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Ontario

$224+ Cheap flights from North Dakota to Ontario (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 10/9. Fares are subject to change and may not be available on all flights or dates of travel.
FAR — ONT
Oct 24 — Oct 311
Fri 10/24
Fri 10/31
1 adult, Economy
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Cheap flight deals from North Dakota to Ontario

Keep the following information in mind while searching for North Dakota to Ontario flight deals. Data was last updated September 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$224
(Frontier)

Popular in

December

Cheapest in

January

Average price

$338
Provider with most accurate pricing for Fargo Hector Field-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Fargo Hector Field-Los Angeles flights.
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From North Dakota to Ontario
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Highest demand for flights based on searches. 3% potential increase in price ($12 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from North Dakota to Ontario

Cheapest flights from North Dakota to Ontario
Explore the most affordable flight options available from North Dakota to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 24, 2025.

This Frontier deal was found by Cheapflights users on 9/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/93:09 pmFAR - ONT
1 stop10h 41mFrontier
Mon 10/136:53 amONT - FAR
1 stop5h 12mFrontier
Deal found 9/23$224
This Frontier deal was found by Cheapflights users on 9/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/203:09 pmFAR - ONT
1 stop10h 41mFrontier
Mon 10/276:53 amONT - FAR
1 stop5h 12mFrontier
Deal found 9/23$233
This Frontier deal was found by Cheapflights users on 9/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/102:56 pmFAR - ONT
1 stop10h 54mFrontier
Tue 10/147:04 amONT - FAR
1 stop5h 47mFrontier
Deal found 9/24$234
This Frontier deal was found by Cheapflights users on 9/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/22:31 pmFAR - ONT
1 stop7h 23mFrontier
Thu 10/96:53 amONT - FAR
1 stop5h 12mFrontier
Deal found 9/23$252
This Frontier deal was found by Cheapflights users on 9/24. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:09 pmFAR - ONT
1 stop10h 41mFrontier
Sun 10/266:53 amONT - FAR
1 stop5h 12mFrontier
Deal found 9/24$253
This Frontier deal was found by Cheapflights users on 9/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/203:09 pmFAR - ONT
1 stop10h 41mFrontier
Sun 10/266:53 amONT - FAR
1 stop5h 12mFrontier
Deal found 9/23$270
This Booking.com deal was found by Cheapflights users on 9/22. 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.
Fri 9/262:31 pmFAR - ONT
1 stop7h 23mFrontier
Sun 9/288:59 pmONT - FAR
1 stop14h 47mFrontier
Deal found 9/22$287
This Frontier deal was found by Cheapflights users on 9/23. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/173:09 pmFAR - ONT
1 stop10h 41mFrontier
Sun 10/196:53 amONT - FAR
1 stop5h 12mFrontier
Deal found 9/23$315
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sat 10/186:00 amBIS - ONT
2 stops8h 13mUnited Airlines
Tue 10/214:15 pmONT - BIS
1 stop5h 24mUnited Airlines
Deal found 9/24$354
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 10/118:00 amBIS - ONT
1 stop6h 51mUnited Airlines
Sat 10/185:05 amONT - BIS
1 stop5h 49mUnited Airlines
Deal found 9/23$496
This United Airlines deal was found by Cheapflights users on 9/23. 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 10/148:00 amBIS - ONT
1 stop6h 51mUnited Airlines
Wed 10/155:05 amONT - BIS
1 stop5h 55mUnited Airlines
Deal found 9/23$589
This United Airlines deal was found by Cheapflights users on 9/24. 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.
Sun 9/288:00 amBIS - ONT
1 stop6h 51mUnited Airlines
Fri 10/36:36 pmONT - BIS
2 stops16h 18mUnited Airlines
Deal found 9/24$607

Cheapflights Fare Finder

 
Customize your flight search to find flights from North Dakota 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 September 24, 2025.
Use the filters below to find and compare flights from North Dakota to Ontario that are best for you.

Fly from

North Dakota

Fly to

Ontario

Route

Depart

Return

Price

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Mon 10/20

3:09 pm-11:50 pm

1 stop10h 41m

Ontario

Mon 10/27

6:53 am-2:05 pm

1 stop5h 12m

$233

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Fri 10/10

2:56 pm-11:50 pm

1 stop10h 54m

Ontario

Tue 10/14

7:04 am-2:51 pm

1 stop5h 47m

$234

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Thu 10/23

3:09 pm-11:50 pm

1 stop10h 41m

Ontario

Sun 10/26

6:53 am-2:05 pm

1 stop5h 12m

$253

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Mon 10/20

3:09 pm-11:50 pm

1 stop10h 41m

Ontario

Sun 10/26

6:53 am-2:05 pm

1 stop5h 12m

$270

BismarckOntario

BIS - ONT

BISONT

Bismarck

Sat 1/31

5:10 pm-8:58 pm

1 stop5h 48m

Ontario

Mon 2/9

1:20 pm-11:30 pm

1 stop8h 10m

$319

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Thu 1/8

7:00 am-4:19 pm

2 stops11h 19m

Ontario

Wed 1/14

6:45 am-8:11 pm

2 stops11h 26m

$334

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Fri 10/17

3:09 pm-7:49 am

2 stops18h 40m

Ontario

Sun 10/19

6:53 am-2:05 pm

1 stop5h 12m

$339

BismarckOntario

BIS - ONT

BISONT

Bismarck

Sat 10/18

6:00 am-12:13 pm

2 stops8h 13m

Ontario

Tue 10/21

4:15 pm-11:39 pm

1 stop5h 24m

$354

DickinsonOntario

DIK - ONT

DIKONT

Dickinson

Fri 2/27

8:25 am-12:43 pm

1 stop5h 18m

Ontario

Tue 3/3

1:52 pm-10:34 pm

2 stops7h 42m

$399

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Wed 10/8

12:30 pm-5:23 pm

1 stop6h 53m

Ontario

Sun 10/12

1:15 pm-8:28 pm

1 stop5h 13m

$409

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/23

Showing 1-10 of 29 results
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Best time to book a flight from North Dakota to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from North Dakota 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 North Dakota to Ontario

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

Currently, August is the cheapest month in which you can book a flight from North Dakota to Ontario (average of $246). Flying from North Dakota to Ontario in March is currently the most expensive (average of $328). 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 ND to ONT?

Find hourly flight availability from North Dakota to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 24, 2025.

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

How much does it cost to fly round-trip from North Dakota to Ontario?

Related info for your journey

Find useful and relevant information for your journey from North Dakota to Ontario. 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 into for flights to Ontario from North Dakota?

    Located just 3.1 mi from the city center, Ontario (ONT) is the airport most travelers will use when flying to Ontario from North Dakota.

  • How long is the flight from North Dakota to Ontario?

    There are many flights that can get you from North Dakota to Ontario in 5h 48m. Fly via Frontier or United Airlines to get the fastest option. The distance between North Dakota and Ontario is about 1242 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    When deciding which route to take from North Dakota to Ontario consider Bismarck - Ontario, Fargo Hector Field - Ontario or Dickinson - Ontario as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from North Dakota 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 North Dakota to Ontario?

    Currently, August is the cheapest month in which you can book a flight from North Dakota to Ontario (average of $246). Flying from North Dakota to Ontario in March is currently the most expensive (average of $328). 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 North Dakota to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from North Dakota to Ontario

Discover the top 3 airlines that operate flights from North Dakota to Ontario. 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 September 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$268FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$268Average$484FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$456FlexibilityNo cancel feeOn-time69%

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