What airlines fly to Ontario?

American Airlines, Delta and Southwest are the top three most popular airlines that fly to Ontario from Birmingham, Alabama according to our data. American Airlines is the first choice among our users, with 54% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 6 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Birmingham to Ontario?

United Airlines and Delta are the most popular carriers operating from Birmingham to Ontario

When did momondo last update prices for flights from Birmingham Airport to Ontario Airport?

Prices for flights from Birmingham Airport to Ontario Airport refresh daily.

How many operators does momondo search for flights from Birmingham Airport to Ontario Airport?

There are 3 operators available for flights from Birmingham Airport to Ontario Airport as of December 2025.

How old do you have to be to fly from Birmingham Airport to Ontario Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Birmingham Airport to Ontario Airport.

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

The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$131 Cheap Flights from Birmingham to Ontario in 2025/26

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Find the cheapest flights from Birmingham, Alabama to Los Angeles

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Cheap round-trip flights

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3:18 pm - 8:58 pm

BHM

ONT

7h 40m1 stop

1:24 pm - 9:31 pm

ONT

BHM

6h 07m1 stop

$351United Airlines

Sat, Jan 17 - Tue, Jan 20

9:10 am - 8:58 pm

BHM

ONT

13h 48m2 stops

8:00 am - 4:12 pm

ONT

BHM

6h 12m1 stop

$356United Airlines

Sat, Jan 17 - Tue, Jan 20

3:52 pm - 9:05 pm

BHM

ONT

7h 13m1 stop

10:30 pm - 8:08 am

ONT

BHM

7h 38m1 stop

$385Delta

Thu, Jan 22 - Thu, Jan 29

11:15 am - 6:45 pm

BHM

ONT

9h 30m1 stop

9:59 am - 10:59 pm

ONT

BHM

11h 00m2 stops

$390American Airlines

Thu, Jan 22 - Thu, Jan 29

1:05 pm - 10:13 pm

BHM

ONT

11h 08m2 stops

11:59 pm - 12:22 pm

ONT

BHM

10h 23m2 stops

$395American Airlines

Thu, Jan 22 - Thu, Jan 29

3:00 pm - 9:58 pm

BHM

ONT

8h 58m1 stop

5:05 am - 2:08 pm

ONT

BHM

7h 03m1 stop

$397United Airlines

Sat, Jan 24 - Sat, Jan 31

9:10 am - 8:58 pm

BHM

ONT

13h 48m2 stops

5:05 am - 8:17 pm

ONT

BHM

13h 12m2 stops

$401United Airlines

Sat, Jan 17 - Tue, Jan 20

11:14 am - 8:58 pm

BHM

ONT

11h 44m2 stops

5:05 am - 2:08 pm

ONT

BHM

7h 03m1 stop

$402United Airlines

Wed, Jan 21 - Wed, Jan 28

8:00 am - 5:43 pm

BHM

ONT

11h 43m2 stops

5:05 am - 6:26 pm

ONT

BHM

11h 21m2 stops

$407United Airlines

Wed, Jan 21 - Wed, Jan 28

5:20 am - 11:31 am

BHM

ONT

8h 11m1 stop

10:30 pm - 8:08 am

ONT

BHM

7h 38m1 stop

$411Delta

Thu, Jan 22 - Sun, Feb 1

United Airlines flights from Birmingham, Alabama to Ontario

Our best United Airlines deals on Birmingham, Alabama to Ontario flight tickets

United Airlines

Jan 17

BHM3:00 pmBirmingham

8h 58m

1 stop

ONT9:58 pmOntario

Jan 20

ONT8:00 amOntario

6h 12m

1 stop

BHM4:12 pmBirmingham

$351

Find similar

United Airlines

Jan 17

BHM9:10 amBirmingham

13h 48m

2 stops

ONT8:58 pmOntario

Jan 20

ONT1:24 pmOntario

6h 07m

1 stop

BHM9:31 pmBirmingham

$356

Find similar

United Airlines

Jan 24

BHM3:00 pmBirmingham

8h 58m

1 stop

ONT9:58 pmOntario

Jan 31

ONT5:05 amOntario

7h 03m

1 stop

BHM2:08 pmBirmingham

$397

Find similar

Delta flights from Birmingham, Alabama to Ontario

Our best Delta deals on Birmingham, Alabama to Ontario flight tickets

Delta

Jan 22

BHM3:52 pmBirmingham

7h 13m

1 stop

ONT9:05 pmOntario

Jan 29

ONT10:30 pmOntario

7h 38m

1 stop

BHM8:08 amBirmingham

$385

Find similar

Delta

Jan 22

BHM5:20 amBirmingham

8h 11m

1 stop

ONT11:31 amOntario

Feb 1

ONT10:30 pmOntario

7h 38m

1 stop

BHM8:08 amBirmingham

$411

Find similar

Delta

Apr 30

BHM1:53 pmBirmingham

6h 35m

1 stop

ONT6:28 pmOntario

May 3

ONT10:15 pmOntario

8h 07m

1 stop

BHM8:22 amBirmingham

$453

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Birmingham, Alabama to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Sat 1/17

3:18 pm-8:58 pm

1 stop7h 40m

Ontario

Tue 1/20

1:24 pm-9:31 pm

1 stop6h 07m

$351

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Sat 1/17

9:10 am-8:58 pm

2 stops13h 48m

Ontario

Tue 1/20

8:00 am-4:12 pm

1 stop6h 12m

$356

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Thu 1/22

3:52 pm-9:05 pm

1 stop7h 13m

Ontario

Thu 1/29

10:30 pm-8:08 am

1 stop7h 38m

$385

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Thu 1/22

11:15 am-6:45 pm

1 stop9h 30m

Ontario

Thu 1/29

9:59 am-10:59 pm

2 stops11h 00m

$390

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Thu 1/22

1:05 pm-10:13 pm

2 stops11h 08m

Ontario

Thu 1/29

11:59 pm-12:22 pm

2 stops10h 23m

$395

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Sat 1/24

3:00 pm-9:58 pm

1 stop8h 58m

Ontario

Sat 1/31

5:05 am-2:08 pm

1 stop7h 03m

$397

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Sat 1/17

9:10 am-8:58 pm

2 stops13h 48m

Ontario

Tue 1/20

5:05 am-8:17 pm

2 stops13h 12m

$401

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Wed 1/21

11:14 am-8:58 pm

2 stops11h 44m

Ontario

Wed 1/28

5:05 am-2:08 pm

1 stop7h 03m

$402

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Wed 1/21

8:00 am-5:43 pm

2 stops11h 43m

Ontario

Wed 1/28

5:05 am-6:26 pm

2 stops11h 21m

$407

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Thu 1/22

5:20 am-11:31 am

1 stop8h 11m

Ontario

Sun 2/1

10:30 pm-8:08 am

1 stop7h 38m

$411

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Birmingham, Alabama 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

Prices

Airlines

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Tuesday when prices can be found for as low as $407. This is often the case because there is less demand to fly during this day of the week. When flying out on a Wednesday, the most expensive travel day of the week, you can expect to see flight prices from Birmingham, Alabama to Ontario for around $564.

What is the cheapest time of day to depart on your flight to Ontario?

In the afternoon is the cheapest time of day to fly from Birmingham, Alabama to Ontario when you can find flight prices for as low as $471. Flying to Ontario in the afternoon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $493 on average. Flights to Ontario from Birmingham, Alabama in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

How have Birmingham, Alabama to Ontario flight prices changed over time?

When to book flights from Birmingham, Alabama to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Birmingham, Alabama to Ontario according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Birmingham, Alabama to Ontario (BHM to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Birmingham, Alabama to Ontario

Fastest flight time	6h 35m
Direct flights	None

The fastest flight from Birmingham, Alabama to Ontario takes 6h 35m

There are no direct flights from Birmingham, Alabama to Ontario. There are no popular flight routes from Birmingham, Alabama to Ontario.

Search flight deals

How far is Birmingham to Ontario by plane?
Birmingham and Ontario are 1763.8 mi apart from one another. A reasonable flight in good conditions will take 6h 35m.
When did momondo last update prices for flights from Birmingham Airport to Ontario Airport?
Prices for flights from Birmingham Airport to Ontario Airport refresh daily.
How many operators does momondo search for flights from Birmingham Airport to Ontario Airport?
There are 3 operators available for flights from Birmingham Airport to Ontario Airport as of December 2025.
How old do you have to be to fly from Birmingham Airport to Ontario Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Birmingham Airport to Ontario Airport.
What documentation or ID do you need to fly to Ontario Airport?
The travel and health documents you'll need for your trip to Ontario Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Birmingham, Alabama to Ontario?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Birmingham, Alabama to Ontario is American Airlines (46% of total bookings). The next most popular airlines are Southwest (40%) and Delta (14%).

Best airlines flying from Birmingham, Alabama to Ontario

Compare and see reviews for airlines that fly from Birmingham, Alabama to Ontario with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $286	Free Cancellation	Rating 7.9 8,012 reviews	Search Delta flights
American Airlines	PriceFrom $361	Free Cancellation	Rating 7.2 11,061 reviews	Search American Airlines flights
Southwest	PriceFrom $366	Free Cancellation	Rating 8.0 4,258 reviews	Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ontario from Birmingham.

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

Yes. momondo enables you to select and highlight flights to Ontario from Birmingham with this policy.

How can momondo help me find flights from Birmingham to Ontario?

Once all potential Birmingham 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 Birmingham to Ontario right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Birmingham to Ontario flights. All you need is a valid email address and we will do the rest; it is that quick and easy.