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$258+ 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 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYR — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$309
(American Airlines)

One-way from

$258
(Delta)

Popular in

May

Cheapest in

April

Average price

$523
From Syracuse Hancock Intl to Ontario
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One-way flight from Syracuse Hancock Intl to Ontario
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High demand for flights, 0% potential price rise
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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 June 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 June 12, 2025.

This American Airlines deal was found by Cheapflights users on 6/12. 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 9/26:20 amSYR - ONT
1 stop10h 19mAmerican Airlines
Sat 9/2010:54 amONT - SYR
1 stop8h 46mAmerican Airlines
Deal found 6/12$309
This Delta deal was found by Cheapflights users on 6/11. 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.
Tue 12/912:00 pmSYR - ONT
1 stop10h 42mDelta
Thu 1/111:56 amONT - SYR
1 stop9h 51mDelta
Deal found 6/11$364
This United Airlines deal was found by Cheapflights users on 6/10. 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 7/105:40 pmSYR - ONT
1 stop7h 26mUnited Airlines
Sun 7/131:34 pmONT - SYR
1 stop6h 56mUnited Airlines
Deal found 6/10$405
This Frontier deal was found by Cheapflights users on 6/11. 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 10/188:58 pmSYR - ONT
2 stops16h 59mFrontier
Wed 10/2212:59 amONT - SYR
2 stops14h 34mFrontier
Deal found 6/11$540
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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.
Tue 10/285:29 amSYR - ONT
2 stops12h 45mAlaska Airlines
Tue 11/46:00 amONT - SYR
2 stops13h 18mAlaska Airlines
Deal found 6/11$639

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 June 12, 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

Tue 9/2

6:20 am-1:39 pm

1 stop10h 19m

Ontario

Fri 9/19

12:46 pm-10:40 pm

1 stop6h 54m

$309

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Tue 12/9

12:00 pm-7:42 pm

1 stop10h 42m

Ontario

Thu 1/1

11:56 am-12:47 am

1 stop9h 51m

$364

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Thu 7/10

5:40 pm-10:06 pm

1 stop7h 26m

Ontario

Sun 7/13

1:34 pm-11:30 pm

1 stop6h 56m

$405

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Sat 10/18

8:58 pm-10:57 am

2 stops16h 59m

Ontario

Wed 10/22

12:59 am-6:33 pm

2 stops14h 34m

$540

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Tue 10/28

5:29 am-3:14 pm

2 stops12h 45m

Ontario

Tue 11/4

6:00 am-10:18 pm

2 stops13h 18m

$639

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Wed 10/15

6:00 am-11:24 am

1 stop8h 24m

$258

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Wed 7/16

5:33 pm-10:06 pm

1 stop7h 33m

$308

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Wed 10/15

12:01 pm-11:59 pm

2 stops14h 58m

$313

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Sun 6/22

11:28 am-8:51 pm

2 stops12h 23m

$335

SyracuseOntario

SYR - ONT

SYRONT

Syracuse Hancock Intl

Sun 8/10

5:19 pm-12:08 am

2 stops9h 49m

$516

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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 June 12, 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 June 12, 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

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Frontier
5.9
Fair
3,295 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.1

Crew

8.5

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, American Airlines will fly you from Syracuse to Ontario and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $364 and $405, respectively. American Airlines is currently priced 43% 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 $258. However, be on the lookout for offers from United Airlines and Alaska 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$535FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$266Average$626FlexibilityNo cancel feeOn-time69%
DeltaCheapest$296Average$481FlexibilityNo cancel feeOn-timeN/A

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