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CA $475 Cheap Flights from Birmingham (BHM) to Ontario Intl. Airport (ONT)

View CA $475 flight on Mon, Sep 7, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at CA $475 for one-way flights and CA $427 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Mon, Sep 14 - Tue, Sep 15
BHM
Birmingham
ONT
Ontario
CA $427 Roundtrip, found 1 day ago
CA $427
Roundtrip
found 1 day ago
Select Delta flight, departing Mon, Sep 14 from Birmingham to Ontario, returning Tue, Sep 15, priced at CA $427 found 1 day ago
Delta
Thu, Sep 17 - Tue, Sep 22
BHM
Birmingham
ONT
Ontario
CA $518 Roundtrip, found 1 day ago
CA $518
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 17 from Birmingham to Ontario, returning Tue, Sep 22, priced at CA $518 found 1 day ago
Delta
Thu, Sep 17 - Sun, Sep 20
BHM
Birmingham
ONT
Ontario
CA $651 Roundtrip, found 1 day ago
CA $651
Roundtrip
found 1 day ago
Select Delta flight, departing Thu, Sep 17 from Birmingham to Ontario, returning Sun, Sep 20, priced at CA $651 found 1 day ago
American Airlines
Mon, Sep 7 - Mon, Sep 14
BHM
Birmingham
ONT
Ontario
CA $802 Roundtrip, found 3 days ago
CA $802
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 7 from Birmingham to Ontario, returning Mon, Sep 14, priced at CA $802 found 3 days ago
American Airlines
Mon, Sep 7 - Mon, Sep 14
BHM
Birmingham
ONT
Ontario
CA $803 Roundtrip, found 3 days ago
CA $803
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 7 from Birmingham to Ontario, returning Mon, Sep 14, priced at CA $803 found 3 days ago
American Airlines
Mon, Sep 7 - Mon, Sep 14
BHM
Birmingham
ONT
Ontario
CA $846 Roundtrip, found 3 days ago
CA $846
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 7 from Birmingham to Ontario, returning Mon, Sep 14, priced at CA $846 found 3 days ago
American Airlines
Mon, Sep 7 - Mon, Sep 14
BHM
Birmingham
ONT
Ontario
CA $858 Roundtrip, found 3 days ago
CA $858
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 7 from Birmingham to Ontario, returning Mon, Sep 14, priced at CA $858 found 3 days ago
American Airlines
Mon, Sep 7 - Mon, Sep 14
BHM
Birmingham
ONT
Ontario
CA $872 Roundtrip, found 3 days ago
CA $872
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 7 from Birmingham to Ontario, returning Mon, Sep 14, priced at CA $872 found 3 days ago
American Airlines
Mon, Sep 7 - Mon, Sep 14
BHM
Birmingham
ONT
Ontario
CA $886 Roundtrip, found 3 days ago
CA $886
Roundtrip
found 3 days ago
Select American Airlines flight, departing Mon, Sep 7 from Birmingham to Ontario, returning Mon, Sep 14, priced at CA $886 found 3 days ago
Alaska Airlines
Mon, Sep 7 - Mon, Sep 14
BHM
Birmingham
ONT
Ontario
CA $3,433 Roundtrip, found 3 days ago
CA $3,433
Roundtrip
found 3 days ago
Select Alaska Airlines flight, departing Mon, Sep 7 from Birmingham to Ontario, returning Mon, Sep 14, priced at CA $3,433 found 3 days ago

Frequently asked questions

How much does a flight from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) cost?
You can find one-way and return flights from BHM to ONT 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 BHM to ONT ticket fares go up or down.
What is the cheapest month to fly from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
January is typically the cheapest month to fly from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT), with average return fares around CA$465. January often sees lower prices because it falls after the busy holiday season, when travel demand tends to decrease. Other budget-friendly months to consider for this route include September and October.
Which airlines fly direct from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
Enter BHM to ONT and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
How do I find cheap flights from Birmingham, AL (BHM) to Ontario Intl. Airport (ONT)?
To find a cheap flight from Birmingham, AL (BHM) to Ontario Intl. Airport (ONT), 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 Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
The cheapest months to fly from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) are typically January and October, with average return flights around CA$465. These months can offer a good balance of affordability, allowing you to find good value fares for your trip.
How many flights per day from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
There are approximately 33 connecting flights per day from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT). Some common connection points include Love Field (DAL), Denver Intl. (DEN), and Dallas-Fort Worth Intl. (DFW).
What is the earliest flight from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
The earliest flight from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) typically departs around 5:00 AM. This service is offered by American Airlines. This is a seasonal service active in May, June, and July. 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 Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
You'll find the most flights from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) on a Friday, with around 29 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include American Airlines, United, and Southwest Airlines. Fridays offer notably more flight options compared to other days of the week, making it a convenient day to travel.
What are the most popular departure times for flights from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
The most popular departure times for flights from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) are in the early morning, from 6am to 9am. Many major carriers, including Southwest Airlines, United and American Airlines, offer flights during this window. Many travellers prefer this because it allows for an early start to their journey, giving them more time at their destination.
How long does it take to fly from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
There are no nonstop flights from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT). For flights with one stop, you can expect the journey to take around 6 hours 48 minutes. If your flight has two or more stops, the travel time will be longer, typically around 11 hours 48 minutes. The total distance covered is approximately 2,839 kilometers. Keep in mind that these are average times, and your actual travel duration can vary depending on the specific routing, layover times, and even weather conditions.
Can you fly business or first class from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT)?
Yes, you can fly business class or first class between Birmingham, AL (BHM) and Ontario Intl. Airport (ONT).You can fly business class with Delta.First class cabins are available on Delta, United, and American Airlines.
How do I earn miles on a Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) flight with Expedia?
It's easy to earn miles on a Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) 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 Ontario Intl. Airport (ONT) from Birmingham, AL (BHM)?
If you're planning to travel to Ontario from Birmingham Intl. (BHM), you can fly directly into Los Angeles - Ontario Intl. (ONT). Some flights may connect through major hubs like Love Field (DAL), George Bush Intercontinental (IAH), or O'Hare Intl. (ORD) before reaching Ontario. 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 Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) at the last minute?
Typically, booking a last minute flight from Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) 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 Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) flight and hotel package?
Securing a Birmingham, AL (BHM-Birmingham Intl.) to Ontario Intl. Airport (ONT) 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 Birmingham, AL (BHM) to Ontario Intl. Airport (ONT)?
If you booked your Birmingham, AL (BHM) to Ontario Intl. Airport (ONT) 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
Birmingham Intl.
Destination airport
Ontario Intl. Airport
Airlines serving
Delta
Roundtrip price
CA $426
Distance
2822 km

Book with confidence

Birmingham to Los Angeles Flights

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

With Expedia, it’s simple to find and book flights to Ontario Intl. Airport from Birmingham whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Ontario Intl. Airport, 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 Birmingham to Ontario Intl. Airport today, tomorrow, or this week.  

 

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

Sort your search results by price to find great deals on your flight from Birmingham to Ontario Intl. Airport—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Ontario Intl. Airport from Birmingham currently is just CA $427 rising to CA $3,433.  

Here are more money-saving tips: 

  • Fly in September when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Ontario Intl. Airport  
  • 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 Ontario Intl. Airport from Birmingham 

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 Ontario Intl. Airport with Expedia today.

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