$139+ Cheap flights from Ontario to Birmingham, AL (ONT - BHM)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — BHM
Nov 10 — Nov 171
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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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 October 11, 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 October 11, 2026.
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/25:00 am -
1 stop7h 41m
Sat 11/73:03 pm -
1 stop8h 37m
Deal found 10/7![United Airlines logo]()
$263
This Southwest deal was found by Cheapflights users on 10/7. 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.
Mon 11/21:20 pm -
1 stop6h 50m
Sat 11/77:40 am -
2 stops10h 50m
Deal found 10/7![Southwest logo]()
$304
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/46:00 am -
1 stop6h 05m
Sat 11/73:45 pm -
1 stop7h 06m
Deal found 10/6![United Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/10. 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 11/512:42 pm -
1 stop5h 57m
Mon 11/97:19 pm -
1 stop6h 27m
Deal found 10/10![American Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 10/10. 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 11/51:20 pm -
1 stop6h 55m
Mon 11/95:20 pm -
2 stops8h 20m
Deal found 10/10![Southwest logo]()
$392
This American Airlines deal was found by Cheapflights users on 10/6. 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.
Mon 11/2310:37 am -
1 stop7h 41m
Wed 11/257:32 am -
1 stop7h 47m
Deal found 10/6![American Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/183:45 pm -
1 stop7h 06m
Deal found 10/7![United Airlines logo]()
$397
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/235:00 am -
1 stop7h 41m
Wed 11/251:15 pm -
2 stops11h 33m
Deal found 10/6![United Airlines logo]()
$400
This Delta deal was found by Cheapflights users on 10/7. 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 11/1311:10 pm -
1 stop8h 33m
Sun 11/155:15 am -
1 stop7h 48m
Deal found 10/7![Delta logo]()
$401
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 October 11, 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 October 11, 2026.
This Southwest deal was found by Cheapflights users on 10/7. 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.
Mon 11/21:20 pm -
1 stop6h 50m
Sat 11/77:40 am -
2 stops10h 50m
Deal found 10/7![Southwest logo]()
$304
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/46:00 am -
1 stop6h 05m
Sat 11/73:45 pm -
1 stop7h 06m
Deal found 10/6![United Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/10. 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 11/512:42 pm -
1 stop5h 57m
Mon 11/97:19 pm -
1 stop6h 27m
Deal found 10/10![American Airlines logo]()
$387
This United Airlines deal was found by Cheapflights users on 10/8. 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 11/25:00 am -
1 stop7h 41m
Sat 11/71:15 pm -
2 stops9h 36m
Deal found 10/8![United Airlines logo]()
$388
This Southwest deal was found by Cheapflights users on 10/7. 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 11/131:20 pm -
2 stops8h 10m
Sun 11/155:30 am -
1 stop6h 25m
Deal found 10/7![Southwest logo]()
$406
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/183:45 pm -
1 stop7h 06m
Deal found 10/7![United Airlines logo]()
$397
This Southwest deal was found by Cheapflights users on 10/10. 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 11/51:20 pm -
1 stop6h 55m
Sun 11/84:10 pm -
1 stop9h 30m
Deal found 10/10![Southwest logo]()
$417
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/295:00 am -
1 stop7h 49m
Mon 11/23:45 pm -
1 stop7h 06m
Deal found 10/6![United Airlines logo]()
$443
This Southwest deal was found by Cheapflights users on 10/10. 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 11/512:10 pm -
2 stops8h 05m
Mon 11/95:20 pm -
2 stops8h 20m
Deal found 10/10![Southwest logo]()
$463
Last-minute flights from Ontario to BirminghamDiscover last-minute flight deals from Ontario to Birmingham. Data last updated October 11, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Birmingham. Data last updated October 11, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/25:00 am -
1 stop7h 41m
Sat 11/73:03 pm -
1 stop8h 37m
Deal found 10/7![United Airlines logo]()
$263
This Southwest deal was found by Cheapflights users on 10/7. 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.
Mon 11/21:20 pm -
1 stop6h 50m
Sat 11/77:40 am -
2 stops10h 50m
Deal found 10/7![Southwest logo]()
$304
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/46:00 am -
1 stop6h 05m
Sat 11/73:45 pm -
1 stop7h 06m
Deal found 10/6![United Airlines logo]()
$383
This American Airlines deal was found by Cheapflights users on 10/10. 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 11/512:42 pm -
1 stop5h 57m
Mon 11/97:19 pm -
1 stop6h 27m
Deal found 10/10![American Airlines logo]()
$387
This Southwest deal was found by Cheapflights users on 10/10. 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 11/51:20 pm -
1 stop6h 55m
Mon 11/95:20 pm -
2 stops8h 20m
Deal found 10/10![Southwest logo]()
$392
This Delta deal was found by Cheapflights users on 10/7. 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 11/1311:10 pm -
1 stop8h 33m
Sun 11/155:15 am -
1 stop7h 48m
Deal found 10/7![Delta logo]()
$401
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/183:45 pm -
1 stop7h 06m
Deal found 10/7![United Airlines logo]()
$397
This American Airlines deal was found by Cheapflights users on 10/6. 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.
Mon 11/2310:37 am -
1 stop7h 41m
Wed 11/257:32 am -
1 stop7h 47m
Deal found 10/6![American Airlines logo]()
$395
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/235:00 am -
1 stop7h 41m
Wed 11/251:15 pm -
2 stops11h 33m
Deal found 10/6![United Airlines logo]()
$400
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 October 11, 2026.
Search for one-way flight options from Ontario to Birmingham. Find affordable one-way fares based on user searches. Data last updated October 11, 2026.
This Delta deal was found by Cheapflights users on 10/8. 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.
Thu 11/197:05 am -
1 stop6h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Delta logo]()
$139
This Southwest deal was found by Cheapflights users on 10/7. 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 11/62:45 pm -
1 stop5h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Southwest logo]()
$168
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/165:00 am -
1 stop7h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$192
This Southwest deal was found by Cheapflights users on 10/9. 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 11/191:30 pm -
1 stop7h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Southwest logo]()
$194
This Kiwi.com deal was found by Cheapflights users on 10/9. 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 11/196:30 am -
2 stops35h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![Multiple Airlines logo]()
$198
This United Airlines deal was found by Cheapflights users on 10/7. 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 11/46:00 am -
1 stop8h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$199
This United Airlines deal was found by Cheapflights users on 10/6. 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 10/315:00 am -
2 stops10h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![United Airlines logo]()
$204
This Southwest deal was found by Cheapflights users on 10/8. 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 12/222:35 pm -
1 stop6h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Southwest logo]()
$224
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/305:00 am -
1 stop7h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![United Airlines logo]()
$228
This Delta deal was found by Cheapflights users on 10/6. 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.
Sun 3/287:00 am -
1 stop6h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Delta logo]()
$234
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 October 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $263 (United Airlines) |
One-way from | $139 (Delta) |
Popular in | November |
Cheapest in | April |
Average price | $786 |
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 7,457,451 searches. Data last updated October 11, 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
Quickest round-trip
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Fri 11/6
2:45 pm-10:15 pm
1 stop5h 30m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$168
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Thu 11/5
5:00 am-2:41 pm
1 stop7h 41m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$199
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Tue 12/22
2:35 pm-10:45 pm
1 stop6h 10m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$224
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Sun 3/28
7:00 am-3:08 pm
1 stop6h 08m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$234
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Wed 11/4
5:00 am-6:13 pm
2 stops11h 13m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$256
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Sat 11/14
5:00 am-8:12 pm
2 stops13h 12m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$259
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Sun 3/28
5:00 am-2:03 pm
1 stop7h 03m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$294
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Mon 11/2
1:20 pm-10:10 pm
1 stop6h 50m
Birmingham
Sat 11/7
7:40 am-4:30 pm
2 stops10h 50m
$304
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Tue 10/20
5:00 am-6:11 pm
2 stops11h 11m
Birmingham
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$366
OntarioBirmingham
ONT Ontario - BHM Birmingham
ONTBHM
Ontario
Wed 11/4
6:00 am-2:05 pm
1 stop6h 05m
Birmingham
Sat 11/7
3:45 pm-8:51 pm
1 stop7h 06m
$383
Showing 1-10 of 18 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 October.
| 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
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 October 11, 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.
Entertainment
7.4
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.4
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.4
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.4
Food
7.0
Overall
7.9
Comfort
8.0
Boarding
8.1
Crew
8.6
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
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 October 11, 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 October 11, 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 October 11, 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 7,457,451 searches. Data last updated October 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$223 | Average$438 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$326 | Average$627 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$333 | Average$493 | FlexibilityNo cancel fee | On-time63% |