How long is the flight from Ontario to Montgomery?

There are many flights that can get you from Ontario to Montgomery in 8h 17m. Fly via United Airlines to get the fastest option. The distance between Ontario and Montgomery is about 1800 mi.

What are the cheapest airlines flying from Ontario to Montgomery round-trip?

Our cheapest airline available from Ontario to Montgomery is Delta. Our recent data shows that you can find tickets from as low as $373 on this airline. An additional option worth looking into is American Airlines, starting at $384. Users have found that Delta is 32% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in Montgomery ranges from 2.9 - 6.0 inches per month. March is typically the wettest month, when rainfall can reach 6.0 in. October is typically the driest time to visit Montgomery when rainfall is around 2.9 in.

If weather is an important factor for your trip to Montgomery, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

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

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

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

Most trusted provider : When it comes to deals on Ontario-Montgomery 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 Ontario-Montgomery flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

$348+ Cheap Flights from Ontario to Montgomery

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Cheap flight deals from Ontario to Montgomery

Cheapest

Best

Last-minute

One-way

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 September 1, 2026.

Wed 9/2312:37 pm -

1 stop7h 31m

Sat 9/266:10 pm -

1 stop6h 27m

Deal found 8/31

$348

Thu 12/35:04 pm -

2 stops13h 56m

Fri 12/1112:40 pm -

1 stop7h 59m

Deal found 8/30

$354

Tue 9/156:00 am -

1 stop8h 17m

Sat 9/194:53 pm -

1 stop7h 06m

Deal found 8/31

$418

Wed 9/167:20 am -

1 stop8h 20m

Sat 9/197:11 am -

1 stop6h 36m

Deal found 8/31

$508

Thu 9/312:33 pm -

1 stop7h 58m

Sun 9/67:09 am -

1 stop6h 34m

Deal found 8/30

$543

Mon 10/196:00 am -

1 stop8h 17m

Fri 10/234:53 pm -

2 stops21h 53m

Deal found 8/31

$622

Fri 9/47:05 am -

2 stops13h 27m

Sun 9/67:09 am -

1 stop8h 22m

Deal found 8/30

$627

Last-minute flights from Ontario to Montgomery
Discover last-minute flight deals from Ontario to Montgomery. Data last updated September 1, 2026 and is based on user searches.

Thu 9/312:33 pm -

1 stop7h 58m

Sun 9/67:09 am -

1 stop6h 34m

Deal found 8/30

$543

Fri 9/47:05 am -

2 stops13h 27m

Sun 9/67:09 am -

1 stop8h 22m

Deal found 8/30

$627

Thu 9/1012:37 pm -

1 stop7h 31m

Sun 9/137:25 pm -

1 stop6h 11m

Deal found 9/1

$644

Tue 9/156:00 am -

1 stop8h 17m

Sat 9/194:53 pm -

1 stop7h 06m

Deal found 8/31

$418

Wed 9/167:20 am -

1 stop8h 20m

Sat 9/197:11 am -

1 stop6h 36m

Deal found 8/31

$508

Wed 9/2312:37 pm -

1 stop7h 31m

Sat 9/266:10 pm -

1 stop6h 27m

Deal found 8/31

$348

Mon 10/196:00 am -

1 stop8h 17m

Fri 10/234:53 pm -

2 stops21h 53m

Deal found 8/31

$622

Find flight deals from Ontario to Montgomery

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$348 (American Airlines)
Popular in	November
Cheapest in	August
Average price	$781

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

Highest demand for flights based on searches. 20% potential increase in price ($144 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($34 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Montgomery that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

OntarioMontgomery

ONT Ontario - MGM Montgomery Dannelly Field

ONTMGM

Ontario

Sat 2/6

6:00 am-4:17 pm

1 stop8h 17m

Montgomery Dannelly Field

Tue 2/9

4:55 pm-9:40 pm

1 stop6h 45m

$448

OntarioMontgomery

ONT Ontario - MGM Montgomery Dannelly Field

ONTMGM

Ontario

Fri 2/12

7:00 am-5:14 pm

1 stop8h 14m

Montgomery Dannelly Field

Mon 2/15

2:30 pm-11:48 pm

2 stops11h 18m

$583

OntarioMontgomery

ONT Ontario - MGM Montgomery Dannelly Field

ONTMGM

Ontario

Thu 12/3

5:04 pm-9:00 am

2 stops13h 56m

Montgomery Dannelly Field

Fri 12/11

2:46 pm-11:58 pm

2 stops11h 12m

$619

Cheapest one-way

Quickest one-way

OntarioMontgomery

ONT Ontario - MGM Montgomery Dannelly Field

ONTMGM

Ontario

Sun 9/13

10:00 pm-9:03 am

1 stop9h 03m

$453

OntarioMontgomery

ONT Ontario - MGM Montgomery Dannelly Field

ONTMGM

Ontario

Sun 9/13

5:00 am-4:17 pm

2 stops9h 17m

$730

OntarioMontgomery

ONT Ontario - MGM Montgomery Dannelly Field

ONTMGM

Ontario

Mon 9/7

7:00 am-12:41 pm

2 stops27h 41m

$871

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/31

Sorted by cheapest first

Compare providers for flights from Ontario to Montgomery

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to Montgomery in September.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust 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 flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Montgomery flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Montgomery flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-Montgomery 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 Ontario-Montgomery 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.

ONT-MGM

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 Montgomery

Read through reviews of airlines operating flights from Ontario to Montgomery, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,538 reviews

Reviews

1 / 20

10.0

Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Delta

7.8

Good

8,538 reviews

Delta

7.8

Good

8,538 reviews

Reviews

1 / 20

10.0

Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

American Airlines

7.1

Good

12,023 reviews

Delta

7.8

Good

8,538 reviews

Reviews

1 / 20

10.0

Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

How long is the flight from Ontario to Montgomery?
There are many flights that can get you from Ontario to Montgomery in 8h 17m. Fly via United Airlines to get the fastest option. The distance between Ontario and Montgomery is about 1800 mi.
What are the cheapest airlines flying from Ontario to Montgomery round-trip?
Our cheapest airline available from Ontario to Montgomery is Delta. Our recent data shows that you can find tickets from as low as $373 on this airline. An additional option worth looking into is American Airlines, starting at $384. Users have found that Delta is 32% cheaper than the other options available 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.

See more FAQs

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Los Angeles to Montgomery flights

Top 2 airlines flying from Ontario to Montgomery

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$373	Average$516	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$384	Average$561	FlexibilityNo cancel fee	On-time71%

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$348+ Cheap flights from Ontario to Montgomery (ONT - MGM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/23. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to Montgomery with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Ontario to Montgomery

Cheapest flights from Ontario to MontgomeryExplore 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 September 1, 2026.

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 September 1, 2026.

Best flights from Ontario to MontgomeryDiscover carefully curated flight deals from Ontario to Montgomery that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.

Discover carefully curated flight deals from Ontario to Montgomery that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.

Last-minute flights from Ontario to MontgomeryDiscover last-minute flight deals from Ontario to Montgomery. Data last updated September 1, 2026 and is based on user searches.

Discover last-minute flight deals from Ontario to Montgomery. Data last updated September 1, 2026 and is based on user searches.

One-way flights from Ontario to MontgomerySearch for one-way flight options from Ontario to Montgomery. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.

Search for one-way flight options from Ontario to Montgomery. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.

Find flight deals from Ontario to Montgomery

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to Montgomery that are best for you.

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 September.

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.

Reviews of airlines servicing Montgomery

Read through reviews of airlines operating flights from Ontario to Montgomery, such as Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

How long is the flight from Ontario to Montgomery?

What are the cheapest airlines flying from Ontario to Montgomery round-trip?

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

How can I find direct flights from Ontario to Montgomery?

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

Traveling to a place near Montgomery?

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 Ontario to Montgomery

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Montgomery by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Ontario to Montgomery by cabin class

Find flights from Ontario to Montgomery, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to Montgomery

Explore flights to Montgomery departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.

Ontario and Montgomery flights

Browse other Ontario and Montgomery flight options. Last updated on September 1, 2026.

Other flights from Ontario

Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on September 1, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Top 2 airlines flying from Ontario to Montgomery

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Book with Flexibility

Travel Smart

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 September 1, 2026.

Best flights from Ontario to Montgomery
Discover carefully curated flight deals from Ontario to Montgomery that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 1, 2026.

Last-minute flights from Ontario to Montgomery
Discover last-minute flight deals from Ontario to Montgomery. Data last updated September 1, 2026 and is based on user searches.

One-way flights from Ontario to Montgomery
Search for one-way flight options from Ontario to Montgomery. Find affordable one-way fares based on user searches. Data last updated September 1, 2026.