Cheap flights from Ontario to Houston

Choose between American Airlines, Frontier Airlines, or United Airlines to find the best price

Why travel with Kiwi.com?
Best price

100+ million searches a day to find you the best available price.

Unique content

Explore unique options you won’t find anywhere else.

Travel hacks

Discover flight options and prices the airlines don’t want you to see.

Travelers usually depart from Ontario International, Ontario Bus Stop, Montclair (Ontario), or Ontario, CA station when they travel from Ontario to Houston. Book your trip to arrive at George Bush Intercontinental, William P. Hobby, Houston, TX Train Station, Houston, TX - Greyhound Station, or Houston, TX - Uptown. The distance between Ontario and Houston is 2144 km. The most popular airlines for this route are American Airlines, Frontier Airlines, United Airlines, Delta Air Lines, and Spirit Airlines. Ontario and Houston have 358 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Direct flights1111-11
Fly direct with

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from Ontario to Houston

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
American AirlinesAALAAYesNo
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight
United AirlinesUALUAYesNo
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Spirit AirlinesNKSNKNoOpens 24 days before flight
Closes 1 hours before flight

Frequently asked questions

How long does it take to travel from Ontario to Houston?
A one-way nonstop (direct) flight between Ontario and Houston takes around 3.0 hours.
What is the flight distance between Ontario and Houston?
The flight distance between Ontario and Houston is 2144 km.
What airlines offer nonstop (direct) flights between Ontario and Houston?
Several carriers operate flights between Ontario and Houston. Airlines offering nonstop (direct) flights include United Airlines.
What are the most popular routes to and from Ontario?
Travelers frequently search for route combinations, such as Ontario and Denver, Orlando, Austin, Las Vegas, Atlanta, Sacramento, San Francisco, Seattle, San Antonio, Guadalajara, Charlotte, New Orleans, Fort Lauderdale, Philadelphia, Washington, D.C., Oakland, San Jose, Detroit, Minneapolis, Chicago.
What are the most popular routes to and from Houston?
Travelers frequently search for route combinations, such as Houston and Denver, Las Vegas, Los Angeles, Salt Lake City, Atlanta, New York, Phoenix, Mexico City, Seattle, Philadelphia, Orlando, Chicago, Washington, D.C., San Francisco, Raleigh, Monterrey, London, Oakland, Fort Lauderdale, Guadalajara.
What airports are near Ontario?
The main airport in Ontario is Ontario International. It is also served by Los Angeles International, San Diego International, Tijuana International, Ontario International, John Wayne, Hollywood Burbank, Palm Springs International, Meadows Field, Santa Barbara Municipal, Imperial County.
What airports are near Houston?
The main airport in Houston is George Bush Intercontinental. It is also served by Austin–Bergstrom International, Easterwood, Victoria Regional, Lake Charles Regional, Jack Brooks Regional, Beaumont Municipal Airport.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between Ontario and Houston?
Yes, it's possible to combine different modes of transport between Ontario and Houston thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Ontario and Houston can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.
Which airlines fly between Ontario and Houston?
When's the best time to travel between Ontario and Houston?
What flights operate between Ontario and Houston?
How many airports are there near Ontario?
How many airports are there near Houston?
What time do nonstop (direct) flights between Ontario and Houston depart?
What time do nonstop (direct) flights between Ontario and Houston arrive?
What time do flights between Ontario and Houston depart?
What time do flights between Ontario and Houston arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

Explore alternative trips

Flights from Ontario

Flights to Houston

Popular routes

Find the best connection from Ontario to Houston

Search, compare, and book flights, trains, or buses to get there.

Search flights, trains & buses