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$270+ Cheap flights from Syracuse to Ontario (SYR - 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — ONT
Jun 2 — Jun 91
Mon 6/2
Mon 6/9
1 adult, Economy
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Cheap flight deals from Syracuse to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Syracuse (SYR) 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 May 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(Delta)

One-way from

$270
(Delta)

Popular in

December

Cheapest in

April

Average price

$641
Provider with most accurate pricing for Syracuse Hancock Intl-Ontario flight deals.
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Provider most trusted by Cheapflights users for Syracuse Hancock Intl-Ontario flights.
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From Syracuse Hancock Intl to Ontario
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One-way flight from Syracuse Hancock Intl to Ontario
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Highest demand for flights based on searches. 18% potential increase in price ($120 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find flight deals from Syracuse to Ontario

Cheapest flights from Syracuse to Ontario
Explore the most affordable flight options available from Syracuse to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 28, 2025.

This Delta deal was found by Cheapflights users on 5/28. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/255:50 amSYR - ONT
1 stop8h 07mDelta
Sun 6/2910:05 pmONT - SYR
1 stop9h 58mDelta
Deal found 5/28$309
This American Airlines deal was found by Cheapflights users on 5/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:00 amSYR - ONT
2 stops10h 39mAmerican Airlines
Fri 9/196:10 amONT - SYR
2 stops12h 54mAmerican Airlines
Deal found 5/28$319
This United Airlines deal was found by Cheapflights users on 5/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/185:40 pmSYR - ONT
1 stop7h 26mUnited Airlines
Tue 8/267:00 amONT - SYR
1 stop6h 46mUnited Airlines
Deal found 5/27$409
This JetBlue deal was found by Cheapflights users on 5/28. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/266:00 amSYR - ONT
1 stop18h 59mJetBlue
Sat 7/511:59 pmONT - SYR
1 stop21h 00mJetBlue
Deal found 5/28$463
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/1412:20 pmSYR - ONT
2 stops14h 53mAlaska Airlines
Mon 8/186:00 amONT - SYR
2 stops13h 21mAlaska Airlines
Deal found 5/28$584

Cheapflights Fare Finder

Customize your flight search to find flights from Syracuse 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 May 28, 2025.
Use the filters below to find and compare flights from Syracuse to Ontario that are best for you.

Fly from

Syracuse

Fly to

Ontario

Route

Depart

Return

Price

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Wed 6/25

5:50 am-10:57 am

1 stop8h 07m

Ontario

Sun 6/29

10:05 pm-11:03 am

1 stop9h 58m

$309

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Tue 9/2

6:00 am-1:39 pm

2 stops10h 39m

Ontario

Fri 9/19

6:10 am-10:04 pm

2 stops12h 54m

$319

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Mon 8/18

5:40 pm-10:06 pm

1 stop7h 26m

Ontario

Tue 8/26

7:00 am-4:46 pm

1 stop6h 46m

$409

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Thu 6/26

6:00 am-9:59 pm

1 stop18h 59m

Ontario

Sat 7/5

11:59 pm-11:59 pm

1 stop21h 00m

$463

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Thu 8/14

12:20 pm-12:13 am

2 stops14h 53m

Ontario

Mon 8/18

6:00 am-10:21 pm

2 stops13h 21m

$584

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Wed 6/18

5:50 am-10:57 am

1 stop8h 07m

$270

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Tue 7/1

5:40 pm-10:11 pm

1 stop7h 31m

$280

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Mon 8/4

1:40 pm-9:38 pm

2 stops10h 58m

$325

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Fri 6/20

12:22 pm-12:13 am

2 stops14h 51m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/27

Compare providers for flights from Syracuse 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 Syracuse to Ontario in May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice 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 Syracuse-Ontario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Syracuse-Ontario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Syracuse-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Syracuse-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 Syracuse-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 Syracuse to Ontario

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

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

Currently, August is the cheapest month in which you can book a flight from Syracuse to Ontario (average of $246). Flying from Syracuse to Ontario in March is currently the most expensive (average of $328). 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 SYR to ONT?

Find hourly flight availability from Syracuse 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 May 28, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 40% on flights from Syracuse to Ontario by exploring options for tickets in the evening.

Rainfall in Ontario by month

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

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

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

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

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 May 28, 2025.
Read through reviews of airlines operating flights from Syracuse to Ontario, such as Alaska Airlines, Delta and United Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,957 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,756 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
JetBlue
7.3
Good
2,927 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Comfort

7.9

Food

7.1

Overall

8.0

Boarding

8.1

Crew

8.5

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

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

    Currently priced at $309, Delta will fly you from Syracuse to Ontario and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $392 and $409, respectively. Delta is currently priced 42% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $270. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Syracuse to Ontario for a low price.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Syracuse to Ontario (average of $246). Flying from Syracuse to Ontario in March is currently the most expensive (average of $328). 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 3 airlines flying from Syracuse to Ontario

Discover the top 3 airlines that operate flights from Syracuse 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 May 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$518FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$266Average$589FlexibilityNo cancel feeOn-time69%
DeltaCheapest$296Average$427FlexibilityNo cancel feeOn-timeN/A

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