Cheap Flight Tickets from Ontario (ONT) to Houston (HOU), Starting at $173

Good to Know: Cheapest and Fastest ONT - HOU Flights

Useful information for finding best airline tickets from Ontario International to William P Hobby on your next trip.

Cheapest Round Trip Flight

$243

WN Southwest Airlines • 2 stops • 19h 15m

Sep 11 – Sep 13

The cheapest round trip flight from Ontario to Houston (ONT-HOU-ONT) is currently $243

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Cheapest One way Flight

$173

WN Southwest Airlines • 1 stop • 8h 35m

Aug 31

The cheapest one way flight from Ontario to Houston (ONT-HOU) is currently $173

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Cheapest Direct Flight

$219

WN Southwest Airlines • nonstop • 5h 5m

Sep 12

The cheapest nonstop flight from Ontario to Houston (ONT-HOU) is currently $219

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Fastest Flight

5h 5m

The fastest nonstop flight from Ontario to Houston (ONT-HOU) takes 5h 5m

Top Airlines Flying from Ontario to Houston

Southwest Airlines-WN

Southwest Airlines

Delta Airline, DL

Delta Airlines

United Airlines, UA

United Airlines

American Airlines, AA

American Airlines

Alaska Airlines -AS

Alaska Airlines

Aeromexico Airline (AM)

Aeromexico

Latest Flight Deals from Ontario (ONT) to Houston (HOU)

Compare and book low fare round-trip air tickets from Ontario to Houston. Ideal for travelers with confirmed return itineraries.

Sep 11 - Sep 13, Economy
WN
Ontario → Houston
19h 15m
11:55 PM - 1:50 PM • 2 stops
WN
Ontario → Houston
20h 20m
5:40 AM - 4:00 PM • 2 stops
$243
Southwest Airlines
Sep 11 - Sep 13, Economy
WN
Ontario → Houston
17h 30m
8:40 PM - 9:30 AM • 1 stop
WN
Ontario → Houston
28h 35m
8:25 AM - 11:40 PM • 1 stop
$247
Southwest Airlines
Sep 11 - Sep 13, Economy
WN
Ontario → Houston
13h 55m
8:00 AM - 6:35 PM • 1 stop
WN
Ontario → Houston
20h 20m
5:40 AM - 4:00 PM • 2 stops
$249
Southwest Airlines
Sep 11 - Sep 13, Economy
WN
Ontario → Houston
18h 40m
5:15 AM - 6:35 PM • 1 stop
WN
Ontario → Houston
20h 20m
5:40 AM - 4:00 PM • 2 stops
$249
Southwest Airlines
Sep 11 - Sep 13, Economy
WN
Ontario → Houston
17h 5m
5:15 AM - 5:40 PM • 2 stops
WN
Ontario → Houston
20h 20m
5:40 AM - 4:00 PM • 2 stops
$250
Southwest Airlines
Sep 11 - Sep 13, Economy
WN
Ontario → Houston
13h 55m
8:00 AM - 6:35 PM • 1 stop
WN
Ontario → Houston
5h 15m
12:45 PM - 2:00 PM • nonstop
$276
Southwest Airlines

Fly from Ontario to Houston with the Best Airfare Deals on FareLeaders

Looking for a cheap last-minute deal or the best round-trip flight from Ontario to Houston? Find the biggest savings on one-way and round-trip tickets right here.

FAQs on Ontario to Houston Flights

What are the airports in Ontario?
ONT
What’s the most popular airline flying from ONT to HOU?
The most popular airline flying from Ontario to Houston are
Can I fly from ONT to HOU non-stop?
Yes, you can fly ONT to HOU non-stop on
Which airlines fly nonstop between Ontario and Houston?
The non-stop flights between Ontario and Houston are .
What’s the earliest departure time from ONT to HOU Airport?
The earliest flight leaves ONT at 6: am and lands in HOU - William P Hobby
What are the airports in Houston?
HOU
Can I make changes to my Ontario to Houston flight tickets or cancel them on FareLeaders.com?
No. We are an airfare comparison site. All the tickets are booked by the travel agent offering the flight deal and any changes or cancellations to be made are directly done directly by them or the airlines.
Can I cancel my flight tickets from ONT to HOU?
Read the fare rules of the Ontario to Houston air tickets booked. Some airlines allow you to cancel the tickets within a stipulated time period with a cancellation fee.
Which airline alliances offer flights from Ontario and Houston?
operate flights between Ontario and Houston
How long does a flight from Ontario to Houston take?
It takes approximately 3 hour to fly non-stop from ONT to HOU, which is 1344.52 miles by air.
Which airlines provide the cheapest flights from Ontario (ONT) to Houston (HOU) ?
In the past couple of days, the cheapest tickets to HOU from ONT were found on AA : USD 463
Do I need a passport to fly between ONT and HOU?
No
What’s the latest departure time from ONT to HOU ?
The last flight leaves ONT at 11:55 pm

Ontario (ONT) to Houston (HOU): Airport Information

Origin Airport Ontario International , Ontario, US
Destination Airport William P Hobby , Houston, US
Distance 1345 miles

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