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Cheap flights from Ontario (ONT) to Houston from $39

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 8/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
ONT — HOU
May 21 — May 281
From?
To?
Tue 5/21
Tue 5/28
1 adult, Economy
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The best prices from Ontario to Houston are usually found in August or May, booked 81 days in advance, depart on a Thursday or Tuesday and return on a Wednesday

Cheap flight deals from Ontario to Houston

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Houston (HO1). 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 May 16, 2024.

Popular in

February

Cheapest in

August

Round-trip from

$238

One-way from

$39
High demand for flights, 20% potential price rise
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Best time to find cheap flights, 26% potential price drop
Search Deals
From Ontario to Houston
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One-way flight from Ontario to Houston
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What is the cheapest day to fly round-trip from Ontario to Houston?

Wednesday is generally a great day to depart. Flying on this day could help you save up to 46%.

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

Users have found that booking a flight from Ontario to Houston at least 55 days early can save you up to 86% on average compared to booking a flight this week. If booking 55 days before your flight isn’t an option for you, users have found flights from Ontario to Houston for as little as $257 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $478 for flights departing within the next 3 days.

What is the cheapest month to fly from Ontario to Houston?

Our data shows that September tends to be the cheapest month to fly to Houston from Ontario. Users have commonly found prices around $267 for the month, but tickets can be as low as $75. Due to multiple factors, prepare for potentially higher prices in March.

When is the cheapest time to fly from Ontario to Houston (ONT - IAH)?

When flying from Ontario to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight in the morning.

Cheap Frontier flights from Ontario to Houston

Explore cheap flight options specifically provided by Frontier for the route between Ontario and Houston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Peruse some of the lowest-priced Frontier flights we've found from Ontario to Houston. Make sure to check back often as deals are often changing.
Wed 6/195:28 pmONT - IAH
Nonstop3h 02mFrontier
Wed 6/267:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$78
Wed 8/75:11 pmONT - IAH
Nonstop3h 04mFrontier
Sat 8/109:00 pmIAH - ONT
Nonstop3h 09mFrontier
Deal found 5/15$82
Wed 9/44:48 pmONT - IAH
Nonstop3h 04mFrontier
Wed 9/118:50 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$91
Sat 9/284:48 pmONT - IAH
Nonstop3h 04mFrontier
Wed 10/28:50 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$93
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Wed 6/57:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$94
Wed 6/55:28 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/158:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$97
Sat 6/14:52 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/158:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$98
Wed 6/125:28 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/228:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$101
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/88:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/16$107

Cheap Delta flights from Ontario to Houston

Explore cheap flight options specifically provided by Delta for the route between Ontario and Houston. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a gander at the lowest prices we've found on Delta flights from Ontario to Houston. Deals frequently update to provide users with more options.
Wed 6/261:25 pmONT - IAH
1 stop6h 18mDelta
Mon 7/16:59 pmIAH - ONT
1 stop6h 42mDelta
Deal found 5/15$216
Tue 6/1110:00 pmONT - HOU
1 stop9h 27mDelta
Wed 6/124:53 pmHOU - ONT
1 stop8h 07mDelta
Deal found 5/16$322
Wed 5/2212:50 pmONT - HOU
1 stop7h 31mDelta
Wed 5/291:12 pmHOU - ONT
1 stop8h 54mDelta
Deal found 5/16$436
Wed 5/2212:50 pmONT - HOU
1 stop7h 31mDelta
Wed 5/291:12 pmHOU - ONT
1 stop8h 54mDelta
Deal found 5/15$477
Fri 5/2410:00 pmONT - IAH
1 stop9h 24mDelta
Sun 5/267:25 amIAH - ONT
1 stop6h 48mDelta
Deal found 5/15$527
Tue 5/2112:50 pmONT - IAH
1 stop9h 09mDelta
Tue 5/287:25 amIAH - ONT
1 stop6h 48mDelta
Deal found 5/15$557

Cheap Ontario to Houston flights in May & June 2024

Find cheap flight options from Ontario to Houston specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Prices were last updated on May 16, 2024.
Check out some of the best flight deals from Ontario to Houston in 2024. For more flight deals, be sure to check back very soon.
Wed 6/125:28 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/228:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$101
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/88:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/16$107
Wed 6/55:28 pmONT - IAH
Nonstop3h 02mFrontier
Tue 6/119:23 pmIAH - ONT
1 stop11h 39mFrontier
Deal found 5/15$115
Mon 6/312:59 amONT - IAH
1 stop9h 19mFrontier
Wed 6/57:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/14$117
Mon 5/277:14 amONT - IAH
1 stop11h 09mFrontier
Wed 5/298:53 pmIAH - ONT
Nonstop3h 21mFrontier
Deal found 5/15$118
Sat 5/254:52 pmONT - IAH
Nonstop3h 02mFrontier
Sun 6/211:26 pmIAH - ONT
1 stop14h 56mFrontier
Deal found 5/15$119
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Sun 6/211:26 pmIAH - ONT
1 stop14h 56mFrontier
Deal found 5/15$120
Sat 5/254:52 pmONT - IAH
Nonstop3h 02mFrontier
Sun 5/2611:26 pmIAH - ONT
1 stop11h 48mFrontier
Deal found 5/14$122
Tue 6/42:25 pmONT - IAH
1 stop22h 43mFrontier
Wed 6/57:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/14$123

Ontario to Houston 2024 flight deals

Discover exclusive flight deals for travel between Ontario and Houston in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Check out some of the best flight deals from Ontario to Houston in 2024. For more flight deals, be sure to check back very soon.
Wed 6/125:28 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/228:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$101
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/88:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/16$107
Wed 8/75:11 pmONT - IAH
Nonstop3h 04mFrontier
Tue 8/1311:22 amIAH - ONT
1 stop14h 17mFrontier
Deal found 5/16$109
Sat 8/108:27 amONT - IAH
Nonstop3h 04mFrontier
Tue 8/1311:22 amIAH - ONT
1 stop14h 17mFrontier
Deal found 5/15$110
Wed 8/74:48 pmONT - IAH
Nonstop3h 04mFrontier
Mon 8/129:42 amIAH - ONT
1 stop8h 55mFrontier
Deal found 5/15$113
Wed 6/55:28 pmONT - IAH
Nonstop3h 02mFrontier
Tue 6/119:23 pmIAH - ONT
1 stop11h 39mFrontier
Deal found 5/15$115
Mon 6/312:59 amONT - IAH
1 stop9h 19mFrontier
Wed 6/57:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/14$117
Mon 5/277:14 amONT - IAH
1 stop11h 09mFrontier
Wed 5/298:53 pmIAH - ONT
Nonstop3h 21mFrontier
Deal found 5/15$118
Sat 5/254:52 pmONT - IAH
Nonstop3h 02mFrontier
Sun 6/211:26 pmIAH - ONT
1 stop14h 56mFrontier
Deal found 5/15$119

Non-stop flights to Houston from Ontario

Discover non-stop flight options from Ontario to Houston. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
To help reduce your travel time, choose from one of these non-stop flights from Ontario to Houston. Search for alternative flights from Ontario to Houston by utilizing the search form above.
Wed 6/195:28 pmONT - IAH
Nonstop3h 02mFrontier
Wed 6/267:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$78
Wed 8/75:11 pmONT - IAH
Nonstop3h 04mFrontier
Sat 8/109:00 pmIAH - ONT
Nonstop3h 09mFrontier
Deal found 5/15$82
Wed 9/44:48 pmONT - IAH
Nonstop3h 04mFrontier
Wed 9/118:50 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$91
Sat 9/284:48 pmONT - IAH
Nonstop3h 04mFrontier
Wed 10/28:50 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$93
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Wed 6/57:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/15$94
Wed 6/55:28 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/158:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$97
Sat 6/14:52 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/158:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$98
Wed 6/125:28 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/228:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/15$101
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Sat 6/88:56 pmIAH - ONT
Nonstop3h 18mFrontier
Deal found 5/16$107

Ontario to Houston flights leaving soon

Find last-minute flight options from Ontario to Houston for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Have a look at some of the flights available from Ontario to Houston departing last-minute. Users should be sure to double check the price, date, and time of their last-minute flight.
Wed 5/224:19 pmONT - IAH
Nonstop3h 02mFrontier
Wed 5/298:53 pmIAH - ONT
Nonstop3h 21mFrontier
Deal found 5/15$98
Sun 5/2612:59 amONT - IAH
1 stop10h 11mFrontier
Wed 6/57:37 pmIAH - ONT
Nonstop3h 19mFrontier
Deal found 5/16$115
Sun 5/2612:59 amONT - IAH
1 stop10h 11mFrontier
Wed 5/298:53 pmIAH - ONT
Nonstop3h 21mFrontier
Deal found 5/15$118
Sat 5/254:52 pmONT - IAH
Nonstop3h 02mFrontier
Sun 6/211:26 pmIAH - ONT
1 stop14h 56mFrontier
Deal found 5/15$119
Tue 5/2112:59 amONT - IAH
1 stop7h 21mFrontier
Wed 5/298:53 pmIAH - ONT
Nonstop3h 21mFrontier
Deal found 5/15$120
Sat 5/254:52 pmONT - IAH
Nonstop3h 02mFrontier
Sun 5/2611:26 pmIAH - ONT
1 stop11h 48mFrontier
Deal found 5/14$122
Tue 5/2112:59 amONT - IAH
1 stop7h 21mFrontier
Wed 5/298:53 pmIAH - ONT
Nonstop3h 21mFrontier
Deal found 5/15$127
Tue 5/2112:59 amONT - IAH
1 stop7h 21mFrontier
Wed 5/298:53 pmIAH - ONT
Nonstop3h 21mFrontier
Deal found 5/15$128
Wed 5/224:19 pmONT - IAH
Nonstop3h 02mFrontier
Sun 5/2611:26 pmIAH - ONT
1 stop11h 48mFrontier
Deal found 5/15$129

One-way flights to Houston from Ontario

Search for one-way flight options from Ontario to Houston. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,637,452 searches. Data last updated May 16, 2024.
Take a look at some of the one-way flights we've detected from Ontario to Houston. For those needing a return trip from Ontario, there is a search form available above.
Sat 8/174:48 pmONT - IAH
Nonstop3h 04mFrontier
Deal found 5/15$39
Wed 8/75:11 pmONT - IAH
Nonstop3h 04mFrontier
Deal found 5/16$40
Wed 6/195:28 pmONT - IAH
Nonstop3h 02mFrontier
Deal found 5/15$43
Wed 5/224:19 pmONT - IAH
Nonstop3h 02mFrontier
Deal found 5/15$44
Wed 5/294:19 pmONT - IAH
Nonstop3h 02mFrontier
Deal found 5/16$48
Wed 5/224:19 pmONT - IAH
Nonstop3h 02mFrontier
Deal found 5/15$49
Sat 5/254:52 pmONT - IAH
Nonstop3h 02mFrontier
Deal found 5/15$54
Sat 5/2512:59 amONT - IAH
1 stop5h 46mFrontier
Deal found 5/15$70
Fri 6/710:23 pmONT - HOU
1 stop8h 20mFrontier
Deal found 5/15$70

Find flights from Ontario to Houston within your budget

Customize your flight search to find flights from Ontario to Houston 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 2,637,452 searches. Data last updated May 16, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$78 - $246

Route

Depart

Return

Price

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Wed 6/19

Nonstop3h 02m

Houston George Bush Intcntl

Wed 6/26

Nonstop3h 19m

$78

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Wed 8/7

Nonstop3h 04m

Houston George Bush Intcntl

Sat 8/10

Nonstop3h 09m

$82

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Wed 9/4

Nonstop3h 04m

Houston George Bush Intcntl

Wed 9/11

Nonstop3h 19m

$91

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Sat 9/28

Nonstop3h 04m

Houston George Bush Intcntl

Wed 10/2

Nonstop3h 19m

$93

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Wed 5/29

Nonstop3h 02m

Houston George Bush Intcntl

Wed 6/5

Nonstop3h 19m

$94

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Wed 6/5

Nonstop3h 02m

Houston George Bush Intcntl

Sat 6/15

Nonstop3h 18m

$97

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Sat 6/1

Nonstop3h 02m

Houston George Bush Intcntl

Sat 6/15

Nonstop3h 18m

$98

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Wed 6/26

1 stop6h 18m

Houston George Bush Intcntl

Mon 7/1

1 stop6h 42m

$216

OntarioHouston George Bush Intcntl

ONT - IAH

ONTIAH

Ontario

Sat 6/1

1 stop7h 53m

Houston George Bush Intcntl

Sat 6/15

1 stop7h 03m

$246

Flights are sorted by cheapest first

Deals found on 5/15

When is the best time to book a flight from Ontario to Houston?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Houston. Price data was last updated on May 10, 2024.
The best time to book flights from Ontario to Houston is 81 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Search Deals

When is the cheapest time to fly from Ontario to Houston?

Use this chart to determine the cheapest time to fly round-trip from Ontario to Houston. Price data was last updated on May 12, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Ontario to Houston flight should consider departing on Thursday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
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Average price of flights to Houston by month

Plan your trip from Ontario to Houston by taking into account the cheapest months to travel. The average price of a one-way flight from Ontario to Houston is currently $51 while a round-trip flight costs $122. Price data was last updated on May 12, 2024.

Currently, September is the cheapest month in which you can book a flight from Ontario to Houston (average of $242). Flying from Ontario to Houston in March is currently the most expensive (average of $341). 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.

January

$272

February

$274

March

$341

April

$288

May

$277

June

$313

July

$302

August

$258

September

$242

October

$267

November

$279

December

$278

Temperature and rainfall in Houston by month

Plan your trip to Houston by taking into account the average temperature and rainfall totals by month.

IAH

Temperature

53.6 - 84.2 °F

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. 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 Houston. Reviews last updated May 16, 2024.
Read through reviews of airlines operating flights from Ontario to Houston, such as Frontier, Delta and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,157 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.0
Very good
10,673 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
10,924 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,514 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Volaris
6.7
Okay
1,500 reviews
Alaska Airlines
8.1
Very good
9,157 reviews
Check prices

Crew

8.6

Food

7.3

Comfort

7.9

Entertainment

7.3

Boarding

8.2

Overall

8.1

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

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

    Located just 3.1 mi from the city center, Ontario is the airport most travelers will use when flying to Houston from Ontario. Booking flights from Ontario (ONT) to Houston should be relatively easy as there is 1 daily outbound flight to Houston from 5 different airlines.

  • Can I find flights from Ontario to Houston for under $100 on Cheapflights?

    Yes, there are multiple flights from Ontario to Houston for under $100. The cheapest flight booked recently is on Frontier for just $78, but on average you can expect to pay $106.

  • Are there nonstop flights from Ontario to Houston for under $100 on Cheapflights?

    Cheapflights has at least 20 direct flights from Ontario to Houston under $100. A good price for a nonstop flight from Ontario to Houston is less than $116.

  • Are there last-minute flights available from Ontario to Houston for under $100?

    There are currently 20+ open flights from Ontario to Houston within the next 7 days for less than $100.

  • What is the cheapest airline to fly from Ontario to Houston round-trip?

    Frontier, at $78, was found to be the cheapest airline from Ontario to Houston.. Frontier is priced at 71% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular airlines that fly from Ontario to Houston?

    Consider American Airlines, Delta or Frontier when booking your flight. These represent the most popular airlines when flying from Ontario to Houston.

  • What are the cheapest flights from Ontario to Houston?

    The cheapest flight price from Ontario to Houston is $49. On average you can expect to pay $853. The most popular route, (Ontario - Houston Hobby), can usually be booked for $94.

  • What does ONT to IAH mean?

    These are just IATA (International Air Transport Association) codes. They are used in aviation to identify and differentiate airports. That’s why a Ontario Airport to Houston George Bush Intcntl Airport flight would often be abbreviated as a ONT to IAH flight. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Houston Hobby Airport (HOU), College Station Easterwood Field Airport (CLL), Beaumont Jefferson County Airport (BPT).

  • Can I find deals for flights from Ontario to Houston that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to Houston flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to Houston with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to Houston flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Ontario to Houston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Ontario to Houston that allow pets onboard?

    Many airlines flying from Ontario to Houston offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to Houston?

    Yes, you can often find last-minute deals on Ontario to Houston flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Ontario to Houston flight deals updated?

    The Ontario to Houston flight deals you see on this page were last updated on 5/16.

See more FAQs

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Alternative routes for Ontario to Houston
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from Ontario to Houston

Discover the top 5 airlines that operate flights from Ontario to Houston. 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 2,637,452 searches. Data last updated May 16, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$89Average$186FlexibilityNo cancel feeOn-time62%
Search Frontier flights
DeltaCheapest$99Average$351FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Spirit AirlinesCheapest$104Average$219FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest$189Average$395FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$219Average$392FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
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Minneapolis to Atlanta flights
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Ontario to Homer flights

Search flights from Ontario to Houston by cabin class

Find flights from Ontario to Houston, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
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Hourly flight availability from Ontario to Houston

Find hourly flight availability from Ontario to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated May 16, 2024.
15%of flight departuresEarly morningMidnight to 6 am
43%of flight departuresMorning6 am to noon
42%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Noon
6 PM

Weekly flight availability from Ontario to Houston

Explore weekly flight availability from Ontario to Houston. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 16, 2024.
Sunday2daily flights
Monday1daily flight
Tuesday1daily flight
Wednesday1daily flight
Thursday1daily flight
Friday1daily flight
Saturday0daily flights

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ontario to Houston?

Deals for Ontario to Houston flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ontario to Houston?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ontario to Houston for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ontario to Houston with no change fees?

Need flexible booking options for your flight to Houston from Ontario? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to Houston become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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