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$75+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ONT
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap flight deals from Alabama to Ontario

Keep the following information in mind while searching for Alabama to Ontario flight deals. Data was last updated agosto 14, 2025.

Round-trip from

$150
(CheapOair)

One-way from

$75
(CheapOair)

Popular in

July

Cheapest in

January

Average price

$406
From Alabama to Ontario
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One-way flight from Alabama to Ontario
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Highest demand for flights based on searches. 4% potential increase in price ($20 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find 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 agosto 14, 2025.

This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/810:29 amATL - ONT
1 stop26h 06mFrontier
mié. 10/226:53 amONT - ATL
1 stop20h 09mFrontier
Deal found 8/13$150
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/67:34 amATL - ONT
1 stop15h 20mFrontier
mar. 9/98:59 pmONT - ATL
1 stop21h 57mFrontier
Deal found 8/14$151
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/258:30 pmATL - ONT
1 stop25h 05mFrontier
vie. 10/34:08 pmONT - ATL
1 stop21h 38mFrontier
Deal found 8/14$152
This Booking.com 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/38:00 amATL - ONT
1 stop26h 23mFrontier
dom. 9/77:15 pmONT - ATL
1 stop10h 44mFrontier
Deal found 8/14$153
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/96:35 amATL - ONT
1 stop11h 57mFrontier
mar. 10/148:00 amONT - ATL
1 stop19h 08mFrontier
Deal found 8/14$159
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/77:55 pmATL - ONT
1 stop6h 55mFrontier
dom. 11/910:14 amONT - ATL
1 stop7h 49mFrontier
Deal found 8/13$162
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/116:29 pmATL - ONT
1 stop8h 21mFrontier
dom. 10/1912:49 pmONT - ATL
1 stop29h 12mFrontier
Deal found 8/14$169
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/126:55 pmATL - ONT
1 stop7h 43mFrontier
dom. 9/147:15 pmONT - ATL
1 stop10h 44mFrontier
Deal found 8/13$170
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/248:39 pmATL - ONT
1 stop13h 50mFrontier
vie. 10/3112:59 amONT - ATL
1 stop13h 24mFrontier
Deal found 8/14$172
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/37:23 pmATL - ONT
1 stop27h 31mFrontier
vie. 10/105:15 pmONT - ATL
1 stop9h 53mFrontier
Deal found 8/14$175
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/208:00 amATL - ONT
1 stop18h 50mFrontier
mar. 8/2612:59 amONT - ATL
1 stop26h 06mFrontier
Deal found 8/13$176
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/127:30 amATL - ONT
1 stop29h 05mFrontier
dom. 10/196:53 amONT - ATL
1 stop20h 09mFrontier
Deal found 8/14$179

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 agosto 14, 2025.
Use the filters below to find and compare flights from Alabama to Ontario that are best for you.

Fly from

Alabama

Fly to

Ontario

Route

Depart

Return

Price

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

mié. 10/8

10:29 am-11:50 pm

1 stop16h 21m

Ontario

sáb. 10/11

7:04 am-6:02 am

1 stop19h 58m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

lun. 9/15

7:34 am-7:54 pm

1 stop15h 20m

Ontario

dom. 9/21

3:43 pm-6:04 am

1 stop11h 21m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

lun. 9/22

7:34 am-7:54 pm

1 stop15h 20m

Ontario

lun. 9/29

4:08 pm-9:56 pm

1 stop26h 48m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

sáb. 9/20

5:41 pm-7:23 am

1 stop16h 42m

Ontario

lun. 9/22

4:08 pm-9:56 pm

1 stop26h 48m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

vie. 10/17

7:55 pm-11:50 pm

1 stop6h 55m

Ontario

mié. 10/22

6:53 am-6:48 pm

1 stop8h 55m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

jue. 9/4

7:23 pm-7:23 am

1 stop15h 00m

Ontario

lun. 9/8

8:59 pm-9:56 pm

1 stop21h 57m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

dom. 11/2

8:00 pm-11:10 am

1 stop18h 10m

Ontario

dom. 11/9

6:53 am-6:02 am

1 stop20h 09m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

vie. 10/17

7:55 pm-11:50 pm

1 stop6h 55m

Ontario

lun. 10/20

6:53 am-6:02 am

1 stop20h 09m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

mar. 9/23

7:42 am-7:54 pm

1 stop15h 12m

Ontario

mar. 9/30

8:59 pm-9:56 pm

1 stop21h 57m

$150

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

mié. 10/8

10:29 am-9:35 am

1 stop26h 06m

Ontario

mié. 10/22

6:53 am-6:02 am

1 stop20h 09m

$150

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Showing 1-10 of 60 results
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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, August is the cheapest month in which you can book a flight from Alabama to Ontario (average of $246). Flying from Alabama to Ontario in March is currently the most expensive (average of $328). 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.

What is the cheapest time of day to fly from AL to ONT?

Find hourly flight availability from Alabama to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated agosto 14, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Alabama to Ontario as you normally would.

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.

  • 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 $75 on Frontier. Other airlines that offer cheap prices include American Airlines from $126 and Delta from $139 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, Birmingham - Ontario or Chattanooga Lovell Field - 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, August is the cheapest month in which you can book a flight from Alabama to Ontario (average of $246). Flying from Alabama to Ontario in March is currently the most expensive (average of $328). 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

Browse thousands of different options on Cheapflights for your next trip

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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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$263Average$403FlexibilityNo cancel feeOn-time69%
DeltaCheapest$286Average$435FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$467FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$338Average$454FlexibilityNo cancel feeOn-time63%

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