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Cheap flights from Ontario to Houston from $49

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 3/11. 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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Find the cheapest flights from Ontario to Houston

Cheap round-trip flights

These are some of the best round-trip flight deals from Ontario to Houston that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ontario to Houston.

Cheap last minute flights

Planning a quick getaway from Ontario to Houston? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Houston, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Ontario to Houston

Find recent round-trip train or bus tickets from Ontario to Houston.

All round-trip flight deals to Houston

The cheapest plane tickets to Houston found on KAYAK recently.
4:04 pm - 9:21 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$100Frontier
Find Deal
Tue, Mar 11 - Wed, Mar 12
6:50 pm - 6:17 pmONT-IAH
21h 27m1 stop
1:14 pm - 11:47 pmIAH-ONT
12h 33m1 stop
$108Frontier
Find Deal
Thu, Jan 16 - Wed, Jan 22
1:21 pm - 9:40 pmONT-IAH
6h 19m1 stop
11:54 am - 11:53 pmIAH-ONT
13h 59m2 stops
$301Delta
Find Deal
Wed, Jan 15 - Wed, Jan 22
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$317United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
10:47 am - 8:50 pmONT-IAH
8h 03m1 stop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$327United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
11:55 am - 4:50 pmONT-HOU
2h 55mnonstop
8:45 am - 10:25 amHOU-ONT
3h 40mnonstop
$338Southwest
Find Deal
Fri, Jan 31 - Sun, Feb 2
10:00 am - 7:45 pmONT-HOU
7h 45m2 stops
6:00 am - 9:56 amHOU-ONT
5h 56m1 stop
$341American Airlines
Find Deal
Wed, Jan 22 - Tue, Jan 28
12:48 pm - 11:17 pmONT-IAH
8h 29m2 stops
12:07 pm - 6:24 pmIAH-ONT
8h 17m2 stops
$346American Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
11:55 am - 4:50 pmONT-HOU
2h 55mnonstop
8:35 am - 3:50 pmHOU-ONT
9h 15m1 stop
$347Southwest
Find Deal
Tue, Jan 21 - Sat, Jan 25
1:00 pm - 11:59 pmONT-IAH
8h 59m1 stop
4:00 pm - 11:53 pmIAH-ONT
9h 53m2 stops
$361Delta
Find Deal
Fri, Jan 24 - Mon, Jan 27
4:04 pm - 9:21 pmONT-IAH
3h 17mnonstop
$49Frontier
Find Deal
Tue, Mar 11
4:19 pm - 12:20 amONT-IAH
6h 01m1 stop
$53Frontier
Find Deal
Thu, Feb 27
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
$139United Airlines
Find Deal
Tue, Jan 28
1:00 pm - 10:29 pmONT-HOU
7h 29m1 stop
$148Delta
Find Deal
Tue, Jan 28
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
$159United Airlines
Find Deal
Sat, Jan 25
7:55 am - 12:50 pmONT-HOU
2h 55mnonstop
$159Southwest
Find Deal
Sat, Jan 25
6:00 am - 3:47 pmONT-HOU
7h 47m1 stop
$168American Airlines
Find Deal
Tue, Jan 21
11:55 am - 4:50 pmONT-HOU
2h 55mnonstop
$169Southwest
Find Deal
Mon, Jan 13
12:48 pm - 11:17 pmONT-IAH
8h 29m2 stops
$173American Airlines
Find Deal
Wed, Jan 8
1:00 pm - 11:59 pmONT-IAH
8h 59m1 stop
$178Delta
Find Deal
Thu, Jan 23
1:39 pm - 6:52 pmONT-IAH
3h 13mnonstop
7:00 pm - 7:14 amIAH-ONT
14h 14m1 stop
$232Frontier
Find Deal
Wed, Dec 25 - Sat, Jan 11
10:39 pm - 11:10 amONT-IAH
10h 31m1 stop
3:09 pm - 4:32 pmIAH-ONT
3h 23mnonstop
$272Frontier
Find Deal
Tue, Dec 24 - Mon, Jan 6
6:10 am - 11:14 amONT-IAH
3h 04mnonstop
8:50 pm - 10:29 pmIAH-ONT
3h 39mnonstop
$790United Airlines
Find Deal
Sun, Dec 22 - Sun, Jan 5
1:42 pm - 10:49 pmONT-IAH
7h 07m1 stop
8:50 pm - 10:29 pmIAH-ONT
3h 39mnonstop
$800United Airlines
Find Deal
Sun, Dec 22 - Sun, Jan 5
6:10 am - 3:53 pmONT-IAH
7h 43m2 stops
8:25 am - 6:25 pmIAH-ONT
12h 00m1 stop
$921American Airlines
Find Deal
Thu, Dec 26 - Wed, Jan 1
11:50 am - 4:45 pmONT-HOU
2h 55mnonstop
1:30 pm - 3:00 pmHOU-ONT
3h 30mnonstop
$941Southwest
Find Deal
Thu, Dec 26 - Sun, Dec 29
11:25 am - 6:50 pmONT-HOU
5h 25m1 stop
1:30 pm - 3:00 pmHOU-ONT
3h 30mnonstop
$950Southwest
Find Deal
Thu, Dec 26 - Thu, Jan 2
6:05 am - 3:48 pmONT-HOU
7h 43m1 stop
10:19 am - 1:58 pmHOU-ONT
5h 39m1 stop
$959American Airlines
Find Deal
Tue, Dec 24 - Thu, Jan 2
12:55 pm - 11:56 pmONT-IAH
9h 01m1 stop
7:21 pm - 12:28 amIAH-ONT
7h 07m1 stop
$959Delta
Find Deal
Wed, Dec 25 - Fri, Jan 3
4:58 pm - 8:28 amONT-IAH
13h 30m2 stops
7:21 pm - 12:28 amIAH-ONT
7h 07m1 stop
$964Delta
Find Deal
Sun, Dec 22 - Fri, Jan 3
4:04 pm - 9:21 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$100Frontier
Find Deal
Tue, Mar 11 - Wed, Mar 12
4:09 pm - 9:26 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$135Frontier
Find Deal
Mon, Mar 10 - Thu, Mar 27
4:04 pm - 9:21 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$136Frontier
Find Deal
Thu, Mar 13 - Mon, Mar 17
4:09 pm - 9:26 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$142Frontier
Find Deal
Wed, Feb 12 - Mon, Feb 17
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$317United Airlines
Find Deal
Sat, Jan 18 - Sat, Jan 25
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$327United Airlines
Find Deal
Sat, Feb 1 - Mon, Feb 3
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$337United Airlines
Find Deal
Sun, Jan 19 - Sun, Jan 26
11:55 am - 4:50 pmONT-HOU
2h 55mnonstop
8:45 am - 10:25 amHOU-ONT
3h 40mnonstop
$338Southwest
Find Deal
Fri, Jan 31 - Sun, Feb 2
11:55 am - 4:50 pmONT-HOU
2h 55mnonstop
1:15 pm - 2:50 pmHOU-ONT
3h 35mnonstop
$364Southwest
Find Deal
Tue, Jan 21 - Sat, Jan 25
7:55 am - 12:50 pmONT-HOU
2h 55mnonstop
8:45 am - 10:25 amHOU-ONT
3h 40mnonstop
$378Southwest
Find Deal
Sat, Jan 18 - Mon, Jan 20

Frontier flights from Ontario to Houston

Our best Frontier deals on Ontario to Houston flight tickets
Frontier
Mar 11
ONT4:04 pmOntario
3h 17m
IAH9:21 pmHouston George Bush Intcntl
Mar 12
IAH12:07 pmHouston George Bush Intcntl
3h 36m
ONT1:43 pmOntario
Frontier
Jan 15
ONT7:45 amOntario
7h 43m
1 stop
HOU5:28 pmHouston Hobby
Jan 22
HOU6:16 pmHouston Hobby
7h 31m
1 stop
ONT11:47 pmOntario
Frontier
Jan 9
ONT8:11 pmOntario
11h 22m
1 stop
HOU9:33 amHouston Hobby
Jan 15
HOU6:18 pmHouston Hobby
7h 26m
1 stop
ONT11:44 pmOntario

Southwest flights from Ontario to Houston

Our best Southwest deals on Ontario to Houston flight tickets
Southwest
Jan 31
ONT11:55 amOntario
2h 55m
HOU4:50 pmHouston Hobby
Feb 2
HOU8:45 amHouston Hobby
3h 40m
ONT10:25 amOntario
Southwest
Jan 21
ONT11:55 amOntario
2h 55m
HOU4:50 pmHouston Hobby
Jan 25
HOU8:35 amHouston Hobby
9h 15m
1 stop
ONT3:50 pmOntario
Southwest
Jan 21
ONT11:55 amOntario
2h 55m
HOU4:50 pmHouston Hobby
Jan 25
HOU8:50 amHouston Hobby
10h 10m
2 stops
ONT5:00 pmOntario

See travel insights to Houston from

How to get the cheapest flight ticket from Ontario to Houston

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 cheapest month to fly to Houston?

The month of September is, on average, the cheapest month to fly to Houston from Ontario, with most prices found around $175. The month of October is another great option to travel to Houston, with average flight prices from Ontario averaging around $220.

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

On average, the least expensive day to fly to Houston from Ontario is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $218. However, this price may fluctuate depending on the airline, the season, and holidays. 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 on Sunday is $308.

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

Our data shows that the cheapest Ontario to Houston flights are usually those with departure times at noon. Our users have found flights to Houston at noon for as low as $248. Try not to purchase tickets in the evening because they tend to be around $264. 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 flight route?

Fly from Ontario to Houston George Bush Intcntl for the best Ontario - Houston flight prices

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

You are more likely to see cheaper flights to Houston from Ontario when booking 24 days ahead of your departure date. In general, you can expect to find flights to Houston for around $244 when searching 24 days out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston from Ontario for as low as $92 on momondo.

What cabin class options are available on Ontario to Houston flights?

There are 4 cabin classes available to choose from on Ontario to Houston flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ontario to Houston flights?

You could potentially save up to 8% on your flight if you consider stops on a Ontario to Houston flight.

Cheap Ontario to Houston flight deals and tips

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

Best Price Found

$49

Fastest flight time

2h 55m

Direct flights

Every day

Airports in Houston

2 airports
The best one-way flight to Houston from Ontario in the past 72 hours is $49. The best round-trip flight deal from Ontario to Houston found on momondo in the last 72 hours is $100.
The fastest flight from Ontario to Houston takes 2h 55m
Direct flights go from Ontario to Houston every day.
There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)

  • How far is Ontario to Houston by plane?

    Ontario and Houston are 1336.6 mi apart from one another. Typically, this will take 2h 55m by plane in normal conditions.

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

    Prices for flights from Ontario Airport to Houston were last updated today.

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

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

    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.

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

    The necessary travel and health documents for your Houston 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.


Best airlines flying from Ontario to Houston

Compare and see reviews for airlines that fly from Ontario to Houston with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $87Free CancellationRating
6.1
3,472 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $90Free CancellationRating
6.3
8,111 reviews
Search Spirit Airlines flights
DeltaPriceFrom $99Free CancellationRating
8.0
8,594 reviews
Search Delta flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
9,028 reviews
Search United Airlines flights
American AirlinesPriceFrom $246Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
SouthwestPriceFrom $258Free CancellationRating
8.1
4,804 reviews
Search Southwest flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ontario to Houston. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Houston from Ontario on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Houston from Ontario.

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

If you are simply researching potential flights to Houston, momondo offers a useful price alert feature which will track prices for flights to Houston from Ontario and alert you when they change.


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