$102 Cheap Flights from Ontario (ONT) to Birmingham (BHM)

View $102 flight on Wed, Jan 7, 2026Opens in a new window

Popular airlines from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham International Airport (BHM)

Cheap Flights from Ontario to Birmingham (ONT-BHM)

Prices were available within the past 7 days and start at $102 for one-way flights and $204 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Southwest Airlines
Sat, Jan 17 - Tue, Jan 20
ONT
Ontario
BHM
Birmingham
$204 Roundtrip, found 14 hours ago
$204
Roundtrip
found 14 hours ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Ontario to Birmingham, returning Tue, Jan 20, priced at $204 found 14 hours ago
United
Wed, Dec 3 - Sat, Dec 6
ONT
Ontario
BHM
Birmingham
$225 Roundtrip, found 1 day ago
$225
Roundtrip
found 1 day ago
Select United flight, departing Wed, Dec 3 from Ontario to Birmingham, returning Sat, Dec 6, priced at $225 found 1 day ago
Southwest Airlines
Sat, Jan 17 - Tue, Jan 20
ONT
Ontario
BHM
Birmingham
$227 Roundtrip, found 14 hours ago
$227
Roundtrip
found 14 hours ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Ontario to Birmingham, returning Tue, Jan 20, priced at $227 found 14 hours ago
American Airlines
Wed, Dec 3 - Sat, Dec 6
ONT
Ontario
BHM
Birmingham
$230 Roundtrip, found 1 day ago
$230
Roundtrip
found 1 day ago
Select American Airlines flight, departing Wed, Dec 3 from Ontario to Birmingham, returning Sat, Dec 6, priced at $230 found 1 day ago
Delta
Wed, Dec 3 - Sat, Dec 6
ONT
Ontario
BHM
Birmingham
$241 Roundtrip, found 1 day ago
$241
Roundtrip
found 1 day ago
Select Delta flight, departing Wed, Dec 3 from Ontario to Birmingham, returning Sat, Dec 6, priced at $241 found 1 day ago
Southwest Airlines
Wed, Dec 17 - Thu, Dec 25
ONT
Ontario
BHM
Birmingham
$242 Roundtrip, found 15 hours ago
$242
Roundtrip
found 15 hours ago
Select Southwest Airlines flight, departing Wed, Dec 17 from Ontario to Birmingham, returning Thu, Dec 25, priced at $242 found 15 hours ago
American Airlines
Sat, Jan 17 - Tue, Jan 20
ONT
Ontario
BHM
Birmingham
$245 Roundtrip, found 14 hours ago
$245
Roundtrip
found 14 hours ago
Select American Airlines flight, departing Sat, Jan 17 from Ontario to Birmingham, returning Tue, Jan 20, priced at $245 found 14 hours ago
United
Sat, Jan 17 - Tue, Jan 20
ONT
Ontario
BHM
Birmingham
$245 Roundtrip, found 14 hours ago
$245
Roundtrip
found 14 hours ago
Select United flight, departing Sat, Jan 17 from Ontario to Birmingham, returning Tue, Jan 20, priced at $245 found 14 hours ago
Southwest Airlines
Sat, Jan 17 - Tue, Jan 20
ONT
Ontario
BHM
Birmingham
$247 Roundtrip, found 14 hours ago
$247
Roundtrip
found 14 hours ago
Select Southwest Airlines flight, departing Sat, Jan 17 from Ontario to Birmingham, returning Tue, Jan 20, priced at $247 found 14 hours ago
Alaska Airlines
Mon, Dec 8 - Tue, Dec 9
ONT
Ontario
BHM
Birmingham
$472 Roundtrip, found 1 day ago
$472
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Mon, Dec 8 from Ontario to Birmingham, returning Tue, Dec 9, priced at $472 found 1 day ago

Find the cheapest month to fly from Ontario (ONT) to Birmingham (BHM)

September is typically the cheapest month to fly

From $201 - $814 per traveler.

Alternative airports near Birmingham

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Birmingham Intl. BHM. Cheapest and Closest option available. Average driving time to city center is 8 minutes. Flights from $558
BHM
Birmingham Intl.
CheapestClosest
Average driving time to city center8 min
Flights from $558

Frequently asked questions

How much does a flight from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM) cost?
Lock in a cheap one-way flight from $102 or cheap return flight from $204 from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM)?
The cheapest month to fly from ONT to BHM is January, when demand is low. Off-peak months are generally when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM)?
To find the cheapest airline that'll fly you from ONT to BHM, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM)?
There aren't any daily nonstop flights available from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time.
What day of the week has the most flights from ONT to BHM?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM)?
To avoid potential delays on the Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM) last-minute?
Booking your plane ticket from ONT to BHM just before your getaway is typically more expensive. However, if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book an ONT to BHM flight and hotel package?
Opting for an ONT to BHM flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip all in one place. Pick from our extensive range of stays and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Los Angeles - Ontario Intl. Airport (ONT) to Birmingham Intl. Airport (BHM)?
If you reserved your ONT to BHM flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Los Angeles - Ontario Intl.
Destination airport
Birmingham Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Southwest Airlines, United
Roundtrip price
$204
Distance
1763 mi

Book with confidence

Ontario to Birmingham Flights

The cheapest times to fly from Ontario to Birmingham

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Ontario to Birmingham are during the month of January. You can find some of the cheapest flights from Ontario to Birmingham with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Ontario to Birmingham

Sunday is one of the best days to book for cheap flights from Ontario to Birmingham: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Ontario to Birmingham

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Ontario to Birmingham in 2025. You can also book with separate airlines for your outbound and return journeys, from $102 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Ontario to Birmingham flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Ontario to Birmingham airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Ontario to Birmingham Flights

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*Available to One Key members.