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$180+ Cheap flights from New Haven to Ontario (HVN - 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 2/22. Fares are subject to change and may not be available on all flights or dates of travel.
HVN — ONT
Feb 25 — Mar 41
Wed 2/25
Wed 3/4
1 adult, Economy
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Cheap flight deals from New Haven to Ontario

One-way flights from New Haven to Ontario
Search for one-way flight options from New Haven to Ontario. Find affordable one-way fares based on user searches. Data last updated January 26, 2026.

This Trip.com deal was found by Cheapflights users on 1/26. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/226:30 am
HVN
-
ONT
1 stop10h 59m
Multiple Airlines
Deal found 1/26$180

Find flight deals from New Haven to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from New Haven (HVN) 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 January 26, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Popular in

December

Cheapest in

September

Average price

$320
Provider with most accurate pricing for Tweed-New Haven-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Tweed-New Haven-Ontario flights.
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Haven 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 January 26, 2026.
Use the filters below to find and compare flights from New Haven to Ontario that are best for you.

Fly from

New Haven

Fly to

Ontario

Route

Depart

Return

Price

New HavenOntario

HVN - ONT

HVNONT

Tweed-New Haven

Sun 2/22

6:30 am-2:29 pm

1 stop10h 59m

$180

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

  • Most accurate provider: When it comes to deals on New Haven-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New Haven-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New Haven-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New Haven-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 New Haven-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 New Haven to Ontario

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

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

Currently, May is the cheapest month in which you can book a flight from New Haven to Ontario (average of $87). Flying from New Haven to Ontario in July is currently the most expensive (average of $178). 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.

Related info for your journey

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

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

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

  • How can I find direct flights from New Haven to Ontario?

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

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

    Yes. Cheapflights offers flight deals from New Haven 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 New Haven to Ontario?

    Currently, May is the cheapest month in which you can book a flight from New Haven to Ontario (average of $87). Flying from New Haven to Ontario in July is currently the most expensive (average of $178). 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.

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