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$192+ Cheap flights from Ontario to Huntsville (ONT - HSV)

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HSV
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
1 adult, Economy
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Cheap flight deals from Ontario to Huntsville

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Huntsville (HSV). 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 October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$289
(American Airlines)

One-way from

$192
(Kiwi.com)

Popular in

November

Cheapest in

January

Average price

$589
Provider with most accurate pricing for Ontario-Huntsville flight deals.
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Provider most trusted by Cheapflights users for Ontario-Huntsville flights.
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From Ontario to Huntsville
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One-way flight from Ontario to Huntsville
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Highest demand for flights based on searches. 21% potential increase in price ($130 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Ontario to Huntsville

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

This Delta deal was found by Cheapflights users on 10/10. 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.
Tue 11/1110:25 pmONT - HSV
1 stop7h 50mDelta
Mon 11/176:22 pmHSV - ONT
1 stop6h 42mDelta
Deal found 10/10$289
This United Airlines deal was found by Cheapflights users on 10/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/35:05 amONT - HSV
2 stops12h 46mUnited Airlines
Mon 12/82:45 pmHSV - ONT
1 stop9h 04mUnited Airlines
Deal found 10/9$312
This Delta deal was found by Cheapflights users on 10/9. 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.
Fri 10/2410:00 pmONT - HSV
1 stop9h 04mDelta
Tue 10/286:09 amHSV - ONT
1 stop6h 17mDelta
Deal found 10/9$339
This Delta deal was found by Cheapflights users on 10/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/104:49 pmONT - HSV
2 stops13h 26mDelta
Sun 11/165:20 amHSV - ONT
1 stop7h 46mDelta
Deal found 10/8$349
This Delta deal was found by Cheapflights users on 10/9. 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.
Thu 10/1610:00 pmONT - HSV
1 stop8h 04mDelta
Thu 10/232:25 pmHSV - ONT
1 stop6h 54mDelta
Deal found 10/9$379
This American Airlines deal was found by Cheapflights users on 10/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/119:59 amONT - HSV
2 stops10h 54mAmerican Airlines
Sun 11/161:00 pmHSV - ONT
2 stops10h 59mAmerican Airlines
Deal found 10/9$404
This Delta deal was found by Cheapflights users on 10/9. 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.
Thu 10/1610:00 pmONT - HSV
1 stop8h 04mDelta
Tue 10/216:09 amHSV - ONT
1 stop6h 17mDelta
Deal found 10/9$419
This Delta deal was found by Cheapflights users on 10/9. 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.
Thu 10/237:05 amONT - HSV
1 stop6h 39mDelta
Sun 10/266:09 amHSV - ONT
1 stop6h 17mDelta
Deal found 10/9$429

Cheapflights Fare Finder

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

Fly from

Ontario

Fly to

Huntsville

Route

Depart

Return

Price

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 11/11

10:25 pm-8:15 am

1 stop7h 50m

Huntsville

Mon 11/17

6:22 pm-11:04 pm

1 stop6h 42m

$289

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Wed 12/3

6:00 am-4:51 pm

1 stop8h 51m

Huntsville

Mon 12/8

2:45 pm-9:49 pm

1 stop9h 04m

$289

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Fri 10/24

10:00 pm-9:04 am

1 stop9h 04m

Huntsville

Tue 10/28

6:09 am-10:26 am

1 stop6h 17m

$339

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Mon 11/10

10:25 pm-9:13 am

1 stop8h 48m

Huntsville

Sun 11/16

5:20 am-11:06 am

1 stop7h 46m

$344

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 11/11

9:59 am-10:53 pm

2 stops10h 54m

Huntsville

Sun 11/16

1:00 pm-9:59 pm

2 stops10h 59m

$404

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Thu 10/23

7:05 am-3:44 pm

1 stop6h 39m

Huntsville

Sun 10/26

6:09 am-10:26 am

1 stop6h 17m

$429

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Sat 11/8

8:00 am-6:26 pm

1 stop8h 26m

$192

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Sat 10/18

8:00 am-6:26 pm

1 stop8h 26m

$266

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Sat 11/8

5:05 am-10:06 pm

2 stops15h 01m

$298

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Sat 11/1

7:35 am-8:43 pm

2 stops11h 08m

$308

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 16 results
1
2

Compare providers for flights from Ontario to Huntsville

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 Huntsville in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
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-Huntsville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Huntsville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Huntsville flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Huntsville 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-Huntsville 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 Huntsville

Have a flexible travel schedule? Discover the best time to fly to Huntsville 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 Huntsville

What is the cheapest month to book a flight from Ontario to Huntsville?

Currently, August is the cheapest month in which you can book a flight from Ontario to Huntsville (average of $96). Flying from Ontario to Huntsville in December is currently the most expensive (average of $235). 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 ONT to HSV?

Find hourly flight availability from Ontario to Huntsville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 10, 2025.

It’s optimal to fly from Ontario to Huntsville in the afternoon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the morning.

Reviews of airlines servicing Huntsville

Get insights into the airlines that provide service to Huntsville. 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 Huntsville. Reviews last updated October 10, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and American Airlines from Ontario to Huntsville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,969 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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
8.0
Very good
7,969 reviews
Delta
8.0
Very good
7,969 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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
United Airlines
7.4
Good
8,968 reviews
Delta
8.0
Very good
7,969 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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
7.2
Good
11,043 reviews
Delta
8.0
Very good
7,969 reviews

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Comfort

7.9

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

Find useful and relevant information for your journey from Ontario to Huntsville. 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 Huntsville?

    A quick flight from Ontario to Huntsville can take about 7h 50m. Delta provides one of the quickest options available for as low as $289. There are 1751 mi between Ontario and Huntsville. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    Currently priced at $288, American Airlines will fly you from Ontario to Huntsville and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and United Airlines - these airlines can fly you to your destination from $288 and $303, respectively. American Airlines is priced at 37% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Huntsville 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 Huntsville?

    Currently, August is the cheapest month in which you can book a flight from Ontario to Huntsville (average of $96). Flying from Ontario to Huntsville in December is currently the most expensive (average of $235). 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 Huntsville?

Book flights to Huntsville if you plan to visit one of these locations
Cullman
Guntersville

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Top 3 airlines flying from Ontario to Huntsville

Discover the top 3 airlines that operate flights from Ontario to Huntsville. 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 October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$403FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$288Average$453FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$303Average$497FlexibilityNo cancel feeOn-time69%

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