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$459+ Cheap flights from Erie to Ontario (ERI - 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 6/23. Fares are subject to change and may not be available on all flights or dates of travel.
ERI — ONT
Jul 16 — Jul 231
Thu 7/16
Thu 7/23
1 adult, Economy
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Cheap flight deals from Erie to Ontario

Cheapest flights from Erie to Ontario
Explore the most affordable flight options available from Erie to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 16, 2026.

This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/111:32 am
ERI
-
ONT
2 stops14h 07m
American Airlines
Thu 7/167:15 pm
ONT
-
ERI
2 stops11h 05m
American Airlines
Deal found 6/11$545
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/2611:32 am
ERI
-
ONT
2 stops9h 49m
American Airlines
Tue 6/305:45 am
ONT
-
ERI
2 stops14h 04m
American Airlines
Deal found 6/11$560
This KAYAK deal was found by Cheapflights users on 6/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/215:22 pm
ERI
-
ONT
1 stop8h 14m
American Airlines
Fri 6/267:13 pm
ONT
-
ERI
2 stops25h 41m
American Airlines
Deal found 6/15$921
This United Airlines deal was found by Cheapflights users on 6/13. 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 12/2511:00 am
ERI
-
ONT
1 stop14h 26m
United Airlines
Sat 1/95:00 am
ONT
-
ERI
2 stops16h 10m
United Airlines
Deal found 6/13$927

Find flight deals from Erie to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Erie (ERI) 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 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$545
(American Airlines)

One-way from

$459
(American Airlines)

Popular in

July

Cheapest in

February

Average price

$565
Provider with most accurate pricing for Erie-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Erie-Ontario flights.
Search Deals
From Erie to Ontario
Search Deals
One-way flight from Erie to Ontario
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($76 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Erie 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 16, 2026.
Use the filters below to find and compare flights from Erie to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ErieOntario

ERI - ONT

ERIONT

Erie

Fri 6/26

5:20 pm-10:36 pm

1 stop8h 16m

Ontario

Tue 6/30

5:45 am-10:49 pm

2 stops14h 04m

$585
Quickest round-trip

ErieOntario

ERI - ONT

ERIONT

Erie

Wed 7/1

5:20 pm-10:36 pm

1 stop8h 16m

Ontario

Thu 7/16

10:10 pm-9:20 am

1 stop8h 10m

$732

ErieOntario

ERI - ONT

ERIONT

Erie

Sun 6/21

5:22 pm-10:36 pm

1 stop8h 14m

Ontario

Fri 6/26

7:13 pm-11:54 pm

2 stops25h 41m

$921
Cheapest one-way

ErieOntario

ERI - ONT

ERIONT

Erie

Tue 6/23

5:20 pm-10:36 pm

1 stop8h 16m

$459
Quickest one-way

ErieOntario

ERI - ONT

ERIONT

Erie

Sun 6/21

5:22 pm-10:36 pm

1 stop8h 14m

$578

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/14

Sorted by cheapest first

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

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

Related info for your journey

Find useful and relevant information for your journey from Erie to Ontario. 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 Erie to Ontario?

    American Airlines can get you from Erie to Ontario in just under 8h 16m. Your travel time can differ by up to . The distance from Erie to Ontario is about 2090 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Erie 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.

See more FAQs

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