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Cheap flights from Bay City to Los Angeles from $389

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Bay City to Los Angeles departing on 1/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
2:10 pm - 8:58 pm
MBS
-
ONT
9h 48m2 stops
United Airlines Logo
5:05 am - 5:09 pm
ONT
-
MBS
9h 04m2 stops
$389United Airlines
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
2:10 pm - 10:53 pm
MBS
-
ONT
11h 43m2 stops
United Airlines Logo
5:05 am - 5:09 pm
ONT
-
MBS
9h 04m2 stops
$409United Airlines
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
2:10 pm - 9:58 pm
MBS
-
ONT
10h 48m2 stops
United Airlines Logo
5:05 am - 8:17 pm
ONT
-
MBS
12h 12m2 stops
$479United Airlines
Thu, Jan 8 - Thu, Jan 29
United Airlines Logo
2:10 pm - 10:53 pm
MBS
-
ONT
11h 43m2 stops
United Airlines Logo
5:05 am - 1:26 pm
ONT
-
MBS
29h 21m3 stops
$486United Airlines
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
2:10 pm - 9:58 pm
MBS
-
ONT
10h 48m2 stops
United Airlines Logo
5:05 am - 1:26 pm
ONT
-
MBS
29h 21m3 stops
$506United Airlines
Sat, Jan 24 - Tue, Jan 27
United Airlines Logo
7:00 am - 10:25 pm
MBS
-
ONT
18h 25m1 stop
United Airlines Logo
6:04 am - 8:12 pm
ONT
-
MBS
11h 08m2 stops
$1,031United Airlines
Sat, Dec 27 - Tue, Dec 30
United Airlines Logo
7:00 am - 10:25 pm
MBS
-
ONT
18h 25m1 stop
United Airlines Logo
11:59 pm - 1:31 pm
ONT
-
MBS
10h 32m1 stop
$1,126United Airlines
Sat, Dec 27 - Tue, Dec 30

United Airlines flights from Bay City to Ontario

Our best United Airlines deals on Bay City to Ontario flight tickets
United Airlines
Jan 24
MBS2:10 pmBay City MBS Intl
9h 48m
2 stops
ONT8:58 pmOntario
Jan 27
ONT5:05 amOntario
9h 04m
2 stops
MBS5:09 pmBay City MBS Intl
$389
Find similar
United Airlines
Jan 24
MBS2:10 pmBay City MBS Intl
11h 43m
2 stops
ONT10:53 pmOntario
Jan 27
ONT5:05 amOntario
9h 04m
2 stops
MBS5:09 pmBay City MBS Intl
$409
Find similar
United Airlines
Jan 8
MBS2:10 pmBay City MBS Intl
10h 48m
2 stops
ONT9:58 pmOntario
Jan 29
ONT5:05 amOntario
12h 12m
2 stops
MBS8:17 pmBay City MBS Intl
$479
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bay City 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, momondo users made 832,500 searches. Data last updated December 11, 2025.
Use the filters below to find and compare flights from Bay City to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Bay CityOntario

MBS - ONT

MBSONT

Bay City MBS Intl

Sat 1/24

2:10 pm-8:58 pm

2 stops9h 48m

Ontario

Tue 1/27

5:05 am-5:09 pm

2 stops9h 04m

$389

Bay CityOntario

MBS - ONT

MBSONT

Bay City MBS Intl

Sat 1/24

2:10 pm-10:53 pm

2 stops11h 43m

Ontario

Tue 1/27

5:05 am-5:09 pm

2 stops9h 04m

$409

Bay CityOntario

MBS - ONT

MBSONT

Bay City MBS Intl

Thu 1/8

2:10 pm-9:58 pm

2 stops10h 48m

Ontario

Thu 1/29

5:05 am-8:17 pm

2 stops12h 12m

$479

Bay CityOntario

MBS - ONT

MBSONT

Bay City MBS Intl

Sat 1/24

2:10 pm-10:53 pm

2 stops11h 43m

Ontario

Tue 1/27

5:05 am-1:26 pm

3 stops29h 21m

$486

Bay CityOntario

MBS - ONT

MBSONT

Bay City MBS Intl

Sat 1/24

2:10 pm-9:58 pm

2 stops10h 48m

Ontario

Tue 1/27

5:05 am-1:26 pm

3 stops29h 21m

$506

Bay CityOntario

MBS - ONT

MBSONT

Bay City MBS Intl

Sat 12/27

7:00 am-10:25 pm

1 stop18h 25m

Ontario

Tue 12/30

6:04 am-8:12 pm

2 stops11h 08m

$1,031

Bay CityOntario

MBS - ONT

MBSONT

Bay City MBS Intl

Sat 12/27

7:00 am-10:25 pm

1 stop18h 25m

Ontario

Tue 12/30

11:59 pm-1:31 pm

1 stop10h 32m

$1,126

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Bay City to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Bay City to Ontario flights?

You could potentially save up to 36% on your flight if you consider stops on a Bay City to Ontario flight.

When to book flights from Bay City to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Bay City to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bay City to Ontario (MBS to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bay City to Ontario

Fastest flight time

8h 38m

Direct flights

None
The fastest flight from Bay City to Ontario takes 8h 38m
There are no direct flights from Bay City to Ontario. There are no popular flight routes from Bay City to Ontario.
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  • How far is Bay City MBS Intl to Ontario by plane?

    There are 1915.8 mi between Bay City MBS Intl and Ontario. A reasonable flight in good conditions will take 8h 38m.

  • When did momondo last update prices for flights from Bay City MBS Intl Airport to Ontario Airport?

    Prices for flights from Bay City MBS Intl Airport to Ontario Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Bay City MBS Intl Airport to Ontario Airport?

  • How old do you have to be to fly from Bay City MBS Intl Airport to Ontario Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Bay City MBS Intl Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The travel and health documents required for your trip to Ontario Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Ontario Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Bay City to Ontario?

Best airlines flying from Bay City to Ontario

Compare and see reviews for airlines that fly from Bay City to Ontario with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $366Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Bay City to Ontario?

It is quick and easy to find Bay City to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.

Can I find flights from Bay City to Ontario with flexible booking policies on momondo?

Yes. All flights to Ontario from Bay City on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Bay City to Ontario?

Once all potential Bay City to Ontario flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Bay City to Ontario right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Bay City to Ontario now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ontario and let you know when they change.

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