Which airports can I use when flying from Killeen to Ontario?

Flights from Killeen to Ontario usually depart from Killeen Fort Hood Regional (GRK) and arrive at Ontario (ONT).

What cabin classes can I book on flights from Killeen to Ontario?

Only Economy Class is available on flights from Killeen to Ontario.

Which airports do connecting flights from Killeen to Ontario pass through?

Most connecting flights from Killeen to Ontario pass through Dallas/Fort Worth (DFW), which handles 100% of one-stop traffic on this route.

Can I save money by using flexible dates for flights from Killeen to Ontario?

Yes. Flexible dates can save you up to 31% on flights from Killeen to Ontario. Saturday is the cheapest departure day at $474 round-trip on average, while Friday is the most expensive at $684, a difference of $210. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

What popular places can I visit in Ontario?

Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Do I need a passport to fly from Killeen to Ontario?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Killeen to Ontario changed much recently?

Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $396 to $1,654. That means the highest observed fare was about 4x higher than the lowest one.

How are flight prices from Killeen to Ontario looking right now?

One-way fares from Killeen to Ontario are currently higher than usual. Average one-way flight prices are about $257, which is 14% above the typical average for this route.

What is the time difference between Killeen and Ontario?

Ontario is 2 hours behind Killeen (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

What car rental options are available at Ontario Airport (ONT)?

Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include: • Fox • Thrifty • Europcar • Dollar • Alamo

How much should I expect to pay for a Killeen to Ontario flight?

Round-trip flights from Killeen to Ontario range from $481 to $684, with an average of $568 over the past 12 months. Anything below $481 counts as a good deal.

How much is a round-trip flight from Killeen to Ontario?

Round-trip flights from Killeen to Ontario typically range from $481 to $684. The lowest price found in the past 5 days was $396, on American Airlines.

Which airline is the cheapest to fly from Killeen to Ontario?

American Airlines ($396) offered the cheapest round-trip ticket from Killeen to Ontario in the last 5 days.

What is the cheapest layover airport when flying from Killeen to Ontario?

Flights via Dallas/Fort Worth (DFW) offer the most affordable fares, with an average round-trip price of $575. Based on KAYAK data over the past 3 months.

When flying from Killeen to Ontario which airport offers the shortest layover?

Dallas/Fort Worth (DFW) had the shortest average connection time for Killeen to Ontario layovers at 4h 06m over the past 3 months.

$219 CHEAP FLIGHTS from Killeen to Ontario (GRK - ONT)

Save 21% or more on flights. Compare deals from all over the web.

Never overpay with our price tracking tools.

Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$396

Typical prices: $481-$684

American Airlines

Mon 11/5Wed 11/21

GRK - ONT • 1 stop

Cheapest one-way

$219

Typical prices: $116-$261

American Airlines

Thu 11/22

GRK - ONT • 1 stop

When to travel

February

Cheapest • 32% price drop

May

Most popular

Good to know

Start a new search

KAYAK searches 100s of sites at once to find you the best travel deals.

We hope you love your trip to Ontario!

Flight Deals

Cheap Flights from Killeen to Ontario (GRK-ONT)

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Killeen to Ontario

Thu, Nov 5 - Sat, Nov 21

3:07 pm - 6:42 pmGRK Killeen Fort Hood Regional-ONT Ontario

5h 35m1 stop Dallas/Fort Worth

11:59 pm - 9:30 amONT Ontario-GRK Killeen Fort Hood Regional

7h 31m1 stop Dallas/Fort Worth

$396American Airlines

Sat, Feb 6 - Sat, Feb 13

10:11 am - 1:25 pmGRK Killeen Fort Hood Regional-ONT Ontario

5h 14m1 stop Dallas/Fort Worth

11:59 pm - 9:21 amONT Ontario-GRK Killeen Fort Hood Regional

7h 22m1 stop Dallas/Fort Worth

$456American Airlines

Mon, Oct 12 - Tue, Nov 3

5:00 am - 9:35 amGRK Killeen Fort Hood Regional-ONT Ontario

6h 35m1 stop Dallas/Fort Worth

7:00 am - 2:37 pmONT Ontario-GRK Killeen Fort Hood Regional

5h 37m1 stop Dallas/Fort Worth

$456American Airlines

Sat, Feb 6 - Wed, Feb 10

5:05 am - 9:48 amGRK Killeen Fort Hood Regional-ONT Ontario

6h 43m1 stop Dallas/Fort Worth

2:21 pm - 10:47 pmONT Ontario-GRK Killeen Fort Hood Regional

6h 26m1 stop Dallas/Fort Worth

$515American Airlines

Wed, Feb 3 - Wed, Feb 10

7:23 am - 1:25 pmGRK Killeen Fort Hood Regional-ONT Ontario

8h 02m1 stop Dallas/Fort Worth

5:44 am - 2:39 pmONT Ontario-GRK Killeen Fort Hood Regional

6h 55m1 stop Dallas/Fort Worth

$515American Airlines

Mon, Feb 8 - Wed, Feb 10

12:30 pm - 6:51 pmGRK Killeen Fort Hood Regional-ONT Ontario

8h 21m1 stop Dallas/Fort Worth

5:44 am - 2:39 pmONT Ontario-GRK Killeen Fort Hood Regional

6h 55m1 stop Dallas/Fort Worth

$517American Airlines

Tue, Feb 9 - Wed, Feb 10

7:23 am - 1:25 pmGRK Killeen Fort Hood Regional-ONT Ontario

8h 02m1 stop Dallas/Fort Worth

5:44 am - 2:39 pmONT Ontario-GRK Killeen Fort Hood Regional

6h 55m1 stop Dallas/Fort Worth

$517American Airlines

Sat, Feb 6 - Sat, Feb 13

10:11 am - 1:25 pmGRK Killeen Fort Hood Regional-ONT Ontario

5h 14m1 stop Dallas/Fort Worth

12:26 pm - 11:37 pmONT Ontario-GRK Killeen Fort Hood Regional

9h 11m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

$525American Airlines

Thu, Nov 5 - Sat, Nov 21

12:26 pm - 6:42 pmGRK Killeen Fort Hood Regional-ONT Ontario

8h 16m1 stop Dallas/Fort Worth

1:30 pm - 11:46 pmONT Ontario-GRK Killeen Fort Hood Regional

8h 16m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

$526American Airlines

Tue, Feb 9 - Sun, Feb 14

7:23 am - 1:25 pmGRK Killeen Fort Hood Regional-ONT Ontario

8h 02m1 stop Dallas/Fort Worth

2:22 pm - 11:37 pmONT Ontario-GRK Killeen Fort Hood Regional

7h 15m1 stop Dallas/Fort Worth

$536American Airlines

Booking Insights

Price, demand and travel trends for Killeen to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

Prices

Airlines

Layovers

How much is a round-trip flight from Killeen to Ontario? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Killeen to Ontario departing in november.

Find deals

Low season	December
High season	May
Cheapest flight	$219

The most popular month to fly with an average 87% increase in travelers.

One-way flight from Killeen to Ontario

When to book flights from Killeen to Ontario

Are your dates flexible? Find out the best times to travel from Killeen to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Killeen to Ontario?
Only Economy Class is available on flights from Killeen to Ontario.
Do I need a passport to fly from Killeen to Ontario?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Killeen to Ontario flight?
Round-trip flights from Killeen to Ontario range from $481 to $684, with an average of $568 over the past 12 months. Anything below $481 counts as a good deal.
Have flight prices from Killeen to Ontario changed much recently?
Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $396 to $1,654. That means the highest observed fare was about 4x higher than the lowest one.
How are flight prices from Killeen to Ontario looking right now?
One-way fares from Killeen to Ontario are currently higher than usual. Average one-way flight prices are about $257, which is 14% above the typical average for this route.
What car rental options are available at Ontario Airport (ONT)?
Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates starting from around $18 for economy cars. Top options include:

• Fox
• Thrifty
• Europcar
• Dollar
• Alamo
Which airports can I use when flying from Killeen to Ontario?
Flights from Killeen to Ontario usually depart from Killeen Fort Hood Regional (GRK) and arrive at Ontario (ONT).
Which airports do connecting flights from Killeen to Ontario pass through?
Most connecting flights from Killeen to Ontario pass through Dallas/Fort Worth (DFW), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Killeen to Ontario?
Yes. Flexible dates can save you up to 31% on flights from Killeen to Ontario. Saturday is the cheapest departure day at $474 round-trip on average, while Friday is the most expensive at $684, a difference of $210.

Cheaper weekend fares like these are typical of routes dominated by weekday business travel.
What is the time difference between Killeen and Ontario?
Ontario is 2 hours behind Killeen (Pacific Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.
What popular places can I visit in Ontario?
Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

If your dates are flexible, aim for a Saturday departure and avoid flying on Friday. On this route, Saturday flights average $474, about $210 less than Friday fares (31% savings) based on the last 12 months.
If you can choose when to travel, plan your Killeen to Ontario trip for February. Fares historically average $384 round-trip in that month - typically $492 less than the most expensive month, which is June (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Ontario Airport.

• Azure Hotel & Suites, Trademark Collection by Wyndham
• La Quinta Inn & Suites by Wyndham Ontario Airport
• Ontario Airport Inn

More options for your flight from Killeen to Ontario

Add a hotel or car rental

Airports

Cabin class

Direct Flights

Origins

Other destinations

Return flight

Complete your trip to Ontario with a hotel stay or car rental

Car rentals in Ontario

Hotels in Ontario

Vacations in Ontario

GRK - ONT

$219 Find Cheap Flights from Killeen to Ontario - Compare and Save

Everything you should know

Cheap Flights from Killeen to Ontario (GRK-ONT)

Recent round-trip flight deals from Killeen to Ontario

Recent one-way flight deals from Killeen to Ontario

Price, demand and travel trends for Killeen to Ontario flights

How much is a round-trip flight from Killeen to Ontario?

Which airline is the cheapest to fly from Killeen to Ontario?

What is the cheapest layover airport when flying from Killeen to Ontario?

When flying from Killeen to Ontario which airport offers the shortest layover?

Key details for Killeen to Ontario flights

Low season

High season

Cheapest flight

When to book flights from Killeen to Ontario

Your Killeen to Ontario flight questions, answered

Your guide to booking Killeen to Ontario flights

More options for your flight from Killeen to Ontario

Complete your trip to Ontario with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Killeen to Ontario

Find direct flights to and from Killeen and Ontario

Flights from domestic origins to Ontario

Flights to other popular destinations

Find deals for your return flight