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Cheap flights from Ontario (ONT) to North America from $34

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 8/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — LAX
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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How far in advance should I book a flight from Ontario to North America?

Users have found that booking a flight from Ontario to North America at least 31 days early can save you up to 71% on average compared to booking a flight this week. If booking 31 days before your flight isn’t an option for you, users have found flights from Ontario to North America for as little as $398 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $545 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to North America?

Flights from Ontario to North America lean towards being more expensive in December. Prices are generally better when you fly from Ontario to North America in September, with the cheapest ticket starting at $119.

What is the cheapest time of day to fly from ONT to NA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to North America as you normally would.

Cheap Ontario to North America flights in June & July 2024

Find cheap flight options from Ontario to North America specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Tue 6/185:26 pmONT - LAS
Nonstop1h 10mFrontier
Sat 6/227:41 amLAS - ONT
Nonstop1h 03mFrontier
Deal found 6/5$46
Wed 6/128:08 amONT - SFO
Nonstop1h 28mFrontier
Tue 6/185:45 amSFO - ONT
Nonstop1h 23mFrontier
Deal found 6/5$46
Tue 7/235:16 pmONT - LAS
Nonstop1h 14mFrontier
Tue 8/61:49 pmLAS - ONT
Nonstop1h 08mFrontier
Deal found 6/5$47
Tue 7/210:31 pmONT - LAS
Nonstop1h 15mFrontier
Wed 7/108:00 amLAS - ONT
Nonstop1h 03mFrontier
Deal found 6/5$48
Wed 7/38:19 amONT - SFO
Nonstop1h 28mFrontier
Tue 7/95:45 amSFO - ONT
Nonstop1h 22mFrontier
Deal found 6/6$48
Tue 6/1810:42 pmONT - LAS
Nonstop1h 15mFrontier
Wed 6/198:00 amLAS - ONT
Nonstop1h 04mFrontier
Deal found 6/6$49
Sat 6/227:15 pmONT - LAS
Nonstop1h 06mFrontier
Tue 6/257:56 amLAS - ONT
Nonstop1h 03mFrontier
Deal found 6/5$50
Wed 6/198:09 amONT - SFO
Nonstop1h 28mFrontier
Sat 6/225:45 amSFO - ONT
Nonstop1h 23mFrontier
Deal found 6/5$50
Sun 6/167:20 pmONT - LAS
Nonstop1h 06mFrontier
Tue 6/1811:46 amLAS - ONT
Nonstop1h 08mFrontier
Deal found 6/5$51

Ontario to North America 2024 flight deals

Discover exclusive flight deals for travel between Ontario and North America in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Mon 8/54:31 pmONT - LAS
Nonstop1h 17mFrontier
Wed 8/74:11 pmLAS - ONT
Nonstop1h 07mFrontier
Deal found 6/6$40
Wed 8/217:36 amONT - SFO
Nonstop1h 26mFrontier
Sat 8/245:15 amSFO - ONT
Nonstop1h 21mFrontier
Deal found 6/5$40
Mon 8/198:35 pmONT - LAS
Nonstop1h 19mFrontier
Fri 8/234:27 pmLAS - ONT
Nonstop1h 09mFrontier
Deal found 6/6$41
Wed 8/2112:30 pmONT - LAS
Nonstop1h 13mFrontier
Sat 8/248:00 amLAS - ONT
Nonstop1h 06mFrontier
Deal found 6/5$42
Wed 8/147:36 amONT - SFO
Nonstop1h 26mFrontier
Tue 8/205:15 amSFO - ONT
Nonstop1h 21mFrontier
Deal found 6/5$42
Sat 8/178:35 pmONT - LAS
Nonstop1h 19mFrontier
Mon 8/198:00 amLAS - ONT
Nonstop1h 06mFrontier
Deal found 6/6$43
Wed 7/107:57 amONT - SFO
Nonstop1h 25mFrontier
Sat 8/106:00 amSFO - ONT
Nonstop1h 25mFrontier
Deal found 6/4$43
Wed 7/3110:30 pmONT - LAS
Nonstop1h 29mFrontier
Sat 9/711:52 amLAS - ONT
Nonstop1h 09mFrontier
Deal found 6/5$44
Tue 8/137:36 amONT - SFO
Nonstop1h 26mFrontier
Sun 9/15:15 amSFO - ONT
Nonstop1h 21mFrontier
Deal found 6/5$44

Ontario to North America flights leaving soon

Find last-minute flight options from Ontario to North America for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Wed 6/128:08 amONT - SFO
Nonstop1h 28mFrontier
Sun 6/165:45 amSFO - ONT
Nonstop1h 23mFrontier
Deal found 6/5$66
Tue 6/117:26 pmONT - LAS
Nonstop1h 06mFrontier
Wed 6/128:00 amLAS - ONT
Nonstop1h 04mFrontier
Deal found 6/5$67
Tue 6/115:26 pmONT - LAS
Nonstop1h 10mFrontier
Thu 6/1312:59 pmLAS - ONT
Nonstop1h 10mFrontier
Deal found 6/5$68
Wed 6/128:03 amONT - DEN
Nonstop2h 21mFrontier
Sat 6/1510:29 pmDEN - ONT
Nonstop2h 20mFrontier
Deal found 6/5$68
Tue 6/115:26 pmONT - LAS
Nonstop1h 10mFrontier
Sat 6/159:41 amLAS - ONT
Nonstop1h 07mFrontier
Deal found 6/5$70
Wed 6/128:08 amONT - SFO
Nonstop1h 28mFrontier
Mon 6/175:45 amSFO - ONT
Nonstop1h 23mFrontier
Deal found 6/5$70
Tue 6/118:09 amONT - SFO
Nonstop1h 28mFrontier
Tue 6/255:45 amSFO - ONT
Nonstop1h 23mFrontier
Deal found 6/5$71
Tue 6/1110:31 pmONT - LAS
Nonstop1h 15mFrontier
Sat 6/157:41 amLAS - ONT
Nonstop1h 03mFrontier
Deal found 6/5$72
Tue 6/115:26 pmONT - LAS
Nonstop1h 10mFrontier
Sat 6/159:41 amLAS - ONT
Nonstop1h 07mFrontier
Deal found 6/5$73

One-way flights to North America from Ontario

Search for one-way flight options from Ontario to North America. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Fri 8/97:07 pmONT - DFW
Nonstop3h 12mFrontier
Deal found 6/5$34
Sun 7/219:10 pmONT - LAS
Nonstop1h 22mFrontier
Deal found 6/5$34
Mon 7/88:02 amONT - SFO
Nonstop1h 26mFrontier
Deal found 6/5$34
Thu 8/155:30 pmONT - LAS
Nonstop1h 13mFrontier
Deal found 6/5$35
Wed 8/76:50 pmONT - DFW
Nonstop3h 05mFrontier
Deal found 6/5$36
Thu 8/89:52 pmONT - LAS
Nonstop1h 22mFrontier
Deal found 6/5$36
Fri 8/98:02 amONT - SFO
Nonstop1h 26mFrontier
Deal found 6/6$36
Fri 8/912:39 amONT - DEN
Nonstop2h 20mFrontier
Deal found 6/5$36
Wed 9/186:57 amONT - DFW
Nonstop3h 14mFrontier
Deal found 6/5$38

Find flights from Ontario to North America within your budget

Customize your flight search to find flights from Ontario to North America 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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$38 - $143

Route

Depart

Return

Price

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Wed 8/21

Nonstop1h 19m

Las Vegas Harry Reid Intl

Fri 8/23

Nonstop1h 09m

$38

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Mon 8/12

Nonstop1h 17m

Las Vegas Harry Reid Intl

Thu 8/15

Nonstop1h 08m

$39

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Mon 8/5

Nonstop1h 17m

Las Vegas Harry Reid Intl

Wed 8/7

Nonstop1h 07m

$40

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Mon 8/19

Nonstop1h 19m

Las Vegas Harry Reid Intl

Fri 8/23

Nonstop1h 09m

$41

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Wed 8/21

Nonstop1h 13m

Las Vegas Harry Reid Intl

Sat 8/24

Nonstop1h 06m

$42

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Sat 8/17

Nonstop1h 19m

Las Vegas Harry Reid Intl

Mon 8/19

Nonstop1h 06m

$43

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Wed 7/31

Nonstop1h 29m

Las Vegas Harry Reid Intl

Sat 9/7

Nonstop1h 09m

$44

OntarioLas Vegas Harry Reid Intl

ONT - LAS

ONTLAS

Ontario

Fri 7/5

Nonstop1h 17m

Las Vegas Harry Reid Intl

Fri 7/12

Nonstop1h 08m

$111

OntarioSeattle/Tacoma Intl

ONT - SEA

ONTSEA

Ontario

Thu 7/4

Nonstop2h 35m

Seattle/Tacoma Intl

Tue 7/16

Nonstop2h 47m

$143

Flights are sorted by cheapest first

Deals found on 6/4

No data available for this route at this time. Please check back soon.

Best time to book a flight from Ontario to North America

Have a flexible travel schedule? Discover the best time to fly to North America 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.

Reviews of airlines servicing North America

Get insights into the airlines that provide service to North America. 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 North America. Reviews last updated June 6, 2024.
Southwest
8.2
Very good
5,918 reviews

Boarding

8.3

Overall

8.2

Food

7.3

Crew

8.7

Comfort

8.1

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Southwest
8.2
Very good
5,918 reviews
Southwest
8.2
Very good
5,918 reviews

Boarding

8.3

Overall

8.2

Food

7.3

Crew

8.7

Comfort

8.1

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Alaska Airlines
8.1
Very good
9,222 reviews
Southwest
8.2
Very good
5,918 reviews

Boarding

8.3

Overall

8.2

Food

7.3

Crew

8.7

Comfort

8.1

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Delta
8.0
Very good
10,368 reviews
Southwest
8.2
Very good
5,918 reviews

Boarding

8.3

Overall

8.2

Food

7.3

Crew

8.7

Comfort

8.1

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Hawaiian Airlines
8.0
Very good
2,298 reviews
Southwest
8.2
Very good
5,918 reviews

Boarding

8.3

Overall

8.2

Food

7.3

Crew

8.7

Comfort

8.1

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

JetBlue
7.6
Good
4,316 reviews
Southwest
8.2
Very good
5,918 reviews

Boarding

8.3

Overall

8.2

Food

7.3

Crew

8.7

Comfort

8.1

Entertainment

7.8

Reviews

1 / 10

Wish the there were an electrical outlet to plug the phone. it died within 10 minutes of being in the air.

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to North America?

    Most people fly from Ontario (ONT) if they book a flight from Ontario to North America. Ontario is conveniently located just 3.1 mi from Ontario’s city center.

  • Can I find flights from Ontario to North America for under $100 on Cheapflights?

    Yes, there are multiple flights from Ontario to North America for under $100. The cheapest flight booked recently is on Frontier for just $38, but on average you can expect to pay $45.

  • Are there nonstop flights from Ontario to North America for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Ontario to North America under $100. A good price for a nonstop flight from Ontario to North America is less than $45.

  • Are there last-minute flights available from Ontario to North America for under $100?

    There are currently 20+ open flights from Ontario to North America within the next 7 days for less than $100.

  • What are the most popular routes from Ontario to North America?

    The most popular flight routes from Ontario to North America are Ontario - Seattle/Tacoma Intl, Ontario - New York John F Kennedy Intl and Ontario - Dallas/Fort Worth.

  • What does ONT to LAX mean?

    ONT and LAX are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. ONT to LAX refers to a flight route from Ontario Airport to Los Angeles Airport. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: San Francisco Airport (SFO), Miami Airport (MIA), New York John F Kennedy Intl Airport (JFK), Boston Logan Intl Airport (BOS), Atlanta Hartsfield-Jackson Airport (ATL).

  • Can I find deals for flights from Ontario to North America that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to North America flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to North America with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to North America flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from Ontario to North America?

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

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

    Yes. Cheapflights offers flight deals from Ontario to North America by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to North America that allow pets onboard?

    Many airlines flying from Ontario to North America offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to North America?

    Yes, you can often find last-minute deals on Ontario to North America flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to North America flight deals updated?

    The Ontario to North America flight deals you see on this page were last updated on 6/6.

  • What is the cheapest month to book a flight from Ontario to North America?

    Currently, September is the cheapest month in which you can book a flight from Ontario to North America (average of $238). Flying from Ontario to North America in June is currently the most expensive (average of $324). 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

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Alternative routes for Ontario to North America
See prices for flight routes from nearby airports that may be better suited for you.

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Top 9 airlines flying from Ontario to North America

Discover the top 9 airlines that operate flights from Ontario to North America. 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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$35Average$293FlexibilityNo cancel feeOn-time75%
Breeze AirwaysCheapest$36Average$166FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$37Average$165FlexibilityNo cancel feeOn-time65%
FrontierCheapest$38Average$168FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$39Average$244FlexibilityNo cancel feeOn-time62%
DeltaCheapest$45Average$302FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$48Average$373FlexibilityNo cancel feeOn-time69%
Ravn AlaskaCheapest$72Average$138FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$158Average$384FlexibilityNo cancel feeOn-time71%
USA to Spain flights
Newark Airport to Chicago flights
Atlanta to Los Angeles flights
New York to London flights
Minneapolis to Fort Myers flights
Atlanta to Houston flights
USA to Europe flights
Los Angeles to Cancún flights
Baltimore to Miami flights
Cleveland to Miami flights
Newark Airport to Atlanta flights
Ontario to South America flights

Search flights from Ontario to North America by cabin class

Find flights from Ontario to North America, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
Economy Class

Hourly flight availability from Ontario to North America

Find hourly flight availability from Ontario to North America. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 6, 2024.
23%of flight departuresEarly morningMidnight to 6 am
36%of flight departuresMorning6 am to noon
21%of flight departuresAfternoonNoon to 6 pm
20%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

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