$118+ Cheap flights from Hobby (HOU) to Ontario (ONT)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ONT
Oct 10 — Oct 171
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Hobby 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.Cheapflights Tip: The best prices from Houston Hobby to Ontario are usually found in August or May, booked 57 days in advance, depart on a Wednesday or Thursday and return on a Thursday
Cheap flight deals from Hobby to Ontario
Cheapest
Best
Last-minute
One-way
Cheapest flights from Hobby to OntarioExplore the most affordable flight options available from Hobby to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Hobby to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:25 pm -
Nonstop3h 20m
Tue 10/2712:40 pm -
Nonstop3h 05m
Deal found 9/8![Southwest logo]()
$235
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:25 pm -
Nonstop3h 20m
Tue 10/203:25 pm -
1 stop4h 50m
Deal found 9/9![Southwest logo]()
$245
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:35 pm -
Nonstop3h 25m
Tue 11/178:40 am -
2 stops7h 00m
Deal found 9/9![Southwest logo]()
$250
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am -
Nonstop3h 25m
Mon 10/511:55 pm -
1 stop7h 05m
Deal found 9/9![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/143:25 pm -
2 stops6h 15m
Mon 10/1911:55 pm -
1 stop7h 05m
Deal found 9/7![Southwest logo]()
$256
This Delta deal was found by Cheapflights users on 9/8. 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.
Sat 11/76:09 am -
2 stops12h 14m
Mon 11/1612:18 pm -
1 stop9h 03m
Deal found 9/8![Delta logo]()
$260
Best flights from Hobby to OntarioDiscover carefully curated flight deals from Hobby to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Hobby to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/108:35 pm -
Nonstop3h 25m
Mon 11/168:55 am -
1 stop6h 45m
Deal found 9/8![Southwest logo]()
$245
This Delta deal was found by Cheapflights users on 9/9. 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 10/1511:12 am -
2 stops14h 43m
Mon 10/1911:08 pm -
1 stop9h 00m
Deal found 9/9![Delta logo]()
$260
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:00 am -
Nonstop3h 25m
Tue 11/178:40 am -
2 stops6h 55m
Deal found 9/8![Southwest logo]()
$250
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:00 pm -
2 stops6h 50m
Mon 10/511:55 pm -
1 stop7h 05m
Deal found 9/9![Southwest logo]()
$270
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 10/2411:12 am -
1 stop10h 18m
Sat 10/317:07 am -
1 stop7h 25m
Deal found 9/9![Delta logo]()
$372
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/612:15 pm -
1 stop5h 20m
Sun 10/115:10 pm -
1 stop5h 40m
Deal found 9/9![Southwest logo]()
$336
This Southwest deal was found by Cheapflights users on 9/5. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:00 am -
Nonstop3h 25m
Mon 10/1911:55 pm -
1 stop7h 05m
Deal found 9/5![Southwest logo]()
$373
Last-minute flights from Hobby to OntarioDiscover last-minute flight deals from Hobby to Ontario. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Hobby to Ontario. Data last updated September 10, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am -
Nonstop3h 25m
Mon 10/511:55 pm -
1 stop7h 05m
Deal found 9/9![Southwest logo]()
$255
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:25 pm -
Nonstop3h 20m
Tue 10/203:25 pm -
1 stop4h 50m
Deal found 9/9![Southwest logo]()
$245
This Delta deal was found by Cheapflights users on 9/9. 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.
Sat 10/176:09 am -
2 stops12h 14m
Tue 10/2012:16 pm -
1 stop8h 47m
Deal found 9/9![Delta logo]()
$260
This Southwest deal was found by Cheapflights users on 9/8. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:25 pm -
Nonstop3h 20m
Tue 10/2712:40 pm -
Nonstop3h 05m
Deal found 9/8![Southwest logo]()
$235
One-way flights from Hobby to OntarioSearch for one-way flight options from Hobby to Ontario. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Hobby to Ontario. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:20 am -
Nonstop3h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Southwest logo]()
$118
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/212:50 pm -
1 stop5h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Southwest logo]()
$128
This Delta deal was found by Cheapflights users on 9/10. 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.
Fri 10/22:25 pm -
1 stop9h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Delta logo]()
$138
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1511:12 am -
1 stop9h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$157
This Delta deal was found by Cheapflights users on 9/9. 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.
Wed 9/302:25 pm -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Delta logo]()
$170
This American Airlines deal was found by Cheapflights users on 9/9. 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 10/69:51 am -
1 stop5h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$173
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:26 pm -
2 stops20h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$175
This Southwest deal was found by Cheapflights users on 9/7. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:00 am -
Nonstop3h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/7![Southwest logo]()
$182
This Southwest deal was found by Cheapflights users on 9/9. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/168:00 am -
1 stop7h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Southwest logo]()
$183
Find flight deals from Hobby to Ontario
Discover tips and strategies to find the most affordable flight options for your journey from Hobby (HOU) 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $235 (Southwest) |
One-way from | $118 (Southwest) |
Popular in | December |
Cheapest in | August |
Average price | $222 |
Good round-trip deal | $353 or less |
Good one-way deal | $125 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Hobby 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Houston Hobby Airport to Ontario that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Tue 10/27
1:25 pm-2:45 pm
Nonstop3h 20m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$118
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Wed 2/17
6:00 am-11:27 am
1 stop7h 27m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$128
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Wed 10/7
6:25 am-10:15 am
1 stop5h 50m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$128
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Sat 10/3
11:08 am-6:41 pm
1 stop9h 33m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$128
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Thu 10/1
11:00 am-6:07 pm
1 stop9h 07m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$128
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Fri 10/2
8:00 am-9:25 am
Nonstop3h 25m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$182
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Mon 10/19
8:00 am-9:25 am
Nonstop3h 25m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$182
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Wed 11/4
8:35 pm-10:00 pm
Nonstop3h 25m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$182
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Fri 10/23
7:30 pm-11:50 pm
1 stop6h 20m
Ontario
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$192
HoustonOntario
HOU Houston Hobby - ONT Ontario
HOUONT
Houston Hobby
Tue 11/10
8:35 pm-10:00 pm
Nonstop3h 25m
Ontario
Mon 11/16
8:55 am-5:40 pm
1 stop6h 45m
$245
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Hobby 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 Hobby to Ontario in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Houston Hobby Airport-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Houston Hobby Airport-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Houston Hobby Airport-Ontario flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Houston Hobby Airport-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 Houston Hobby Airport-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 Hobby to Ontario
Have a flexible travel schedule? Discover the best time to fly to Ontario from Hobby with our price prediction graph.
HOU-ONT
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 Houston Hobby Airport to Ontario
How far ahead should I book a flight from Houston Hobby Airport to Ontario?
To ensure you get the cheapest price possible for a flight from Houston Hobby Airport to Ontario, you should look to book at least 56 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Houston Hobby Airport to Ontario?
Currently, August is the cheapest month in which you can book a flight from Houston Hobby Airport to Ontario (average of $193). Flying from Houston Hobby Airport to Ontario in December is currently the most expensive (average of $386). 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 HOU to ONT?
Find hourly flight availability from Hobby to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 10, 2026.
A simple way to save on the total cost of your ticket is to fly from Houston Hobby Airport to Ontario at noon. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight in the afternoon.
The best insider tips for Houston Hobby Airport to Ontario flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Houston Hobby Airport to Ontario trip
Our travel experts
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 September 10, 2026.
Get a feel of what it's like to fly with Southwest,United Airlines, andAmerican Airlines from Houston Hobby Airport to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Comfort
8.0
Entertainment
7.5
Overall
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
6.0
GoodScott,Feb 2026
HOU - FLL
Related info for your journey
Find useful and relevant information for your journey from Hobby to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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
Complete your trip
Flights by cabin class
Ontario flight routes
Other flight options
Other flights from Hobby
Popular flights
Alternative routes for Hobby to Ontario
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Ontario by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Hobby to Ontario by cabin class
Find flights from Hobby to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Other flights to Ontario
Explore flights to Ontario departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Hobby and Ontario flights
Browse other Hobby and Ontario flight options. Last updated on September 10, 2026.
Other flights from Hobby
Browse through other flights departing from Hobby. Flights are based on user searches made on Cheapflights and were last updated on September 10, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Hobby to Ontario
Discover the top 4 airlines that operate flights from Hobby 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 7,457,451 searches. Data last updated September 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$97 | Average$210 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$173 | Average$381 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$186 | Average$386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$235 | Average$377 | FlexibilityNo cancel fee | On-time63% |