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Ontario

$108+ Cheap flights from North Dakota to Ontario (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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
FAR — ONT
Aug 16 — Aug 231
Sat 8/16
Sat 8/23
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 August 11, 2025.

Round-trip from

$253
(FlightHub)

One-way from

$108
(Frontier)

Popular in

November

Cheapest in

September

Average price

$343
From North Dakota to Ontario
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One-way flight from North Dakota to Ontario
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Highest demand for flights based on searches. 15% potential increase in price ($69 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 11, 2025.

This Expedia deal was found by Cheapflights users on 8/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/182:36 pmFAR - ONT
1 stop11h 14mFrontier
Thu 8/2112:59 amONT - FAR
1 stop10h 47mFrontier
Deal found 8/9$252
This FlightHub deal was found by Cheapflights users on 8/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/192:31 pmFAR - ONT
1 stop7h 23mFrontier
Sun 9/218:59 pmONT - FAR
1 stop14h 47mFrontier
Deal found 8/9$253
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 9/206:00 amFAR - ONT
1 stop9h 54mAmerican Airlines
Sun 9/2111:59 pmONT - FAR
1 stop8h 52mAmerican Airlines
Deal found 8/10$269
This Gotogate deal was found by Cheapflights users on 8/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/242:31 pmFAR - ONT
1 stop20h 14mFrontier
Wed 8/2712:59 amONT - FAR
1 stop10h 47mFrontier
Deal found 8/9$276
This FlightHub deal was found by Cheapflights users on 8/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/182:31 pmFAR - ONT
1 stop7h 23mFrontier
Sun 9/213:43 pmONT - FAR
1 stop20h 03mFrontier
Deal found 8/9$283
This FlightHub deal was found by Cheapflights users on 8/9. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/222:31 pmFAR - ONT
1 stop11h 19mFrontier
Thu 8/2812:59 amONT - FAR
1 stop10h 47mFrontier
Deal found 8/9$309
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Wed 8/279:31 amBIS - ONT
1 stop5h 01mUnited Airlines
Tue 9/91:42 pmONT - BIS
2 stops7h 57mUnited Airlines
Deal found 8/9$379
This American Airlines deal was found by Cheapflights users on 8/9. 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 8/226:23 amBIS - ONT
1 stop7h 29mAmerican Airlines
Sun 8/2412:47 pmONT - BIS
1 stop7h 30mAmerican Airlines
Deal found 8/9$407
This Delta deal was found by Cheapflights users on 8/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/215:00 amBIS - ONT
2 stops9h 14mDelta
Sun 8/241:15 pmONT - BIS
2 stops8h 03mDelta
Deal found 8/8$419
This United Airlines deal was found by Cheapflights users on 8/9. 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 8/225:20 pmBIS - ONT
1 stop5h 23mUnited Airlines
Sun 8/245:10 amONT - BIS
1 stop5h 49mUnited Airlines
Deal found 8/9$429
This United Airlines deal was found by Cheapflights users on 8/9. 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.
Thu 8/216:00 amBIS - ONT
2 stops8h 13mUnited Airlines
Sun 8/245:10 amONT - BIS
1 stop5h 49mUnited Airlines
Deal found 8/9$434
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Thu 8/212:59 pmBIS - ONT
1 stop9h 15mAmerican Airlines
Sun 8/2412:47 pmONT - BIS
1 stop7h 30mAmerican Airlines
Deal found 8/8$437

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 August 11, 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

Fri 9/19

2:31 pm-7:54 pm

1 stop7h 23m

Ontario

Sun 9/21

8:59 pm-1:46 pm

1 stop14h 47m

$253

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Sat 9/20

6:00 am-1:54 pm

1 stop9h 54m

Ontario

Sun 9/21

11:59 pm-10:51 am

1 stop8h 52m

$269

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Sun 8/24

2:31 pm-8:45 am

1 stop20h 14m

Ontario

Wed 8/27

12:59 am-1:46 pm

1 stop10h 47m

$276

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Thu 9/18

2:31 pm-7:54 pm

1 stop7h 23m

Ontario

Sun 9/21

3:43 pm-1:46 pm

1 stop20h 03m

$283

FargoOntario

FAR - ONT

FARONT

Fargo Hector Field

Fri 8/22

2:31 pm-11:50 pm

1 stop11h 19m

Ontario

Thu 8/28

12:59 am-1:46 pm

1 stop10h 47m

$309

BismarckOntario

BIS - ONT

BISONT

Bismarck

Wed 8/27

9:31 am-12:32 pm

1 stop5h 01m

Ontario

Tue 9/9

1:42 pm-11:39 pm

2 stops7h 57m

$379

BismarckOntario

BIS - ONT

BISONT

Bismarck

Fri 8/22

6:23 am-11:52 am

1 stop7h 29m

Ontario

Sun 8/24

12:47 pm-10:17 pm

1 stop7h 30m

$407

BismarckOntario

BIS - ONT

BISONT

Bismarck

Thu 8/21

1:14 pm-11:40 pm

2 stops12h 26m

Ontario

Sun 8/24

1:15 pm-11:18 pm

2 stops8h 03m

$419

BismarckOntario

BIS - ONT

BISONT

Bismarck

Fri 8/22

5:20 pm-8:43 pm

1 stop5h 23m

Ontario

Sun 8/24

5:10 am-12:59 pm

1 stop5h 49m

$429

BismarckOntario

BIS - ONT

BISONT

Bismarck

Mon 2/2

2:56 pm-10:02 pm

1 stop9h 06m

Ontario

Fri 2/6

5:03 pm-12:40 pm

2 stops17h 37m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/9

Showing 1-10 of 25 results
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2
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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 August 11, 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated August 11, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from North Dakota to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,979 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,920 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Frontier
5.8
Fair
3,221 reviews
Delta
8.0
Very good
7,979 reviews

Comfort

7.9

Entertainment

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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.

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

    When deciding which route to take from North Dakota to Ontario consider Fargo Hector Field - Ontario, Dickinson - Ontario or Bismarck - 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 August 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$118Average$268FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$268Average$484FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$268Average$554FlexibilityNo cancel feeOn-time69%

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