Cheap flights from Bismarck to Ontario (BIS - ONT) from $266

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight to Ontario departing on 4/23. 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.
BIS — ONT
Mar 5 — Mar 121

Cheap flight deals from Bismarck to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Bismarck (BIS) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 29, 2024.

Round-trip from

$238
From Bismarck to Ontario

What is the cheapest day to fly round-trip from Bismarck to Ontario?

Monday is generally a great day to depart. Flying on this day could help you save up to 78%.

How far in advance should I book a flight from Bismarck to Ontario?

Users have found that booking a flight from Bismarck to Ontario at least 38 days early can save you up to 172% on average compared to booking a flight this week. If booking 38 days before your flight isn’t an option for you, users have found flights from Bismarck to Ontario for as little as $580 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 $752 for flights departing within the next 3 days.

What is the cheapest month to fly from Bismarck to Ontario?

August is one of the best times of the year to fly to Ontario from Bismarck. Prices for August average $582 per person but you can even find prices for as low as $396. The most expensive prices can be found in the month of December. Opting for a August flight can save you 29% on your journey compared to booking in December

When is the cheapest time to fly from Bismarck to Ontario (BIS - ONT)?

When flying from Bismarck to Ontario, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 4% versus a flight in the morning.

Cheap Delta flights from Bismarck to Ontario

Explore cheap flight options specifically provided by Delta for the route between Bismarck and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,314,962 searches. Data last updated February 29, 2024.
Find some of the cheapest Delta flights traveling from Bismarck to Ontario. Deals update often to give you more flight options matching your criteria
Tue 4/235:00 amBIS - ONT
2 stops10h 12mDelta
Wed 5/111:20 amONT - BIS
2 stops9h 58mDelta
Deal found 2/28$266
Tue 4/305:00 amBIS - ONT
2 stops9h 12mDelta
Sat 5/45:45 amONT - BIS
2 stops9h 04mDelta
Deal found 2/27$367
Fri 4/267:41 amBIS - ONT
2 stops10h 57mDelta
Fri 5/311:20 amONT - BIS
2 stops10h 04mDelta
Deal found 2/28$618
Fri 3/295:36 pmBIS - ONT
2 stops8h 10mDelta
Fri 4/51:20 pmONT - BIS
2 stops8h 00mDelta
Deal found 2/28$748
Tue 6/255:00 amBIS - ONT
2 stops10h 01mDelta
Sat 6/291:42 pmONT - BIS
2 stops7h 15mDelta
Deal found 2/29$888

Cheap United Airlines flights from Bismarck to Ontario

Explore cheap flight options specifically provided by United Airlines for the route between Bismarck and Ontario. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,314,962 searches. Data last updated February 29, 2024.
Some of the best deals we've found on United Airlines flights traveling from Bismarck to Ontario. Make sure to examine the flight information before completing your reservation.
Tue 4/305:18 pmBIS - ONT
1 stop5h 22mUnited Airlines
Sat 5/45:15 amONT - BIS
1 stop5h 21mUnited Airlines
Deal found 2/27$332
Tue 4/301:25 pmBIS - ONT
2 stops22h 37mUnited Airlines
Sat 5/45:15 amONT - BIS
1 stop5h 21mUnited Airlines
Deal found 2/27$396
Fri 4/265:18 pmBIS - ONT
1 stop21h 22mUnited Airlines
Fri 5/31:36 pmONT - BIS
1 stop21h 00mUnited Airlines
Deal found 2/28$534
Tue 4/95:18 pmBIS - ONT
1 stop5h 22mUnited Airlines
Sun 4/145:15 amONT - BIS
1 stop5h 17mUnited Airlines
Deal found 2/28$537
Fri 4/265:18 pmBIS - ONT
1 stop21h 22mUnited Airlines
Fri 5/36:00 amONT - BIS
2 stops28h 36mUnited Airlines
Deal found 2/28$566
Tue 6/45:15 pmBIS - ONT
1 stop5h 33mUnited Airlines
Fri 6/71:29 pmONT - BIS
1 stop7h 53mUnited Airlines
Deal found 2/28$574
Fri 3/295:10 pmBIS - ONT
1 stop5h 47mUnited Airlines
Fri 4/51:36 pmONT - BIS
1 stop4h 47mUnited Airlines
Deal found 2/28$586
Thu 5/161:25 pmBIS - ONT
1 stop9h 28mUnited Airlines
Tue 5/285:15 amONT - BIS
1 stop16h 07mUnited Airlines
Deal found 2/28$659
Tue 5/145:18 pmBIS - ONT
1 stop5h 35mUnited Airlines
Tue 5/281:29 pmONT - BIS
1 stop7h 53mUnited Airlines
Deal found 2/28$708

Cheap Bismarck to Ontario flights in February & March 2024

Find cheap flight options from Bismarck to Ontario specifically for the months of February and March 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,314,962 searches. Prices were last updated on February 29, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Thu 2/295:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Sat 3/95:15 amONT - BIS
1 stop5h 30mUnited Airlines
Deal found 2/28$586
Thu 2/295:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Wed 3/61:38 pmONT - BIS
1 stop21h 07mUnited Airlines
Deal found 2/28$626
Thu 2/295:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Wed 3/610:40 amONT - BIS
2 stops24h 05mUnited Airlines
Deal found 2/28$631
Thu 2/295:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Mon 3/45:23 amONT - BIS
1 stop5h 15mUnited Airlines
Deal found 2/28$656
Thu 2/295:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Fri 3/86:00 amONT - BIS
2 stops28h 45mUnited Airlines
Deal found 2/28$686
Thu 3/211:25 pmBIS - ONT
1 stop9h 32mUnited Airlines
Sun 3/245:15 amONT - BIS
1 stop9h 19mUnited Airlines
Deal found 2/29$730
Thu 2/295:15 pmBIS - ONT
2 stops18h 44mUnited Airlines
Thu 3/75:15 amONT - BIS
1 stop5h 30mUnited Airlines
Deal found 2/28$732
Fri 3/295:36 pmBIS - ONT
2 stops8h 10mDelta
Fri 4/51:20 pmONT - BIS
2 stops8h 00mDelta
Deal found 2/28$748
Thu 2/295:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Fri 3/85:15 amONT - BIS
1 stop5h 30mUnited Airlines
Deal found 2/28$757

Bismarck to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Bismarck and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,314,962 searches. Data last updated February 29, 2024.
These are some of the best deals we've found on flights to Ontario in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Tue 4/235:00 amBIS - ONT
2 stops10h 12mDelta
Wed 5/111:20 amONT - BIS
2 stops9h 58mDelta
Deal found 2/28$266
Tue 4/305:18 pmBIS - ONT
1 stop5h 22mUnited Airlines
Sat 5/45:15 amONT - BIS
1 stop5h 21mUnited Airlines
Deal found 2/27$332
Tue 4/305:00 amBIS - ONT
2 stops9h 12mDelta
Sat 5/45:45 amONT - BIS
2 stops9h 04mDelta
Deal found 2/27$367
Tue 4/301:25 pmBIS - ONT
2 stops22h 37mUnited Airlines
Sat 5/45:15 amONT - BIS
1 stop5h 21mUnited Airlines
Deal found 2/27$396
Thu 8/299:15 amBIS - ONT
1 stop5h 18mUnited Airlines
Sat 9/71:00 pmONT - BIS
1 stop5h 03mUnited Airlines
Deal found 2/28$504
Wed 2/285:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Wed 3/205:15 amONT - BIS
1 stop5h 30mUnited Airlines
Deal found 2/28$527
Wed 2/285:15 pmBIS - ONT
1 stop5h 34mUnited Airlines
Thu 3/145:15 amONT - BIS
1 stop5h 30mUnited Airlines
Deal found 2/28$529
Fri 4/265:18 pmBIS - ONT
1 stop21h 22mUnited Airlines
Fri 5/31:36 pmONT - BIS
1 stop21h 00mUnited Airlines
Deal found 2/28$534
Tue 4/95:18 pmBIS - ONT
1 stop5h 22mUnited Airlines
Sun 4/145:15 amONT - BIS
1 stop5h 17mUnited Airlines
Deal found 2/28$537

One-way flights to Ontario from Bismarck

Search for one-way flight options from Bismarck to Ontario. 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 3,314,962 searches. Data last updated February 29, 2024.
If you're seeking multiple options on one-way flights from Bismarck to Ontario, be sure to check out these deals, which are updated often. Users in need of a round-trip flight from Bismarck to Ontario instead should update the search form at the top of page.
Mon 3/112:07 pmBIS - ONT
1 stop8h 39mAmerican Airlines
Deal found 2/28$511
Mon 3/112:07 pmBIS - ONT
2 stops9h 52mAmerican Airlines
Deal found 2/28$516
Tue 3/52:08 pmBIS - ONT
1 stop22h 00mAmerican Airlines
Deal found 2/29$835
Tue 3/52:08 pmBIS - ONT
2 stops23h 35mAmerican Airlines
Deal found 2/29$840

Find flights from Bismarck to Ontario within your budget

Customize your flight search to find flights from Bismarck 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 3,314,962 searches. Data last updated February 29, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$266 - $723

Route

Depart

Return

Price

BismarckOntario

BIS - ONT

BISONT

Bismarck

Tue 4/23

2 stops10h 12m

Ontario

Wed 5/1

2 stops9h 58m

$266

BismarckOntario

BIS - ONT

BISONT

Bismarck

Tue 4/30

1 stop5h 22m

Ontario

Sat 5/4

1 stop5h 21m

$332

BismarckOntario

BIS - ONT

BISONT

Bismarck

Tue 4/30

2 stops9h 12m

Ontario

Sat 5/4

2 stops9h 04m

$367

BismarckOntario

BIS - ONT

BISONT

Bismarck

Tue 4/30

2 stops22h 37m

Ontario

Sat 5/4

1 stop5h 21m

$396

BismarckOntario

BIS - ONT

BISONT

Bismarck

Fri 4/26

1 stop21h 22m

Ontario

Fri 5/3

1 stop21h 00m

$534

BismarckOntario

BIS - ONT

BISONT

Bismarck

Tue 4/9

1 stop5h 22m

Ontario

Sun 4/14

1 stop5h 17m

$537

BismarckOntario

BIS - ONT

BISONT

Bismarck

Fri 4/26

1 stop21h 22m

Ontario

Fri 5/3

2 stops28h 36m

$566

BismarckOntario

BIS - ONT

BISONT

Bismarck

Fri 4/26

2 stops10h 57m

Ontario

Fri 5/3

2 stops10h 04m

$618

BismarckOntario

BIS - ONT

BISONT

Bismarck

Tue 6/4

2 stops9h 54m

Ontario

Fri 6/7

1 stop7h 55m

$723

Flights are sorted by cheapest first

Deals found on 2/28

When is the cheapest time to fly from Bismarck to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Bismarck to Ontario. Price data was last updated on February 25, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Bismarck to Ontario flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to Ontario by month

Plan your trip from Bismarck to Ontario by taking into account the cheapest months to travel. The average price of a one-way flight from Bismarck to Ontario is currently $676 while a round-trip flight costs $482. Price data was last updated on February 25, 2024.

Currently, October is the cheapest month in which you can book a flight from Bismarck to Ontario (average of $237). Flying from Bismarck to Ontario in June is currently the most expensive (average of $357). 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.

January

$271

February

$282

March

$289

April

$308

May

$289

June

$357

July

$332

August

$288

September

$258

October

$237

November

$268

December

$271

Temperature and rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average temperature and rainfall totals by month.

LAX

Temperature

57.2 - 73.4 °F

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 February 29, 2024.
See what other customers who have flown with Delta, United Airlines and American Airlines from Bismarck to Ontario have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
11,818 reviews

Entertainment

8.1

Boarding

8.2

Crew

8.6

Food

7.5

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

8.1
Very good
11,818 reviews
8.1
Very good
11,818 reviews

Entertainment

8.1

Boarding

8.2

Crew

8.6

Food

7.5

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.4
Good
11,794 reviews
8.1
Very good
11,818 reviews

Entertainment

8.1

Boarding

8.2

Crew

8.6

Food

7.5

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

7.3
Good
15,571 reviews
8.1
Very good
11,818 reviews

Entertainment

8.1

Boarding

8.2

Crew

8.6

Food

7.5

Comfort

7.9

Overall

8.1

Reviews

1 / 10

Crew was nice and courteous. Boarding went smoothly. But we experienced a few minutes of extreme turbulence.

Related info for your journey

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

Can I find flights from Bismarck to Ontario for under $300 on Cheapflights?

Yes, there are multiple flights from Bismarck to Ontario for under $300. The cheapest flight booked recently is on Delta for just $266, but on average you can expect to pay $619.

What are the cheapest airlines flying from Bismarck to Ontario round-trip?

Flying on Delta is currently your cheapest option to Ontario, with prices starting at $266. Additional round-trip tickets that might be worth considering are offered by United Airlines and American Airlines, with the lowest prices starting at $332 and $723, respectively.

What does BIS to ONT mean?

BIS and ONT 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. BIS to ONT refers to a flight route from Bismarck Airport to Ontario Airport.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top airline flying from Bismarck to Ontario

Discover the top airline that operate flights from Bismarck 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 3,314,962 searches. Data last updated February 29, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$514Average$648FlexibilityNo cancel feeOn-time69%
Search United Airlines flights

Search flights from Bismarck to Ontario by cabin class

Find flights from Bismarck to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Bismarck to Ontario?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Bismarck to Ontario. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Bismarck to Ontario?

Millions of users choose and trust Cheapflights to book the best flight deals from Bismarck to Ontario for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Bismarck to Ontario with no change fees?

Yes, we can. To see specific flights from Bismarck to Ontario with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Bismarck to Ontario become cheaper?

Yes! Start tracking prices for Bismarck to Ontario flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.