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Syracuse

$277+ Cheap flights from Ontario to Syracuse (ONT - SYR)

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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SYR
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheap flight deals from Ontario to Syracuse

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Syracuse (SYR). 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 junio 12, 2025.

Round-trip from

$309
(Delta)

One-way from

$277
(Trip.com)

Popular in

January

Cheapest in

November

Average price

$532
From Ontario to Syracuse Hancock Intl
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One-way flight from Ontario to Syracuse Hancock Intl
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Highest demand for flights based on searches. 13% potential increase in price ($77 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($13 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 Ontario to Syracuse

Cheapest flights from Ontario to Syracuse
Explore the most affordable flight options available from Ontario to Syracuse. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/3011:50 amONT - SYR
1 stop8h 59mDelta
mié. 8/65:50 amSYR - ONT
1 stop7h 50mDelta
Deal found 6/10$309
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/158:04 pmONT - SYR
2 stops12h 25mAmerican Airlines
mié. 10/226:16 amSYR - ONT
2 stops10h 20mAmerican Airlines
Deal found 6/10$319
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 7/41:34 pmONT - SYR
1 stop6h 56mUnited Airlines
jue. 7/105:40 pmSYR - ONT
1 stop7h 26mUnited Airlines
Deal found 6/11$409
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.
jue. 7/1012:59 amONT - SYR
2 stops15h 57mFrontier
vie. 7/1812:50 pmSYR - ONT
2 stops14h 00mFrontier
Deal found 6/11$515
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.
lun. 7/76:58 pmONT - SYR
2 stops14h 45mAlaska Airlines
mié. 7/911:35 amSYR - ONT
2 stops15h 38mAlaska Airlines
Deal found 6/11$795

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to Syracuse 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 junio 12, 2025.
Use the filters below to find and compare flights from Ontario to Syracuse that are best for you.

Fly from

Ontario

Fly to

Syracuse

Route

Depart

Return

Price

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

mié. 7/30

11:50 am-11:49 pm

1 stop8h 59m

Syracuse Hancock Intl

mié. 8/6

5:50 am-10:40 am

1 stop7h 50m

$309

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

mié. 10/15

8:04 pm-11:29 am

2 stops12h 25m

Syracuse Hancock Intl

mié. 10/22

6:16 am-1:36 pm

2 stops10h 20m

$319

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

vie. 7/4

1:34 pm-11:30 pm

1 stop6h 56m

Syracuse Hancock Intl

jue. 7/10

5:40 pm-10:06 pm

1 stop7h 26m

$409

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

jue. 9/25

7:35 pm-12:34 pm

2 stops13h 59m

Syracuse Hancock Intl

lun. 9/29

1:34 pm-11:40 pm

2 stops13h 06m

$462

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

lun. 7/7

6:58 pm-12:43 pm

2 stops14h 45m

Syracuse Hancock Intl

mié. 7/9

11:35 am-12:13 am

2 stops15h 38m

$795

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

jue. 6/19

12:59 am-11:33 am

2 stops31h 34m

$277

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

vie. 6/20

10:05 pm-11:03 am

1 stop9h 58m

$316

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

vie. 7/11

5:05 am-3:17 pm

1 stop7h 12m

$339

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

vie. 7/11

6:58 pm-11:05 am

2 stops13h 07m

$398

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

sáb. 6/21

10:28 pm-11:22 am

1 stop9h 54m

$540

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Ontario to Syracuse

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

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

Currently, January is the cheapest month in which you can book a flight from Ontario to Syracuse (average of $272). Flying from Ontario to Syracuse in July is currently the most expensive (average of $379). 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 ONT to SYR?

Find hourly flight availability from Ontario to Syracuse. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

It’s optimal to fly from Ontario to Syracuse in the morning. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

Rainfall in Syracuse by month

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

In terms of precipitation, rainfall in Syracuse ranges from 2.1 - 3.8 inches per month. July is typically the wettest month, when rainfall can reach 3.8 in. February is typically the driest time to visit Syracuse when rainfall is around 2.1 in.

Temperature in Syracuse by month

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

If weather is an important factor for your trip to Syracuse, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Syracuse

Get insights into the airlines that provide service to Syracuse. 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 Syracuse. Reviews last updated junio 12, 2025.
To help decide which airline to fly from Ontario to Syracuse, see what other customers have to say about 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

Food

7.1

Boarding

8.1

Comfort

7.8

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

Food

7.1

Boarding

8.1

Comfort

7.8

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

Food

7.1

Boarding

8.1

Comfort

7.8

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

Food

7.1

Boarding

8.1

Comfort

7.8

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

Food

7.1

Boarding

8.1

Comfort

7.8

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

Food

7.1

Boarding

8.1

Comfort

7.8

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 Ontario to Syracuse. 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 Ontario to Syracuse round-trip?

    Currently priced at $309, Delta will fly you from Ontario to Syracuse 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 $319 and $409, respectively. You may be able to fly from Ontario to Syracuse for 35% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $316 on Delta. Other airlines that offer cheap prices include United Airlines from $339 and Alaska Airlines from $398 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Ontario to Syracuse (average of $272). Flying from Ontario to Syracuse in July is currently the most expensive (average of $379). 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

Traveling to a place near Ontario?

Book flights to Ontario if you plan to visit one of these locations
Auburn
Liverpool
Cicero
East Syracuse
Waterloo

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Top 3 airlines flying from Ontario to Syracuse

Discover the top 3 airlines that operate flights from Ontario to Syracuse. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$296Average$418FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$302Average$504FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$368Average$602FlexibilityNo cancel feeOn-time69%

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