An industrial complex with large storage tanks, a tall chimney, and a city skyline in the background.

CA $589 Cheap Flights from Ontario Intl. Airport (ONT) to Birmingham (BHM)

View CA $589 flight on Sat, Nov 21, 2026Opens in a new window

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

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 30% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap flights from Ontario Intl. Airport (ONT) to Birmingham (BHM)

Prices were available within the past 7 days and start at CA $589 for one-way flights and CA $1,444 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Sat, Nov 21 - Fri, Nov 27
ONT
Ontario
BHM
Birmingham
CA $1,444 Roundtrip, found 1 day ago
CA $1,444
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Nov 21 from Ontario to Birmingham, returning Fri, Nov 27, priced at CA $1,444 found 1 day ago
Alaska Airlines
Sat, Nov 21 - Fri, Nov 27
ONT
Ontario
BHM
Birmingham
CA $1,560 Roundtrip, found 1 day ago
CA $1,560
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Nov 21 from Ontario to Birmingham, returning Fri, Nov 27, priced at CA $1,560 found 1 day ago
Alaska Airlines
Sat, Nov 21 - Fri, Nov 27
ONT
Ontario
BHM
Birmingham
CA $3,292 Roundtrip, found 1 day ago
CA $3,292
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Nov 21 from Ontario to Birmingham, returning Fri, Nov 27, priced at CA $3,292 found 1 day ago
Alaska Airlines
Sat, Nov 21 - Fri, Nov 27
ONT
Ontario
BHM
Birmingham
CA $3,408 Roundtrip, found 1 day ago
CA $3,408
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Sat, Nov 21 from Ontario to Birmingham, returning Fri, Nov 27, priced at CA $3,408 found 1 day ago

Frequently asked questions

How much does a flight from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) cost?
You can find one-way and return flights from ONT to BHM with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when ONT to BHM ticket fares go up or down.
What is the cheapest month to fly from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
February is typically the cheapest month to fly from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.), with average return fares around CA$502. February often sees lower prices because it falls after the busy holiday travel season, when demand for flights tends to decrease. Other cheap months to fly from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) include August and September.
Which airlines fly direct from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
Enter ONT to BHM and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
Southwest Airlines is one of the cheapest airlines offering connecting return flights from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.), with prices starting from around CA$351 for flights that can be booked for departure within the next year. These flights typically include a layover in Sky Harbor Intl. (PHX). Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
To find a cheap flight from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
The cheapest months to fly from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) are typically February and September, with average return flights costing around CA$502. These months often offer a good balance of more affordable fares and generally fewer crowds, giving you a more relaxed travel experience.
How many flights per day from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
There are approximately 34 connecting flights per day from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.). Some common connection points include Denver Intl. (DEN), Sky Harbor Intl. (PHX), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
The earliest flight from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) typically departs around 12:55 AM local time. This flight is operated by American Airlines. Please note that this is a seasonal service, active only in October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
You'll typically find the most flights from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) on a Thursday, with around 28 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include Southwest Airlines, American Airlines, and United. Flight schedules are fairly consistent throughout the week, so you'll have plenty of options no matter which day you choose to fly.
What are the most popular departure times for flights from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
The most popular departure times for flights from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) are in the morning, from 6am to 9am. Many major carriers, including Southwest Airlines, United and American Airlines, offer flights during this window. Many travellers prefer these early morning flights as they allow you to arrive at your destination with plenty of time to spare for the day.
How long does it take to fly from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
There are no nonstop flights from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.). For this route, which covers a distance of approximately 2839 kilometres, flights with one stop typically take around 6 hours 18 minutes. If you opt for flights with two or more stops, your travel time will be longer, usually around 12 hours. Keep in mind that actual flight times can vary due to factors like layover duration, routing, and wind patterns.
Can you fly business or first class from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
You can fly business class or first class between ONT and BHM. First class cabins are available on Alaska Airlines, United, Delta, and American Airlines.
How do I earn miles on a Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) flight with Expedia?
It's easy to earn miles on a Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Birmingham, AL (BHM) from Ontario Intl. Airport (ONT)?
If you're planning to travel to Birmingham from Los Angeles - Ontario Intl. (ONT), you can fly directly into Birmingham Intl. (BHM). Some flights may connect through major hubs like Sky Harbor Intl. (PHX), Denver Intl. (DEN), or Harry Reid International Airport (LAS) before reaching Birmingham. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) at the last minute?
Typically, booking a last minute flight from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) flight and hotel package?
Securing a Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.)?
If you booked your Ontario Intl. Airport (ONT) to Birmingham, AL (BHM-Birmingham Intl.) 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 ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Ontario Intl. Airport
Destination airport
Birmingham Intl.
Roundtrip price
CA $1,443
Distance
2822 km

Book with confidence

Los Angeles to Birmingham Flights

The easy way to book your flights from Ontario Intl. Airport to Birmingham 

With Expedia, it’s simple to find and book flights to Birmingham from Ontario Intl. Airport whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 6 airlines that cover this route. There are nonstop flights to Birmingham Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Ontario Intl. Airport to Birmingham today, tomorrow, or this week.  

 

Save dollars with cheap flights from Ontario Intl. Airport, ONT to Birmingham Intl., BHM 

Sort your search results by price to find great deals on your flight from Ontario Intl. Airport to Birmingham—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Birmingham from Ontario Intl. Airport currently is just CA $1,444 rising to CA $3,408.  

Here are more money-saving tips: 

  • Fly in November when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Birmingham  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Birmingham from Ontario Intl. Airport 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Birmingham with Expedia today.

Los Angeles to Birmingham Flights

Explore a world of travel with Expedia

*Available to Expedia members.