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Cheap flights from Killeen to Los Angeles from $292

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Los Angeles departing on 1/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
GRK
-
ONT
1167 mimulti-stop
Multiple Airlines Logo
ONT
-
GRK
1167 mimulti-stop
Multiple Airlines

American Airlines flights from Killeen to Ontario

Our best American Airlines deals on Killeen to Ontario flight tickets
American Airlines
Dec 19
GRK6:00 amKilleen Fort Hood Regional
5h 55m
1 stop
ONT9:55 amOntario
Jan 2
ONT11:59 pmOntario
7h 52m
1 stop
GRK9:51 amKilleen Fort Hood Regional
$891
Find similar
American Airlines
Dec 19
GRK6:00 amKilleen Fort Hood Regional
5h 55m
1 stop
ONT9:55 amOntario
Jan 2
ONT9:53 amOntario
8h 40m
2 stops
GRK8:33 pmKilleen Fort Hood Regional
$1,074
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Killeen to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

KilleenOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Sun 1/4

6:32 pm-11:46 pm

1 stop7h 14m

$292

KilleenOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Thu 1/1

6:00 am-11:53 am

1 stop7h 53m

$316

KilleenOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Thu 1/1

3:58 pm-9:52 pm

2 stops7h 54m

$321

KilleenOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Sat 1/3

6:32 pm-11:46 pm

1 stop7h 14m

$401

KilleenOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Sat 1/3

11:57 am-6:28 pm

2 stops8h 31m

$440

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Killeen to Ontario

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Ontario?

The cheapest day to depart on your flight to Ontario is on a Saturday when prices can be found for as low as $277. This is often the case because there is less demand to fly during this day of the week. When flying out on a Monday, the most expensive travel day of the week, you can expect to see flight prices from Killeen to Ontario for around $651.

What is the cheapest time of day to depart on your flight to Ontario?

At noon is the cheapest time of day to fly from Killeen to Ontario when you can find flight prices for as low as $476. Flying to Ontario at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $499 on average. Flights to Ontario from Killeen in the morning are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Killeen to Ontario

Are you open to changing your travel dates? Check out the ideal times to fly from Killeen to Ontario according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Killeen to Ontario (GRK to ONT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to Ontario

Fastest flight time

5h 55m

Direct flights

None
The fastest flight from Killeen to Ontario takes 5h 55m
There are no direct flights from Killeen to Ontario. There are no popular flight routes from Killeen to Ontario.
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  • How far is Killeen Fort Hood Regional to Ontario by plane?

    There are 1174.8 mi between Killeen Fort Hood Regional and Ontario. 5h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Ontario Airport?

    Prices for flights from Killeen Fort Hood Regional Airport to Ontario Airport refresh daily.

  • How many operators does momondo search for flights from Killeen Fort Hood Regional Airport to Ontario Airport?

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Ontario Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Killeen Fort Hood Regional Airport to Ontario Airport.

  • What documentation or ID do you need to fly to Ontario Airport?

    The necessary travel and health documents for your Ontario Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Killeen to Ontario?

Best airlines flying from Killeen to Ontario

Compare and see reviews for airlines that fly from Killeen to Ontario with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $160Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Killeen to Ontario?

Finding the right flight to Ontario from Killeen is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from Killeen to Ontario with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ontario from Killeen with this policy.

How can momondo help me find flights from Killeen to Ontario?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ontario from Killeen.

I’m not ready to book a flight from Killeen to Ontario right now. Can momondo alert me if prices change?

Price alerts on flights to Ontario from Killeen are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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