HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$119+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
BHM — ONT
Jul 20 — Jul 271
Mon 7/20
Mon 7/27
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Alabama 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

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 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 20, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/18. 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 7/147:40 am
ATL
-
ONT
1 stop29h 24m
Frontier
Tue 7/219:32 am
ONT
-
ATL
1 stop10h 52m
Frontier
Deal found 6/18$238
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2812:33 pm
ATL
-
ONT
1 stop14h 17m
Frontier
Tue 8/116:00 am
ONT
-
ATL
1 stop20h 02m
Frontier
Deal found 6/16$244
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/266:07 am
ATL
-
ONT
1 stop28h 25m
Frontier
Mon 7/279:32 am
ONT
-
ATL
1 stop23h 36m
Frontier
Deal found 6/16$245
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/288:30 pm
ATL
-
ONT
1 stop16h 34m
Frontier
Wed 8/126:00 am
ONT
-
ATL
1 stop20h 02m
Frontier
Deal found 6/16$246
This Kiwi.com deal was found by Cheapflights users on 6/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:40 am
ATL
-
ONT
1 stop19h 10m
Frontier
Wed 8/126:00 am
ONT
-
ATL
1 stop20h 02m
Frontier
Deal found 6/16$247
This Cheapflightsfares deal was found by Cheapflights users on 6/19. 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 7/148:30 pm
ATL
-
ONT
1 stop16h 34m
Frontier
Sat 7/186:00 am
ONT
-
ATL
1 stop20h 21m
Frontier
Deal found 6/19$248
This Frontier deal was found by Cheapflights users on 6/18. 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 8/2511:07 am
ATL
-
ONT
1 stop7h 47m
Frontier
Wed 8/263:40 pm
ONT
-
ATL
1 stop12h 19m
Frontier
Deal found 6/18$250
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/138:45 am
ATL
-
ONT
1 stop25h 47m
Frontier
Wed 7/156:00 am
ONT
-
ATL
1 stop20h 02m
Frontier
Deal found 6/17$251
This Kiwi.com deal was found by Cheapflights users on 6/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:40 am
ATL
-
ONT
1 stop19h 10m
Frontier
Tue 7/143:40 pm
ONT
-
ATL
2 stops28h 44m
Frontier
Deal found 6/17$253
This Cheapflightsfares deal was found by Cheapflights users on 6/18. 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 7/227:11 pm
ATL
-
ONT
1 stop15h 52m
Frontier
Sat 8/89:36 am
ONT
-
ATL
1 stop10h 48m
Frontier
Deal found 6/18$254
This Kiwi.com deal was found by Cheapflights users on 6/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1412:33 pm
ATL
-
ONT
1 stop14h 17m
Frontier
Wed 7/223:40 pm
ONT
-
ATL
2 stops49h 16m
Frontier
Deal found 6/15$256
This Frontier deal was found by Cheapflights users on 6/16. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/67:21 pm
PNS
-
ONT
1 stop6h 29m
Frontier
Sun 8/96:00 am
ONT
-
PNS
1 stop10h 26m
Frontier
Deal found 6/16$275

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 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$238
(Kiwi.com)

One-way from

$119
(Super.com)

Popular in

December

Cheapest in

September

Average price

$586
Provider with most accurate pricing for Birmingham-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Birmingham-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 ($67 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 20, 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

MontgomeryOntario

MGM - ONT

MGMONT

Montgomery Dannelly Field

Fri 10/23

12:30 pm-6:18 pm

1 stop7h 48m

Ontario

Thu 10/29

12:00 pm-10:42 pm

1 stop8h 42m

$338

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Mon 8/24

4:42 pm-9:59 pm

1 stop8h 17m

Ontario

Mon 8/31

6:00 am-3:43 pm

1 stop6h 43m

$349

MobileOntario

MOB - ONT

MOBONT

Mobile

Fri 11/6

12:10 pm-6:18 pm

1 stop8h 08m

Ontario

Sun 11/8

10:59 pm-8:30 am

1 stop7h 31m

$349

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sat 10/17

5:30 am-11:27 am

1 stop8h 57m

Ontario

Sun 10/18

10:59 pm-9:06 am

1 stop7h 07m

$349

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Mon 10/12

4:30 pm-10:14 pm

1 stop8h 44m

Ontario

Thu 10/22

10:59 pm-9:06 am

1 stop7h 07m

$349

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Thu 9/24

6:15 pm-10:26 pm

1 stop7h 11m

Ontario

Mon 10/5

10:00 pm-9:06 am

1 stop8h 06m

$349

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Tue 8/25

6:15 am-6:11 pm

2 stops14h 56m

Ontario

Sat 8/29

11:00 am-12:10 am

2 stops10h 10m

$359

PensacolaOntario

PNS - ONT

PNSONT

Pensacola

Tue 7/14

5:15 pm-11:05 pm

2 stops7h 50m

Ontario

Tue 7/28

1:05 pm-8:50 pm

1 stop5h 45m

$387

AtlantaOntario

ATL - ONT

ATLONT

Atlanta Hartsfield-Jackson

Tue 8/25

4:25 pm-8:55 pm

2 stops7h 30m

Ontario

Sat 8/29

5:40 am-4:55 pm

2 stops8h 15m

$396

ChattanoogaOntario

CHA - ONT

CHAONT

Chattanooga Lovell Field

Sun 10/11

1:10 pm-6:18 pm

1 stop8h 08m

Ontario

Tue 10/20

10:59 pm-9:06 am

1 stop7h 07m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/17

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

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 Delta, United Airlines, and Southwest fly from Alabama to Ontario in about 7h 48m. The time it takes to get you to your destination can typically vary by up to 29m. The distance from Alabama to Ontario is about 1800 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, 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, 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

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.

Alternative routes for Alabama to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Newark to San Francisco flights
John F Kennedy Intl to San Francisco flights
LaGuardia to San Francisco flights
Newark to Los Angeles flights
John F Kennedy Intl to Los Angeles flights
Dallas/Fort Worth to Los Angeles flights
Dallas/Fort Worth to Las Vegas flights
Newark to Las Vegas flights
John F Kennedy Intl to Las Vegas flights
Seattle to Los Angeles flights
O'Hare Intl to Las Vegas flights
Hobby to Las Vegas flights
Atlanta to Las Vegas flights
Los Angeles to Las Vegas flights
Stewart to San Francisco flights
Seattle to Las Vegas flights
Seattle to Ontario flights
San Francisco to Las Vegas flights
LaGuardia to Los Angeles flights
O'Hare Intl to Los Angeles flights
George Bush Intcntl to Las Vegas flights
Dulles Intl to Las Vegas flights
Los Angeles to San Francisco flights
San Francisco to Los Angeles flights
John F Kennedy Intl to Ontario flights
Detroit to Las Vegas flights
Dulles Intl to Los Angeles flights
San Francisco to Ontario flights
Dallas/Fort Worth to San Francisco flights
Seattle to San Francisco flights
Reagan-National to Los Angeles flights
Santa Rosa to Las Vegas flights
Baltimore to Los Angeles flights
O'Hare Intl to San Francisco flights
LaGuardia to Las Vegas flights
Hobby to Los Angeles flights
Dallas/Fort Worth to Ontario flights
Denver to Las Vegas flights
Ontario to San Francisco flights
Boston to Las Vegas flights
Baltimore to Las Vegas flights
Reagan-National to Las Vegas flights
Orlando to Las Vegas flights
Atlanta to Los Angeles flights
George Bush Intcntl to Los Angeles flights
San Jose to Las Vegas flights
O'Hare Intl to San Diego flights
Seattle to San Diego flights
Newark to San Jose flights
Cleveland to Las Vegas flights

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 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$513FlexibilityNo cancel feeOn-time71%
DeltaCheapest$298Average$515FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$333Average$468FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$336Average$551FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights