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$447+ Cheap flights from Ontario to Montgomery, AL (ONT - MGM)

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 12/19. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MGM
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheap flight deals from Ontario to Montgomery

Cheapest flights from Ontario to Montgomery
Explore the most affordable flight options available from Ontario to Montgomery. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

This American Airlines deal was found by Cheapflights users on 12/8. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2312:45 pmONT - MGM
1 stop8h 13mAmerican Airlines
Sat 12/275:18 pmMGM - ONT
1 stop6h 56mAmerican Airlines
Deal found 12/8$740
This Delta deal was found by Cheapflights users on 12/9. 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.
Sun 12/1410:25 pmONT - MGM
1 stop8h 01mDelta
Thu 12/181:55 pmMGM - ONT
2 stops12h 03mDelta
Deal found 12/9$1,186

Find flight deals from Ontario to Montgomery

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Montgomery (MGM). 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 December 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$740
(American Airlines)

One-way from

$447
(Delta)

Popular in

November

Cheapest in

August

Average price

$463
Provider with most accurate pricing for Ontario-Montgomery Dannelly Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Montgomery Dannelly Field flights.
Search Deals
From Ontario to Montgomery Dannelly Field
Search Deals
One-way flight from Ontario to Montgomery Dannelly Field
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Montgomery 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 December 10, 2025.
Use the filters below to find and compare flights from Ontario to Montgomery that are best for you.

Fly from

Ontario

Fly to

Montgomery

Route

Depart

Return

Price

OntarioMontgomery

ONT - MGM

ONTMGM

Ontario

Tue 12/23

12:45 pm-10:58 pm

1 stop8h 13m

Montgomery Dannelly Field

Sat 12/27

5:18 pm-10:14 pm

1 stop6h 56m

$740

OntarioMontgomery

ONT - MGM

ONTMGM

Ontario

Sun 12/14

4:49 pm-8:26 am

2 stops13h 37m

Montgomery Dannelly Field

Thu 12/18

1:55 pm-11:58 pm

2 stops12h 03m

$1,191

OntarioMontgomery

ONT - MGM

ONTMGM

Ontario

Fri 12/19

7:10 am-4:48 pm

1 stop7h 38m

$447

OntarioMontgomery

ONT - MGM

ONTMGM

Ontario

Thu 12/18

7:05 am-5:40 pm

1 stop8h 35m

$447

OntarioMontgomery

ONT - MGM

ONTMGM

Ontario

Thu 12/18

12:55 pm-10:58 pm

2 stops8h 03m

$453

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/8

Compare providers for flights from Ontario to Montgomery

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 Montgomery in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-Montgomery, Alabama flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-Montgomery, Alabama flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-Montgomery, Alabama flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Montgomery, Alabama flights, Cheapflights users trust eDreams the most. eDreams 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-Montgomery, 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 Montgomery

Have a flexible travel schedule? Discover the best time to fly to Montgomery from Ontario 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 Ontario to Montgomery

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

Currently, October is the cheapest month in which you can book a flight from Ontario to Montgomery, Alabama (average of $231). Flying from Ontario to Montgomery, Alabama in December is currently the most expensive (average of $346). 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.

Reviews of airlines servicing Montgomery

Get insights into the airlines that provide service to Montgomery. 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 Montgomery. Reviews last updated December 10, 2025.
Read through reviews of airlines operating flights from Ontario to Montgomery, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,048 reviews

Overall

7.2

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Crew

8.0

Food

6.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit
American Airlines
7.2
Good
11,048 reviews
American Airlines
7.2
Good
11,048 reviews

Overall

7.2

Entertainment

6.9

Boarding

7.5

Comfort

7.2

Crew

8.0

Food

6.5

Reviews

1 / 20
10.0
Excellent

Jeremy,Dec 2025

OKC - CLT

Was an okay flight. Had extra seat empty beside me so was able to stretch a bit

Related info for your journey

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

  • How long is the flight from Ontario to Montgomery, Alabama?

    For as low as $740, American Airlines can have you in Montgomery, Alabama from Ontario in 8h 13m. The distance between Ontario and Montgomery, Alabama is about 1800 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from Ontario to Montgomery, Alabama round-trip?

    Cheapflights users have booked flights from Ontario to Montgomery, Alabama round-trip from $406. American Airlines is 26% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Montgomery 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 Ontario to Montgomery, Alabama?

    Currently, October is the cheapest month in which you can book a flight from Ontario to Montgomery, Alabama (average of $231). Flying from Ontario to Montgomery, Alabama in December is currently the most expensive (average of $346). 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

Traveling to a place near Montgomery?

Book flights to Montgomery if you plan to visit one of these locations
Greenville
Prattville

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Top airline flying from Ontario to Montgomery

Discover the top airline that operate flights from Ontario to Montgomery. 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 December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$406Average$526FlexibilityNo cancel feeOn-time71%

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