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$179+ 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 9/17. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HSV
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
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 August 18, 2025.

Round-trip from

$289
(American Airlines)

One-way from

$179
(Delta)

Popular in

November

Cheapest in

January

Average price

$341
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 ($121 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 18, 2025.

This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:35 pmONT - HSV
1 stop8h 48mAmerican Airlines
Wed 10/85:02 amHSV - ONT
1 stop7h 05mAmerican Airlines
Deal found 8/16$289
This Delta deal was found by Cheapflights users on 8/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1410:00 pmONT - HSV
1 stop8h 16mDelta
Sun 9/214:03 pmHSV - ONT
1 stop8h 20mDelta
Deal found 8/18$314
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:04 amONT - HSV
1 stop8h 53mUnited Airlines
Sat 9/63:25 pmHSV - ONT
1 stop7h 18mUnited Airlines
Deal found 8/17$339
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/211:59 pmONT - HSV
2 stops9h 00mAmerican Airlines
Sat 9/611:31 amHSV - ONT
2 stops9h 23mAmerican Airlines
Deal found 8/17$349
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1210:00 pmONT - HSV
1 stop8h 56mDelta
Sun 9/146:00 amHSV - ONT
1 stop6h 42mDelta
Deal found 8/17$354
This American Airlines deal was found by Cheapflights users on 8/18. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1411:59 pmONT - HSV
2 stops9h 00mAmerican Airlines
Sun 9/217:09 amHSV - ONT
1 stop8h 10mAmerican Airlines
Deal found 8/18$359
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/157:00 amONT - HSV
1 stop8h 28mUnited Airlines
Sat 9/273:45 pmHSV - ONT
1 stop6h 39mUnited Airlines
Deal found 8/17$379
This Delta deal was found by Cheapflights users on 8/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2511:55 amONT - HSV
1 stop7h 22mDelta
Mon 9/296:00 amHSV - ONT
1 stop6h 42mDelta
Deal found 8/17$384
This United Airlines deal was found by Cheapflights users on 8/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/126:38 pmONT - HSV
2 stops13h 19mUnited Airlines
Sun 9/144:35 pmHSV - ONT
1 stop6h 50mUnited Airlines
Deal found 8/17$409

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 August 18, 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

Fri 10/3

10:35 pm-9:23 am

1 stop8h 48m

Huntsville

Wed 10/8

5:02 am-10:07 am

1 stop7h 05m

$289

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Sun 9/14

10:00 pm-8:16 am

1 stop8h 16m

Huntsville

Sun 9/21

4:03 pm-10:23 pm

1 stop8h 20m

$314

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Thu 9/18

11:55 am-10:56 pm

1 stop9h 01m

Huntsville

Sun 9/21

4:03 pm-10:23 pm

1 stop8h 20m

$314

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 9/2

6:04 am-4:57 pm

1 stop8h 53m

Huntsville

Sat 9/6

3:25 pm-8:43 pm

1 stop7h 18m

$339

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 9/2

11:59 pm-10:59 am

2 stops9h 00m

Huntsville

Sat 9/6

11:31 am-6:54 pm

2 stops9h 23m

$349

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Fri 9/12

10:00 pm-8:56 am

1 stop8h 56m

Huntsville

Sun 9/14

6:00 am-10:42 am

1 stop6h 42m

$354

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Sun 9/14

11:59 pm-10:59 am

2 stops9h 00m

Huntsville

Sun 9/21

7:09 am-1:19 pm

1 stop8h 10m

$359

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Mon 9/15

7:00 am-5:28 pm

1 stop8h 28m

Huntsville

Sat 9/27

3:45 pm-8:24 pm

1 stop6h 39m

$379

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Thu 9/25

11:55 am-9:17 pm

1 stop7h 22m

Huntsville

Mon 9/29

6:00 am-10:42 am

1 stop6h 42m

$384

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Wed 9/17

10:00 pm-8:16 am

1 stop8h 16m

$179

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

Showing 1-10 of 14 results
1
2

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, January is the cheapest month in which you can book a flight from Ontario to Huntsville (average of $321). Flying from Ontario to Huntsville in March is currently the most expensive (average of $389). 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 August 18, 2025.

It’s optimal to fly from Ontario to Huntsville in the afternoon. By choosing this option you can save up to 12% 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 August 18, 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
7,981 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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
10,000 reviews
Delta
8.0
Very good
7,981 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Food

7.3

Comfort

7.9

Overall

8.0

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.

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

    Currently priced at $245, Delta will fly you from Ontario to Huntsville and back. In addition to Delta, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and United Airlines - these airlines can fly you to your destination from $248 and $303, respectively. Delta is priced at 44% 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, January is the cheapest month in which you can book a flight from Ontario to Huntsville (average of $321). Flying from Ontario to Huntsville in March is currently the most expensive (average of $389). 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$245Average$398FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$248Average$437FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$303Average$468FlexibilityNo cancel feeOn-time69%

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