$335
(Avianca)

One-way from

$152
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$346

Good round-trip deal

$272 or less

Good one-way deal

$150 or less
From Ontario to San Salvador El Salvador Intl
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One-way flight from Ontario to San Salvador El Salvador Intl
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Highest demand for flights based on searches. 19% potential increase in price ($110 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Ontario to San Salvador El Salvador Intl.
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Price to beat on a one-way flight from Ontario to San Salvador El Salvador Intl.
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Find flight deals from Ontario to San Salvador

Cheapest flights from Ontario to San Salvador
Explore the most affordable flight options available from Ontario to San Salvador. 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 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1611:25 pmONT - SAL
Nonstop4h 40mAvianca
Tue 9/305:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/15$302
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.
Thu 9/1811:25 pmONT - SAL
Nonstop4h 40mAvianca
Tue 9/305:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/16$319
This Avianca deal was found by Cheapflights users on 9/14. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1611:25 pmONT - SAL
Nonstop4h 40mAvianca
Thu 11/135:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/14$335
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:25 pmONT - SAL
Nonstop4h 40mMultiple Airlines
Thu 10/308:00 amSAL - ONT
1 stop11h 49mMultiple Airlines
Deal found 9/17$349
This Avianca deal was found by Cheapflights users on 9/14. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1811:25 pmONT - SAL
Nonstop4h 40mAvianca
Sat 11/85:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/14$350
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:30 pmONT - SAL
Nonstop4h 50mAvianca
Thu 11/65:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/15$351
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1611:25 pmONT - SAL
Nonstop4h 40mAvianca
Tue 10/215:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/17$353
This CheapOair deal was found by Cheapflights users on 9/15. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:25 pmONT - SAL
Nonstop4h 40mAvianca
Sat 9/205:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/15$355
This Avianca deal was found by Cheapflights users on 9/14. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/3011:30 pmONT - SAL
Nonstop4h 50mAvianca
Thu 11/205:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/14$356
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/111:30 pmONT - SAL
Nonstop4h 50mAvianca
Sat 11/155:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/15$358
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:30 pmONT - SAL
Nonstop4h 50mAvianca
Tue 11/115:35 pmSAL - ONT
Nonstop5h 20mAvianca
Deal found 9/17$360
This Kiwi.com deal was found by Cheapflights users on 9/14. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/317:44 pmONT - SAL
2 stops15h 25mMultiple Airlines
Fri 11/712:05 pmSAL - ONT
1 stop8h 44mMultiple Airlines
Deal found 9/14$361

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to San Salvador 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 Ontario to San Salvador that are best for you.

Fly from

Ontario

Fly to

San Salvador

Route

Depart

Return

Price

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Fri 1/23

6:00 am-3:24 pm

1 stop7h 24m

San Salvador El Salvador Intl

Sat 1/31

2:50 pm-9:58 pm

1 stop9h 08m

$420

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Fri 2/6

6:00 am-7:38 pm

1 stop11h 38m

San Salvador El Salvador Intl

Sat 2/28

2:50 pm-9:59 pm

1 stop9h 09m

$420

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Wed 1/28

6:00 am-7:38 pm

1 stop11h 38m

San Salvador El Salvador Intl

Sat 2/7

6:55 am-9:58 pm

1 stop17h 03m

$420

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Sat 10/4

6:51 pm-12:06 pm

2 stops16h 15m

San Salvador El Salvador Intl

Tue 11/4

6:55 am-9:49 pm

1 stop16h 54m

$420

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Fri 1/30

6:00 am-3:24 pm

1 stop7h 24m

San Salvador El Salvador Intl

Fri 2/6

2:50 pm-9:58 pm

1 stop9h 08m

$420

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Tue 1/27

6:00 am-3:24 pm

1 stop7h 24m

San Salvador El Salvador Intl

Thu 2/5

2:50 pm-9:58 pm

1 stop9h 08m

$420

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Mon 10/6

6:00 am-8:17 pm

1 stop13h 17m

San Salvador El Salvador Intl

Thu 10/16

1:25 pm-9:24 pm

1 stop8h 59m

$420

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Fri 1/30

6:00 am-9:19 pm

1 stop13h 19m

San Salvador El Salvador Intl

Mon 2/2

2:30 am-12:47 pm

2 stops12h 17m

$424

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Sat 10/11

1:53 pm-12:06 pm

2 stops21h 13m

San Salvador El Salvador Intl

Sat 10/18

6:00 am-10:52 pm

2 stops17h 52m

$424

OntarioSan Salvador

ONT - SAL

ONTSAL

Ontario

Mon 9/29

6:36 pm-12:06 pm

2 stops16h 30m

San Salvador El Salvador Intl

Tue 10/14

3:30 pm-12:51 pm

2 stops22h 21m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 19 results
1
2

Best time to book a flight from Ontario to San Salvador

Have a flexible travel schedule? Discover the best time to fly to San Salvador 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 San Salvador

How far ahead should I book a flight from Ontario to San Salvador?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to San Salvador. Price data was last updated on September 12, 2025.

To ensure you get the cheapest price possible for a flight from Ontario to San Salvador, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, September is the cheapest month in which you can book a flight from Ontario to San Salvador (average of $260). Flying from Ontario to San Salvador in December is currently the most expensive (average of $588). 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 SAL?

Find hourly flight availability from Ontario to San Salvador. 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.

Unlike in the evening, when flights are generally more expensive, you can save up to 37% on flights from Ontario to San Salvador by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Ontario to San Salvador?

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

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

Reviews of airlines servicing San Salvador

Get insights into the airlines that provide service to San Salvador. 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 San Salvador. Reviews last updated September 17, 2025.
Peruse reviews from past customers who have flown with United Airlines, American Airlines, and Avianca from Ontario to San Salvador to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Avianca
6.7
Okay
2,436 reviews
United Airlines
7.4
Good
8,926 reviews

Overall

7.4

Boarding

7.7

Crew

8.1

Comfort

7.3

Food

6.6

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Ontario to San Salvador. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Ontario to San Salvador flight route?

    Within the past month, 121 users have taken a look at flights from Ontario to San Salvador El Salvador Intl.

  • How long is the flight from Ontario to San Salvador?

    Airlines like United Airlines fly from Ontario to San Salvador in about 7h 24m. The time it takes to get you to your destination can typically vary by up to . The distance from Ontario to San Salvador is about 2283 mi.

  • What are the cheapest airlines flying from Ontario to San Salvador round-trip?

    Currently priced at $252, Volaris El Salvador will fly you from Ontario to San Salvador and back. In addition to Volaris El Salvador, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Avianca - these airlines can fly you to your destination from $263 and $263, respectively. Users have found that Volaris El Salvador is 44% cheaper than the other options available to this destination.

  • What are the cheapest flights from Ontario to San Salvador?

    The cheapest flight price from Ontario to San Salvador is $108. On average you can expect to pay $283. The most popular route, (Ontario - San Salvador El Salvador Intl), can usually be booked for $355.

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

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

  • How can I find direct flights from Ontario to San Salvador?

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

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

    Yes. Cheapflights offers flight deals from Ontario to San Salvador 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 San Salvador?

    Currently, September is the cheapest month in which you can book a flight from Ontario to San Salvador (average of $260). Flying from Ontario to San Salvador in December is currently the most expensive (average of $588). 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

Traveling to a place near San Salvador?

Book flights to San Salvador if you plan to visit one of these locations
Sonsonate
El Cuco
La Libertad
Acajutla

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Ontario to San Salvador

Discover the top 4 airlines that operate flights from Ontario to San Salvador. 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
Volaris El SalvadorCheapest$252Average$351FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$263Average$439FlexibilityNo cancel feeOn-time71%
AviancaCheapest$263Average$433FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$294Average$538FlexibilityNo cancel feeOn-time69%

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