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Cheap flights from Ontario to Houston from $134

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Houston departing on 6/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Ontario to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
12:25 pm - 5:25 pm
ONT
-
HOU
3h 00mnonstop
Southwest Logo
8:35 pm - 9:55 pm
HOU
-
ONT
3h 20mnonstop
$277Southwest
Wed, Oct 14 - Wed, Nov 4
Southwest Logo
12:05 pm - 8:00 pm
ONT
-
HOU
5h 55m
1 stop
Southwest Logo
9:25 pm - 10:35 pm
HOU
-
ONT
3h 10mnonstop
$287Southwest
Tue, Jul 14 - Tue, Jul 21
Southwest Logo
12:25 pm - 5:25 pm
ONT
-
HOU
3h 00mnonstop
Southwest Logo
8:45 am - 2:25 pm
HOU
-
ONT
7h 40m
2 stops
$292Southwest
Wed, Oct 14 - Wed, Nov 4
Southwest Logo
12:30 pm - 5:35 pm
ONT
-
HOU
3h 05mnonstop
Southwest Logo
8:05 am - 9:15 am
HOU
-
ONT
3h 10mnonstop
$293Southwest
Tue, Aug 11 - Thu, Aug 13
Delta Logo
7:00 am - 4:23 pm
ONT
-
HOU
7h 23m
1 stop
Delta Logo
6:00 am - 11:04 am
HOU
-
ONT
7h 04m
1 stop
$297Delta
Wed, Sep 9 - Tue, Sep 15
Southwest Logo
12:30 pm - 5:35 pm
ONT
-
HOU
3h 05mnonstop
Southwest Logo
12:35 pm - 3:05 pm
HOU
-
ONT
4h 30m
1 stop
$299Southwest
Tue, Aug 11 - Thu, Aug 13
Delta Logo
5:05 pm - 9:15 am
ONT
-
HOU
14h 10m
2 stops
Delta Logo
6:00 am - 11:04 am
HOU
-
ONT
7h 04m
1 stop
$302Delta
Wed, Sep 9 - Tue, Sep 15
Southwest Logo
12:30 pm - 5:35 pm
ONT
-
HOU
3h 05mnonstop
Southwest Logo
11:00 am - 3:15 pm
HOU
-
ONT
6h 15m
1 stop
$303Southwest
Wed, Sep 23 - Mon, Sep 28
Southwest Logo
12:05 pm - 8:00 pm
ONT
-
HOU
5h 55m
1 stop
Southwest Logo
9:25 pm - 10:35 pm
HOU
-
ONT
3h 10mnonstop
$307Southwest
Tue, Jun 23 - Tue, Jul 7
Southwest Logo
11:55 pm - 10:25 am
ONT
-
HOU
8h 30m
1 stop
Southwest Logo
12:35 pm - 3:05 pm
HOU
-
ONT
4h 30m
1 stop
$308Southwest
Tue, Aug 11 - Thu, Aug 13

Delta flights from Ontario to Houston Hobby Airport

Our best Delta deals on Ontario to Houston Hobby Airport flight tickets
Delta
Sep 9
ONT12:00 pmOntario
7h 35m
1 stop
HOU9:35 pmHouston Hobby
Sep 16
HOU6:00 amHouston Hobby
7h 04m
1 stop
ONT11:04 amOntario
$297
Delta
Sep 9
ONT5:05 pmOntario
14h 10m
2 stops
HOU9:15 amHouston Hobby
Sep 15
HOU6:00 amHouston Hobby
7h 04m
1 stop
ONT11:04 amOntario
$302
Delta
Aug 26
ONT12:32 pmOntario
8h 14m
1 stop
HOU10:46 pmHouston Hobby
Aug 31
HOU6:00 amHouston Hobby
12h 14m
2 stops
ONT4:14 pmOntario
$318

American Airlines flights from Ontario to Houston Hobby Airport

Our best American Airlines deals on Ontario to Houston Hobby Airport flight tickets
American Airlines
Aug 19
ONT7:06 amOntario
6h 22m
1 stop
HOU3:28 pmHouston Hobby
Aug 24
HOU6:14 pmHouston Hobby
6h 44m
1 stop
ONT10:58 pmOntario
$313
American Airlines
Oct 17
ONT11:59 pmOntario
7h 00m
1 stop
HOU8:59 amHouston Hobby
Oct 20
HOU6:00 amHouston Hobby
5h 29m
1 stop
ONT9:29 amOntario
$317
American Airlines
Jun 9
ONT11:59 pmOntario
6h 58m
1 stop
HOU8:57 amHouston Hobby
Jun 10
HOU8:23 pmHouston Hobby
5h 36m
1 stop
ONT11:59 pmOntario
$342

momondo Fare Finder

 
Customize your flight search to find flights from Ontario to Houston Hobby Airport 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, momondo users made 832,500 searches. Data last updated May 19, 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

Wed 10/14

12:25 pm-5:25 pm

Nonstop3h 00m

Houston Hobby

Wed 11/4

8:35 pm-9:55 pm

Nonstop3h 20m

$277

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Tue 7/14

12:05 pm-8:00 pm

1 stop5h 55m

Houston Hobby

Tue 7/21

9:25 pm-10:35 pm

Nonstop3h 10m

$287

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Wed 10/14

12:25 pm-5:25 pm

Nonstop3h 00m

Houston Hobby

Wed 11/4

8:45 am-2:25 pm

2 stops7h 40m

$292
Quickest round-trip

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Tue 8/11

12:30 pm-5:35 pm

Nonstop3h 05m

Houston Hobby

Thu 8/13

8:05 am-9:15 am

Nonstop3h 10m

$293

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Wed 9/9

7:00 am-4:23 pm

1 stop7h 23m

Houston Hobby

Tue 9/15

6:00 am-11:04 am

1 stop7h 04m

$297

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Tue 8/11

12:30 pm-5:35 pm

Nonstop3h 05m

Houston Hobby

Thu 8/13

12:35 pm-3:05 pm

1 stop4h 30m

$299

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Wed 9/9

5:05 pm-9:15 am

2 stops14h 10m

Houston Hobby

Tue 9/15

6:00 am-11:04 am

1 stop7h 04m

$302

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Wed 9/23

12:30 pm-5:35 pm

Nonstop3h 05m

Houston Hobby

Mon 9/28

11:00 am-3:15 pm

1 stop6h 15m

$303

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Tue 6/23

12:05 pm-8:00 pm

1 stop5h 55m

Houston Hobby

Tue 7/7

9:25 pm-10:35 pm

Nonstop3h 10m

$307

OntarioHouston

ONT - HOU

ONTHOU

Ontario

Tue 8/11

11:55 pm-10:25 am

1 stop8h 30m

Houston Hobby

Thu 8/13

12:35 pm-3:05 pm

1 stop4h 30m

$308

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Ontario to Houston Hobby Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Ontario and Houston Hobby Airport?

What is the cheapest month to fly to Houston Hobby Airport?

In general, October is the cheapest month to fly from Ontario to Houston Hobby Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $212. The month of September is another great option to travel to Houston Hobby Airport, with average flight prices from Ontario averaging around $254.

What is the cheapest day to depart on your flight to Houston Hobby Airport?

Our data shows that Friday is the least expensive day to fly to Houston Hobby Airport. Tickets to fly out on this day can be as low as $370. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston Hobby Airport on Sunday is $488.

What is the cheapest time of day to depart on your flight to Houston Hobby Airport?

According to our data, the cheapest time of day to fly to Houston Hobby Airport is at noon. momondo users have found flights departing from Ontario to Houston Hobby Airport at noon for as low as $255. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $416. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ontario to Houston Hobby flight route?

Fly from Ontario to Houston Hobby for the best Ontario - Houston Hobby flight prices

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

You are more likely to see cheaper flights to Houston Hobby Airport from Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston Hobby Airport for around $298 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston Hobby Airport from Ontario for as low as $201 on momondo.

Can stopping save me money on Ontario to Houston Hobby Airport flights?

No. A direct flight is the cheapest option for a flight between Ontario to Houston Hobby Airport.

How have Ontario to Houston Hobby Airport flight prices changed over time?

As of May 2026, prices for Ontario to Houston Hobby Airport flights are approximately 32% more expensive when compared to flights at the same time last year.

When to book flights from Ontario to Houston Hobby Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Ontario to Houston Hobby Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Ontario to Houston Hobby Airport (ONT to HOU) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ontario to Houston Hobby Airport

Best Price Found

$205

Fastest flight time

2h 57m

Direct flights

Every day
The best one-way flight to Houston Hobby Airport from Ontario in the past 72 hours is $205. The best round-trip flight deal from Ontario to Houston Hobby Airport found on momondo in the last 72 hours is $377.
The fastest flight from Ontario to Houston Hobby Airport takes 2h 57m
Direct flights go from Ontario to Houston Hobby Airport every day.
Search flight deals

Frequently asked questions about flying from Ontario to Houston Hobby Airport

  • How far is Ontario to Houston Hobby by plane?

    There are 1344.1 mi between Ontario and Houston Hobby. Flights usually cover this in 2h 57m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Ontario Airport to Houston Hobby Airport?

    Prices for flights from Ontario Airport to Houston Hobby Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Ontario Airport to Houston Hobby Airport?

  • How old do you have to be to fly from Ontario Airport to Houston Hobby Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Houston Hobby Airport.

  • What documentation or ID do you need to fly to Houston Hobby Airport?

    The necessary travel and health documents for your Houston Hobby Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ontario to Houston Hobby Airport?

  • What is the most popular airline from Ontario to Houston Hobby Airport?

Best airlines flying from Ontario to Houston Hobby Airport

Compare and see reviews for airlines that fly from Ontario to Houston Hobby Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $74Free CancellationRating
5.6
2,946 reviews
Search Frontier flights
United AirlinesPriceFrom $168Free CancellationRating
7.4
9,736 reviews
Search United Airlines flights
SouthwestPriceFrom $194Free CancellationRating
7.9
4,286 reviews
Search Southwest flights
American AirlinesPriceFrom $210Free CancellationRating
7.1
11,648 reviews
Search American Airlines flights

  • Southwest Flights From Ontario to Houston Hobby Airport

    Southwest flight deals from Ontario to Houston Hobby Airport start from $194 round-trip. Over the 5 Southwest flights for this route in a normal week, average airfare is usually $391 round-trip - but some users have found much cheaper deals with momondo.

Traveling to a place near Houston?

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

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Houston?

It is quick and easy to find Ontario to Houston flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Houston that suits you.

Can I find flights from Ontario to Houston with flexible booking policies on momondo?

All flight searches from Ontario to Houston on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Ontario to Houston?

momondo provides multiple filters to help you find the best flight to Houston from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Ontario to Houston right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Houston flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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