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Cheap flights from Ontario to Bismarck from $220

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Bismarck departing on 8/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Ontario to Bismarck

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:34 pm - 11:12 am
ONT
-
BIS
17h 38m
1 stop
Multiple Airlines Logo
9:11 pm - 7:51 pm
BIS
-
ONT
24h 40m
2 stops
$291Multiple Airlines
Wed, Jun 24 - Mon, Jun 29
Multiple Airlines Logo
3:34 pm - 11:12 am
ONT
-
BIS
17h 38m
1 stop
Multiple Airlines Logo
9:11 pm - 7:51 pm
BIS
-
ONT
24h 40m
2 stops
$305Multiple Airlines
Wed, Jun 24 - Mon, Jun 29
Multiple Airlines Logo
1:38 pm - 11:16 am
ONT
-
BIS
19h 38m
1 stop
Multiple Airlines Logo
12:06 pm - 8:03 am
BIS
-
ONT
21h 57m
1 stop
$314Multiple Airlines
Wed, Jul 22 - Sun, Jul 26
Multiple Airlines Logo
1:33 pm - 11:12 am
ONT
-
BIS
19h 39m
1 stop
Multiple Airlines Logo
12:02 pm - 7:51 pm
BIS
-
ONT
9h 49m
1 stop
$345Multiple Airlines
Wed, Jun 24 - Sun, Jun 28
Multiple Airlines Logo
3:40 pm - 11:16 am
ONT
-
BIS
17h 36m
1 stop
Multiple Airlines Logo
10:04 pm - 8:03 am
BIS
-
ONT
35h 59m
2 stops
$347Multiple Airlines
Wed, Jul 22 - Mon, Jul 27
Multiple Airlines Logo
1:33 pm - 11:12 am
ONT
-
BIS
19h 39m
1 stop
Multiple Airlines Logo
12:02 pm - 7:51 pm
BIS
-
ONT
9h 49m
1 stop
$354Multiple Airlines
Wed, Jun 24 - Sun, Jun 28
Multiple Airlines Logo
1:33 pm - 11:12 am
ONT
-
BIS
19h 39m
1 stop
Multiple Airlines Logo
12:06 pm - 7:51 pm
BIS
-
ONT
9h 45m
1 stop
$395Multiple Airlines
Wed, Jun 24 - Thu, Jul 2
United Airlines Logo
1:18 pm - 8:33 pm
ONT
-
BIS
5h 15m
1 stop
United Airlines Logo
5:15 pm - 8:53 pm
BIS
-
ONT
5h 38m
1 stop
$397United Airlines
Fri, Aug 14 - Sat, Aug 29
Multiple Airlines Logo
3:34 pm - 11:12 am
ONT
-
BIS
17h 38m
1 stop
Multiple Airlines Logo
12:02 pm - 11:13 am
BIS
-
ONT
25h 11m
2 stops
$400Multiple Airlines
Wed, Jun 24 - Sun, Jun 28
United Airlines Logo
5:00 am - 12:56 pm
ONT
-
BIS
5h 56m
1 stop
United Airlines Logo
9:20 am - 12:50 pm
BIS
-
ONT
5h 30m
1 stop
$401United Airlines
Fri, Aug 14 - Sat, Aug 22

Delta flights from Ontario to Bismarck

Our best Delta deals on Ontario to Bismarck flight tickets
Delta
Jul 27
ONT6:01 pmOntario
14h 39m
2 stops
BIS10:40 amBismarck
Aug 6
BIS1:27 pmBismarck
12h 07m
2 stops
ONT11:34 pmOntario
$429
Delta
Jul 27
ONT6:01 pmOntario
14h 39m
2 stops
BIS10:40 amBismarck
Aug 5
BIS5:36 pmBismarck
7h 58m
2 stops
ONT11:34 pmOntario
$497
Delta
Jul 27
ONT6:01 pmOntario
14h 39m
2 stops
BIS10:40 amBismarck
Aug 7
BIS11:10 amBismarck
14h 24m
2 stops
ONT11:34 pmOntario
$523

United Airlines flights from Ontario to Bismarck

Our best United Airlines deals on Ontario to Bismarck flight tickets
United Airlines
Aug 14
ONT1:18 pmOntario
5h 15m
1 stop
BIS8:33 pmBismarck
Aug 29
BIS5:15 pmBismarck
5h 38m
1 stop
ONT8:53 pmOntario
$397
United Airlines
Aug 14
ONT5:00 amOntario
5h 56m
1 stop
BIS12:56 pmBismarck
Aug 22
BIS9:20 amBismarck
5h 30m
1 stop
ONT12:50 pmOntario
$401
United Airlines
Aug 14
ONT1:18 pmOntario
5h 15m
1 stop
BIS8:33 pmBismarck
Aug 22
BIS9:20 amBismarck
10h 56m
2 stops
ONT6:16 pmOntario
$402

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Bismarck 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, momondo users made 832,500 searches. Data last updated June 5, 2026.
Use the filters below to find and compare flights from Ontario to Bismarck that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 6/24

3:34 pm-11:12 am

1 stop17h 38m

Bismarck

Mon 6/29

9:11 pm-7:51 pm

2 stops24h 40m

$291

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 6/24

3:34 pm-11:12 am

1 stop17h 38m

Bismarck

Mon 6/29

9:11 pm-7:51 pm

2 stops24h 40m

$305

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 7/22

1:38 pm-11:16 am

1 stop19h 38m

Bismarck

Sun 7/26

12:06 pm-8:03 am

1 stop21h 57m

$314

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 6/24

1:33 pm-11:12 am

1 stop19h 39m

Bismarck

Sun 6/28

12:02 pm-7:51 pm

1 stop9h 49m

$345

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 7/22

3:40 pm-11:16 am

1 stop17h 36m

Bismarck

Mon 7/27

10:04 pm-8:03 am

2 stops35h 59m

$347

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 6/24

1:33 pm-11:12 am

1 stop19h 39m

Bismarck

Sun 6/28

12:02 pm-7:51 pm

1 stop9h 49m

$354

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 6/24

1:33 pm-11:12 am

1 stop19h 39m

Bismarck

Thu 7/2

12:06 pm-7:51 pm

1 stop9h 45m

$395
Quickest round-trip

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Fri 8/14

1:18 pm-8:33 pm

1 stop5h 15m

Bismarck

Sat 8/29

5:15 pm-8:53 pm

1 stop5h 38m

$397

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Wed 6/24

3:34 pm-11:12 am

1 stop17h 38m

Bismarck

Sun 6/28

12:02 pm-11:13 am

2 stops25h 11m

$400

OntarioBismarck

ONT - BIS

ONTBIS

Ontario

Fri 8/14

5:00 am-12:56 pm

1 stop5h 56m

Bismarck

Sat 8/22

9:20 am-12:50 pm

1 stop5h 30m

$401

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Bismarck from

How to get the cheapest flight ticket from Ontario to Bismarck

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Ontario to Bismarck flights?

You could potentially save up to 24% on your flight if you consider stops on a Ontario to Bismarck flight.

When to book flights from Ontario to Bismarck

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Bismarck according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Bismarck (ONT to BIS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Bismarck

Fastest flight time

5h 10m

Direct flights

None
The fastest flight from Ontario to Bismarck takes 5h 10m
There are no direct flights from Ontario to Bismarck. There are no popular flight routes from Ontario to Bismarck.
Search flight deals

Frequently asked questions about flying from Ontario to Bismarck

  • How far is Ontario to Bismarck by plane?

    Bismarck is 1243.9 mi away from Ontario. Flights usually cover this in 5h 10m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Bismarck Airport?

    Prices for flights from Ontario Airport to Bismarck Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Bismarck Airport?

  • How old do you have to be to fly from Ontario Airport to Bismarck Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Bismarck Airport.

  • What documentation or ID do you need to fly to Bismarck Airport?

    The required travel and health documents for your Bismarck Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Bismarck Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Ontario to Bismarck?

Best airlines flying from Ontario to Bismarck

Compare and see reviews for airlines that fly from Ontario to Bismarck with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $324Free CancellationRating
7.4
9,775 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Bismarck?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Bismarck for you.

Can I find flights from Ontario to Bismarck with flexible booking policies on momondo?

Yes. All flights to Bismarck from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ontario to Bismarck?

momondo provides multiple filters to help you find the best flight to Bismarck from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Bismarck right now. Can momondo alert me if prices change?

Price alerts on flights to Bismarck from Ontario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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