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Ontario

$218+ Cheap flights from Huntsville to Ontario (HSV - ONT)

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 3/22. Fares are subject to change and may not be available on all flights or dates of travel.
HSV — ONT
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Huntsville to Ontario

Cheapest flights from Huntsville to Ontario
Explore the most affordable flight options available from Huntsville to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.

This Delta deal was found by Cheapflights users on 1/26. 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 3/32:57 pm
HSV
-
ONT
1 stop8h 08m
Delta
Tue 3/1710:25 pm
ONT
-
HSV
1 stop8h 05m
Delta
Deal found 1/26$309
This American Airlines deal was found by Cheapflights users on 1/26. 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.
Sat 2/285:16 pm
HSV
-
ONT
1 stop7h 33m
American Airlines
Sat 3/711:58 pm
ONT
-
HSV
1 stop5h 57m
American Airlines
Deal found 1/26$312
This United Airlines deal was found by Cheapflights users on 1/27. 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 3/192:51 pm
HSV
-
ONT
1 stop9h 45m
United Airlines
Tue 3/245:15 am
ONT
-
HSV
1 stop7h 29m
United Airlines
Deal found 1/27$322
This Delta deal was found by Cheapflights users on 1/27. 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 5/235:20 pm
HSV
-
ONT
1 stop6h 49m
Delta
Mon 5/2510:59 pm
ONT
-
HSV
1 stop7h 10m
Delta
Deal found 1/27$334
This Delta deal was found by Cheapflights users on 1/27. 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 2/107:45 am
HSV
-
ONT
2 stops10h 30m
Delta
Wed 2/1810:20 pm
ONT
-
HSV
1 stop7h 53m
Delta
Deal found 1/27$339
This Delta deal was found by Cheapflights users on 1/26. 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 2/102:55 pm
HSV
-
ONT
1 stop8h 10m
Delta
Fri 2/2010:20 pm
ONT
-
HSV
1 stop9h 07m
Delta
Deal found 1/26$354
This Delta deal was found by Cheapflights users on 1/27. 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 5/235:20 pm
HSV
-
ONT
1 stop6h 49m
Delta
Tue 5/2610:59 pm
ONT
-
HSV
1 stop7h 10m
Delta
Deal found 1/27$359
This Delta deal was found by Cheapflights users on 1/27. 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 3/187:00 am
HSV
-
ONT
1 stop6h 47m
Delta
Tue 3/2410:25 pm
ONT
-
HSV
1 stop8h 05m
Delta
Deal found 1/27$364
This Delta deal was found by Cheapflights users on 1/26. 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 2/85:24 am
HSV
-
ONT
1 stop8h 07m
Delta
Fri 2/2010:20 pm
ONT
-
HSV
1 stop9h 07m
Delta
Deal found 1/26$379
This United Airlines deal was found by Cheapflights users on 1/27. 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 5/24:00 pm
HSV
-
ONT
1 stop7h 58m
United Airlines
Wed 5/66:00 am
ONT
-
HSV
1 stop6h 06m
United Airlines
Deal found 1/27$399
This Delta deal was found by Cheapflights users on 1/27. 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 2/85:24 am
HSV
-
ONT
1 stop8h 07m
Delta
Thu 2/1910:20 pm
ONT
-
HSV
1 stop7h 53m
Delta
Deal found 1/27$404

Find flight deals from Huntsville to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Huntsville (HSV) to Ontario (ONT). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(Delta)

One-way from

$218
(Kiwi.com)

Popular in

August

Cheapest in

April

Average price

$436
Provider with most accurate pricing for Huntsville-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Huntsville-Ontario flights.
Search Deals
From Huntsville to Ontario
Search Deals
One-way flight from Huntsville to Ontario
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($12 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Huntsville to Ontario 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 January 27, 2026.
Use the filters below to find and compare flights from Huntsville to Ontario that are best for you.

Fly from

Huntsville

Fly to

Ontario

Route

Depart

Return

Price

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Sat 2/28

5:16 pm-10:49 pm

1 stop7h 33m

Ontario

Sat 3/7

11:58 pm-7:55 am

1 stop5h 57m

$312

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Sat 5/23

5:20 pm-10:09 pm

1 stop6h 49m

Ontario

Mon 5/25

10:59 pm-8:09 am

1 stop7h 10m

$334

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Tue 2/10

5:24 am-12:16 pm

2 stops8h 52m

Ontario

Fri 2/20

10:20 pm-9:27 am

1 stop9h 07m

$339

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Tue 2/10

5:24 am-12:16 pm

2 stops8h 52m

Ontario

Wed 2/18

5:00 pm-8:13 am

2 stops13h 13m

$345

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Sat 5/2

4:00 pm-9:58 pm

1 stop7h 58m

Ontario

Wed 5/6

6:00 am-2:06 pm

1 stop6h 06m

$399

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Tue 3/3

2:57 pm-9:05 pm

1 stop8h 08m

Ontario

Wed 3/18

10:25 pm-8:30 am

1 stop8h 05m

$404

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Mon 2/16

4:15 pm-10:00 pm

1 stop7h 45m

Ontario

Thu 2/26

5:00 am-2:47 pm

1 stop7h 47m

$409

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Mon 2/9

2:15 pm-10:53 pm

2 stops10h 38m

Ontario

Thu 2/19

6:00 am-4:46 pm

1 stop8h 46m

$418

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Sat 2/21

4:15 pm-9:59 pm

1 stop7h 44m

Ontario

Wed 2/25

5:00 am-2:47 pm

1 stop7h 47m

$424

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Sat 2/28

4:15 pm-9:59 pm

1 stop7h 44m

Ontario

Tue 3/17

6:00 am-2:36 pm

1 stop6h 36m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/24

Showing 1-10 of 19 results
1
2

Compare providers for flights from Huntsville to Ontario

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

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

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

Currently, August is the cheapest month in which you can book a flight from Huntsville to Ontario (average of $73). Flying from Huntsville to Ontario in January is currently the most expensive (average of $197). 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 Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated January 27, 2026.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Huntsville to Ontario have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,119 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
7.9
Good
8,119 reviews
Delta
7.9
Good
8,119 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
9,205 reviews
Delta
7.9
Good
8,119 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
11,197 reviews
Delta
7.9
Good
8,119 reviews

Food

7.2

Boarding

8.1

Entertainment

7.8

Comfort

7.9

Overall

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

    There are many flights that can get you from Huntsville to Ontario in 6h 49m. Fly via American Airlines, Delta, or United Airlines to get the fastest option. The distance between Huntsville and Ontario is about 1751 mi. This flight may include one or multiple stops.

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

    United Airlines, at $208, was found to be the cheapest airline from Huntsville to Ontario.Alternate airlines to your destination round-trip include American Airlines and Delta. These flights start at 54% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Huntsville to Ontario (average of $73). Flying from Huntsville to Ontario in January is currently the most expensive (average of $197). 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

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Top 3 airlines flying from Huntsville to Ontario

Discover the top 3 airlines that operate flights from Huntsville to Ontario. 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 January 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$208Average$446FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$288Average$453FlexibilityNo cancel feeOn-time71%
DeltaCheapest$288Average$498FlexibilityNo cancel feeOn-timeN/A

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