$132+ Cheap flights from Ontario to Birmingham, AL (ONT - BHM)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BHM
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Birmingham with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Birmingham
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Best
Last-minute
One-way
Cheapest flights from Ontario to BirminghamExplore the most affordable flight options available from Ontario to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from Ontario to Birmingham. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This Southwest deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/22:50 pm -
1 stop5h 25m
Sat 10/36:00 am -
1 stop6h 20m
Deal found 8/13![Southwest logo]()
$299
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2312:40 pm -
1 stop7h 35m
Tue 10/275:40 am -
2 stops9h 15m
Deal found 8/12![Southwest logo]()
$304
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:00 pm -
1 stop8h 04m
Wed 9/163:57 pm -
1 stop6h 27m
Deal found 8/12![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:17 pm -
1 stop8h 46m
Mon 9/215:08 pm -
1 stop7h 16m
Deal found 8/14![Delta logo]()
$324
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/412:22 pm -
1 stop7h 08m
Fri 12/115:23 pm -
1 stop6h 36m
Deal found 8/12![Delta logo]()
$335
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:00 pm -
1 stop8h 04m
Thu 9/175:08 pm -
1 stop7h 16m
Deal found 8/12![Delta logo]()
$372
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
1 stop6h 05m
Wed 11/183:03 pm -
1 stop8h 37m
Deal found 8/12![United Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:37 pm -
1 stop8h 48m
Tue 9/155:20 am -
1 stop8h 27m
Deal found 8/14![American Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:01 am -
2 stops12h 22m
Tue 9/153:40 pm -
1 stop7h 13m
Deal found 8/14![United Airlines logo]()
$392
Best flights from Ontario to BirminghamDiscover carefully curated flight deals from Ontario to Birmingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Ontario to Birmingham that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:20 am -
1 stop5h 50m
Mon 11/29:35 am -
1 stop7h 50m
Deal found 8/14![Southwest logo]()
$400
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:18 pm -
1 stop5h 58m
Mon 9/145:00 pm -
1 stop6h 59m
Deal found 8/12![United Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:00 am -
1 stop6h 47m
Sat 9/123:40 pm -
1 stop7h 13m
Deal found 8/14![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:18 pm -
1 stop5h 58m
Wed 9/233:40 pm -
1 stop7h 13m
Deal found 8/16![United Airlines logo]()
$487
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:00 am -
1 stop6h 47m
Wed 9/233:40 pm -
1 stop7h 13m
Deal found 8/16![United Airlines logo]()
$499
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/57:00 am -
1 stop8h 35m
Tue 9/83:40 pm -
1 stop7h 13m
Deal found 8/15![United Airlines logo]()
$550
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/35:00 am -
1 stop6h 47m
Mon 9/73:00 pm -
1 stop8h 59m
Deal found 8/12![United Airlines logo]()
$556
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
1 stop5h 55m
Sat 12/126:35 am -
1 stop16h 46m
Deal found 8/16![United Airlines logo]()
$600
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:00 am -
1 stop6h 47m
Thu 9/173:00 pm -
1 stop8h 59m
Deal found 8/12![United Airlines logo]()
$623
Last-minute flights from Ontario to BirminghamDiscover last-minute flight deals from Ontario to Birmingham. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Birmingham. Data last updated August 17, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2212:00 pm -
1 stop8h 40m
Sat 8/2912:00 pm -
1 stop8h 30m
Deal found 8/13![Delta logo]()
$457
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:27 pm -
1 stop7h 00m
Tue 9/17:30 am -
1 stop6h 13m
Deal found 8/13![American Airlines logo]()
$460
This Southwest deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/282:00 pm -
1 stop6h 15m
Tue 9/17:50 am -
2 stops8h 35m
Deal found 8/13![Southwest logo]()
$465
This American Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/52:43 pm -
1 stop6h 44m
Fri 9/115:20 am -
1 stop6h 09m
Deal found 8/15![American Airlines logo]()
$401
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1012:37 pm -
1 stop8h 48m
Tue 9/155:20 am -
1 stop8h 27m
Deal found 8/14![American Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:01 am -
2 stops12h 22m
Tue 9/153:40 pm -
1 stop7h 13m
Deal found 8/14![United Airlines logo]()
$392
This Southwest deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/105:15 am -
2 stops7h 45m
Tue 9/152:35 pm -
2 stops9h 30m
Deal found 8/14![Southwest logo]()
$425
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:00 am -
2 stops13h 23m
Sat 9/191:07 pm -
2 stops9h 46m
Deal found 8/15![United Airlines logo]()
$418
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:00 pm -
1 stop8h 04m
Wed 9/163:57 pm -
1 stop6h 27m
Deal found 8/12![Delta logo]()
$323
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:00 pm -
1 stop8h 04m
Thu 9/175:08 pm -
1 stop7h 16m
Deal found 8/12![Delta logo]()
$372
This Delta deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:17 pm -
1 stop8h 46m
Mon 9/215:08 pm -
1 stop7h 16m
Deal found 8/14![Delta logo]()
$324
One-way flights from Ontario to BirminghamSearch for one-way flight options from Ontario to Birmingham. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from Ontario to Birmingham. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/162:20 pm -
1 stop6h 15m
Deal found 8/12![Southwest logo]()
$132
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:05 am -
1 stop7h 52m
Deal found 8/16![Delta logo]()
$167
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/911:15 pm -
1 stop8h 08m
Deal found 8/12![Delta logo]()
$168
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:00 am -
1 stop6h 47m
Deal found 8/12![United Airlines logo]()
$189
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:17 pm -
1 stop7h 12m
Deal found 8/17![Delta logo]()
$194
This Southwest deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:40 am -
2 stops10h 15m
Deal found 8/17![Southwest logo]()
$199
This Delta deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2512:00 pm -
1 stop6h 04m
Deal found 8/15![Delta logo]()
$207
This American Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:00 am -
1 stop8h 46m
Deal found 8/16![American Airlines logo]()
$217
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/19:01 am -
2 stops12h 34m
Deal found 8/16![United Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:15 am -
3 stops36h 03m
Deal found 8/12![Multiple Airlines logo]()
$231
This Southwest deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1712:35 pm -
1 stop9h 20m
Deal found 8/12![Southwest logo]()
$239
Find flight deals from Ontario to Birmingham
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Birmingham (BHM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $299 (Southwest) |
One-way from | $132 (Southwest) |
Popular in | November |
Cheapest in | September |
Average price | $477 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Birmingham 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, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Ontario to Birmingham that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Fri 10/30
8:20 am-4:10 pm
1 stop5h 50m
Birmingham
Mon 11/2
9:35 am-3:25 pm
1 stop7h 50m
$400
Quickest round-trip
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Fri 9/11
1:18 pm-9:16 pm
1 stop5h 58m
Birmingham
Mon 9/14
5:00 pm-9:59 pm
1 stop6h 59m
$477
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Wed 9/9
5:00 am-1:47 pm
1 stop6h 47m
Birmingham
Sat 9/12
3:40 pm-8:53 pm
1 stop7h 13m
$487
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Thu 9/10
1:18 pm-9:16 pm
1 stop5h 58m
Birmingham
Wed 9/23
3:40 pm-8:53 pm
1 stop7h 13m
$487
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Fri 9/11
5:00 am-1:47 pm
1 stop6h 47m
Birmingham
Wed 9/23
3:40 pm-8:53 pm
1 stop7h 13m
$499
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Sat 9/5
7:00 am-5:35 pm
1 stop8h 35m
Birmingham
Tue 9/8
3:40 pm-8:53 pm
1 stop7h 13m
$550
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Thu 9/3
5:00 am-1:47 pm
1 stop6h 47m
Birmingham
Mon 9/7
3:00 pm-9:59 pm
1 stop8h 59m
$556
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Wed 12/9
6:00 am-1:55 pm
1 stop5h 55m
Birmingham
Sat 12/12
6:35 am-9:21 pm
1 stop16h 46m
$600
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Mon 9/14
5:00 am-1:47 pm
1 stop6h 47m
Birmingham
Thu 9/17
3:00 pm-9:59 pm
1 stop8h 59m
$623
Cheapest one-way
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Wed 9/16
1:10 pm-10:35 pm
2 stops7h 25m
$137
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from Ontario to Birmingham
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Birmingham in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Birmingham, Alabama flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Birmingham, Alabama flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Birmingham, Alabama flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Birmingham, Alabama flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Ontario-Birmingham, Alabama flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Ontario to Birmingham
Have a flexible travel schedule? Discover the best time to fly to Birmingham from Ontario with our price prediction graph.
ONT-BHM
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Birmingham
What is the cheapest month to book a flight from Ontario to Birmingham, Alabama?
Currently, September is the cheapest month in which you can book a flight from Ontario to Birmingham, Alabama (average of $366). Flying from Ontario to Birmingham, Alabama in November is currently the most expensive (average of $976). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from Ontario to Birmingham, Alabama?
Airfare is below average for this route at the moment.
Ontario to Birmingham, Alabama flights typically cost between $438 and $754 in October.The cheapest round-trip price found within the last 5 days was $299 on Southwest (Oct 2-Oct 3).
Reviews of airlines servicing Birmingham
Get insights into the airlines that provide service to Birmingham. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Birmingham. Reviews last updated August 17, 2026.
Read through reviews of airlines operating flights from Ontario to Birmingham, such as Southwest,United Airlines, andAmerican Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Food
7.0
Comfort
8.0
Overall
8.0
Boarding
8.1
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Birmingham. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Birmingham?
Book flights to Birmingham if you plan to visit one of these locationsFultondale
Hoover
Homewood
Bessemer
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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Other flights to Birmingham
Explore flights to Birmingham departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
Complete your trip
Complete your trip to Birmingham by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Birmingham by cabin class
Find flights from Ontario to Birmingham, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Birmingham flights
Browse other Ontario and Birmingham flight options. Last updated on August 17, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from Ontario to Birmingham
Discover the top 3 airlines that operate flights from Ontario to Birmingham. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$223 | Average$410 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$284 | Average$546 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$333 | Average$486 | FlexibilityNo cancel fee | On-time63% |