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

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

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

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

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

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

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

Yes. Flexible dates can save you up to 41% on flights from Ontario to Bay City. Friday is the cheapest departure day at $474 round-trip on average, while Tuesday is the most expensive at $799, a difference of $325. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Ontario to Bay City?

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 Bay City 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 $499 to $2,201. That means the highest observed fare was about 4x higher than the lowest one.

How are flight prices from Ontario to Bay City looking right now?

One-way fares from Ontario to Bay City are currently lower than usual. Average one-way flight prices are about $577, which is 11% below the typical average for this route.

What is the time difference between Ontario and Bay City?

Bay City is 3 hours ahead of Ontario (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Bay City MBS Intl Airport (MBS)?

Bay City MBS Intl Airport (MBS) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include: • Budget • Dollar • Alamo • Hertz • Enterprise Rent-A-Car

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

Round-trip flights from Ontario to Bay City typically range from $465 to $749. The lowest price found in the past 5 days was $499, on Delta.

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

Delta ($499) and United Airlines ($524) are the cheapest airlines to fly round-trip from Ontario to Bay City according to KAYAK data over the last 5 days.

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

Flights via Chicago O'Hare Intl (ORD) offer the most affordable fares, with an average round-trip price of $599. Based on KAYAK data over the past 3 months.

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

Chicago O'Hare Intl (ORD) had the shortest average connection time for Ontario to Bay City layovers at 4h 28m over the past 3 months.

$344 CHEAP FLIGHTS from Ontario to Bay City (ONT - MBS)

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Cheapest round-trip

$499

Typical prices: $465-$749

Delta

Tue 11/6Sat 11/10

ONT - MBS • 2 stops

Cheapest one-way

$344

Typical prices: $368-$643

United Airlines

Sat 12/1

ONT - MBS • 2 stops

When to travel

January

Cheapest • 22% price drop

October

Most popular

Good to know

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Flight Deals

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

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 Bay City

Fri, Nov 6 - Tue, Nov 10

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

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

3:50 pm - 11:49 pmMBS Bay City MBS Intl-ONT Ontario

10h 59m2 stops Detroit Metropolitan Wayne County Salt Lake City

$499Delta

Tue, Jan 26 - Sat, Jan 30

9:45 am - 11:59 pmONT Ontario-MBS Bay City MBS Intl

11h 14m2 stops San Francisco Chicago O'Hare Intl

2:12 pm - 6:50 pmMBS Bay City MBS Intl-ONT Ontario

7h 38m1 stop Chicago O'Hare Intl

$524United Airlines

Tue, Jan 26 - Sat, Jan 30

9:45 am - 11:59 pmONT Ontario-MBS Bay City MBS Intl

11h 14m2 stops San Francisco Chicago O'Hare Intl

2:12 pm - 9:00 pmMBS Bay City MBS Intl-ONT Ontario

9h 48m2 stops Chicago O'Hare Intl Denver Intl

$529United Airlines

Thu, Dec 3 - Thu, Dec 10

7:00 am - 4:29 pmONT Ontario-MBS Bay City MBS Intl

6h 29m1 stop Chicago O'Hare Intl

9:15 am - 8:38 pmMBS Bay City MBS Intl-ONT Ontario

14h 23m2 stops Chicago O'Hare Intl San Francisco

$604United Airlines

Thu, Dec 3 - Thu, Dec 10

5:00 am - 4:29 pmONT Ontario-MBS Bay City MBS Intl

8h 29m2 stops Denver Intl Chicago O'Hare Intl

9:15 am - 8:38 pmMBS Bay City MBS Intl-ONT Ontario

14h 23m2 stops Chicago O'Hare Intl San Francisco

$609United Airlines

Thu, Dec 3 - Thu, Dec 10

11:20 am - 11:59 pmONT Ontario-MBS Bay City MBS Intl

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

5:00 am - 6:44 pmMBS Bay City MBS Intl-ONT Ontario

16h 44m1 stop Chicago O'Hare Intl

$638United Airlines

Thu, Dec 3 - Thu, Dec 10

7:00 am - 4:29 pmONT Ontario-MBS Bay City MBS Intl

6h 29m1 stop Chicago O'Hare Intl

5:00 am - 6:44 pmMBS Bay City MBS Intl-ONT Ontario

16h 44m1 stop Chicago O'Hare Intl

$642United Airlines

Thu, Dec 3 - Thu, Dec 10

7:00 am - 4:29 pmONT Ontario-MBS Bay City MBS Intl

6h 29m1 stop Chicago O'Hare Intl

5:00 am - 6:44 pmMBS Bay City MBS Intl-ONT Ontario

16h 44m1 stop Chicago O'Hare Intl

$668United Airlines

Sat, Dec 19 - Sun, Jan 3

10:35 pm - 10:45 pmONT Ontario-MBS Bay City MBS Intl

21h 10m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

5:45 pm - 11:27 amMBS Bay City MBS Intl-ONT Ontario

20h 42m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$700Delta

Thu, Dec 24 - Wed, Dec 30

11:10 am - 10:45 pmONT Ontario-MBS Bay City MBS Intl

32h 35m2 stops Atlanta Hartsfield-Jackson Detroit Metropolitan Wayne County

12:05 pm - 10:00 amMBS Bay City MBS Intl-ONT Ontario

24h 55m2 stops Detroit Metropolitan Wayne County Atlanta Hartsfield-Jackson

$728Delta

Booking Insights

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

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

Prices

Airlines

Layovers

How much is a round-trip flight from Ontario to Bay City? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Bay City departing in november.

Find deals

High season	October
Cheapest flight	$344

The most popular month to fly with an average 11% increase in travelers.

One-way flight from Ontario to Bay City

When to book flights from Ontario to Bay City

Are your dates flexible? Find out the best times to travel from Ontario to Bay City 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 Bay City?
Only Economy Class is available on flights from Ontario to Bay City.
Do I need a passport to fly from Ontario to Bay City?
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 Bay City 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 $499 to $2,201. That means the highest observed fare was about 4x higher than the lowest one.
How are flight prices from Ontario to Bay City looking right now?
One-way fares from Ontario to Bay City are currently lower than usual. Average one-way flight prices are about $577, which is 11% below the typical average for this route.
What car rental options are available at Bay City MBS Intl Airport (MBS)?
Bay City MBS Intl Airport (MBS) hosts 5 major car rental companies, with daily rates starting from around $31 for economy cars. Top options include:

• Budget
• Dollar
• Alamo
• Hertz
• Enterprise Rent-A-Car
Which airports can I use when flying from Ontario to Bay City?
Flights from Ontario to Bay City usually depart from Ontario (ONT) and arrive at Bay City MBS Intl (MBS).
Which airports do connecting flights from Ontario to Bay City pass through?
Most connecting flights from Ontario to Bay City pass through Chicago O'Hare Intl (ORD), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Ontario to Bay City?
Yes. Flexible dates can save you up to 41% on flights from Ontario to Bay City. Friday is the cheapest departure day at $474 round-trip on average, while Tuesday is the most expensive at $799, a difference of $325.

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 is the time difference between Ontario and Bay City?
Bay City is 3 hours ahead of Ontario (Eastern 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 Tuesday. On this route, Friday flights average $474, about $325 less than Tuesday fares (41% savings) based on the last 12 months.
If you can choose when to travel, plan your Ontario to Bay City trip for January. Fares historically average $380 round-trip in that month - typically $419 less than the most expensive month, which is July (based on the last 12 months).

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ONT - MBS

$344 Find Cheap Flights from Ontario to Bay City - Compare and Save

Everything you should know

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

Recent round-trip flight deals from Ontario to Bay City

Recent one-way flight deals from Ontario to Bay City

Recent last minute flight deals from Ontario to Bay City

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

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

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

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

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

Key details for Ontario to Bay City flights

High season

Cheapest flight

When to book flights from Ontario to Bay City

Your Ontario to Bay City flight questions, answered

Your guide to booking Ontario to Bay City flights

More options for your flight from Ontario to Bay City

Complete your trip to Bay City with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Ontario to Bay City

Find direct flights to and from Ontario and Bay City

Flights from domestic origins to Bay City

Flights to other popular destinations

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