$353+ Cheap flights from New Haven to Ontario (HVN - ONT)
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 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
HVN — ONT
Nov 18 — Nov 251
Round-trip
1 adult, Economy
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Find cheap flights from New Haven to Ontario with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from New Haven to Ontario
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Best
Last-minute
One-way
Cheapest flights from New Haven to OntarioExplore the most affordable flight options available from New Haven to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
Explore the most affordable flight options available from New Haven to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 19, 2026.
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
3 stops30h 35m
Sun 11/158:35 pm -
2 stops16h 25m
Deal found 10/19![Multiple Airlines logo]()
$603
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
3 stops30h 35m
Mon 11/166:30 am -
3 stops13h 29m
Deal found 10/19![Multiple Airlines logo]()
$620
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:00 pm -
3 stops27h 21m
Fri 11/611:52 am -
2 stops22h 38m
Deal found 10/18![Multiple Airlines logo]()
$640
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:50 am -
2 stops25h 14m
Thu 10/298:03 pm -
2 stops18h 01m
Deal found 10/14![Multiple Airlines logo]()
$729
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:15 pm -
2 stops33h 35m
Sun 10/258:35 pm -
2 stops16h 25m
Deal found 10/15![Multiple Airlines logo]()
$738
Best flights from New Haven to OntarioDiscover carefully curated flight deals from New Haven to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
Discover carefully curated flight deals from New Haven to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 19, 2026.
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
3 stops30h 35m
Mon 11/166:30 am -
3 stops13h 29m
Deal found 10/19![Multiple Airlines logo]()
$620
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:00 pm -
3 stops27h 21m
Fri 11/611:52 am -
2 stops22h 38m
Deal found 10/18![Multiple Airlines logo]()
$640
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/252:00 pm -
2 stops20h 20m
Sun 11/2910:40 pm -
3 stops20h 59m
Deal found 10/19![Multiple Airlines logo]()
$969
Last-minute flights from New Haven to OntarioDiscover last-minute flight deals from New Haven to Ontario. Data last updated October 19, 2026 and is based on user searches.
Discover last-minute flight deals from New Haven to Ontario. Data last updated October 19, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 10/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:50 am -
2 stops25h 14m
Thu 10/298:03 pm -
2 stops18h 01m
Deal found 10/14![Multiple Airlines logo]()
$729
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:15 pm -
2 stops33h 35m
Sun 10/258:35 pm -
2 stops16h 25m
Deal found 10/15![Multiple Airlines logo]()
$738
This Mytrip deal was found by Cheapflights users on 10/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/24:00 pm -
3 stops27h 21m
Fri 11/611:52 am -
2 stops22h 38m
Deal found 10/18![Multiple Airlines logo]()
$640
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
3 stops30h 35m
Sun 11/158:35 pm -
2 stops16h 25m
Deal found 10/19![Multiple Airlines logo]()
$603
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:00 am -
3 stops30h 35m
Mon 11/166:30 am -
3 stops13h 29m
Deal found 10/19![Multiple Airlines logo]()
$620
One-way flights from New Haven to OntarioSearch for one-way flight options from New Haven to Ontario. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
Search for one-way flight options from New Haven to Ontario. Find affordable one-way fares based on user searches. Data last updated October 19, 2026.
This Mytrip deal was found by Cheapflights users on 10/19. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:45 pm -
2 stops19h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$353
This Booking.com deal was found by Cheapflights users on 10/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/2411:15 am -
3 stops27h 01m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/19![Multiple Airlines logo]()
$381
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/294:20 pm -
2 stops25h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$559
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 October 19, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $603 (Mytrip) |
One-way from | $353 (Mytrip) |
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 7,457,451 searches. Data last updated October 19, 2026.
Use the filters below to find and compare flights from New Haven to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
New HavenOntario
HVN Tweed-New Haven - ONT Ontario
HVNONT
Tweed-New Haven
Thu 10/29
5:45 pm-10:42 am
2 stops19h 57m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$353
New HavenOntario
HVN Tweed-New Haven - ONT Ontario
HVNONT
Tweed-New Haven
Sat 10/24
11:15 am-11:16 am
3 stops27h 01m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$381
New HavenOntario
HVN Tweed-New Haven - ONT Ontario
HVNONT
Tweed-New Haven
Sun 11/29
4:20 pm-2:51 pm
2 stops25h 31m
Ontario
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$559
New HavenOntario
HVN Tweed-New Haven - ONT Ontario
HVNONT
Tweed-New Haven
Wed 11/11
7:00 am-10:35 am
3 stops30h 35m
Ontario
Mon 11/16
6:30 am-10:59 pm
3 stops13h 29m
$620
New HavenOntario
HVN Tweed-New Haven - ONT Ontario
HVNONT
Tweed-New Haven
Mon 11/2
4:00 pm-4:21 pm
3 stops27h 21m
Ontario
Fri 11/6
11:52 am-1:30 pm
2 stops22h 38m
$640
New HavenOntario
HVN Tweed-New Haven - ONT Ontario
HVNONT
Tweed-New Haven
Wed 11/25
2:00 pm-7:20 am
2 stops20h 20m
Ontario
Sun 11/29
10:40 pm-10:39 pm
3 stops20h 59m
$969
Sorted by cheapest first
- 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.
HVN-ONT
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 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.
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