Flights from Ontario to Houston from $58

Q: What is the cheapest flight from Ontario to Houston?

The cheapest fare is $58. For the best deals, consider booking during September and flying on Wednesday.

Q: How long is the flight from Ontario to Houston?

Average flight time is around 10-15 hours, depending on layovers and the chosen route. Most flights include one stopover for optimal pricing.

Q: Which airlines fly from Ontario to Houston?

Multiple airlines operate this route including Frontier Airlines, American Airlines, Southwest Airlines. Check current schedules and availability for the best options.

Q: What is the best time to book flights?

Booking 2–3 months in advance usually gives the best prices. Consider flying during September for additional savings.

Q: What should I know about Houston?

Houston offers a perfect blend of culture, history, and modern attractions. The best time to visit is during pleasant weather months for optimal experiences.

Ontario

ONT

→

Houston

IAH

From

To

10/19/2025 – 10/26/2025

Travelers & Class

Include hotels in search

Cheap flight deals from Ontario to Houston

Average price start from:

i

$90

Round-trip flights from Ontario to Houston starting at $90. Book now for the best deals!

One-way from:

i

$58

One-way flights from Ontario to Houston starting at $58. Great for flexible travel!

Cheapest day:

i

Wednesday

Wednesday is the cheapest day to fly from Ontario to Houston. Save more by booking on this day!

Cheapest In:

i

$60

Feb 2025

Feb 2025 is the cheapest month to fly from Ontario to Houston with prices starting at $60.

Find flight deals from Ontario to Houston

Cheapest flights from Ontario to Houston

ONEWAY FLIGHTS

LAST MINUTE

CHEAP FLIGHTS

BEST FLIGHTS

Explore the cheapest oneway flights from Ontario to Houston spotted daily.

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$58

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

HOU

Unknown City

$109

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$119

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

HOU

Unknown City

$119

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$124

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

HOU

Unknown City

$130

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$138

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$149

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

HOU

Unknown City

$149

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$155

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$165

Non-stop • 60 min

ONT

Ontario

ONT - Ontario • 2025-10-19 • 09:00

Unknown

60 min

IAH

Unknown City

$256

Non-stop • 60 min

Price Trends & Analysis

Weekly Price Trends

If your flying dates are flexible, consider flying to Houston on a Wednesday.

Monthly Price Trends

The cheapest month for flights from Ontario to Houston is September.

Weather & Climate Information

Temperature

Houston experiences a humid subtropical climate with summer temperatures typically ranging from the mid-80s to mid-90s °F (29-35 °C) and mild winters averaging 40-60 °F (4-16 °C). The best times for comfortable travel are in the spring (March to May) and fall (September to November), when temperatures are milder and humidity levels are lower.

Rainfall

The best time to visit Houston is during the spring (March to May) when the weather is mild and blooming flowers enhance the city’s beauty. Additionally, plan your trip around local events like the Houston Livestock Show and Rodeo in March for a vibrant cultural experience.

Airlines at Houston

Book your journey from Ontario to Houston with leading airlines including Frontier Airlines, American Airlines, Southwest Airlines, Delta Air Lines. These carriers provide excellent connectivity and multiple daily options for convenient travel. The typical flight time is about 10-15 hours, with most flights featuring one stopover for better pricing and route optimization. When traveling from Ontario to Houston, these airlines ensure a smooth and comfortable experience with their modern fleet and professional service.

Places to Visit in Houston

Discover Houston, a vibrant tapestry of cultures where Southern charm meets cosmopolitan flair. Explore the historic Heights district, marvel at the Space Center's interstellar wonders, and savor culinary delights from world-class chefs. Visitors can immerse themselves in the diverse arts scene, from the Museum District's treasures to the lively performances of the Theater District, ensuring every moment in this dynamic city is a celebration of creativity and community.

About Houston

Discover the beauty of Houston when flying from Ontario. This captivating city combines rich heritage with contemporary charm, offering something special for every traveler. Plan your visit during off-peak periods for optimal savings and a more relaxed experience.

Airlines Flying from Ontario to Houston

Book your journey from Ontario to Houston with leading airlines including Frontier Airlines, American Airlines, Southwest Airlines, Delta Air Lines. These carriers provide excellent connectivity and multiple daily options for convenient travel. The typical flight time is about 10-15 hours, with most flights featuring one stopover for better pricing and route optimization. When traveling from Ontario to Houston, these airlines ensure a smooth and comfortable experience with their modern fleet and professional service.

Hotels in Houston

Discover top-rated hotels near IAH Airport for your stay in Houston. These accommodations offer excellent connectivity to IAH Airport and provide modern amenities for business and leisure travelers. Book early to secure the best rates and availability.

Hotel

Category: Standard

Comfortable accommodations with modern amenities.

Location: Near airport

Hotel ID:

About Houston

Discover the beauty of Houston when flying from Ontario. This captivating city combines rich heritage with contemporary charm, offering something special for every traveler. Plan your visit during off-peak periods for optimal savings and a more relaxed experience.

Places to Visit in Houston

Discover Houston, a vibrant tapestry of cultures where Southern charm meets cosmopolitan flair. Explore the historic Heights district, marvel at the Space Center's interstellar wonders, and savor culinary delights from world-class chefs. Visitors can immerse themselves in the diverse arts scene, from the Museum District's treasures to the lively performances of the Theater District, ensuring every moment in this dynamic city is a celebration of creativity and community.

Hotels in Houston

Discover top-rated hotels near IAH Airport for your stay in Houston. These accommodations offer excellent connectivity to IAH Airport and provide modern amenities for business and leisure travelers. Book early to secure the best rates and availability.

Hotel

Category: Standard

Comfortable accommodations with modern amenities.

Location: Near airport

Hotel ID:

Airlines Flying from Ontario to Houston

Book your journey from Ontario to Houston with leading airlines including Frontier Airlines, American Airlines, Southwest Airlines, Delta Air Lines. These carriers provide excellent connectivity and multiple daily options for convenient travel. The typical flight time is about 10-15 hours, with most flights featuring one stopover for better pricing and route optimization. When traveling from Ontario to Houston, these airlines ensure a smooth and comfortable experience with their modern fleet and professional service.

Frequently Asked Questions

What is the cheapest flight from Ontario to Houston?

The cheapest fare is $58. For the best deals, consider booking during September and flying on Wednesday.

How long is the flight from Ontario to Houston?

Average flight time is around 10-15 hours, depending on layovers and the chosen route. Most flights include one stopover for optimal pricing.

Which airlines fly from Ontario to Houston?

Multiple airlines operate this route including Frontier Airlines, American Airlines, Southwest Airlines. Check current schedules and availability for the best options.

What is the best time to book flights?

Booking 2–3 months in advance usually gives the best prices. Consider flying during September for additional savings.

Are there hotels near IAH Airport?

Yes, several hotels are conveniently located near IAH Airport, including options with shuttle services for easy airport access.

What should I know about Houston?

Houston offers a perfect blend of culture, history, and modern attractions. The best time to visit is during pleasant weather months for optimal experiences.

Flights from Ontario to Houston from $58

Book your flight from Ontario (ONT) to Houston (IAH) at the best prices. Fares start from $255.

Ontario

→

Houston

Cheap flight deals from Ontario to Houston

Average price start from:

$90

One-way from:

$58

Cheapest day:

Wednesday

Cheapest In:

$60

Feb 2025

Find flight deals from Ontario to Houston

Cheapest flights from Ontario to Houston

ONT

IAH

$58

ONT

HOU

$109

ONT

IAH

$119

ONT

HOU

$119

ONT

IAH

$124

ONT

HOU

$130

ONT

IAH

$138

ONT

IAH

$149

ONT

HOU

$149

ONT

IAH

$155

ONT

IAH

$165

ONT

IAH

$256

Price Trends & Analysis

Weekly Price Trends

Monthly Price Trends

Weather & Climate Information

Temperature

Rainfall

Airlines at Houston

Places to Visit in Houston

About Houston

Airlines Flying from Ontario to Houston

Hotels in Houston

Hotel

About Houston

Places to Visit in Houston

Hotels in Houston

Hotel

Airlines Flying from Ontario to Houston

Frequently Asked Questions

What is the cheapest flight from Ontario to Houston?

How long is the flight from Ontario to Houston?

Which airlines fly from Ontario to Houston?

What is the best time to book flights?

Are there hotels near IAH Airport?

What should I know about Houston?

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