Which airports can I use when flying from Ontario to Bismarck?

Flights from Ontario to Bismarck usually depart from Ontario (ONT) and arrive at Bismarck (BIS).

What cabin classes can I book on flights from Ontario to Bismarck?

Only Economy Class is available on flights from Ontario to Bismarck.

Which airports do connecting flights from Ontario to Bismarck pass through?

Connecting flights from Ontario to Bismarck most commonly pass through: • Denver Intl (DEN) - 65% of one-stop connections • Dallas/Fort Worth (DFW) - 35% of one-stop connections

Can I save money by using flexible dates for flights from Ontario to Bismarck?

Yes. Flexible dates can save you up to 42% on flights from Ontario to Bismarck. Friday is the cheapest departure day at $487 round-trip on average, while Sunday is the most expensive at $839, a difference of $352. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

How long is a flight from Ontario to Bismarck?

There are currently no nonstop flights available from Ontario to Bismarck. Flights with 1 layover take between 5h 57m and 7h 26m in total, depending on the connection.

Do I need a passport to fly from Ontario to Bismarck?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Ontario to Bismarck changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $383 to $1,024. That means the highest observed fare was about 3x higher than the lowest one.

How are flight prices from Ontario to Bismarck looking right now?

One-way fares from Ontario to Bismarck are currently higher than usual. Average one-way flight prices are about $613, which is 66% above the typical average for this route.

How much time can I save by choosing a different layover airport from Ontario to Bismarck?

Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 5h 57m, compared with 7h 26m via Dallas/Fort Worth (DFW).

What is the time difference between Ontario and Bismarck?

Bismarck is 2 hours ahead of Ontario (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

How much should I expect to pay for a Ontario to Bismarck flight?

Round-trip flights from Ontario to Bismarck range from $354 to $609, with an average of $487 over the past 12 months. Anything below $354 counts as a good deal.

Which airline is the cheapest to fly from Ontario to Bismarck?

United Airlines ($451) offered the cheapest round-trip ticket from Ontario to Bismarck in the last 5 days.

What’s the most popular layover airport when flying from Ontario to Bismarck?

Denver Intl (DEN) is the most popular layover for the Ontario to Bismarck route. 65% of KAYAK users who booked 1-stop round-trips over the past 3 months connected via DEN.

What is the cheapest layover airport when flying from Ontario to Bismarck?

Flights via Dallas/Fort Worth (DFW) offer the most affordable fares, with an average round-trip price of $399. Based on KAYAK data over the past 3 months.

When flying from Ontario to Bismarck which airport offers the shortest layover?

Denver Intl (DEN) had the shortest average connection time for Ontario to Bismarck layovers at 3h 47m over the past 3 months.

$339 CHEAP FLIGHTS from Ontario to Bismarck (ONT - BIS)

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Cheapest round-trip

$383

Typical prices: $354-$609

Multiple Airlines

Sat 10/13Thu 10/18

ONT - BIS • 2 stops

Cheapest one-way

$339

Typical prices: $334-$436

United Airlines

Wed 10/24

ONT - BIS • 1 stop

When to travel

September

Cheapest • 27% price drop

August

Most popular

Good to know

Top layover airports

Dallas/Fort Worth (DFW)

Cheapest • Avg $399 (round-trip)

Denver Intl (DEN)

Shortest trip • 5h 57m (one-way)

Insights

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Flight Deals

Cheap Flights from Ontario to Bismarck (ONT-BIS)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Bismarck

Tue, Oct 13 - Sun, Oct 18

11:26 am - 8:40 pmONT Ontario-BIS Bismarck

31h 14m2 stops Las Vegas Harry Reid Intl Phoenix Sky Harbor Intl

10:45 pm - 7:04 amBIS Bismarck-ONT Ontario

10h 19m1 stop Las Vegas Harry Reid Intl

$383Multiple Airlines

Wed, Feb 3 - Sat, Feb 6

5:00 am - 12:19 pmONT Ontario-BIS Bismarck

5h 19m1 stop Denver Intl

5:08 pm - 8:20 pmBIS Bismarck-ONT Ontario

5h 12m1 stop Denver Intl

$451United Airlines

Wed, Feb 3 - Sat, Feb 6

11:20 am - 11:51 pmONT Ontario-BIS Bismarck

10h 31m2 stops San Francisco Denver Intl

5:08 pm - 8:20 pmBIS Bismarck-ONT Ontario

5h 12m1 stop Denver Intl

$456United Airlines

Fri, Oct 9 - Sun, Oct 11

5:00 am - 1:01 pmONT Ontario-BIS Bismarck

6h 01m1 stop Denver Intl

6:00 am - 12:18 pmBIS Bismarck-ONT Ontario

8h 18m2 stops Denver Intl San Francisco

$468United Airlines

Tue, Oct 13 - Sun, Oct 18

5:00 am - 1:01 pmONT Ontario-BIS Bismarck

6h 01m1 stop Denver Intl

9:05 am - 12:46 pmBIS Bismarck-ONT Ontario

5h 41m1 stop Denver Intl

$499United Airlines

Wed, Feb 3 - Sat, Feb 6

11:20 am - 11:51 pmONT Ontario-BIS Bismarck

10h 31m2 stops San Francisco Denver Intl

1:08 pm - 8:26 pmBIS Bismarck-ONT Ontario

9h 18m2 stops Denver Intl San Francisco

$505United Airlines

Fri, Oct 23 - Sat, Oct 31

1:24 pm - 8:20 pmONT Ontario-BIS Bismarck

4h 56m1 stop Denver Intl

5:50 am - 12:29 pmBIS Bismarck-ONT Ontario

8h 39m2 stops Denver Intl San Francisco

$535United Airlines

Fri, Oct 23 - Sat, Oct 31

5:00 am - 4:25 pmONT Ontario-BIS Bismarck

9h 25m1 stop Denver Intl

9:00 am - 12:33 pmBIS Bismarck-ONT Ontario

5h 33m1 stop Denver Intl

$606United Airlines

Fri, Oct 9 - Sun, Oct 11

5:00 am - 1:01 pmONT Ontario-BIS Bismarck

6h 01m1 stop Denver Intl

9:05 am - 12:46 pmBIS Bismarck-ONT Ontario

5h 41m1 stop Denver Intl

$612United Airlines

Fri, Oct 23 - Mon, Oct 26

5:00 am - 4:25 pmONT Ontario-BIS Bismarck

9h 25m1 stop Denver Intl

5:02 pm - 8:51 pmBIS Bismarck-ONT Ontario

5h 49m1 stop Denver Intl

$615United Airlines

Booking Insights

Price, demand and travel trends for Ontario to Bismarck flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Airlines

Layovers

Which airline is the cheapest to fly from Ontario to Bismarck?: United Airlines ($451) offered the cheapest round-trip ticket from Ontario to Bismarck in the last 5 days.

Find deals

Low season	January
High season	August
Cheapest flight	$339

One-way flight from Ontario to Bismarck

When to book flights from Ontario to Bismarck

Are your dates flexible? Find out the best times to travel from Ontario to Bismarck based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Ontario to Bismarck?
Only Economy Class is available on flights from Ontario to Bismarck.
How long is a flight from Ontario to Bismarck?
There are currently no nonstop flights available from Ontario to Bismarck. Flights with 1 layover take between 5h 57m and 7h 26m in total, depending on the connection.
Do I need a passport to fly from Ontario to Bismarck?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Ontario to Bismarck flight?
Round-trip flights from Ontario to Bismarck range from $354 to $609, with an average of $487 over the past 12 months. Anything below $354 counts as a good deal.
Have flight prices from Ontario to Bismarck changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $383 to $1,024. That means the highest observed fare was about 3x higher than the lowest one.
How are flight prices from Ontario to Bismarck looking right now?
One-way fares from Ontario to Bismarck are currently higher than usual. Average one-way flight prices are about $613, which is 66% above the typical average for this route.
Which airports can I use when flying from Ontario to Bismarck?
Flights from Ontario to Bismarck usually depart from Ontario (ONT) and arrive at Bismarck (BIS).
Which airports do connecting flights from Ontario to Bismarck pass through?
Connecting flights from Ontario to Bismarck most commonly pass through:

• Denver Intl (DEN) - 65% of one-stop connections
• Dallas/Fort Worth (DFW) - 35% of one-stop connections
Can I save money by using flexible dates for flights from Ontario to Bismarck?
Yes. Flexible dates can save you up to 42% on flights from Ontario to Bismarck. Friday is the cheapest departure day at $487 round-trip on average, while Sunday is the most expensive at $839, a difference of $352.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
How much time can I save by choosing a different layover airport from Ontario to Bismarck?
Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 5h 57m, compared with 7h 26m via Dallas/Fort Worth (DFW).
What is the time difference between Ontario and Bismarck?
Bismarck is 2 hours ahead of Ontario (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

If your dates are flexible, aim for a Friday departure and avoid flying on Sunday. On this route, Friday flights average $487, about $352 less than Sunday fares (42% savings) based on the last 12 months.
If you can choose when to travel, plan your Ontario to Bismarck trip for September. Fares historically average $354 round-trip in that month - typically $327 less than the most expensive month, which is March (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Bismarck Airport.

• Everspring Inn

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ONT - BIS

$339 Find Cheap Flights from Ontario to Bismarck - Compare and Save

Everything you should know

Cheap Flights from Ontario to Bismarck (ONT-BIS)

Recent round-trip flight deals from Ontario to Bismarck

Recent one-way flight deals from Ontario to Bismarck

Recent last minute flight deals from Ontario to Bismarck

Price, demand and travel trends for Ontario to Bismarck flights

Which airline is the cheapest to fly from Ontario to Bismarck?

What’s the most popular layover airport when flying from Ontario to Bismarck?

What is the cheapest layover airport when flying from Ontario to Bismarck?

When flying from Ontario to Bismarck which airport offers the shortest layover?

Key details for Ontario to Bismarck flights

Low season

High season

Cheapest flight

When to book flights from Ontario to Bismarck

Your Ontario to Bismarck flight questions, answered

Your guide to booking Ontario to Bismarck flights

More options for your flight from Ontario to Bismarck

Complete your trip to Bismarck with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Ontario to Bismarck

Find direct flights to and from Ontario and Bismarck

Flights from domestic origins to Bismarck

Flights to other popular destinations

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