HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$189+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
HSV — ONT
Aug 22 — Aug 291
Sat 8/22
Sat 8/29
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Huntsville to Ontario 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 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 July 23, 2026.

This Delta deal was found by Cheapflights users on 7/18. 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.
Wed 8/1212:33 pm
HSV
-
ONT
1 stop9h 20m
Delta
Sun 8/2310:00 pm
ONT
-
HSV
1 stop9h 07m
Delta
Deal found 7/18$349
This United Airlines deal was found by Cheapflights users on 7/19. 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 8/201:16 pm
HSV
-
ONT
2 stops11h 43m
United Airlines
Fri 8/286:00 am
ONT
-
HSV
1 stop9h 05m
United Airlines
Deal found 7/19$354
This Delta deal was found by Cheapflights users on 7/22. 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 8/135:21 am
HSV
-
ONT
1 stop7h 21m
Delta
Sat 8/2212:00 pm
ONT
-
HSV
1 stop8h 44m
Delta
Deal found 7/22$359
This Delta deal was found by Cheapflights users on 7/18. 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.
Wed 8/1212:33 pm
HSV
-
ONT
1 stop9h 20m
Delta
Sat 8/2212:00 pm
ONT
-
HSV
1 stop6h 36m
Delta
Deal found 7/18$384
This American Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 9/235:00 am
HSV
-
ONT
1 stop6h 29m
American Airlines
Tue 9/292:22 pm
ONT
-
HSV
1 stop7h 18m
American Airlines
Deal found 7/21$406
This United Airlines deal was found by Cheapflights users on 7/21. 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 9/2311:10 am
HSV
-
ONT
2 stops11h 43m
United Airlines
Tue 9/295:00 am
ONT
-
HSV
1 stop7h 06m
United Airlines
Deal found 7/21$411
This Delta deal was found by Cheapflights users on 7/18. 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.
Wed 8/1212:33 pm
HSV
-
ONT
1 stop9h 20m
Delta
Mon 8/2410:00 pm
ONT
-
HSV
1 stop8h 53m
Delta
Deal found 7/18$414
This United Airlines deal was found by Cheapflights users on 7/22. 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 8/54:20 pm
HSV
-
ONT
1 stop7h 35m
United Airlines
Sat 8/85:00 am
ONT
-
HSV
1 stop7h 14m
United Airlines
Deal found 7/22$429
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1710:47 am
HSV
-
ONT
2 stops34h 14m
Multiple Airlines
Fri 8/2110:17 pm
ONT
-
HSV
1 stop17h 04m
Multiple Airlines
Deal found 7/18$439
This American Airlines deal was found by Cheapflights users on 7/22. 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 9/55:00 am
HSV
-
ONT
1 stop8h 43m
American Airlines
Fri 9/112:22 pm
ONT
-
HSV
1 stop7h 18m
American Airlines
Deal found 7/22$448

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 July 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$349
(Delta)

One-way from

$189
(American Airlines)

Popular in

January

Cheapest in

May

Average price

$452
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. 19% potential increase in price ($130 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($28 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 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 July 23, 2026.
Use the filters below to find and compare flights from Huntsville to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Thu 8/20

4:18 pm-9:52 pm

1 stop7h 34m

Ontario

Fri 8/28

10:00 pm-9:12 am

1 stop9h 12m

$349

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Wed 8/12

12:33 pm-7:53 pm

1 stop9h 20m

Ontario

Sun 8/23

10:00 pm-9:07 am

1 stop9h 07m

$349
Quickest round-trip

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Sat 8/15

6:00 am-10:42 am

1 stop6h 42m

Ontario

Sat 8/22

12:00 pm-10:44 pm

1 stop8h 44m

$359

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Thu 8/13

5:21 am-10:42 am

1 stop7h 21m

Ontario

Sat 8/22

12:00 pm-10:44 pm

1 stop8h 44m

$359

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Fri 10/23

10:47 am-6:13 pm

1 stop9h 26m

Ontario

Sun 10/25

11:15 pm-10:02 am

1 stop8h 47m

$359

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Thu 11/12

2:50 pm-10:14 pm

1 stop9h 24m

Ontario

Mon 11/16

10:59 pm-8:10 am

1 stop7h 11m

$359

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Fri 8/14

2:56 pm-9:52 pm

1 stop8h 56m

Ontario

Sat 8/22

12:00 pm-10:44 pm

1 stop8h 44m

$359

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Wed 8/12

2:56 pm-7:53 pm

1 stop6h 57m

Ontario

Tue 8/25

12:00 pm-10:44 pm

1 stop8h 44m

$384

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Wed 8/12

12:33 pm-7:53 pm

1 stop9h 20m

Ontario

Sat 8/22

12:00 pm-8:36 pm

1 stop6h 36m

$384

HuntsvilleOntario

HSV - ONT

HSVONT

Huntsville

Fri 8/28

2:56 pm-9:52 pm

1 stop8h 56m

Ontario

Sun 8/30

7:05 am-5:32 pm

1 stop8h 27m

$414

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/22

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

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 July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star

*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, May is the cheapest month in which you can book a flight from Huntsville to Ontario (average of $367). Flying from Huntsville to Ontario in January is currently the most expensive (average of $825). 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.

How much does it cost to fly round-trip from Huntsville to Ontario?

Airfare is below average for this route at the moment.

Huntsville to Ontario flights typically cost between $376 and $686 in August.
The cheapest round-trip price found within the last 5 days was $349 on Delta (Aug 12-Aug 20).

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 July 23, 2026.
See what other customers who have flown with Delta,United Airlines, andAmerican 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
7.8
Good
8,479 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Crew

8.5

Boarding

8.1

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
7.8
Good
8,479 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Crew

8.5

Boarding

8.1

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
10,024 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Crew

8.5

Boarding

8.1

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
7.1
Good
11,832 reviews
Delta
7.8
Good
8,479 reviews

Entertainment

7.8

Overall

7.8

Comfort

7.8

Food

7.2

Crew

8.5

Boarding

8.1

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 7h 34m. Fly via Delta to get the fastest option. The distance between Huntsville and Ontario is about 1751 mi.

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

    American Airlines, at $308, was found to be the cheapest airline from Huntsville to Ontario.Alternate airlines to your destination round-trip include Delta and United Airlines. These flights start at 41% 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, May is the cheapest month in which you can book a flight from Huntsville to Ontario (average of $367). Flying from Huntsville to Ontario in January is currently the most expensive (average of $825). 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

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 for Huntsville to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Atlanta to Las Vegas flights
Atlanta to Los Angeles flights
Atlanta to San Francisco flights
Atlanta to San Diego flights
Atlanta to Ontario flights
Atlanta to Santa Ana flights
Chattanooga to Las Vegas flights
Atlanta to Burbank flights
Atlanta to San Jose flights
Pensacola to Las Vegas flights
Montgomery to Las Vegas flights
Atlanta to Sacramento flights
Birmingham to Las Vegas flights
Atlanta to Oakland flights
Atlanta to Reno flights
Huntsville to Las Vegas flights
Birmingham to San Francisco flights
Atlanta to Fresno flights
Atlanta to Palm Springs flights
Chattanooga to Los Angeles flights
Chattanooga to San Francisco flights
Huntsville to Los Angeles flights
Montgomery to Los Angeles flights
Pensacola to Los Angeles flights
Atlanta to Santa Barbara flights
Pensacola to San Diego flights
Pensacola to San Francisco flights
Huntsville to San Diego flights
Atlanta to Long Beach flights
Mobile to Las Vegas flights
Birmingham to Los Angeles flights
Atlanta to San Luis Obispo flights
Mobile to Los Angeles flights
Chattanooga to Sacramento flights
Chattanooga to San Diego flights
Mobile to San Francisco flights
Chattanooga to Reno flights
Huntsville to San Francisco flights
Chattanooga to Ontario flights
Montgomery to Ontario flights
Atlanta to Medford flights
Birmingham to Ontario flights
Birmingham to Sacramento flights
Pensacola to Ontario flights
Huntsville to Santa Ana flights
Birmingham to San Diego flights
Valparaiso to Las Vegas flights
Pensacola to San Jose flights
Mobile to Reno flights

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 July 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$308Average$453FlexibilityNo cancel feeOn-time71%
DeltaCheapest$308Average$493FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$336Average$551FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights