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$192+ 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 1/17. Fares are subject to change and may not be available on all flights or dates of travel.
SAL — ONT
Jan 7 — Jan 141
Wed 1/7
Wed 1/14
1 adult, Economy
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Cheapflights Tip: The best prices from San Salvador El Salvador Intl to Ontario are usually found in October or September, booked 75 days in advance, depart on a Monday or Wednesday and return on a Tuesday

Cheap 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 December 8, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/7. 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 12/165:35 pmSAL - ONT
Nonstop5h 20mAvianca
Tue 1/610:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 12/7$364
This Cheapflightsfares deal was found by Cheapflights users on 12/7. 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 12/255:35 pmSAL - ONT
Nonstop5h 20mAvianca
Thu 1/810:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 12/7$379
This United Airlines deal was found by Cheapflights users on 12/7. 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 12/316:55 amSAL - ONT
1 stop16h 57mUnited Airlines
Fri 1/231:24 pmONT - SAL
2 stops21h 55mUnited Airlines
Deal found 12/7$383
This United Airlines deal was found by Cheapflights users on 12/8. 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 12/174:40 pmSAL - ONT
2 stops21h 58mUnited Airlines
Sat 1/171:24 pmONT - SAL
2 stops21h 55mUnited Airlines
Deal found 12/8$391
This Mytrip deal was found by Cheapflights users on 12/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2111:15 amSAL - ONT
1 stop22h 09mFrontier
Mon 1/58:14 amONT - SAL
1 stop25h 31mFrontier
Deal found 12/7$392
This United Airlines deal was found by Cheapflights users on 12/7. 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 12/166:55 amSAL - ONT
1 stop16h 54mUnited Airlines
Wed 12/316:04 amONT - SAL
1 stop16h 32mUnited Airlines
Deal found 12/7$403
This United Airlines deal was found by Cheapflights users on 12/7. 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 12/116:55 amSAL - ONT
2 stops12h 42mUnited Airlines
Sat 1/241:24 pmONT - SAL
2 stops21h 55mUnited Airlines
Deal found 12/7$408
This Kiwi.com deal was found by Cheapflights users on 12/6. 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.
Wed 12/3110:55 amSAL - ONT
1 stop8h 35mFrontier
Fri 1/301:46 pmONT - SAL
1 stop18h 19mFrontier
Deal found 12/6$413
This CheapOair deal was found by Cheapflights users on 12/8. 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 12/305:35 pmSAL - ONT
Nonstop5h 20mAvianca
Tue 1/610:30 pmONT - SAL
Nonstop4h 50mAvianca
Deal found 12/8$418
This Kiwi.com deal was found by Cheapflights users on 12/7. 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.
Sun 12/215:35 pmSAL - ONT
Nonstop5h 20mMultiple Airlines
Mon 1/56:00 pmONT - SAL
3 stops18h 47mMultiple Airlines
Deal found 12/7$421
This United Airlines deal was found by Cheapflights users on 12/7. 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 12/204:40 pmSAL - ONT
2 stops19h 21mUnited Airlines
Sat 1/101:53 pmONT - SAL
2 stops23h 31mUnited Airlines
Deal found 12/7$424

Find 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 December 8, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$352
(Kiwi.com)

One-way from

$192
(Kiwi.com)

Popular in

November

Cheapest in

October

Average price

$472

Good round-trip deal

$363 or less

Good one-way deal

$204 or less
Provider with most accurate pricing for San Salvador El Salvador Intl-Ontario flight deals.
Search Deals
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
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from San Salvador El Salvador Intl to Ontario.
Search Deals
Price to beat on a one-way flight from San Salvador El Salvador Intl to Ontario.
Search Deals

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 December 8, 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

Wed 1/28

2:50 pm-9:58 pm

1 stop9h 08m

Ontario

Sun 2/1

6:10 am-9:19 pm

1 stop13h 09m

$378

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 2/6

6:55 am-9:58 pm

1 stop17h 03m

Ontario

Wed 2/18

8:00 am-9:19 pm

1 stop11h 19m

$378

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 2/13

6:55 am-9:59 pm

1 stop17h 04m

Ontario

Sat 2/28

6:00 am-9:19 pm

1 stop13h 19m

$378

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Wed 1/28

6:55 am-9:58 pm

1 stop17h 03m

Ontario

Fri 2/6

5:05 am-1:19 pm

2 stops30h 14m

$383

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 2/27

4:40 pm-12:43 pm

2 stops22h 03m

Ontario

Sun 3/1

1:45 pm-1:19 pm

2 stops21h 34m

$383

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Wed 2/4

4:40 pm-12:47 pm

2 stops22h 07m

Ontario

Sun 2/8

6:10 am-3:24 pm

1 stop7h 14m

$383

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 1/23

6:55 am-9:58 pm

1 stop17h 03m

Ontario

Wed 1/28

1:53 pm-3:24 pm

2 stops23h 31m

$383

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Fri 2/27

4:40 pm-12:47 pm

2 stops22h 07m

Ontario

Wed 3/11

6:00 am-8:19 pm

1 stop13h 19m

$383

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Sat 2/7

6:55 am-12:47 pm

2 stops31h 52m

Ontario

Sat 2/28

6:00 am-3:24 pm

1 stop7h 24m

$383

San SalvadorOntario

SAL - ONT

SALONT

San Salvador El Salvador Intl

Wed 12/31

6:55 am-9:52 pm

1 stop16h 57m

Ontario

Fri 1/23

1:24 pm-1:19 pm

2 stops21h 55m

$383

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 21 results
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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 December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 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 eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Salvador-Ontario flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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 December 5, 2025.

Booking 75 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 $121). Flying from San Salvador to Ontario in November is currently the most expensive (average of $152). 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 December 8, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 52% 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 December 8, 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
9,084 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Entertainment

7.1

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
9,084 reviews
United Airlines
7.4
Good
9,084 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Entertainment

7.1

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
2,476 reviews
United Airlines
7.4
Good
9,084 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Entertainment

7.1

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 23 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 9h 08m. United Airlines provides one of the quickest options available for as low as $378. 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 $254. United Airlines is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from San Salvador to Ontario one-way?

    The cheapest airline one-way is Volaris El Salvador, with whom users have recently found tickets for as low as $170. However, be on the lookout for offers from Avianca and United Airlines, as they are both options that can get you from San Salvador to Ontario for a low price.

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

    The cheapest flight price from San Salvador to Ontario is $195. On average you can expect to pay $434. The most popular route, (San Salvador El Salvador Intl - Ontario), can usually be booked for $314.

  • 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 $121). Flying from San Salvador to Ontario in November is currently the most expensive (average of $152). 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 December 8, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$248Average$566FlexibilityNo cancel feeOn-time69%
AviancaCheapest$313Average$447FlexibilityNo cancel feeOn-time71%

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