Which airports can I use when flying from Bay City to Ontario?

Flights from Bay City to Ontario usually depart from Bay City MBS Intl (MBS) and arrive at Ontario (ONT).

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

Only Economy Class is available on flights from Bay City to Ontario.

Which airports do connecting flights from Bay City to Ontario pass through?

Most connecting flights from Bay City to Ontario pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.

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

Yes. Being flexible with your travel dates can save you up to 39% on the Bay City to Ontario route. Wednesday is the cheapest departure day at $379 round-trip on average, while Tuesday is the most expensive at $619, a difference of $240. 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.

Do I need a passport to fly from Bay City 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 Bay City 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 $424 to $2,922. That means the highest observed fare was about 7x higher than the lowest one.

What is the time difference between Bay City and Ontario?

Ontario is 3 hours behind Bay City (Pacific Time vs Eastern 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 Bay City to Ontario flight?

Round-trip flights from Bay City to Ontario range from $389 to $619, with an average of $462 over the past 12 months. Anything below $389 counts as a good deal.

What is the cheapest airline to fly from Bay City to Ontario?

United Airlines ($424) and Delta ($439) are the cheapest airlines to fly round-trip from Bay City to Ontario according to KAYAK data over the last 5 days.

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

Flights via Chicago O'Hare Intl (ORD) offer the most affordable fares, with an average round-trip price of $503. Based on KAYAK data over the past 3 months.

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

Chicago O'Hare Intl (ORD) had the shortest average connection time for Bay City to Ontario layovers at 282 minutes over the past 3 months.

$424 CHEAP FLIGHTS from Bay City to Ontario (MBS - ONT)

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Cheapest round-trip

$424

Typical prices: $389-$619

United Airlines

Tue 9/25Sat 9/29

MBS - ONT • 1 stop

When to travel

May

Cheapest • 18% price drop

September

Most popular

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Flight Deals

Cheap Flights from Bay City to Ontario (MBS-ONT)

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 Bay City to Ontario

Fri, Sep 25 - Tue, Sep 29

7:02 pm - 10:49 pmMBS Bay City MBS Intl-ONT Ontario

6h 47m1 stop Chicago O'Hare Intl

7:00 am - 4:24 pmONT Ontario-MBS Bay City MBS Intl

6h 24m1 stop Chicago O'Hare Intl

$424United Airlines

Wed, Oct 21 - Fri, Oct 30

6:50 am - 5:12 pmMBS Bay City MBS Intl-ONT Ontario

13h 22m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

9:45 am - 10:27 pmONT Ontario-MBS Bay City MBS Intl

9h 42m2 stops Salt Lake City Detroit Metropolitan Wayne County

$439Delta

Fri, Sep 25 - Tue, Sep 29

7:02 pm - 10:49 pmMBS Bay City MBS Intl-ONT Ontario

6h 47m1 stop Chicago O'Hare Intl

11:10 am - 11:49 pmONT Ontario-MBS Bay City MBS Intl

9h 39m2 stops San Francisco Chicago O'Hare Intl

$453United Airlines

Sat, Nov 14 - Tue, Nov 17

1:34 pm - 6:47 pmMBS Bay City MBS Intl-ONT Ontario

8h 13m1 stop Chicago O'Hare Intl

6:00 am - 10:12 pmONT Ontario-MBS Bay City MBS Intl

13h 12m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$464United Airlines

Sat, Nov 14 - Tue, Nov 17

1:34 pm - 9:40 pmMBS Bay City MBS Intl-ONT Ontario

11h 06m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

6:00 am - 10:12 pmONT Ontario-MBS Bay City MBS Intl

13h 12m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$469United Airlines

Sat, Nov 14 - Tue, Nov 17

1:34 pm - 6:47 pmMBS Bay City MBS Intl-ONT Ontario

8h 13m1 stop Chicago O'Hare Intl

6:00 am - 10:12 pmONT Ontario-MBS Bay City MBS Intl

13h 12m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$484United Airlines

Sat, Nov 14 - Tue, Nov 17

1:34 pm - 9:40 pmMBS Bay City MBS Intl-ONT Ontario

11h 06m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

6:00 am - 10:12 pmONT Ontario-MBS Bay City MBS Intl

13h 12m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

$489United Airlines

Mon, Oct 19 - Tue, Oct 27

11:43 am - 10:43 pmMBS Bay City MBS Intl-ONT Ontario

14h 00m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

9:45 am - 10:27 pmONT Ontario-MBS Bay City MBS Intl

9h 42m2 stops Salt Lake City Detroit Metropolitan Wayne County

$499Delta

Sun, Oct 18 - Wed, Oct 28

3:46 pm - 11:55 pmMBS Bay City MBS Intl-ONT Ontario

11h 09m2 stops Detroit Metropolitan Wayne County Salt Lake City

6:00 pm - 11:01 amONT Ontario-MBS Bay City MBS Intl

14h 01m2 stops Seattle/Tacoma Intl Detroit Metropolitan Wayne County

$499Delta

Tue, Oct 20 - Sun, Nov 1

6:50 am - 5:12 pmMBS Bay City MBS Intl-ONT Ontario

13h 22m2 stops Detroit Metropolitan Wayne County Seattle/Tacoma Intl

6:00 pm - 11:01 amONT Ontario-MBS Bay City MBS Intl

14h 01m2 stops Seattle/Tacoma Intl Detroit Metropolitan Wayne County

$608Delta

Recent last minute flight deals from Bay City to Ontario

Tue, Sep 15 - Tue, Sep 29

7:03 pm - 10:59 pmMBS Bay City MBS Intl-ONT Ontario

6h 56m1 stop Chicago O'Hare Intl

7:00 am - 4:24 pmONT Ontario-MBS Bay City MBS Intl

6h 24m1 stop Chicago O'Hare Intl

$504United Airlines

Tue, Sep 15 - Tue, Sep 29

7:03 pm - 10:59 pmMBS Bay City MBS Intl-ONT Ontario

6h 56m1 stop Chicago O'Hare Intl

5:00 am - 4:24 pmONT Ontario-MBS Bay City MBS Intl

8h 24m2 stops Denver Intl Chicago O'Hare Intl

$682United Airlines

Tue, Sep 15 - Tue, Sep 29

7:03 pm - 12:50 pmMBS Bay City MBS Intl-ONT Ontario

20h 47m2 stops Chicago O'Hare Intl Denver Intl

11:10 am - 11:49 pmONT Ontario-MBS Bay City MBS Intl

9h 39m2 stops San Francisco Chicago O'Hare Intl

$787United Airlines

Sun, Sep 20 - Sun, Sep 27

7:03 pm - 10:51 pmMBS Bay City MBS Intl-ONT Ontario

30h 48m2 stops Chicago O'Hare Intl San Francisco

7:00 am - 4:24 pmONT Ontario-MBS Bay City MBS Intl

6h 24m1 stop Chicago O'Hare Intl

$796United Airlines

Sun, Sep 20 - Sun, Sep 27

7:03 pm - 10:59 pmMBS Bay City MBS Intl-ONT Ontario

6h 56m1 stop Chicago O'Hare Intl

7:00 am - 4:24 pmONT Ontario-MBS Bay City MBS Intl

6h 24m1 stop Chicago O'Hare Intl

$799United Airlines

Sun, Sep 20 - Sun, Sep 27

7:03 pm - 10:51 pmMBS Bay City MBS Intl-ONT Ontario

30h 48m2 stops Chicago O'Hare Intl San Francisco

1:24 pm - 11:49 pmONT Ontario-MBS Bay City MBS Intl

31h 25m2 stops Denver Intl Chicago O'Hare Intl

$850United Airlines

Tue, Sep 15 - Tue, Sep 29

7:03 pm - 10:59 pmMBS Bay City MBS Intl-ONT Ontario

6h 56m1 stop Chicago O'Hare Intl

7:00 am - 4:24 pmONT Ontario-MBS Bay City MBS Intl

6h 24m1 stop Chicago O'Hare Intl

$1,164United Airlines

Tue, Sep 15 - Tue, Sep 29

7:03 pm - 12:12 pmMBS Bay City MBS Intl-ONT Ontario

20h 09m2 stops Chicago O'Hare Intl San Francisco

1:22 pm - 4:24 pmONT Ontario-MBS Bay City MBS Intl

24h 02m3 stops Denver Intl Oklahoma City Will Rogers World Chicago O'Hare Intl

$1,786United Airlines

Booking Insights

Price, demand and travel trends for Bay City to Ontario flights

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

Prices

Airlines

Layovers

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

Round-trip flights from Bay City to Ontario start at $424. Prices are typical for this route right now, with typical round-trip fares ranging from $389 to $619. The lowest price found in the past 5 days was $424 on United Airlines.

Find deals

Low season	December
High season	September

When to book flights from Bay City to Ontario

Are your dates flexible? Find out the best times to travel from Bay City to Ontario 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.

Which airports can I use when flying from Bay City to Ontario?
Flights from Bay City to Ontario usually depart from Bay City MBS Intl (MBS) and arrive at Ontario (ONT).
What cabin classes can I book on flights from Bay City to Ontario?
Only Economy Class is available on flights from Bay City to Ontario.
Which airports do connecting flights from Bay City to Ontario pass through?
Most connecting flights from Bay City to Ontario pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route. Other layover airports each see under 5%.
Can I save money by using flexible dates for flights from Bay City to Ontario?
Yes. Being flexible with your travel dates can save you up to 39% on the Bay City to Ontario route. Wednesday is the cheapest departure day at $379 round-trip on average, while Tuesday is the most expensive at $619, a difference of $240. 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.
Do I need a passport to fly from Bay City 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 Bay City 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 $424 to $2,922. That means the highest observed fare was about 7x higher than the lowest one.
What is the time difference between Bay City and Ontario?
Ontario is 3 hours behind Bay City (Pacific Time vs Eastern 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 Bay City to Ontario flight?
Round-trip flights from Bay City to Ontario range from $389 to $619, with an average of $462 over the past 12 months. Anything below $389 counts as a good deal.

If your dates can be flexible, aim for a Wednesday departure instead of Tuesday. On this route, Wednesday flights average $379 - about $240 less than Tuesday (39% savings) based on the last 12 months.
If you can choose when to travel, plan your Bay City to Ontario trip for May. Fares historically average $379 round-trip in that month - typically $1,555 less than the most expensive month, which is October (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.
- Azure Hotel & Suites, Trademark Collection by Wyndham
- La Quinta Inn & Suites by Wyndham Ontario Airport
- Holiday Inn Ontario Airport By IHG

More options for your flight from Bay City to Ontario

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MBS - ONT

$424 Find Cheap Flights from Bay City to Ontario - Compare and Save

Everything you should know

Cheap Flights from Bay City to Ontario (MBS-ONT)

Recent round-trip flight deals from Bay City to Ontario

Recent one-way flight deals from Bay City to Ontario

Recent last minute flight deals from Bay City to Ontario

Price, demand and travel trends for Bay City to Ontario flights

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

What is the cheapest airline to fly from Bay City to Ontario?

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

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

Key details for Bay City to Ontario flights

Low season

High season

When to book flights from Bay City to Ontario

Your Bay City to Ontario flight questions, answered

Your guide to booking Bay City to Ontario flights

More options for your flight from Bay City to Ontario

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

Information on your arrival and departure airports

Cabin class types available on flights from Bay City to Ontario

Find direct flights to and from Bay City and Ontario

Flights from domestic origins to Ontario

Flights to other popular destinations

Find deals for your return flight