$129+ Cheap flights from Birmingham, AL to Ontario (BHM - ONT)
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 8/5. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ONT
Aug 10 — Aug 171
Round-trip
1 adult, Economy
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Find cheap flights from Birmingham to Ontario 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
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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 Birmingham to Ontario
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Best
Last-minute
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Cheapest flights from Birmingham to OntarioExplore the most affordable flight options available from Birmingham to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.
Explore the most affordable flight options available from Birmingham to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2026.
This Southwest deal was found by Cheapflights users on 7/9. 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.
Sat 8/2212:20 pm
BHM
- ONT
1 stop5h 40m
Southwest
Sat 8/291:00 pm
ONT
- BHM
1 stop5h 50m
Southwest
Deal found 7/9![Southwest logo]()
$257
This American Airlines deal was found by Cheapflights users on 7/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/14:34 pm
BHM
- ONT
1 stop8h 25m
American Airlines
Wed 9/912:37 pm
ONT
- BHM
1 stop8h 48m
American Airlines
Deal found 7/9![American Airlines logo]()
$259
This Southwest deal was found by Cheapflights users on 7/7. 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.
Thu 8/275:20 am
BHM
- ONT
1 stop7h 00m
Southwest
Mon 8/312:00 pm
ONT
- BHM
1 stop6h 15m
Southwest
Deal found 7/7![Southwest logo]()
$294
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:22 pm
BHM
- ONT
1 stop6h 30m
Delta
Wed 8/1212:00 pm
ONT
- BHM
1 stop9h 02m
Delta
Deal found 7/9![Delta logo]()
$302
This Delta deal was found by Cheapflights users on 7/7. 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 10/23:57 pm
BHM
- ONT
1 stop8h 29m
Delta
Mon 10/510:00 pm
ONT
- BHM
1 stop8h 02m
Delta
Deal found 7/7![Delta logo]()
$326
Best flights from Birmingham to OntarioDiscover carefully curated flight deals from Birmingham to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2026.
Discover carefully curated flight deals from Birmingham to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2026.
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:22 pm
BHM
- ONT
1 stop6h 30m
Delta
Wed 8/1212:00 pm
ONT
- BHM
1 stop9h 02m
Delta
Deal found 7/9![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 7/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:40 pm
BHM
- ONT
1 stop7h 13m
United Airlines
Tue 8/185:00 am
ONT
- BHM
1 stop6h 47m
United Airlines
Deal found 7/10![United Airlines logo]()
$409
This Southwest deal was found by Cheapflights users on 7/9. 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.
Sat 8/13:20 pm
BHM
- ONT
2 stops8h 45m
Southwest
Sat 8/86:55 am
ONT
- BHM
1 stop5h 45m
Southwest
Deal found 7/9![Southwest logo]()
$464
This United Airlines deal was found by Cheapflights users on 7/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/175:14 pm
BHM
- ONT
1 stop6h 45m
United Airlines
Sat 10/245:00 am
ONT
- BHM
2 stops11h 11m
United Airlines
Deal found 7/10![United Airlines logo]()
$414
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:40 pm
BHM
- ONT
1 stop7h 13m
United Airlines
Sat 8/225:00 am
ONT
- BHM
1 stop6h 47m
United Airlines
Deal found 7/9![United Airlines logo]()
$416
This Southwest deal was found by Cheapflights users on 7/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/25:45 pm
BHM
- ONT
2 stops8h 10m
Southwest
Mon 10/51:05 pm
ONT
- BHM
2 stops7h 10m
Southwest
Deal found 7/6![Southwest logo]()
$467
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:05 pm
BHM
- ONT
1 stop8h 25m
Delta
Mon 9/710:00 pm
ONT
- BHM
1 stop8h 24m
Delta
Deal found 7/10![Delta logo]()
$548
This Southwest deal was found by Cheapflights users on 7/9. 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.
Wed 7/293:05 pm
BHM
- ONT
2 stops9h 15m
Southwest
Mon 8/312:45 pm
ONT
- BHM
2 stops7h 15m
Southwest
Deal found 7/9![Southwest logo]()
$557
This United Airlines deal was found by Cheapflights users on 7/7. 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 7/315:08 pm
BHM
- ONT
1 stop6h 47m
United Airlines
Tue 8/45:45 am
ONT
- BHM
1 stop6h 24m
United Airlines
Deal found 7/7![United Airlines logo]()
$540
This Southwest deal was found by Cheapflights users on 7/7. 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 7/246:15 am
BHM
- ONT
2 stops7h 05m
Southwest
Sun 7/263:10 pm
ONT
- BHM
1 stop6h 25m
Southwest
Deal found 7/7![Southwest logo]()
$582
This United Airlines deal was found by Cheapflights users on 7/6. 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 7/295:08 pm
BHM
- ONT
1 stop6h 47m
United Airlines
Wed 8/55:00 am
ONT
- BHM
1 stop7h 03m
United Airlines
Deal found 7/6![United Airlines logo]()
$557
Last-minute flights from Birmingham to OntarioDiscover last-minute flight deals from Birmingham to Ontario. Data last updated July 11, 2026 and is based on user searches.
Discover last-minute flight deals from Birmingham to Ontario. Data last updated July 11, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/65:22 pm
BHM
- ONT
1 stop6h 30m
Delta
Wed 8/1212:00 pm
ONT
- BHM
1 stop9h 02m
Delta
Deal found 7/9![Delta logo]()
$302
This United Airlines deal was found by Cheapflights users on 7/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/113:40 pm
BHM
- ONT
1 stop7h 13m
United Airlines
Tue 8/185:00 am
ONT
- BHM
1 stop6h 47m
United Airlines
Deal found 7/10![United Airlines logo]()
$409
This Delta deal was found by Cheapflights users on 7/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/134:06 pm
BHM
- ONT
1 stop7h 46m
Delta
Wed 8/197:05 am
ONT
- BHM
1 stop7h 52m
Delta
Deal found 7/9![Delta logo]()
$388
This United Airlines deal was found by Cheapflights users on 7/7. 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.
Sat 8/153:40 pm
BHM
- ONT
1 stop7h 13m
United Airlines
Sat 8/225:00 am
ONT
- BHM
1 stop6h 47m
United Airlines
Deal found 7/7![United Airlines logo]()
$357
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 8/205:00 pm
BHM
- ONT
1 stop6h 59m
United Airlines
Tue 8/255:00 am
ONT
- BHM
1 stop6h 47m
United Airlines
Deal found 7/8![United Airlines logo]()
$359
This Southwest deal was found by Cheapflights users on 7/9. 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.
Sat 8/2212:20 pm
BHM
- ONT
1 stop5h 40m
Southwest
Sat 8/291:00 pm
ONT
- BHM
1 stop5h 50m
Southwest
Deal found 7/9![Southwest logo]()
$257
This American Airlines deal was found by Cheapflights users on 7/7. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:20 am
BHM
- ONT
1 stop6h 14m
American Airlines
Sat 8/2912:33 pm
ONT
- BHM
1 stop7h 18m
American Airlines
Deal found 7/7![American Airlines logo]()
$401
This Southwest deal was found by Cheapflights users on 7/7. 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.
Thu 8/275:20 am
BHM
- ONT
1 stop7h 00m
Southwest
Mon 8/312:00 pm
ONT
- BHM
1 stop6h 15m
Southwest
Deal found 7/7![Southwest logo]()
$294
One-way flights from Birmingham to OntarioSearch for one-way flight options from Birmingham to Ontario. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
Search for one-way flight options from Birmingham to Ontario. Find affordable one-way fares based on user searches. Data last updated July 11, 2026.
This Southwest deal was found by Cheapflights users on 7/9. 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.
Wed 8/55:45 pm
BHM
- ONT
1 stop6h 15m
Southwest
Deal found 7/9![Southwest logo]()
$129
This Southwest deal was found by Cheapflights users on 7/10. 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.
Tue 8/256:00 am
BHM
- ONT
2 stops8h 40m
Southwest
Deal found 7/10![Southwest logo]()
$134
This Southwest deal was found by Cheapflights users on 7/7. 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.
Wed 8/266:25 am
BHM
- ONT
2 stops8h 15m
Southwest
Deal found 7/7![Southwest logo]()
$135
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:08 pm
BHM
- ONT
1 stop6h 47m
United Airlines
Deal found 7/9![United Airlines logo]()
$189
This Kiwi.com deal was found by Cheapflights users on 7/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:43 am
BHM
- ONT
3 stops34h 11m
Multiple Airlines
Deal found 7/10![Multiple Airlines logo]()
$192
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Sat 8/228:13 am
BHM
- ONT
2 stops13h 48m
United Airlines
Deal found 7/8![United Airlines logo]()
$194
This Delta deal was found by Cheapflights users on 7/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/235:15 pm
BHM
- ONT
1 stop6h 59m
Delta
Deal found 7/10![Delta logo]()
$199
This Delta deal was found by Cheapflights users on 7/7. 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.
Wed 8/192:08 pm
BHM
- ONT
1 stop7h 45m
Delta
Deal found 7/7![Delta logo]()
$201
This Delta deal was found by Cheapflights users on 7/7. 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.
Sun 8/305:22 pm
BHM
- ONT
1 stop6h 30m
Delta
Deal found 7/7![Delta logo]()
$229
This United Airlines deal was found by Cheapflights users on 7/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/123:40 pm
BHM
- ONT
1 stop7h 13m
United Airlines
Deal found 7/9![United Airlines logo]()
$237
This United Airlines deal was found by Cheapflights users on 7/8. 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.
Thu 8/133:00 pm
BHM
- ONT
1 stop8h 59m
United Airlines
Deal found 7/8![United Airlines logo]()
$238
Find flight deals from Birmingham to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Birmingham (BHM) to Ontario (ONT). 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 July 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $257 (Southwest) |
One-way from | $129 (Southwest) |
Popular in | March |
Cheapest in | October |
Average price | $426 |
Cheapflights Fare Finder
Customize your flight search to find flights from Birmingham to Ontario 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 July 11, 2026.
Use the filters below to find and compare flights from Birmingham to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Thu 8/6
5:22 pm-9:52 pm
1 stop6h 30m
Ontario
Wed 8/12
12:00 pm-11:02 pm
1 stop9h 02m
$302
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Tue 8/11
3:40 pm-8:53 pm
1 stop7h 13m
Ontario
Tue 8/18
5:00 am-1:47 pm
1 stop6h 47m
$409
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Sat 10/17
5:14 pm-9:59 pm
1 stop6h 45m
Ontario
Sat 10/24
5:00 am-6:11 pm
2 stops11h 11m
$414
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Tue 8/18
3:40 pm-8:53 pm
1 stop7h 13m
Ontario
Sat 8/22
5:00 am-1:47 pm
1 stop6h 47m
$416
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Sat 8/1
3:20 pm-10:05 pm
2 stops8h 45m
Ontario
Sat 8/8
6:55 am-2:40 pm
1 stop5h 45m
$464
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Fri 10/2
5:45 pm-11:55 pm
2 stops8h 10m
Ontario
Mon 10/5
1:05 pm-10:15 pm
2 stops7h 10m
$467
Quickest round-trip
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Fri 7/31
5:08 pm-9:55 pm
1 stop6h 47m
Ontario
Tue 8/4
5:45 am-2:09 pm
1 stop6h 24m
$540
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Fri 9/4
12:05 pm-6:30 pm
1 stop8h 25m
Ontario
Mon 9/7
10:00 pm-8:24 am
1 stop8h 24m
$548
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Wed 7/29
3:05 pm-10:20 pm
2 stops9h 15m
Ontario
Mon 8/3
12:45 pm-10:00 pm
2 stops7h 15m
$557
BirminghamOntario
BHM - ONT
BHMONT
Birmingham
Wed 7/29
5:08 pm-9:55 pm
1 stop6h 47m
Ontario
Wed 8/5
5:00 am-2:03 pm
1 stop7h 03m
$557
Showing 1-10 of 22 resultsSorted by cheapest first
Compare providers for flights from Birmingham to Ontario
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 Birmingham to Ontario in July.
| 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 Birmingham, Alabama-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Birmingham, Alabama-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Birmingham, Alabama-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Birmingham, Alabama-Ontario 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 Birmingham, Alabama-Ontario 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 Birmingham to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Birmingham with our price prediction graph.
BHM-ONT
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.
Reviews of airlines servicing Ontario
Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 11, 2026.
Peruse reviews from past customers who have flown with Southwest and American Airlines from Birmingham to Ontario to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Crew
8.6
Boarding
8.1
Overall
7.9
Entertainment
7.5
Comfort
8.0
Food
7.0
Reviews
1 / 20
10.0
ExcellentWalter,May 2026
LAS - BUR
Related info for your journey
Find useful and relevant information for your journey from Birmingham to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Complete your trip
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Other flight options
Other flights from Birmingham
Popular flights
Alternative routes for Birmingham to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Birmingham to Ontario by cabin class
Find flights from Birmingham to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 11, 2026.
Birmingham and Ontario flights
Browse other Birmingham and Ontario flight options. Last updated on July 11, 2026.
Other flights from Birmingham
Browse through other flights departing from Birmingham. Flights are based on user searches made on Cheapflights and were last updated on July 11, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Birmingham to Ontario
Discover the top 2 airlines that operate flights from Birmingham to Ontario. 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 July 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$333 | Average$468 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$371 | Average$508 | FlexibilityNo cancel fee | On-time71% |