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$147+ Cheap flights from San Salvador (SAL) 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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
SAL — ONT
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Ontario are usually found in February or September, booked 31 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap flight deals from San Salvador to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from San Salvador (SAL) to Ontario (ONT). 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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$357
(Justfly.com)

One-way from

$147
(Trip.com)

Popular in

January

Cheapest in

February

Average price

$364

Good round-trip deal

$393 or less

Good one-way deal

$202 or less
Provider with most accurate pricing for San Salvador El Salvador Intl-Ontario flight deals.
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Provider most trusted by Cheapflights users for San Salvador El Salvador Intl-Ontario flights.
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From San Salvador El Salvador Intl to Ontario
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One-way flight from San Salvador El Salvador Intl to Ontario
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Highest demand for flights based on searches. 6% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from San Salvador El Salvador Intl to Ontario.
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Price to beat on a one-way flight from San Salvador El Salvador Intl to Ontario.
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Find flight deals from San Salvador to Ontario

Cheapest flights from San Salvador to Ontario
Explore the most affordable flight options available from San Salvador to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Thu 12/185:35 pmSAL - ONT
Nonstop5h 20mAvianca
Thu 1/1510:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 10/18$363
This CheapOair deal was found by Cheapflights users on 10/18. 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 10/215:35 pmSAL - ONT
Nonstop5h 20mAvianca
Sat 10/2511:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 10/18$364
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 11/225:35 pmSAL - ONT
Nonstop5h 20mMultiple Airlines
Sun 12/72:59 pmONT - SAL
2 stops32h 14mMultiple Airlines
Deal found 10/17$371
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/1412:05 pmSAL - ONT
1 stop8h 44mMultiple Airlines
Sat 1/107:30 amONT - SAL
2 stops30h 30mMultiple Airlines
Deal found 10/18$379
This Kiwi.com deal was found by Cheapflights users on 10/18. 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.
Tue 11/48:00 amSAL - ONT
2 stops15h 27mMultiple Airlines
Tue 2/1710:30 pmONT - SAL
Nonstop4h 50mMultiple Airlines
Deal found 10/18$380
This American Airlines deal was found by Cheapflights users on 10/19. 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 12/161:26 pmSAL - ONT
2 stops24h 34mAmerican Airlines
Tue 1/64:49 pmONT - SAL
2 stops19h 32mAmerican Airlines
Deal found 10/19$390
This American Airlines deal was found by Cheapflights users on 10/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/282:30 pmSAL - ONT
1 stop22h 27mAmerican Airlines
Tue 11/410:34 pmONT - SAL
2 stops13h 54mAmerican Airlines
Deal found 10/17$391
This American Airlines deal was found by Cheapflights users on 10/18. 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 11/41:20 pmSAL - ONT
2 stops24h 43mAmerican Airlines
Tue 2/175:03 pmONT - SAL
2 stops18h 52mAmerican Airlines
Deal found 10/18$392
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 10/255:35 pmSAL - ONT
Nonstop5h 20mMultiple Airlines
Fri 11/71:46 pmONT - SAL
3 stops28h 44mMultiple Airlines
Deal found 10/17$395
This Cheapflightsfares deal was found by Cheapflights users on 10/19. 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 11/15:35 pmSAL - ONT
Nonstop5h 20mAvianca
Sat 11/810:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 10/19$396
This CheapOair deal was found by Cheapflights users on 10/19. 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 10/285:35 pmSAL - ONT
Nonstop5h 20mAvianca
Thu 11/1310:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 10/19$399

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Salvador 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 October 20, 2025.
Use the filters below to find and compare flights from San Salvador to Ontario that are best for you.

Fly from

San Salvador

Fly to

Ontario

Route

Depart

Return

Price

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Sat 12/20

6:55 am-9:52 pm

1 stop16h 57m

Ontario

Sat 1/24

6:00 am-9:19 pm

1 stop13h 19m

$428

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Sat 12/20

6:55 am-9:52 pm

1 stop16h 57m

Ontario

Tue 1/20

1:20 pm-1:19 pm

2 stops21h 59m

$433

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Wed 1/28

2:30 am-5:43 pm

2 stops17h 13m

Ontario

Thu 2/5

5:05 am-1:19 pm

2 stops30h 14m

$433

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Sat 1/24

4:40 pm-12:47 pm

2 stops22h 07m

Ontario

Sat 1/31

6:00 am-9:19 pm

1 stop13h 19m

$433

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Tue 11/4

6:55 am-9:49 pm

1 stop16h 54m

Ontario

Sat 11/8

6:38 pm-3:24 pm

2 stops18h 46m

$448

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Sun 11/23

4:40 pm-12:37 pm

2 stops21h 57m

Ontario

Wed 1/14

6:00 am-7:43 pm

1 stop11h 43m

$448

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Thu 12/25

6:55 am-9:52 pm

1 stop16h 57m

Ontario

Sat 1/10

1:20 pm-3:24 pm

2 stops24h 04m

$457

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 12/19

2:00 am-9:52 pm

1 stop21h 52m

Ontario

Tue 12/30

5:05 am-12:36 am

2 stops41h 31m

$459

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 12/19

2:00 am-9:52 pm

1 stop21h 52m

Ontario

Sat 1/17

5:05 am-1:19 pm

2 stops30h 14m

$459

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Sat 10/25

5:35 pm-9:55 pm

Nonstop5h 20m

$187

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 17 results
1
2

Compare providers for flights from San Salvador to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Salvador to Ontario in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*1 star
PricelinePrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Salvador-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Salvador-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Salvador-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Salvador-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Salvador-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Salvador to Ontario

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Salvador to Ontario. Price data was last updated on October 17, 2025.

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Salvador to Ontario. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from San Salvador to Ontario (average of $110). Flying from San Salvador to Ontario in November is currently the most expensive (average of $155). 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 SAL to ONT?

Find hourly flight availability from San Salvador 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 October 20, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 51% on flights from San Salvador to Ontario by exploring options for tickets in the evening.

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 October 20, 2025.
Get a feel of what it's like to fly with United Airlines and Avianca from San Salvador to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,991 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

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
8,991 reviews
United Airlines
7.4
Good
8,991 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

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
6.7
Okay
2,457 reviews
United Airlines
7.4
Good
8,991 reviews

Food

6.6

Boarding

7.7

Entertainment

7.1

Crew

8.1

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 San Salvador to Ontario. 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 San Salvador to Ontario flight route?

    Flights from San Salvador El Salvador Intl to Ontario have been viewed 18 times in the past calendar month.

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

    A quick flight from San Salvador to Ontario can take about 16h 57m. United Airlines provides one of the quickest options available for as low as $428. San Salvador and Ontario are separated by a distance of 2283 mi.

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

    Currently priced at $248, United Airlines will fly you from San Salvador to Ontario and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Avianca for as low as $297. United Airlines is currently priced 40% below the average price you’ll pay for this route.

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

    The cheapest flight price from San Salvador to Ontario is $184. On average you can expect to pay $347. The most popular route, (San Salvador El Salvador Intl - Ontario), can usually be booked for $360.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from San Salvador to Ontario (average of $110). Flying from San Salvador to Ontario in November is currently the most expensive (average of $155). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from San Salvador to Ontario

Discover the top 2 airlines that operate flights from San Salvador 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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$594FlexibilityNo cancel feeOn-time69%
AviancaCheapest$297Average$422FlexibilityNo cancel feeOn-time71%

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