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Ontario

$102+ Cheap flights from Alabama to Ontario (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 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ONT
Jul 10 — Jul 171
Fri 7/10
Fri 7/17
1 adult, Economy
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Cheap flight deals from Alabama to Ontario

Cheapest flights from Alabama to Ontario
Explore the most affordable flight options available from Alabama to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 10, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Tue 8/1110:08 am
ATL
-
ONT
1 stop24h 24m
Frontier
Tue 8/185:43 pm
ONT
-
ATL
1 stop27h 26m
Frontier
Deal found 6/9$246
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Tue 7/148:30 pm
ATL
-
ONT
1 stop16h 34m
Frontier
Tue 7/283:40 pm
ONT
-
ATL
2 stops28h 44m
Frontier
Deal found 6/5$260
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Tue 8/258:40 pm
ATL
-
ONT
1 stop16h 25m
Frontier
Tue 9/85:43 pm
ONT
-
ATL
1 stop13h 27m
Frontier
Deal found 6/5$268
This Cheapflightsfares deal was found by Cheapflights users on 6/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/17:40 am
ATL
-
ONT
1 stop29h 25m
Frontier
Tue 7/73:40 pm
ONT
-
ATL
1 stop19h 10m
Frontier
Deal found 6/9$269
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Tue 7/148:30 pm
ATL
-
ONT
1 stop16h 34m
Frontier
Mon 7/279:32 am
ONT
-
ATL
1 stop23h 36m
Frontier
Deal found 6/5$273
This Booking.com deal was found by Cheapflights users on 6/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/89:25 pm
ATL
-
ONT
1 stop13h 07m
Frontier
Wed 7/158:17 am
ONT
-
ATL
1 stop8h 33m
Frontier
Deal found 6/9$274
This Kiwi.com deal was found by Cheapflights users on 6/9. 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.
Tue 8/259:25 pm
ATL
-
ONT
1 stop23h 27m
Multiple Airlines
Sat 9/53:34 pm
ONT
-
ATL
2 stops25h 42m
Multiple Airlines
Deal found 6/9$275
This Kiwi.com deal was found by Cheapflights users on 6/5. 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.
Wed 7/158:45 am
ATL
-
ONT
1 stop25h 47m
Frontier
Tue 7/283:40 pm
ONT
-
ATL
2 stops28h 44m
Frontier
Deal found 6/5$277
This Cheapflightsfares deal was found by Cheapflights users on 6/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/287:11 pm
ATL
-
ONT
1 stop23h 03m
Frontier
Tue 8/49:32 am
ONT
-
ATL
1 stop10h 52m
Frontier
Deal found 6/10$278
This Frontier deal was found by Cheapflights users on 6/5. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:07 am
ATL
-
ONT
1 stop7h 07m
Frontier
Mon 8/179:36 am
ONT
-
ATL
1 stop10h 48m
Frontier
Deal found 6/5$280
This Frontier deal was found by Cheapflights users on 6/7. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:21 pm
PNS
-
ONT
1 stop6h 29m
Frontier
Tue 8/256:00 am
ONT
-
PNS
1 stop10h 48m
Frontier
Deal found 6/7$310
This Delta deal was found by Cheapflights users on 6/8. 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.
Fri 11/612:19 pm
BHM
-
ONT
1 stop7h 59m
Delta
Thu 11/1212:00 pm
ONT
-
BHM
1 stop6h 05m
Delta
Deal found 6/8$316

Find flight deals from Alabama to Ontario

Keep the following information in mind while searching for Alabama to Ontario flight deals. Data was last updated June 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$246
(Kiwi.com)

One-way from

$102
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$572
Provider with most accurate pricing for Birmingham-Los Angeles Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Birmingham-Los Angeles Los Angeles flights.
Search Deals
From Alabama to Ontario
Search Deals
One-way flight from Alabama to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($72 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($23 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Alabama 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 June 10, 2026.
Use the filters below to find and compare flights from Alabama to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Wed 7/22

5:08 pm-9:55 pm

1 stop6h 47m

Ontario

Tue 7/28

5:00 am-2:03 pm

1 stop7h 03m

$351

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Thu 10/29

4:30 pm-10:14 pm

1 stop8h 44m

Ontario

Sun 11/1

10:59 pm-9:06 am

1 stop7h 07m

$359

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Wed 7/22

6:15 pm-10:20 pm

1 stop6h 05m

Ontario

Tue 7/28

1:30 pm-11:45 pm

2 stops8h 15m

$378

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Wed 8/19

5:35 am-10:42 am

1 stop8h 07m

Ontario

Wed 8/26

12:00 pm-11:43 pm

1 stop8h 43m

$379

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

Tue 8/4

4:25 pm-8:55 pm

2 stops7h 30m

Ontario

Sun 10/4

6:00 am-5:40 pm

2 stops8h 40m

$388

PensacolaOntario

PNS - ONT

PNSONT

Pensacola

Wed 7/1

2:09 pm-10:51 pm

1 stop10h 42m

Ontario

Tue 7/7

5:45 am-4:06 pm

1 stop8h 21m

$403

BirminghamOntario

BHM - ONT

BHMONT

Birmingham

Fri 7/24

5:27 pm-9:50 pm

1 stop6h 23m

Ontario

Mon 7/27

10:00 pm-8:25 am

1 stop8h 25m

$404

PensacolaOntario

PNS - ONT

PNSONT

Pensacola

Wed 7/22

5:15 pm-10:20 pm

1 stop7h 05m

Ontario

Wed 7/29

8:30 am-8:00 pm

2 stops9h 30m

$406

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Fri 8/28

2:44 pm-6:29 pm

1 stop6h 45m

Ontario

Fri 9/4

10:00 pm-9:18 am

1 stop8h 18m

$414

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Fri 8/7

5:35 am-10:42 am

1 stop8h 07m

Ontario

Sat 8/15

12:00 pm-9:16 pm

1 stop6h 16m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Alabama to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Alabama with our price prediction graph.
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 Alabama to Ontario

What is the cheapest month to book a flight from Alabama to Ontario?

Currently, July is the cheapest month in which you can book a flight from Alabama to Ontario (average of $288). Flying from Alabama to Ontario in December is currently the most expensive (average of $371). 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 Alabama to Ontario?

Related info for your journey

Find useful and relevant information for your journey from Alabama to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Ontario from Alabama?

    If you book a flight to Ontario from Alabama, you will be flying to Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

  • How long is the flight from Alabama to Ontario?

    Airlines like United Airlines, Delta, and Southwest fly from Alabama to Ontario in about 6h 05m. The time it takes to get you to your destination can typically vary by up to 2h 39m. The distance from Alabama to Ontario is about 1763 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Alabama to Ontario one-way?

    One-way options have recently been found by users for as low as $138 on Delta. Other airlines that offer cheap prices include American Airlines from $143 and United Airlines from $153 one-way.

  • What are the most popular routes from Alabama to Ontario?

    When deciding which route to take from Alabama to Ontario consider Atlanta Hartsfield-Jackson - Ontario, Chattanooga Lovell Field - Ontario or Pensacola - Ontario as they are the most popular.

  • Can I find deals for flights from Alabama to Ontario that include hotel bookings?

    Yes. In addition to deals on Alabama to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Alabama to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Alabama to Ontario.

  • Can I find deals for business class flights from Alabama to Ontario?

    Yes. Cheapflights offers flight deals from Alabama to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Alabama to Ontario?

    Currently, July is the cheapest month in which you can book a flight from Alabama to Ontario (average of $288). Flying from Alabama to Ontario in December is currently the most expensive (average of $371). 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.

See more FAQs

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Alternative routes for Alabama to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Alabama to Ontario

Discover the top 4 airlines that operate flights from Alabama 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 June 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$506FlexibilityNo cancel feeOn-time71%
DeltaCheapest$298Average$515FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$333Average$468FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$336Average$551FlexibilityNo cancel feeOn-time69%

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