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$99+ Cheap flights from Ontario (ONT) to Hobby (HOU)

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 5/2. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — HOU
May 10 — May 171
Sun 5/10
Sun 5/17
1 adult, Economy
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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”

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Cheapflights Tip: The best prices from Ontario to Houston Hobby are usually found in October or September, booked 51 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Ontario to Hobby

Cheapest flights from Ontario to Hobby
Explore the most affordable flight options available from Ontario to Hobby. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2026.

This Southwest deal was found by Cheapflights users on 4/6. 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 5/911:50 am
ONT
-
HOU
Nonstop3h 05m
Southwest
Tue 5/129:00 pm
HOU
-
ONT
Nonstop3h 25m
Southwest
Deal found 4/6$197
This Southwest deal was found by Cheapflights users on 4/9. 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.
Sat 5/3011:55 pm
ONT
-
HOU
1 stop7h 35m
Southwest
Wed 6/39:00 pm
HOU
-
ONT
Nonstop3h 25m
Southwest
Deal found 4/9$207
This Southwest deal was found by Cheapflights users on 4/9. 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.
Sat 5/96:00 am
ONT
-
HOU
1 stop5h 50m
Southwest
Wed 5/136:35 pm
HOU
-
ONT
1 stop5h 40m
Southwest
Deal found 4/9$212
This Southwest deal was found by Cheapflights users on 4/6. 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 5/191:55 pm
ONT
-
HOU
1 stop5h 40m
Southwest
Sat 5/306:10 am
HOU
-
ONT
1 stop6h 55m
Southwest
Deal found 4/6$217
This Southwest deal was found by Cheapflights users on 4/6. 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 5/512:55 pm
ONT
-
HOU
Nonstop3h 00m
Southwest
Mon 5/116:40 pm
HOU
-
ONT
1 stop6h 25m
Southwest
Deal found 4/6$222
This Southwest deal was found by Cheapflights users on 4/7. 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 5/96:00 am
ONT
-
HOU
1 stop5h 50m
Southwest
Mon 5/116:15 am
HOU
-
ONT
1 stop6h 40m
Southwest
Deal found 4/7$227
This Delta deal was found by Cheapflights users on 4/9. 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.
Fri 5/112:49 pm
ONT
-
HOU
1 stop8h 18m
Delta
Sat 5/26:00 am
HOU
-
ONT
1 stop7h 36m
Delta
Deal found 4/9$232
This Southwest deal was found by Cheapflights users on 4/9. 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 5/11:50 pm
ONT
-
HOU
Nonstop3h 00m
Southwest
Mon 5/48:00 am
HOU
-
ONT
1 stop4h 55m
Southwest
Deal found 4/9$233
This Southwest deal was found by Cheapflights users on 4/6. 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 4/2812:55 pm
ONT
-
HOU
Nonstop3h 00m
Southwest
Wed 5/69:00 pm
HOU
-
ONT
Nonstop3h 25m
Southwest
Deal found 4/6$234
This Southwest deal was found by Cheapflights users on 4/6. 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.
Mon 5/41:50 pm
ONT
-
HOU
Nonstop3h 00m
Southwest
Mon 5/117:50 pm
HOU
-
ONT
1 stop5h 15m
Southwest
Deal found 4/6$237

Find flight deals from Ontario to Hobby

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Hobby (HOU). 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 April 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$197
(Southwest)

One-way from

$99
(Southwest)

Popular in

March

Cheapest in

October

Average price

$247

Good round-trip deal

$386 or less

Good one-way deal

$198 or less
Provider with most accurate pricing for Ontario-Houston Hobby flight deals.
Search Deals
Provider most trusted by Cheapflights users for Ontario-Houston Hobby flights.
Search Deals
From Ontario to Houston Hobby
Search Deals
One-way flight from Ontario to Houston Hobby
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($51 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Ontario to Houston Hobby.
Search Deals
Price to beat on a one-way flight from Ontario to Houston Hobby.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Hobby 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 April 10, 2026.
Use the filters below to find and compare flights from Ontario to Houston Hobby Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Sat 5/30

11:50 am-4:55 pm

Nonstop3h 05m

Houston Hobby

Wed 6/3

12:10 pm-3:05 pm

1 stop4h 55m

$207

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Sat 5/9

6:00 am-1:50 pm

1 stop5h 50m

Houston Hobby

Mon 5/11

6:15 am-10:55 am

1 stop6h 40m

$227

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Sun 5/17

3:50 pm-1:25 am

1 stop7h 35m

Houston Hobby

Wed 5/20

9:00 pm-10:25 pm

Nonstop3h 25m

$247

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Sat 5/23

2:50 pm-9:20 pm

1 stop4h 30m

Houston Hobby

Wed 5/27

9:00 pm-10:25 pm

Nonstop3h 25m

$262
Quickest round-trip

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Thu 5/28

1:50 pm-6:50 pm

Nonstop3h 00m

Houston Hobby

Tue 6/9

9:25 pm-10:35 pm

Nonstop3h 10m

$272

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Tue 5/19

7:55 am-7:50 pm

2 stops9h 55m

Houston Hobby

Sat 5/30

6:10 am-11:05 am

1 stop6h 55m

$312

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Thu 5/21

9:55 pm-4:50 am

1 stop4h 55m

Houston Hobby

Tue 5/26

7:00 am-11:35 am

2 stops6h 35m

$372

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Wed 7/1

8:25 pm-4:55 am

1 stop6h 30m

Houston Hobby

Thu 7/9

5:30 am-11:20 am

2 stops7h 50m

$372
Cheapest one-way
Quickest one-way

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Fri 5/29

1:50 pm-6:50 pm

Nonstop3h 00m

$114

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Fri 5/15

1:50 pm-6:50 pm

Nonstop3h 00m

$114

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/5

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from Ontario to Hobby

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 Hobby in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
JustAirTicketPrice Accuracy-Trust Score*1 star
Super.comPrice Accuracy-Trust Score*3 stars
CheapflightsfaresPrice Accuracy2 starsTrust Score*2 stars
PricelinePrice Accuracy1 starTrust Score*3 stars
CheapfaremartPrice 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 Ontario-Houston Hobby Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Houston Hobby Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Houston Hobby Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-Houston Hobby Airport 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-Houston Hobby Airport 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 Hobby

Have a flexible travel schedule? Discover the best time to fly to Hobby 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 Houston Hobby Airport

How far ahead should I book a flight from Ontario to Houston Hobby Airport?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Hobby. Price data was last updated on April 3, 2026.

The price you pay for your flight from Ontario to Houston Hobby Airport may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Ontario to Houston Hobby Airport?

Currently, December is the cheapest month in which you can book a flight from Ontario to Houston Hobby Airport (average of $57). Flying from Ontario to Houston Hobby Airport in April is currently the most expensive (average of $128). 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 HOU?

Find hourly flight availability from Ontario to Hobby. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 10, 2026.

When flying from Ontario to Houston Hobby Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Ontario to Houston Hobby Airport?

The best insider tips for Ontario to Houston Hobby Airport 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 Ontario to Houston Hobby Airport trip
Our travel experts
Bill Fink

Bill Fink

Expert on ONT

Bill is an award-winning travel writer with extensive credits covering airlines and the aviation industry for publications including AARP, AFAR, The Points Guy and Yahoo. Based in Portland, Oregon, Bill has traveled to more than 75 countries - and been late for his flight in most of them. He once achieved top-level frequent flier status for all of American, Delta and United Airlines during a single year.

Read more
Scott Laird

Scott Laird

Expert on HOU

Originally from Anchorage, Alaska, Scott is a frequent contributor to Fodor’s Travel Guide, Conde Nast Traveler, TravelAge West, and TravelPulse. He holds a Bachelor of Science in Organizational Management from Alaska Pacific University and a Master of Science in Airline Management from Embry-Riddle Aeronautical University, and has worked in the airline and hotel industries and as a travel consultant.

Read more

Reviews of airlines servicing Hobby

Get insights into the airlines that provide service to Hobby. 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 Hobby. Reviews last updated April 10, 2026.
Read reviews from past customers who have flown Southwest,United Airlines, andAmerican Airlines from Ontario to Houston Hobby Airport. 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.
Southwest
8.0
Very good
4,337 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Southwest
8.0
Very good
4,337 reviews
Southwest
8.0
Very good
4,337 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
United Airlines
7.4
Good
9,559 reviews
Southwest
8.0
Very good
4,337 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
American Airlines
7.1
Good
11,562 reviews
Southwest
8.0
Very good
4,337 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.
Frontier
5.7
Fair
2,997 reviews
Southwest
8.0
Very good
4,337 reviews

Entertainment

7.5

Food

7.0

Crew

8.6

Boarding

8.1

Comfort

8.0

Overall

8.0

Reviews

1 / 20
10.0
Excellent

William Drew,Nov 2025

SJC - HNL

Flight crew was amazing! Usually they're very good on Southwest, but this crew went above and beyond. I have never ever seen so many rounds of drink service on a flight before.

Related info for your journey

Find useful and relevant information for your journey from Ontario to Hobby. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ontario to Houston Hobby?

    For a flight from Ontario to Houston Hobby, you will be flying from Ontario. Ontario (ONT) is just 3.1 mi from the center of the city. Ontario is the only Ontario airport and it handles 0 outbound flights to Houston Hobby per day. 4 airlines have flights to Houston Hobby from Ontario on a regular basis.

  • How long is the flight from Ontario to Houston Hobby Airport?

    For as low as $207, Southwest can have you in Houston Hobby Airport from Ontario in 3h 05m. Ontario and Houston Hobby Airport are separated by a distance of 1341 mi. Generally, flights for this route are nonstop.

  • What are the cheapest airlines flying from Ontario to Houston Hobby Airport round-trip?

    Cheapflights users have booked flights from Ontario to Houston Hobby Airport round-trip from $65. Other airlines that can offer you cheap pricing are United Airlines, from $168, and Southwest, from $194. Frontier is 77% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from Ontario to Houston Hobby Airport one-way?

    One-way options have recently been found by users for as low as $54 on Frontier. Other airlines that offer cheap prices include American Airlines from $104 and Southwest from $105 one-way.

  • What are the cheapest flights from Ontario to Houston Hobby Airport?

    The cheapest flight price from Ontario to Houston Hobby Airport is $147. On average you can expect to pay $390. The most popular route, (Ontario - Houston Hobby), can usually be booked for $97.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Hobby 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 Houston Hobby Airport?

    Currently, December is the cheapest month in which you can book a flight from Ontario to Houston Hobby Airport (average of $57). Flying from Ontario to Houston Hobby Airport in April is currently the most expensive (average of $128). 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 Houston Hobby Airport?

Book flights to Houston Hobby Airport if you plan to visit one of these locations
Pasadena
Kemah
Sugar Land
Stafford
Pearland
Freeport
Webster
West University Place
Seabrook
Baytown
Texas City
Lake Jackson
Rosenberg
Missouri City
League City
Nassau Bay

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Ontario to Hobby

Discover the top 4 airlines that operate flights from Ontario to Hobby. 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 April 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$65Average$202FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$168Average$354FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$194Average$393FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$210Average$386FlexibilityNo cancel feeOn-time71%

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