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$63+ Cheap flights from Salinas, CA, CA 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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ONT
Apr 27 — May 41
Mon 4/27
Mon 5/4
1 adult, Economy
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Cheapflights Tip: The best prices from Salinas to Ontario are usually found in May or June, booked 49 days in advance, depart on a Monday or Thursday and return on a Friday

Cheap flight deals from Salinas to Ontario

Cheapest flights from Salinas to Ontario
Explore the most affordable flight options available from Salinas to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2026.

This Frontier deal was found by Cheapflights users on 3/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/152:47 pm
SFO
-
ONT
1 stop4h 02m
Frontier
Thu 4/169:10 am
ONT
-
SFO
Nonstop1h 40m
Frontier
Deal found 3/24$98
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/182:47 pm
SFO
-
ONT
1 stop4h 02m
Frontier
Sun 4/199:10 am
ONT
-
SFO
Nonstop1h 40m
Frontier
Deal found 3/28$103
This Booking.com deal was found by Cheapflights users on 3/26. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/511:26 am
SFO
-
ONT
Nonstop1h 39m
Frontier
Tue 5/54:39 pm
ONT
-
SFO
1 stop18h 02m
Frontier
Deal found 3/26$108
This CheapOair deal was found by Cheapflights users on 3/24. 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 4/142:47 pm
SFO
-
ONT
1 stop19h 57m
Frontier
Thu 4/169:10 am
ONT
-
SFO
Nonstop1h 40m
Frontier
Deal found 3/24$109
This CheapOair deal was found by Cheapflights users on 3/26. 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 4/239:18 am
SFO
-
ONT
Nonstop1h 34m
Frontier
Fri 4/249:12 am
ONT
-
SFO
1 stop12h 21m
Frontier
Deal found 3/26$114
This Super.com deal was found by Cheapflights users on 3/27. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/611:26 am
SFO
-
ONT
Nonstop1h 39m
Frontier
Wed 5/138:17 pm
ONT
-
SFO
Nonstop1h 38m
Frontier
Deal found 3/27$115
This Frontier deal was found by Cheapflights users on 3/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/511:26 am
SFO
-
ONT
Nonstop1h 39m
Frontier
Wed 5/68:17 pm
ONT
-
SFO
Nonstop1h 38m
Frontier
Deal found 3/26$116
This Frontier deal was found by Cheapflights users on 3/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/239:18 am
SFO
-
ONT
Nonstop1h 34m
Frontier
Thu 4/235:33 pm
ONT
-
SFO
1 stop6h 54m
Frontier
Deal found 3/24$120
This Frontier deal was found by Cheapflights users on 3/26. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/2611:15 am
SFO
-
ONT
Nonstop1h 39m
Frontier
Sat 5/308:17 pm
ONT
-
SFO
Nonstop1h 38m
Frontier
Deal found 3/26$121
This Frontier deal was found by Cheapflights users on 3/27. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:18 am
SFO
-
ONT
Nonstop1h 34m
Frontier
Fri 4/179:12 am
ONT
-
SFO
1 stop12h 01m
Frontier
Deal found 3/27$123
This Frontier deal was found by Cheapflights users on 3/28. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/22:47 pm
SFO
-
ONT
1 stop4h 02m
Frontier
Sun 5/39:19 am
ONT
-
SFO
Nonstop1h 40m
Frontier
Deal found 3/28$124
This CheapOair deal was found by Cheapflights users on 3/27. 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 4/217:40 pm
SFO
-
ONT
1 stop15h 04m
Frontier
Thu 4/239:10 am
ONT
-
SFO
Nonstop1h 40m
Frontier
Deal found 3/27$126

Find flight deals from Salinas to Ontario

Keep the following information in mind while searching for Salinas to Ontario flight deals. Data was last updated March 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$98
(Frontier)

One-way from

$63
(iWofly)

Popular in

February

Cheapest in

May

Average price

$237
Provider with most accurate pricing for San Francisco-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Francisco-Los Angeles flights.
Search Deals
From Salinas to Ontario
Search Deals
One-way flight from Salinas to Ontario
Search Deals
Highest demand for flights based on searches. 26% potential increase in price ($70 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Salinas 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 March 28, 2026.
Use the filters below to find and compare flights from Salinas to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Sat 4/25

10:50 am-12:20 pm

Nonstop1h 30m

Ontario

Mon 4/27

6:00 am-7:29 am

Nonstop1h 29m

$285

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Sat 5/2

8:10 am-9:41 am

Nonstop1h 31m

Ontario

Mon 5/4

6:00 am-7:29 am

Nonstop1h 29m

$285

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Sat 4/18

8:25 am-10:08 am

Nonstop1h 43m

Ontario

Mon 4/20

6:00 am-7:29 am

Nonstop1h 29m

$304

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Fri 5/15

10:52 am-12:22 pm

Nonstop1h 30m

Ontario

Mon 5/18

10:37 am-12:07 pm

Nonstop1h 30m

$318

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Fri 5/1

8:10 am-9:41 am

Nonstop1h 31m

Ontario

Mon 5/4

6:59 pm-8:28 pm

Nonstop1h 29m

$318

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Thu 5/14

8:10 am-9:41 am

Nonstop1h 31m

Ontario

Sun 5/17

6:00 am-7:29 am

Nonstop1h 29m

$320

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Fri 5/15

8:10 am-9:41 am

Nonstop1h 31m

Ontario

Sun 5/17

6:00 am-7:29 am

Nonstop1h 29m

$349

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Fri 4/24

8:25 am-9:56 am

Nonstop1h 31m

Ontario

Sun 4/26

1:27 pm-2:57 pm

Nonstop1h 30m

$349

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Fri 6/12

5:00 am-11:20 am

2 stops6h 20m

Ontario

Sun 6/14

2:35 pm-12:10 am

1 stop9h 35m

$359

San FranciscoOntario

SFO - ONT

SFOONT

San Francisco

Sat 5/30

10:40 am-12:12 pm

Nonstop1h 32m

Ontario

Sat 5/30

6:39 pm-8:09 pm

Nonstop1h 30m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Salinas to Ontario

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

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

Use this chart to determine the optimal time to book a round-trip flight from Salinas to Ontario. Price data was last updated on March 13, 2026.

To ensure you get the cheapest price possible for a flight from Salinas to Ontario, you should look to book at least 35 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 Salinas to Ontario?

Currently, February is the cheapest month in which you can book a flight from Salinas to Ontario (average of $33). Flying from Salinas to Ontario in September is currently the most expensive (average of $60). 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 S9N to ONT?

Find hourly flight availability from Salinas 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 March 28, 2026.

When flying from Salinas to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight at noon.

What is the cheapest day to fly from Salinas to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Salinas to Ontario. Price data was last updated on March 28, 2026.

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

How much does it cost to fly round-trip from Salinas to Ontario?

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 March 28, 2026.
Get a feel of what it's like to fly with Alaska Airlines,Delta, andUnited Airlines from Salinas 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.
Alaska Airlines
7.9
Good
12,134 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Alaska Airlines
7.9
Good
12,134 reviews
Alaska Airlines
7.9
Good
12,134 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Delta
7.9
Good
8,357 reviews
Alaska Airlines
7.9
Good
12,134 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
United Airlines
7.4
Good
9,500 reviews
Alaska Airlines
7.9
Good
12,134 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
American Airlines
7.1
Good
11,520 reviews
Alaska Airlines
7.9
Good
12,134 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.
Frontier
5.7
Fair
3,013 reviews
Alaska Airlines
7.9
Good
12,134 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Crew

8.5

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

robert,Feb 2026

LAS - SAN

The good customer service team made you fell welcome on the flight.

Related info for your journey

Find useful and relevant information for your journey from Salinas 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 Salinas?

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Ontario from Salinas. Booking flights from Salinas to Ontario (ONT) should be relatively easy as there are 2 daily inbound flights from Salinas from 6 different airlines.

  • How popular is this Salinas to Ontario flight route?

    Flights from Salinas to Ontario have been viewed 41 times in the past calendar month.

  • How long is the flight from Salinas to Ontario?

    There are many flights that can get you from Salinas to Ontario in 1h 30m. Fly via United Airlines to get the fastest option. The distance between Salinas and Ontario is about 363 mi. Generally, flights for this route are nonstop.

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

    One-way options have recently been found by users for as low as $30 on Frontier. Other airlines that offer cheap prices include United Airlines from $38 and Alaska Airlines from $75 one-way.

  • What are the most reliable airlines from Salinas to Ontario?

    No one likes to see their flight delayed. When booking a flight from Salinas to Ontario consider choosing Frontier (100%), Volaris (100%) or Emirates (88%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Salinas to Ontario?

    Looking at all options, your cheapest flight can be booked for $58. While the most popular route (San Francisco - Ontario) can be booked for $119 on average, our data indicates $208 when flying from Salinas to Ontario.

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

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

  • How can I find direct flights from Salinas to Ontario?

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

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

    Yes. Cheapflights offers flight deals from Salinas 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 Salinas to Ontario?

    Currently, February is the cheapest month in which you can book a flight from Salinas to Ontario (average of $33). Flying from Salinas to Ontario in September is currently the most expensive (average of $60). 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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Top 6 airlines flying from Salinas to Ontario

Discover the top 6 airlines that operate flights from Salinas 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 March 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$27Average$150FlexibilityNo cancel feeOn-time62%
DeltaCheapest$66Average$204FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$68Average$239FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$107Average$265FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$115Average$268FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$186Average$221FlexibilityNo cancel feeOn-time71%

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