$185+ 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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MGM
Sep 3 — Sep 101
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Ontario to Montgomery 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 Ontario to Montgomery
Cheapest
Best
Last-minute
One-way
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 August 4, 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 August 4, 2026.
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 8/2712:33 pm -
1 stop7h 58m
Sun 8/306:22 pm -
1 stop6h 37m
Deal found 8/3![American Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:00 am -
1 stop8h 17m
Mon 10/124:53 pm -
1 stop7h 06m
Deal found 8/3![United Airlines logo]()
$353
This Delta deal was found by Cheapflights users on 8/1. 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 8/1410:00 pm -
1 stop9h 12m
Fri 8/216:00 am -
1 stop6h 42m
Deal found 8/1![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 8/1. 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 8/1410:00 pm -
1 stop9h 12m
Thu 8/206:00 am -
1 stop6h 42m
Deal found 8/1![Delta logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:00 am -
1 stop8h 17m
Fri 9/111:17 pm -
2 stops9h 36m
Deal found 8/1![United Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:00 am -
2 stops9h 17m
Sun 8/304:53 pm -
1 stop7h 06m
Deal found 8/3![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/16:00 am -
1 stop9h 09m
Mon 9/76:14 pm -
1 stop6h 45m
Deal found 8/2![American Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 7/30. 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 8/1412:00 pm -
1 stop9h 08m
Tue 8/186:00 am -
1 stop6h 42m
Deal found 7/30![Delta logo]()
$438
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am -
1 stop8h 20m
Sat 10/314:55 pm -
1 stop6h 45m
Deal found 8/3![United Airlines logo]()
$448
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:00 am -
2 stops9h 17m
Fri 9/181:17 pm -
2 stops9h 36m
Deal found 8/1![United Airlines logo]()
$453
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 August 4, 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 August 4, 2026.
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 8/2712:33 pm -
1 stop7h 58m
Sun 8/306:22 pm -
1 stop6h 37m
Deal found 8/3![American Airlines logo]()
$348
This Delta deal was found by Cheapflights users on 8/2. 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.
Thu 11/1911:10 pm -
1 stop7h 58m
Fri 11/276:00 am -
1 stop7h 10m
Deal found 8/2![Delta logo]()
$418
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:00 am -
1 stop8h 20m
Sat 10/314:55 pm -
1 stop6h 45m
Deal found 8/3![United Airlines logo]()
$448
This Delta deal was found by Cheapflights users on 8/1. 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 8/1410:00 pm -
1 stop9h 12m
Fri 8/212:42 pm -
2 stops10h 52m
Deal found 8/1![Delta logo]()
$419
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/16:00 am -
1 stop9h 09m
Mon 9/76:14 pm -
1 stop6h 45m
Deal found 8/2![American Airlines logo]()
$435
This Delta deal was found by Cheapflights users on 7/30. 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 8/145:05 pm -
2 stops14h 07m
Tue 8/1812:30 pm -
1 stop9h 23m
Deal found 7/30![Delta logo]()
$444
This Delta deal was found by Cheapflights users on 8/1. 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 8/145:05 pm -
2 stops14h 07m
Thu 8/202:42 pm -
1 stop9h 10m
Deal found 8/1![Delta logo]()
$459
Last-minute flights from Ontario to MontgomeryDiscover last-minute flight deals from Ontario to Montgomery. Data last updated August 4, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Montgomery. Data last updated August 4, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 7/31. 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 8/712:00 pm -
1 stop9h 08m
Fri 8/1412:30 pm -
1 stop8h 00m
Deal found 7/31![Delta logo]()
$463
This Delta deal was found by Cheapflights users on 8/1. 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 8/1410:00 pm -
1 stop9h 12m
Fri 8/216:00 am -
1 stop6h 42m
Deal found 8/1![Delta logo]()
$383
This Delta deal was found by Cheapflights users on 8/1. 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 8/1410:00 pm -
1 stop9h 12m
Thu 8/206:00 am -
1 stop6h 42m
Deal found 8/1![Delta logo]()
$418
This Delta deal was found by Cheapflights users on 7/30. 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 8/1412:00 pm -
1 stop9h 08m
Tue 8/186:00 am -
1 stop6h 42m
Deal found 7/30![Delta logo]()
$438
This American Airlines deal was found by Cheapflights users on 8/3. 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.
Thu 8/2712:33 pm -
1 stop7h 58m
Sun 8/306:22 pm -
1 stop6h 37m
Deal found 8/3![American Airlines logo]()
$348
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:00 am -
2 stops9h 17m
Sun 8/304:53 pm -
1 stop7h 06m
Deal found 8/3![United Airlines logo]()
$434
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/16:00 am -
1 stop9h 09m
Mon 9/76:14 pm -
1 stop6h 45m
Deal found 8/2![American Airlines logo]()
$435
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:00 am -
1 stop8h 17m
Fri 9/111:17 pm -
2 stops9h 36m
Deal found 8/1![United Airlines logo]()
$430
This United Airlines deal was found by Cheapflights users on 8/1. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:00 am -
2 stops9h 17m
Fri 9/181:17 pm -
2 stops9h 36m
Deal found 8/1![United Airlines logo]()
$453
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 August 4, 2026.
Search for one-way flight options from Ontario to Montgomery. Find affordable one-way fares based on user searches. Data last updated August 4, 2026.
This Delta deal was found by Cheapflights users on 8/3. 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 9/612:00 pm -
1 stop6h 14m
Deal found 8/3![Delta logo]()
$185
This Delta deal was found by Cheapflights users on 8/2. 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.
Sat 9/55:05 pm -
2 stops14h 07m
Deal found 8/2![Delta logo]()
$191
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:00 am -
2 stops9h 17m
Deal found 8/3![United Airlines logo]()
$241
This United Airlines deal was found by Cheapflights users on 8/3. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:00 am -
1 stop28h 41m
Deal found 8/3![United Airlines logo]()
$343
This American Airlines deal was found by Cheapflights users on 8/2. 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 9/812:59 pm -
2 stops31h 09m
Deal found 8/2![American Airlines logo]()
$358
This Delta deal was found by Cheapflights users on 8/2. 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 9/410:00 pm -
1 stop9h 12m
Deal found 8/2![Delta logo]()
$373
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Fri 9/412:59 pm -
2 stops31h 32m
Deal found 8/2![American Airlines logo]()
$386
This American Airlines deal was found by Cheapflights users on 8/2. 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.
Mon 9/712:59 pm -
2 stops31h 32m
Deal found 8/2![American Airlines logo]()
$439
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 August 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $348 (American Airlines) |
One-way from | $185 (Delta) |
Popular in | November |
Cheapest in | August |
Average price | $338 |
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 August 4, 2026.
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
Cheapest round-trip
Quickest round-trip
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Thu 8/27
12:33 pm-10:31 pm
1 stop7h 58m
Montgomery Dannelly Field
Sun 8/30
6:22 pm-10:59 pm
1 stop6h 37m
$348
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Thu 11/19
11:10 pm-9:08 am
1 stop7h 58m
Montgomery Dannelly Field
Fri 11/27
6:00 am-11:10 am
1 stop7h 10m
$418
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Fri 8/14
10:00 pm-9:12 am
1 stop9h 12m
Montgomery Dannelly Field
Fri 8/21
2:42 pm-11:34 pm
2 stops10h 52m
$419
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Tue 9/1
6:00 am-5:09 pm
1 stop9h 09m
Montgomery Dannelly Field
Mon 9/7
6:14 pm-10:59 pm
1 stop6h 45m
$435
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Fri 8/14
5:05 pm-9:12 am
2 stops14h 07m
Montgomery Dannelly Field
Tue 8/18
12:30 pm-7:53 pm
1 stop9h 23m
$444
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Tue 10/27
6:00 am-4:20 pm
1 stop8h 20m
Montgomery Dannelly Field
Sat 10/31
4:55 pm-9:40 pm
1 stop6h 45m
$448
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Fri 8/14
5:05 pm-9:12 am
2 stops14h 07m
Montgomery Dannelly Field
Thu 8/20
2:42 pm-9:52 pm
1 stop9h 10m
$459
Cheapest one-way
Quickest one-way
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Sun 9/6
12:00 pm-8:14 pm
1 stop6h 14m
$185
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Sat 9/5
5:05 pm-9:12 am
2 stops14h 07m
$191
OntarioMontgomery
ONT - MGM
ONTMGM
Ontario
Mon 9/7
6:00 am-12:41 pm
1 stop28h 41m
$343
Showing 1-10 of 11 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Montgomery, Alabama flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Montgomery, Alabama flight deals on Cheapflights vs. FlightHub >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 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, 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.
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
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 August 4, 2026.
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.
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
Boarding
8.1
Crew
8.5
Overall
7.8
Entertainment
7.8
Food
7.2
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentMichael,Sep 2023
SMF - ATL
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.
Traveling to a place near Montgomery?
Book flights to Montgomery if you plan to visit one of these locationsPrattville
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
Complete your trip
Flights by cabin class
Montgomery flight routes
Other flight options
Other flights from Ontario
Popular flights
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 August 4, 2026.
Ontario and Montgomery flights
Browse other Ontario and Montgomery flight options. Last updated on August 4, 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 August 4, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 2 airlines flying from Ontario to Montgomery
Discover the top 2 airlines 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 August 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$373 | Average$516 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$384 | Average$561 | FlexibilityNo cancel fee | On-time71% |