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Cheap flights from Ontario to Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport departing on 3/18. 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.
6:42 pm - 6:07 pmONT-IAH
21h 25m1 stop
1:14 pm - 11:44 pmIAH-ONT
12h 30m1 stop
$113Frontier
Find Deal
Thu, Jan 9 - Wed, Jan 15
6:42 pm - 6:07 pmONT-IAH
21h 25m1 stop
7:30 am - 11:44 pmIAH-ONT
18h 14m1 stop
$114Frontier
Find Deal
Thu, Jan 9 - Wed, Jan 15
11:14 am - 11:59 pmONT-IAH
10h 45m2 stops
5:35 am - 9:39 amIAH-ONT
6h 04m1 stop
Thu, Jan 9 - Mon, Jan 13
11:14 am - 11:59 pmONT-IAH
10h 45m2 stops
5:35 am - 10:27 amIAH-ONT
6h 52m1 stop
Tue, Jan 28 - Sun, Feb 2
11:14 am - 11:59 pmONT-IAH
10h 45m2 stops
7:35 am - 3:11 pmIAH-ONT
9h 36m1 stop
$340Alaska Airlines
Find Deal
Wed, Jan 8 - Thu, Jan 9
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$342United Airlines
Find Deal
Tue, Jan 21 - Sat, Jan 25
12:48 pm - 11:17 pmONT-IAH
8h 29m2 stops
10:01 am - 3:29 pmIAH-ONT
7h 28m2 stops
$346American Airlines
Find Deal
Wed, Jan 15 - Wed, Jan 22
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
2:50 pm - 8:51 pmIAH-ONT
8h 01m1 stop
$352United Airlines
Find Deal
Tue, Jan 21 - Sat, Jan 25
12:48 pm - 11:17 pmONT-IAH
8h 29m2 stops
7:39 pm - 11:58 pmIAH-ONT
6h 19m1 stop
$366American Airlines
Find Deal
Tue, Jan 21 - Thu, Jan 23
11:14 am - 11:59 pmONT-IAH
10h 45m2 stops
7:35 am - 10:38 amIAH-ONT
29h 03m1 stop
$367Alaska Airlines
Find Deal
Tue, Jan 14 - Tue, Jan 21
4:04 pm - 9:21 pmONT-IAH
3h 17mnonstop
$49Frontier
Find Deal
Tue, Mar 18
8:04 am - 6:20 pmONT-IAH
8h 16m1 stop
$54Frontier
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Sat, Feb 1
1:21 pm - 9:40 pmONT-IAH
6h 19m1 stop
$168Delta
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Tue, Feb 25
11:14 am - 11:59 pmONT-IAH
10h 45m2 stops
$171Alaska Airlines
Find Deal
Tue, Jan 28
12:48 pm - 10:20 pmONT-IAH
7h 32m2 stops
$173American Airlines
Find Deal
Tue, Jan 7
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
$184United Airlines
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Sat, Jan 18
11:45 am - 11:59 pmONT-IAH
10h 14m2 stops
$186Alaska Airlines
Find Deal
Wed, Mar 5
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
$195United Airlines
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Sun, Jan 19
12:48 pm - 11:17 pmONT-IAH
8h 29m2 stops
$198American Airlines
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Sat, Jan 18
6:00 am - 6:40 pmONT-IAH
10h 40m2 stops
$303Delta
Find Deal
Wed, Jan 15
1:45 pm - 6:58 pmONT-IAH
3h 13mnonstop
9:58 pm - 8:06 amIAH-ONT
12h 08m1 stop
$297Frontier
Find Deal
Mon, Dec 23 - Sat, Dec 28
1:45 pm - 6:58 pmONT-IAH
3h 13mnonstop
2:33 pm - 3:56 pmIAH-ONT
3h 23mnonstop
$302Frontier
Find Deal
Mon, Dec 23 - Fri, Jan 3
1:45 pm - 6:58 pmONT-IAH
3h 13mnonstop
5:45 am - 11:00 amIAH-ONT
7h 15m1 stop
$306Frontier
Find Deal
Mon, Dec 23 - Mon, Jan 6
1:45 pm - 6:58 pmONT-IAH
3h 13mnonstop
9:58 pm - 8:06 amIAH-ONT
12h 08m1 stop
$307Frontier
Find Deal
Mon, Dec 23 - Sat, Jan 4
1:45 pm - 6:58 pmONT-IAH
3h 13mnonstop
2:33 pm - 3:56 pmIAH-ONT
3h 23mnonstop
$310Frontier
Find Deal
Mon, Dec 23 - Fri, Jan 3
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
Sat, Dec 21 - Thu, Jan 2
10:29 pm - 8:28 amONT-IAH
7h 59m1 stop
11:41 am - 4:18 pmIAH-ONT
6h 37m1 stop
$835Delta
Find Deal
Thu, Dec 19 - Fri, Dec 20
4:58 pm - 8:28 amONT-IAH
13h 30m2 stops
11:41 am - 4:18 pmIAH-ONT
6h 37m1 stop
$840Delta
Find Deal
Thu, Dec 19 - Fri, Dec 20
8:52 pm - 5:40 amONT-IAH
30h 48m1 stop
5:36 pm - 10:34 amIAH-ONT
18h 58m2 stops
$862Alaska Airlines
Find Deal
Fri, Dec 20 - Wed, Jan 22
4:23 pm - 9:40 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$133Frontier
Find Deal
Mon, Mar 3 - Tue, Mar 11
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
4:09 pm - 9:26 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$144Frontier
Find Deal
Wed, Feb 12 - Mon, Feb 17
4:04 pm - 9:21 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$151Frontier
Find Deal
Thu, Mar 6 - Mon, Mar 10
4:23 pm - 9:40 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$153Frontier
Find Deal
Mon, Mar 3 - Fri, Mar 14
4:09 pm - 9:26 pmONT-IAH
3h 17mnonstop
12:07 pm - 1:43 pmIAH-ONT
3h 36mnonstop
$160Frontier
Find Deal
Wed, Mar 5 - Thu, Mar 13
12:23 pm - 5:36 pmONT-IAH
3h 13mnonstop
7:02 pm - 8:25 pmIAH-ONT
3h 23mnonstop
$161Frontier
Find Deal
Fri, Jan 10 - Mon, Jan 13
11:57 am - 5:14 pmONT-IAH
3h 17mnonstop
7:10 pm - 8:46 pmIAH-ONT
3h 36mnonstop
$162Frontier
Find Deal
Mon, Jan 20 - Fri, Jan 24
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$317United Airlines
Find Deal
Wed, Jan 22 - Wed, Jan 29
6:00 am - 11:03 amONT-IAH
3h 03mnonstop
8:15 pm - 9:57 pmIAH-ONT
3h 42mnonstop
$342United Airlines
Find Deal
Tue, Jan 21 - Thu, Jan 23

Frontier flights from Ontario to Houston George Bush Intcntl Airport

Our best Frontier deals on Ontario to Houston George Bush Intcntl Airport flight tickets
Frontier
Jan 9
ONT6:42 pmOntario
21h 25m
1 stop
IAH6:07 pmHouston George Bush Intcntl
Jan 15
IAH1:14 pmHouston George Bush Intcntl
12h 30m
1 stop
ONT11:44 pmOntario
Frontier
Jan 9
ONT6:42 pmOntario
21h 25m
1 stop
IAH6:07 pmHouston George Bush Intcntl
Jan 15
IAH7:30 amHouston George Bush Intcntl
18h 14m
1 stop
ONT11:44 pmOntario
Frontier
Jan 9
ONT6:42 pmOntario
21h 25m
1 stop
IAH6:07 pmHouston George Bush Intcntl
Jan 15
IAH1:14 pmHouston George Bush Intcntl
23h 13m
1 stop
ONT10:27 amOntario

Alaska Airlines flights from Ontario to Houston George Bush Intcntl Airport

Our best Alaska Airlines deals on Ontario to Houston George Bush Intcntl Airport flight tickets
Alaska Airlines
Jan 8
ONT11:14 amOntario
10h 45m
2 stops
IAH11:59 pmHouston George Bush Intcntl
Jan 9
IAH7:35 amHouston George Bush Intcntl
9h 36m
1 stop
ONT3:11 pmOntario
Alaska Airlines
Jan 14
ONT11:14 amOntario
10h 45m
2 stops
IAH11:59 pmHouston George Bush Intcntl
Jan 21
IAH7:35 amHouston George Bush Intcntl
29h 03m
1 stop
ONT10:38 amOntario

See travel insights to Houston from

How to get the cheapest flight ticket from Ontario to Houston George Bush Intcntl 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 cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Ontario, with most prices found around $176. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Ontario during the month August is also very affordable. Most momondo users find prices during this month for around $208.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Ontario to Houston George Bush Intcntl Airport is on a Wednesday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Wednesday will often find tickets for as low as $225. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Monday is $294.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Ontario to Houston George Bush Intcntl Airport flights are usually those with departure times at noon. Our users have found flights to Houston George Bush Intcntl Airport at noon for as low as $239. Try not to purchase tickets in the evening because they tend to be around $259. 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 George Bush Intcntl flight route?

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

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

The best time to book a flight to Houston George Bush Intcntl Airport from Ontario is 32 days out, which is when prices tend to be around $272. Keep in mind that you might also find cheap flights to Houston George Bush Intcntl Airport outside of this time window. In fact, momondo users recently found flights from Ontario to Houston George Bush Intcntl Airport for $109.

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

There are 4 cabin classes available to choose from on Ontario to Houston George Bush Intcntl 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 George Bush Intcntl Airport flights?

You could potentially save up to 10% on your flight if you consider stops on a Ontario to Houston George Bush Intcntl Airport flight.

How have Ontario to Houston George Bush Intcntl Airport flight prices changed over time?

As of December 2024, prices for Ontario to Houston George Bush Intcntl Airport flights are approximately 23% cheaper when compared to flights at the same time last year.

When to book flights from Ontario to Houston George Bush Intcntl Airport

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

Cheap Ontario to Houston George Bush Intcntl Airport (ONT to IAH) flight deals and tips

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

Best Price Found

$49

Fastest flight time

3h 02m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Ontario in the past 72 hours is $49. The best round-trip flight deal from Ontario to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $113.
The fastest flight from Ontario to Houston George Bush Intcntl Airport takes 3h 02m
Direct flights go from Ontario to Houston George Bush Intcntl Airport every day.

  • How far is Ontario to Houston George Bush Intcntl by plane?

    A flight from Ontario to Houston George Bush Intcntl will travel around 1333.0 mi. By plane, this route typically takes 3h 02m.

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

    Prices for flights from Ontario Airport to Houston George Bush Intcntl Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The necessary travel and health documents for your Houston George Bush Intcntl 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 George Bush Intcntl Airport?

  • What is the most popular airline from Ontario to Houston George Bush Intcntl Airport?


Best airlines flying from Ontario to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Ontario to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $91Free CancellationRating
6.1
3,479 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $93Free CancellationRating
6.3
8,119 reviews
Search Spirit Airlines flights
DeltaPriceFrom $99Free CancellationRating
8.0
8,604 reviews
Search Delta flights
United AirlinesPriceFrom $216Free CancellationRating
7.4
9,059 reviews
Search United Airlines flights
American AirlinesPriceFrom $246Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
  • United Airlines Flights From Ontario to Houston George Bush Intcntl Airport

    United Airlines flies from Ontario to Houston George Bush Intcntl Airport around 3 times per week, with 9,059 momondo users rating the airline 7.4/10. The cheapest United Airlines deal from Ontario to Houston George Bush Intcntl Airport in the last 72 hours was $216 (round-trip), much lower than the average airfare cost of $403 for United Airlines flights on this route.

  • Frontier Flights From Ontario to Houston George Bush Intcntl Airport

    $91 is the best Frontier flight deal from Ontario to Houston George Bush Intcntl Airport found on momondo over the last 72 hours. The average Frontier ticket price found was closer to $174, however, with flight time and availability significantly affecting the price. Frontier (6.1/10 from 3,479 user reviews) flies into Houston George Bush Intcntl Airport from Ontario 1 time in an average week so prices can vary.


Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Houston for you.

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

Yes. momondo allows you to filter the results for Ontario to Houston flights to just show those with flexible booking policies.

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?

Of course. momondo tracks the price of Ontario to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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