What airport do you fly into for flights to Ontario?

If you book a flight to Ontario, you will be flying into Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.

What is the cheapest month to fly to Ontario?

Currently, the cheapest month for flights to Ontario is August . The most expensive month for flights is March . The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

Can I find cheaper flights to Ontario if I am willing to have layovers?

Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Ontario?

Based on reviews from Cheapflights users, Spirit Airlines is rated the highest out of the airlines that fly to Ontario.

What is the cheapest airport to fly to in Ontario?

Ontario is currently the cheapest airport to fly to in Ontario. One-way flights to Ontario typically cost $28, while round-trip flights cost around $37.

How much is a round-trip flight to Ontario?

A round-trip flight to Ontario will typically cost around $133, however they can be found for as little as $37.

Where does the fastest flight to Ontario depart from?

For those looking to save time traveling to Ontario, Las Vegas Harry Reid Intl offers the quickest one-way flight (1 hour 2 minutes).

Does Ontario have rental cars?

Yes. Those touching down at Ontario can take advantage of the rental car services offered upon their arrival.

Are there hotels close to Ontario?

Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0.0 mi away from Ontario).

Most accurate provider : Out of all of the providers offering Ontario flight deals, Cheapflights users have found eDreams to have the most accurate pricing on Cheapflights vs. their site about >95% of the time, users can find the same price on Ontario flight deals on Cheapflights and eDreams. This is based on searches made for Ontario flights over the past month.

Most trusted provider : eDreams is the most trusted provider by Cheapflights users offering Ontario flight deals. With a user feedback rating of 3 out of 3 stars (3 being the best), eDreams has received the most positive sentiment from Cheapflights users searching for flights to Ontario. This is based on data collected from Cheapflights searches made over the past month.

$87+ Flights to Ontario, California

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Flights to Ontario in 2025

Popular in	December
Cheapest in	September
Average price	$407
Round-trip from	$161
One-way from	$87
Good round-trip deal	$287 or less
Good one-way deal	$148 or less

Highest demand for flights based on searches. 4% potential increase in price ($16 potential increase over avg. RT price).

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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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From New York to Los Angeles

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One-way flight from New York to Ontario (ONT)

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Price to beat on a round-trip flight from New York to Ontario.

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Price to beat on a one-way flight from New York to Ontario.

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Find flight deals to Ontario

Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on April 16, 2025.

Wed 5/76:59 amJFK - ONT

1 stop8h 09mFrontier

Wed 5/146:47 pmONT - JFK

1 stop14h 12mFrontier

Deal found 4/15$175

Wed 4/2310:50 pmLGA - ONT

1 stop12h 04mFrontier

Sun 4/278:44 amONT - LGA

1 stop10h 16mFrontier

Deal found 4/15$196

Tue 9/167:19 amEWR - ONT

1 stop9h 47mAlaska Airlines

Tue 9/233:00 pmONT - EWR

1 stop11h 59mAlaska Airlines

Deal found 4/16$262

Sat 5/246:00 pmJFK - ONT

Nonstop6h 11mJetBlue

Fri 5/3010:59 pmONT - JFK

Nonstop5h 20mJetBlue

Deal found 4/16$267

Tue 9/167:27 amJFK - ONT

1 stop9h 39mAlaska Airlines

Mon 10/204:05 pmONT - JFK

1 stop10h 55mAlaska Airlines

Deal found 4/15$269

Fri 7/42:59 pmLGA - ONT

1 stop9h 34mAmerican Airlines

Mon 7/712:59 amONT - LGA

1 stop9h 05mAmerican Airlines

Deal found 4/15$277

Fri 7/45:00 pmJFK - ONT

1 stop7h 33mAmerican Airlines

Tue 7/84:45 pmONT - JFK

1 stop9h 45mAmerican Airlines

Deal found 4/16$282

Tue 5/203:00 pmLGA - ONT

1 stop10h 29mDelta

Fri 5/3012:18 pmONT - LGA

1 stop8h 26mDelta

Deal found 4/15$282

Tue 5/207:10 amEWR - ONT

1 stop8h 05mDelta

Sat 5/241:10 pmONT - EWR

1 stop8h 00mDelta

Deal found 4/14$282

Tue 9/167:19 amEWR - ONT

1 stop9h 47mHawaiian Airlines

Tue 9/233:00 pmONT - EWR

1 stop11h 59mHawaiian Airlines

Deal found 4/15$286

Tue 6/173:29 pmJFK - ONT

1 stop9h 56mDelta

Sat 6/215:45 pmONT - JFK

1 stop10h 35mDelta

Deal found 4/15$287

Wed 5/72:45 pmEWR - ONT

1 stop8h 49mUnited Airlines

Tue 5/131:45 pmONT - EWR

1 stop8h 13mUnited Airlines

Deal found 4/15$287

Best flights to Ontario
Discover carefully curated flight deals to Ontario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 16, 2025.

Wed 5/76:59 amJFK - ONT

1 stop8h 09mFrontier

Wed 5/146:47 pmONT - JFK

1 stop14h 12mFrontier

Deal found 4/15$175

Tue 9/167:19 amEWR - ONT

1 stop9h 47mAlaska Airlines

Tue 9/233:00 pmONT - EWR

1 stop11h 59mAlaska Airlines

Deal found 4/16$262

Sat 5/246:00 pmJFK - ONT

Nonstop6h 11mJetBlue

Fri 5/3010:59 pmONT - JFK

Nonstop5h 20mJetBlue

Deal found 4/15$267

Fri 7/42:59 pmLGA - ONT

1 stop9h 34mAmerican Airlines

Mon 7/712:59 amONT - LGA

1 stop9h 05mAmerican Airlines

Deal found 4/16$277

Tue 5/203:00 pmLGA - ONT

1 stop10h 29mDelta

Fri 5/3012:18 pmONT - LGA

1 stop8h 26mDelta

Deal found 4/15$282

Tue 9/167:19 amEWR - ONT

1 stop9h 47mHawaiian Airlines

Tue 9/233:00 pmONT - EWR

1 stop11h 59mHawaiian Airlines

Deal found 4/15$286

Fri 5/165:45 amLGA - ONT

1 stop10h 53mMultiple Airlines

Thu 5/2212:59 amONT - LGA

1 stop18h 06mMultiple Airlines

Deal found 4/16$289

Thu 5/13:45 pmLGA - ONT

2 stops10h 15mSouthwest

Wed 5/77:00 amONT - LGA

1 stop7h 00mSouthwest

Deal found 4/15$347

Tue 5/202:00 pmLGA - ONT

1 stop11h 00mUnited Airlines

Wed 5/281:33 pmONT - LGA

1 stop6h 58mUnited Airlines

Deal found 4/15$377

Sat 5/249:55 pmLGA - ONT

1 stop14h 20mFrontier

Fri 5/3012:59 amONT - LGA

1 stop17h 11mFrontier

Deal found 4/14$250

Tue 9/167:27 amJFK - ONT

1 stop9h 39mAlaska Airlines

Mon 10/204:05 pmONT - JFK

1 stop10h 55mAlaska Airlines

Deal found 4/15$269

Fri 7/42:55 pmJFK - ONT

1 stop9h 38mAmerican Airlines

Tue 7/84:45 pmONT - JFK

1 stop9h 45mAmerican Airlines

Deal found 4/15$282

Last-minute flights to Ontario
Discover last-minute flight deals to Ontario. Data last updated April 16, 2025 and is based on user searches.

Wed 4/236:59 amJFK - ONT

1 stop27h 21mFrontier

Tue 4/2910:44 amONT - JFK

1 stop15h 46mFrontier

Deal found 4/16$188

Wed 4/2310:50 pmLGA - ONT

1 stop12h 04mFrontier

Sun 4/278:44 amONT - LGA

1 stop10h 16mFrontier

Deal found 4/15$196

Wed 4/236:48 pmJFK - ONT

1 stop7h 53mDelta

Wed 4/301:20 pmONT - JFK

1 stop7h 58mDelta

Deal found 4/16$394

Wed 4/235:30 pmLGA - ONT

1 stop7h 45mSouthwest

Wed 4/309:00 amONT - LGA

1 stop8h 10mSouthwest

Deal found 4/16$394

Wed 4/236:00 amLGA - ONT

1 stop7h 57mDelta

Wed 4/2310:15 pmONT - LGA

1 stop6h 54mDelta

Deal found 4/15$401

Fri 4/2510:30 amEWR - ONT

1 stop8h 29mAmerican Airlines

Sat 5/3111:59 pmONT - EWR

1 stop8h 34mAmerican Airlines

Deal found 4/15$414

Sat 4/267:20 amJFK - ONT

1 stop11h 12mAlaska Airlines

Wed 4/304:29 pmONT - JFK

1 stop10h 31mAlaska Airlines

Deal found 4/15$338

Sat 4/267:00 amEWR - ONT

1 stop11h 32mAlaska Airlines

Tue 5/64:29 pmONT - EWR

1 stop10h 11mAlaska Airlines

Deal found 4/16$338

Sat 4/265:55 amEWR - ONT

2 stops9h 21mDelta

Tue 5/67:00 amONT - EWR

1 stop6h 48mDelta

Deal found 4/15$349

Sat 4/267:20 amJFK - ONT

1 stop11h 12mHawaiian Airlines

Sat 5/34:29 pmONT - JFK

1 stop10h 31mHawaiian Airlines

Deal found 4/15$398

Sat 4/265:00 pmJFK - ONT

1 stop7h 58mAmerican Airlines

Sat 5/311:59 pmONT - JFK

2 stops10h 06mAmerican Airlines

Deal found 4/15$404

Sat 4/267:00 amEWR - ONT

1 stop11h 32mHawaiian Airlines

Mon 5/54:29 pmONT - EWR

1 stop10h 11mHawaiian Airlines

Deal found 4/15$423

One-way flights to Ontario
Search for one-way flight options to Ontario. Find affordable one-way fares based on user searches. Data last updated April 16, 2025.

Wed 5/76:59 amJFK - ONT

1 stop8h 09mFrontier

Deal found 4/15$87

Tue 5/136:00 amEWR - ONT

1 stop10h 35mMultiple Airlines

Deal found 4/15$92

Mon 5/125:45 amLGA - ONT

1 stop10h 53mMultiple Airlines

Deal found 4/15$124

Fri 5/2310:55 pmLGA - ONT

1 stop13h 20mFrontier

Deal found 4/16$125

Tue 9/167:19 amEWR - ONT

1 stop9h 47mHawaiian Airlines

Deal found 4/16$128

Wed 5/77:20 amJFK - ONT

1 stop11h 12mAlaska Airlines

Deal found 4/15$131

Fri 5/306:00 pmJFK - ONT

Nonstop6h 11mJetBlue

Deal found 4/16$134

Tue 7/13:45 pmLGA - ONT

1 stop8h 52mUnited Airlines

Deal found 4/16$134

Thu 5/293:55 pmEWR - ONT

1 stop9h 50mUnited Airlines

Deal found 4/15$134

Fri 5/301:59 pmLGA - ONT

1 stop10h 06mAmerican Airlines

Deal found 4/14$135

Fri 5/3010:38 amEWR - ONT

1 stop10h 45mAmerican Airlines

Deal found 4/14$135

Wed 5/74:00 pmJFK - ONT

1 stop10h 58mHawaiian Airlines

Deal found 4/15$137

Cheapflights Fare Finder

Use the filters below to find and compare flights to Ontario that are best for you.

Fly from

Route

Depart

Return

Price

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Wed 5/7

6:59 am-12:08 pm

1 stop8h 09m

Ontario

Wed 5/14

6:47 pm-11:59 am

1 stop14h 12m

$175

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Sat 5/24

9:55 pm-9:15 am

1 stop14h 20m

Ontario

Fri 5/30

12:59 am-9:10 pm

1 stop17h 11m

$250

NewarkOntario

EWR - ONT

EWRONT

Newark

Tue 9/16

7:19 am-2:06 pm

1 stop9h 47m

Ontario

Tue 9/23

3:00 pm-5:59 am

1 stop11h 59m

$262

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Sat 5/24

6:00 pm-9:11 pm

Nonstop6h 11m

Ontario

Fri 5/30

10:59 pm-7:19 am

Nonstop5h 20m

$267

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Tue 9/16

7:27 am-2:06 pm

1 stop9h 39m

Ontario

Tue 10/21

4:05 pm-6:00 am

1 stop10h 55m

$269

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Fri 7/4

2:59 pm-9:33 pm

1 stop9h 34m

Ontario

Mon 7/7

12:59 am-1:04 pm

1 stop9h 05m

$277

New YorkOntario

LGA - ONT

LGAONT

New York LaGuardia

Tue 5/20

3:00 pm-10:29 pm

1 stop10h 29m

Ontario

Fri 5/30

12:18 pm-11:44 pm

1 stop8h 26m

$282

New YorkOntario

JFK - ONT

JFKONT

New York John F Kennedy Intl

Fri 7/4

2:55 pm-9:33 pm

1 stop9h 38m

Ontario

Tue 7/8

4:45 pm-5:30 am

1 stop9h 45m

$282

NewarkOntario

EWR - ONT

EWRONT

Newark

Tue 5/20

7:10 am-12:15 pm

1 stop8h 05m

Ontario

Sat 5/24

1:10 pm-12:10 am

1 stop8h 00m

$282

NewarkOntario

EWR - ONT

EWRONT

Newark

Tue 9/16

7:19 am-2:06 pm

1 stop9h 47m

Ontario

Tue 9/23

3:00 pm-5:59 am

1 stop11h 59m

$286

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 39 results

Compare providers for flights to Ontario

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals to Ontario in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
Priceline	Price Accuracy1 star	Trust Score*3 stars
Kiwi.com	Price Accuracy3 stars	Trust Score*3 stars
Cheapflightsfares	Price Accuracy3 stars	Trust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: Out of all of the providers offering Ontario flight deals, Cheapflights users have found eDreams to have the most accurate pricing on Cheapflights vs. their site about >95% of the time, users can find the same price on Ontario flight deals on Cheapflights and eDreams. This is based on searches made for Ontario flights over the past month.
Most trusted provider: eDreams is the most trusted provider by Cheapflights users offering Ontario flight deals. With a user feedback rating of 3 out of 3 stars (3 being the best), eDreams has received the most positive sentiment from Cheapflights users searching for flights to Ontario. This is based on data collected from Cheapflights searches made over the past month.

Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Ontario

When is the best time to book a flight to Ontario?

The price you pay for your flight to Ontario may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How long is the flight to Ontario?

On average, a flight from New York to Ontario takes 8 hours 19 minutes. Flights to Ontario from other popular cities in USA will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Ontario?

Users looking for the lowest fares to Ontario should consider flying on Monday evenings, when prices are typically cheapest. Budget-minded travelers will want to avoid Sunday at noon, when prices are usually at their highest.

What are the most popular airlines that fly to Ontario?

The most popular airlines flying from New York to Ontario are American Airlines, JetBlue and Delta.

American Airlines

From $257

JetBlue

From $239

Delta

From $197

United Airlines

From $227

What are the cheapest airlines that fly to Ontario?

The cheapest airlines flying from New York to Ontario are Frontier, Spirit Airlines and Delta.

Rainfall in Ontario by month

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

See what other customers who have flown with Alaska Airlines, Southwest and Delta to Ontario have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Alaska Airlines

8.0

Very good

9,876 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Southwest

8.0

Very good

4,282 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Delta

8.0

Very good

7,916 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Hawaiian Airlines

7.9

Good

2,380 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

United Airlines

7.4

Good

8,665 reviews

Alaska Airlines

8.0

Very good

9,876 reviews

Reviews

1 / 20

4.0

Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

FAQs about flying to Ontario

Ontario, CA airport overview

At just 2.3 miles (3.7km) east of downtown Ontario, Ontario International Airport (ONT) is a small but well-equipped alternative to Los Angeles Airport and John Wayne Airport for passengers flying to California.

The number of flights to Ontario International Airport has been declining steadily in recent years (there were 4.8 million passengers in 2010, but the terminals are built to handle twice that) – some say due to the lack of direct flights to major destinations, in comparison with other airports nearby. However, those who use the airport agree that it is a convenient alternative, well connected to nearby air fields and towns, easy to get in and out of, clean and with good basic facilities.

What airport do you fly into for flights to Ontario?
If you book a flight to Ontario, you will be flying into Ontario, which is the city’s only airport. Ontario (ONT) is located 3.1 mi from the center of Ontario.
Can I find cheaper flights to Ontario if I am willing to have layovers?
Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Ontario on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Ontario?
Based on reviews from Cheapflights users, Spirit Airlines is rated the highest out of the airlines that fly to Ontario.
What is the cheapest airport to fly to in Ontario?
Ontario is currently the cheapest airport to fly to in Ontario. One-way flights to Ontario typically cost $28, while round-trip flights cost around $37.
How much is a round-trip flight to Ontario?
A round-trip flight to Ontario will typically cost around $133, however they can be found for as little as $37.
Where does the fastest flight to Ontario depart from?
For those looking to save time traveling to Ontario, Las Vegas Harry Reid Intl offers the quickest one-way flight (1 hour 2 minutes).
Does Ontario have rental cars?
Yes. Those touching down at Ontario can take advantage of the rental car services offered upon their arrival.
Are there hotels close to Ontario?
Yes. Ontario has hotels nearby for those requiring accommodations. Delta Hotels by Marriott Ontario Airport is the closest property to Ontario (0.0 mi away from Ontario).

See more FAQs

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$87+ Cheap flights to Ontario

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights to Ontario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Flights to Ontario in 2025

Find the latest flights to Ontario in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on April 16, 2025.

Popular in

Cheapest in

Average price

Round-trip from

One-way from

Good round-trip deal

Good one-way deal

Find flight deals to Ontario

Cheapest flights to OntarioExplore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on April 16, 2025.

Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on April 16, 2025.

Cheapflights Fare Finder

Locate flights to Ontario that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 2,558,603 searches and data was last updated on April 16, 2025.

Use the filters below to find and compare flights to Ontario that are best for you.

Compare providers for flights to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals to Ontario in April.

Best time to book a flight to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight to Ontario

When is the best time to book a flight to Ontario?

Use this chart to determine the optimal time to book a round-trip flight from New York to Ontario. Price data was last updated on April 11, 2025.

How long is the flight to Ontario?

When is the cheapest time to fly to Ontario?

Use this chart to determine the cheapest time to fly round-trip from New York to Ontario. Price data was last updated on December 16, 2024.

What are the most popular airlines that fly to Ontario?

What are the cheapest airlines that fly to Ontario?

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

Reviews of airlines servicing Ontario

See what other customers who have flown with Alaska Airlines, Southwest and Delta to Ontario have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Ontario

Ontario, CA airport overview

What airport do you fly into for flights to Ontario?

Can I find cheaper flights to Ontario if I am willing to have layovers?

What is the best airline to fly to Ontario?

What is the cheapest airport to fly to in Ontario?

How much is a round-trip flight to Ontario?

Where does the fastest flight to Ontario depart from?

Does Ontario have rental cars?

Are there hotels close to Ontario?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Find the best flight deals to Ontario

Some of the lowest fares we’ve come across for flights to Ontario.

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Cheapest flights to Ontario
Explore the most affordable flight options available to Ontario. Find the lowest fares based on data from user searches, with prices last updated on April 16, 2025.