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North Dakota

$125+ Cheap flights from Ontario (ONT) to North Dakota

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — FAR
Apr 28 — May 51
Tue 4/28
Tue 5/5
1 adult, Economy
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Cheap flight deals from Ontario to North Dakota

Cheapest flights from Ontario to North Dakota
Explore the most affordable flight options available from Ontario to North Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 29, 2026.

This Expedia deal was found by Cheapflights users on 3/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/206:00 am
ONT
-
FAR
1 stop5h 46m
Frontier
Wed 5/272:31 pm
FAR
-
ONT
1 stop11h 18m
Frontier
Deal found 3/26$210
This Frontier deal was found by Cheapflights users on 3/24. 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.
Sun 5/312:59 am
ONT
-
FAR
1 stop10h 45m
Frontier
Fri 5/82:31 pm
FAR
-
ONT
1 stop11h 18m
Frontier
Deal found 3/24$230
This Frontier deal was found by Cheapflights users on 3/24. 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 6/56:00 am
ONT
-
FAR
1 stop5h 46m
Frontier
Mon 6/82:31 pm
FAR
-
ONT
1 stop11h 18m
Frontier
Deal found 3/24$250
This United Airlines deal was found by Cheapflights users on 3/28. 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 6/31:18 pm
ONT
-
FAR
1 stop5h 37m
United Airlines
Sat 6/65:11 pm
FAR
-
ONT
1 stop5h 31m
United Airlines
Deal found 3/28$321
This Delta deal was found by Cheapflights users on 3/28. 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.
Wed 9/212:00 pm
ONT
-
FAR
1 stop8h 28m
Delta
Wed 9/95:00 am
FAR
-
ONT
2 stops9h 49m
Delta
Deal found 3/28$326
This Delta deal was found by Cheapflights users on 3/28. 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.
Wed 6/31:29 pm
ONT
-
FAR
2 stops8h 30m
Delta
Sat 6/65:00 am
FAR
-
ONT
2 stops9h 19m
Delta
Deal found 3/28$331
This Frontier deal was found by Cheapflights users on 3/27. 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.
Sat 5/236:00 am
ONT
-
FAR
1 stop5h 19m
Frontier
Sat 6/62:04 pm
FAR
-
ONT
1 stop11h 45m
Frontier
Deal found 3/27$345
This American Airlines deal was found by Cheapflights users on 3/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/112:08 pm
ONT
-
FAR
1 stop6h 36m
American Airlines
Sat 4/185:08 pm
FAR
-
ONT
1 stop7h 28m
American Airlines
Deal found 3/24$374
This Frontier deal was found by Cheapflights users on 3/29. 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.
Sun 5/106:00 am
ONT
-
FAR
1 stop7h 39m
Frontier
Sun 5/174:34 pm
FAR
-
ONT
1 stop9h 15m
Frontier
Deal found 3/29$380
This United Airlines deal was found by Cheapflights users on 3/27. 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 4/295:10 am
ONT
-
BIS
1 stop5h 48m
United Airlines
Mon 5/49:00 am
BIS
-
ONT
1 stop5h 38m
United Airlines
Deal found 3/27$389
This American Airlines deal was found by Cheapflights users on 3/26. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2012:19 pm
ONT
-
FAR
2 stops10h 08m
American Airlines
Wed 5/275:39 pm
FAR
-
ONT
1 stop6h 59m
American Airlines
Deal found 3/26$396
This United Airlines deal was found by Cheapflights users on 3/26. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:00 am
ONT
-
BIS
1 stop5h 56m
United Airlines
Wed 8/269:16 am
BIS
-
ONT
1 stop5h 22m
United Airlines
Deal found 3/26$401

Find flight deals from Ontario to North Dakota

Keep the following information in mind while searching for Ontario to North Dakota flight deals. Data was last updated March 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$210
(Expedia)

One-way from

$125
(Frontier)

Popular in

July

Cheapest in

November

Average price

$480
Provider with most accurate pricing for Los Angeles-Fargo Hector Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Fargo Hector Field flights.
Search Deals
From Ontario to North Dakota
Search Deals
One-way flight from Ontario to North Dakota
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to North Dakota 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 March 29, 2026.
Use the filters below to find and compare flights from Ontario to North Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioFargo

ONT - FAR

ONTFAR

Ontario

Wed 9/2

2:22 pm-11:56 pm

1 stop7h 34m

Fargo Hector Field

Wed 9/9

5:39 pm-11:06 pm

1 stop7h 27m

$321

OntarioFargo

ONT - FAR

ONTFAR

Ontario

Wed 6/3

1:18 pm-8:55 pm

1 stop5h 37m

Fargo Hector Field

Sat 6/6

5:11 pm-8:42 pm

1 stop5h 31m

$321

OntarioFargo

ONT - FAR

ONTFAR

Ontario

Wed 9/2

12:00 pm-10:28 pm

1 stop8h 28m

Fargo Hector Field

Wed 9/9

5:00 am-12:49 pm

2 stops9h 49m

$326

OntarioFargo

ONT - FAR

ONTFAR

Ontario

Wed 6/3

1:29 pm-11:59 pm

2 stops8h 30m

Fargo Hector Field

Sat 6/6

5:00 am-12:19 pm

2 stops9h 19m

$359
Quickest round-trip

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Sat 8/22

1:18 pm-8:27 pm

1 stop5h 09m

Bismarck

Wed 8/26

9:16 am-12:38 pm

1 stop5h 22m

$401

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 6/3

1:18 pm-8:28 pm

1 stop5h 10m

Bismarck

Sat 6/6

6:00 am-12:12 pm

2 stops8h 12m

$406

OntarioFargo

ONT - FAR

ONTFAR

Ontario

Wed 4/8

6:00 am-7:40 pm

2 stops11h 40m

Fargo Hector Field

Sun 4/12

5:05 am-12:23 pm

2 stops9h 18m

$409

OntarioFargo

ONT - FAR

ONTFAR

Ontario

Tue 4/28

1:34 pm-8:46 pm

1 stop5h 12m

Fargo Hector Field

Sat 5/2

1:41 pm-10:59 pm

2 stops11h 18m

$416

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Tue 4/28

5:10 am-12:58 pm

1 stop5h 48m

Bismarck

Sat 5/2

9:00 am-12:38 pm

1 stop5h 38m

$425

OntarioFargo

ONT - FAR

ONTFAR

Ontario

Thu 4/9

6:20 am-1:43 pm

1 stop5h 23m

Fargo Hector Field

Sun 4/12

2:38 pm-11:56 pm

1 stop11h 18m

$441

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 45 resultsSorted by cheapest first
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2
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5

Best time to book a flight from Ontario to North Dakota

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

Cheapflights Insights

Everything you need to know about your flight from Ontario to North Dakota

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

Currently, November is the cheapest month in which you can book a flight from Ontario to North Dakota (average of $125). Flying from Ontario to North Dakota in March is currently the most expensive (average of $320). 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.

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

Reviews of airlines servicing North Dakota

Get insights into the airlines that provide service to North Dakota. 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 Dakota. Reviews last updated March 29, 2026.
See what other customers who have flown with United Airlines and American Airlines from Ontario to North Dakota 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.
United Airlines
7.4
Good
9,509 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
9,509 reviews
United Airlines
7.4
Good
9,509 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
American Airlines
7.1
Good
11,521 reviews
United Airlines
7.4
Good
9,509 reviews

Boarding

7.7

Food

6.6

Comfort

7.3

Overall

7.4

Entertainment

7.1

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

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

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to North Dakota.

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

    For as low as $321, Frontier can have you in North Dakota from Ontario in 5h 37m. There are 1399 mi between Ontario and North Dakota. 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 Ontario to North Dakota?

    The most popular flight routes from Ontario to North Dakota are Ontario - Fargo Hector Field, Ontario - Bismarck and Ontario - Williston Basin Intl.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Ontario to North Dakota (average of $125). Flying from Ontario to North Dakota in March is currently the most expensive (average of $320). 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 Dakota

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Top 2 airlines flying from Ontario to North Dakota

Discover the top 2 airlines that operate flights from Ontario to North Dakota. 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 March 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$268Average$404FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$299Average$453FlexibilityNo cancel feeOn-time71%

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