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Huntsville

$163+ 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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HSV
Mar 27 — Apr 31
Fri 3/27
Fri 4/3
1 adult, Economy
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Cheap 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 February 25, 2026.

This United Airlines deal was found by Cheapflights users on 2/24. 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 4/81:34 pm
ONT
-
HSV
1 stop6h 18m
United Airlines
Wed 4/222:30 pm
HSV
-
ONT
1 stop9h 56m
United Airlines
Deal found 2/24$323
This American Airlines deal was found by Cheapflights users on 2/23. 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 9/1011:59 pm
ONT
-
HSV
1 stop8h 08m
American Airlines
Tue 9/157:46 pm
HSV
-
ONT
1 stop6h 31m
American Airlines
Deal found 2/23$334
This Kiwi.com deal was found by Cheapflights users on 2/24. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/85:18 pm
ONT
-
HSV
2 stops38h 36m
Multiple Airlines
Wed 4/229:49 am
HSV
-
ONT
1 stop24h 35m
Multiple Airlines
Deal found 2/24$345
This United Airlines deal was found by Cheapflights users on 2/23. 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 9/106:02 am
ONT
-
HSV
1 stop8h 10m
United Airlines
Tue 9/159:00 am
HSV
-
ONT
2 stops10h 18m
United Airlines
Deal found 2/23$357
This United Airlines deal was found by Cheapflights users on 2/23. 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 3/105:15 am
ONT
-
HSV
1 stop7h 29m
United Airlines
Sun 3/152:15 pm
HSV
-
ONT
1 stop10h 03m
United Airlines
Deal found 2/23$384
This United Airlines deal was found by Cheapflights users on 2/24. 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 5/291:18 pm
ONT
-
HSV
1 stop6h 20m
United Airlines
Mon 6/12:50 pm
HSV
-
ONT
1 stop9h 05m
United Airlines
Deal found 2/24$399
This Delta deal was found by Cheapflights users on 2/23. 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.
Wed 3/410:20 pm
ONT
-
HSV
1 stop7h 53m
Delta
Tue 3/107:00 am
HSV
-
ONT
1 stop6h 47m
Delta
Deal found 2/23$404
This Delta deal was found by Cheapflights users on 2/24. 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 3/710:20 pm
ONT
-
HSV
1 stop7h 10m
Delta
Wed 3/112:05 pm
HSV
-
ONT
2 stops11h 46m
Delta
Deal found 2/24$409
This Delta deal was found by Cheapflights users on 2/23. 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 9/105:05 pm
ONT
-
HSV
2 stops13h 02m
Delta
Tue 9/156:30 am
HSV
-
ONT
2 stops13h 31m
Delta
Deal found 2/23$419
This United Airlines deal was found by Cheapflights users on 2/24. 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 5/166:00 am
ONT
-
HSV
2 stops13h 54m
United Airlines
Wed 5/202:55 pm
HSV
-
ONT
1 stop9h 03m
United Airlines
Deal found 2/24$426

Find 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 February 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$323
(United Airlines)

One-way from

$163
(Kiwi.com)

Popular in

November

Cheapest in

August

Average price

$488
Provider with most accurate pricing for Ontario-Huntsville flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Huntsville flights.
Search Deals
From Ontario to Huntsville
Search Deals
One-way flight from Ontario to Huntsville
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($94 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($17 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 February 25, 2026.
Use the filters below to find and compare flights from Ontario to Huntsville that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Wed 4/8

1:34 pm-9:52 pm

1 stop6h 18m

Huntsville

Wed 4/22

2:30 pm-10:26 pm

1 stop9h 56m

$323

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 5/5

6:00 am-9:54 pm

2 stops13h 54m

Huntsville

Sat 5/9

3:47 pm-8:36 pm

1 stop6h 49m

$404

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Sat 3/7

6:15 am-9:20 pm

2 stops13h 05m

Huntsville

Wed 3/11

4:35 pm-10:36 pm

1 stop8h 01m

$409

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 5/5

1:40 pm-9:54 pm

1 stop6h 14m

Huntsville

Sun 5/10

4:00 pm-9:58 pm

1 stop7h 58m

$441

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 3/24

5:15 am-2:44 pm

1 stop7h 29m

Huntsville

Tue 3/31

2:30 pm-10:26 pm

1 stop9h 56m

$497

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Thu 3/19

10:25 pm-8:30 am

1 stop8h 05m

Huntsville

Sun 3/22

2:05 pm-11:51 pm

2 stops11h 46m

$554

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Wed 3/25

6:00 am-4:51 pm

1 stop8h 51m

Huntsville

Fri 4/3

2:30 pm-10:26 pm

1 stop9h 56m

$567

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Fri 3/27

10:25 pm-9:01 am

1 stop8h 36m

Huntsville

Fri 4/3

2:05 pm-11:51 pm

2 stops11h 46m

$572

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Tue 4/21

10:15 pm-8:28 am

1 stop8h 13m

Huntsville

Mon 4/27

5:22 am-11:36 am

1 stop8h 14m

$589

OntarioHuntsville

ONT - HSV

ONTHSV

Ontario

Fri 3/13

7:09 pm-7:59 pm

3 stops46h 50m

$267

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/22

Showing 1-10 of 17 resultsSorted by cheapest first
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 February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 $97). Flying from Ontario to Huntsville in March is currently the most expensive (average of $236). 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 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 February 25, 2026.
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
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.2

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
7.9
Good
8,237 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.2

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
9,345 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.2

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
11,345 reviews
Delta
7.9
Good
8,237 reviews

Entertainment

7.8

Boarding

8.1

Comfort

7.9

Crew

8.5

Overall

7.9

Food

7.2

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 10m. United Airlines provides one of the quickest options available for as low as $484. 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 $308, 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 $97). Flying from Ontario to Huntsville in March is currently the most expensive (average of $236). 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
Guntersville

Browse thousands of different options on Cheapflights for your next trip

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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 February 25, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$288Average$427FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$428FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$308Average$483FlexibilityNo cancel feeOn-time69%

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