BIS - ONT

$330 Find Cheap Flights from Bismarck to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$330
Typical prices: $545-$701
United Airlines
Fri 10/26Sun 11/4
BIS - ONT • 1 stop
Cheapest one-way
$413
Typical prices: $359-$436
United Airlines
Mon 9/24
BIS - ONT • 1 stop
Top layover airports
Denver Intl (DEN)
Cheapest • Avg $637 (round-trip)
Dallas/Fort Worth (DFW)
Shortest trip • 7h 33m (one-way)
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Cheap Flights from Bismarck to Ontario (BIS-ONT)

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

Recent round-trip flight deals from Bismarck to Ontario

Mon, Oct 26 - Wed, Nov 4
United Airlines Logo
5:02 pm - 8:51 pmBIS  Bismarck-ONT Ontario
5h 49m1 stop Denver Intl
United Airlines Logo
5:00 am - 12:27 pmONT  Ontario-BIS Bismarck
5h 27m1 stop Denver Intl
$330United Airlines
Wed, Jan 6 - Sat, Jan 9
Delta Logo
7:31 am - 4:12 pmBIS  Bismarck-ONT Ontario
10h 41m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
6:00 am - 4:54 pmONT  Ontario-BIS Bismarck
8h 54m2 stops Salt Lake City Minneapolis St Paul
$331Delta
Mon, Oct 26 - Wed, Nov 4
United Airlines Logo
5:02 pm - 8:51 pmBIS  Bismarck-ONT Ontario
5h 49m1 stop Denver Intl
United Airlines Logo
1:35 pm - 11:44 pmONT  Ontario-BIS Bismarck
8h 09m2 stops San Francisco Denver Intl
$335United Airlines
Sat, Oct 24 - Fri, Nov 6
Delta Logo
8:11 am - 4:23 pmBIS  Bismarck-ONT Ontario
10h 12m2 stops Minneapolis St Paul Salt Lake City
Delta Logo
1:35 pm - 11:25 pmONT  Ontario-BIS Bismarck
7h 50m2 stops Salt Lake City Minneapolis St Paul
$340Delta
Mon, Oct 26 - Fri, Nov 6
United Airlines Logo
5:02 pm - 8:51 pmBIS  Bismarck-ONT Ontario
5h 49m1 stop Denver Intl
United Airlines Logo
5:00 am - 12:27 pmONT  Ontario-BIS Bismarck
5h 27m1 stop Denver Intl
$359United Airlines
Mon, Oct 26 - Fri, Nov 6
United Airlines Logo
5:02 pm - 8:51 pmBIS  Bismarck-ONT Ontario
5h 49m1 stop Denver Intl
United Airlines Logo
9:25 am - 11:46 pmONT  Ontario-BIS Bismarck
12h 21m2 stops San Francisco Denver Intl
$365United Airlines
Mon, Oct 26 - Thu, Oct 29
Multiple Airlines Logo
12:29 pm - 9:40 amBIS  Bismarck-ONT Ontario
23h 11m2 stops Phoenix-Mesa Gateway Las Vegas Harry Reid Intl
Multiple Airlines Logo
2:23 pm - 9:46 pmONT  Ontario-BIS Bismarck
5h 23m1 stop Las Vegas Harry Reid Intl
$376Multiple Airlines
Wed, Jan 6 - Sat, Jan 9
American Airlines Logo
7:00 am - 1:32 pmBIS  Bismarck-ONT Ontario
8h 32m1 stop Dallas/Fort Worth
American Airlines Logo
12:43 pm - 9:54 pmONT  Ontario-BIS Bismarck
7h 11m1 stop Dallas/Fort Worth
$377American Airlines
Mon, Oct 26 - Wed, Nov 4
American Airlines Logo
7:00 am - 1:30 pmBIS  Bismarck-ONT Ontario
8h 30m1 stop Dallas/Fort Worth
American Airlines Logo
10:30 am - 9:46 pmONT  Ontario-BIS Bismarck
9h 16m1 stop Dallas/Fort Worth
$397American Airlines
Sat, Nov 14 - Wed, Nov 18
United Airlines Logo
9:00 am - 12:33 pmBIS  Bismarck-ONT Ontario
5h 33m1 stop Denver Intl
United Airlines Logo
5:00 am - 12:27 pmONT  Ontario-BIS Bismarck
5h 27m1 stop Denver Intl
$411United Airlines
Booking Insights

Price, demand and travel trends for Bismarck to Ontario flights

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

How much is a round-trip flight from Bismarck to Ontario?

Round-trip flights from Bismarck to Ontario start at $330. Prices are below average for this route right now, with typical round-trip fares ranging from $545 to $701. The lowest price found in the past 5 days was $330 on United Airlines.

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Key details for Bismarck to Ontario flights

Cheapest flight

$330
Flight from Bismarck to Ontario

When to book flights from Bismarck to Ontario

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

Your Bismarck to Ontario flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

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

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

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

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

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

    Connecting flights from Bismarck to Ontario most commonly pass through:

    • Denver Intl (DEN) - 90% of one-stop connections
    • Dallas/Fort Worth (DFW) - 10% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 41% on the Bismarck to Ontario route. Thursday is the cheapest departure day at $458 round-trip on average, while Tuesday is the most expensive at $775, a difference of $317. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center, Ontario Mills and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

  • How long is a flight from Bismarck to Ontario?

    There are currently no nonstop flights available from Bismarck to Ontario. Flights with 1 layover take between 6h 07m and 7h 33m in total, depending on the connection.

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

    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 Bismarck to Ontario 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 $330 to $2,835. That means the highest observed fare was about 9x higher than the lowest one.

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

    One-way fares from Bismarck to Ontario are currently higher than usual. Average one-way flight prices are about $533, which is 44% above the typical average for this route.

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

    Flying via Denver Intl (DEN) gives the shortest average 1-stop total travel time at 6h 07m, compared with 7h 33m via Dallas/Fort Worth (DFW).

  • What is the time difference between Bismarck and Ontario?

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

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:
    · Fox
    · Thrifty
    · Europcar
    · Dollar
    · Alamo

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

    Round-trip flights from Bismarck to Ontario range from $545 to $701, with an average of $621 over the past 12 months. Anything below $545 counts as a good deal.

Your guide to booking Bismarck to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.

Everything you need to know for your flight from Bismarck to Ontario

Information on your arrival and departure airports

Bismarck (BIS)
Ontario (ONT)