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Syracuse

$309+ Cheap flights from Ontario to Syracuse (ONT - SYR)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SYR
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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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 November 20, 2025.

This United Airlines deal was found by Cheapflights users on 11/19. 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 12/41:34 pmONT - SYR
1 stop6h 41mUnited Airlines
Mon 12/88:00 amSYR - ONT
1 stop7h 32mUnited Airlines
Deal found 11/19$489
This United Airlines deal was found by Cheapflights users on 11/19. 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.
Fri 11/211:29 pmONT - SYR
1 stop6h 46mUnited Airlines
Fri 11/288:00 amSYR - ONT
1 stop7h 33mUnited Airlines
Deal found 11/19$529
This Delta deal was found by Cheapflights users on 11/20. 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.
Fri 11/215:49 pmONT - SYR
2 stops13h 54mDelta
Fri 11/282:15 pmSYR - ONT
1 stop8h 27mDelta
Deal found 11/20$534
This Delta deal was found by Cheapflights users on 11/19. 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.
Thu 11/2012:16 pmONT - SYR
1 stop8h 36mDelta
Sun 11/236:00 amSYR - ONT
1 stop8h 06mDelta
Deal found 11/19$569
This American Airlines deal was found by Cheapflights users on 11/20. 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.
Fri 11/2111:59 pmONT - SYR
2 stops11h 50mAmerican Airlines
Fri 11/286:10 amSYR - ONT
2 stops10h 54mAmerican Airlines
Deal found 11/20$606
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/1811:59 pmONT - SYR
1 stop7h 20mUnited Airlines
Wed 12/316:15 amSYR - ONT
1 stop19h 10mUnited Airlines
Deal found 11/20$631
This United Airlines deal was found by Cheapflights users on 11/19. 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 11/206:00 amONT - SYR
2 stops12h 02mUnited Airlines
Sun 11/2310:26 amSYR - ONT
2 stops13h 18mUnited Airlines
Deal found 11/19$679
This United Airlines deal was found by Cheapflights users on 11/20. 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 11/246:00 amONT - SYR
2 stops12h 02mUnited Airlines
Sat 11/298:00 amSYR - ONT
1 stop7h 33mUnited Airlines
Deal found 11/20$734
This United Airlines deal was found by Cheapflights users on 11/20. 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 12/2311:59 pmONT - SYR
1 stop7h 18mUnited Airlines
Sat 1/36:15 amSYR - ONT
1 stop19h 10mUnited Airlines
Deal found 11/20$758

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 November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$309
(Delta)

Popular in

December

Cheapest in

June

Average price

$609
Provider with most accurate pricing for Ontario-Syracuse Hancock Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Syracuse Hancock Intl flights.
Search Deals
From Ontario to Syracuse Hancock Intl
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

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 November 20, 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

Sat 1/31

12:41 pm-11:51 pm

1 stop8h 10m

Syracuse Hancock Intl

Wed 2/4

6:00 am-11:31 am

1 stop8h 31m

$309

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Thu 1/15

12:41 pm-11:51 pm

1 stop8h 10m

Syracuse Hancock Intl

Sun 1/18

6:00 am-11:31 am

1 stop8h 31m

$334

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Fri 5/15

10:59 pm-11:13 am

1 stop9h 14m

Syracuse Hancock Intl

Sun 5/24

11:55 am-6:15 pm

1 stop9h 20m

$409

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Fri 12/5

1:34 pm-11:15 pm

1 stop6h 41m

Syracuse Hancock Intl

Tue 12/9

8:00 am-12:32 pm

1 stop7h 32m

$489

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Thu 12/4

6:41 pm-9:48 am

2 stops12h 07m

Syracuse Hancock Intl

Mon 12/8

8:00 am-12:32 pm

1 stop7h 32m

$494

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Fri 12/5

6:41 pm-10:46 am

2 stops13h 05m

Syracuse Hancock Intl

Sun 12/7

8:00 am-12:32 pm

1 stop7h 32m

$494

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Fri 5/15

10:59 pm-3:18 pm

2 stops13h 19m

Syracuse Hancock Intl

Sat 5/23

5:30 am-6:15 pm

2 stops15h 45m

$524

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Thu 1/15

6:39 pm-9:42 am

2 stops12h 03m

Syracuse Hancock Intl

Sun 1/18

10:19 am-5:43 pm

2 stops10h 24m

$585

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Mon 12/1

1:29 pm-11:15 pm

1 stop6h 46m

Syracuse Hancock Intl

Wed 12/3

8:00 am-12:32 pm

1 stop7h 32m

$915

OntarioSyracuse

ONT - SYR

ONTSYR

Ontario

Tue 1/13

12:41 pm-11:51 pm

1 stop8h 10m

$343

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 20 results
1
2

Compare providers for flights from Ontario to Syracuse

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 Ontario to Syracuse in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 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 Ontario-Syracuse flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Syracuse flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Syracuse flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Syracuse 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 Ontario-Syracuse 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 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, September is the cheapest month in which you can book a flight from Ontario to Syracuse (average of $160). Flying from Ontario to Syracuse in December is currently the most expensive (average of $291). 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 November 20, 2025.

It’s optimal to fly from Ontario to Syracuse in the afternoon. By choosing this option you can save up to 26% on the cost of your flight, compared to a flight at noon.

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 November 20, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from Ontario to Syracuse to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
Delta
7.9
Good
8,002 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
United Airlines
7.4
Good
9,029 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!
American Airlines
7.2
Good
11,047 reviews
Delta
7.9
Good
8,002 reviews

Overall

7.9

Entertainment

7.9

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.3

Reviews

1 / 20
10.0
Excellent

Lucy,Nov 2023

ATL - JFK

On time flights; courteous staff; efficient boarding system! Thank you!

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.

  • How long is the flight from Ontario to Syracuse?

    Delta can get you from Ontario to Syracuse in just under 8h 10m. Your travel time can differ by up to . The distance between Ontario and Syracuse is about 2300 mi.

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

    Currently priced at $296, American Airlines will fly you from Ontario to Syracuse 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 $296 and $368, respectively. You may be able to fly from Ontario to Syracuse for 45% less than the average price by searching for these airlines.

  • 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, September is the cheapest month in which you can book a flight from Ontario to Syracuse (average of $160). Flying from Ontario to Syracuse in December is currently the most expensive (average of $291). 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 Syracuse?

Book flights to Syracuse if you plan to visit one of these locations
Liverpool
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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$296Average$483FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$296Average$504FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$368Average$594FlexibilityNo cancel feeOn-time69%

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