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Cheap flights from Killeen to Los Angeles from $390

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 9/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Killeen to Los Angeles

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 am - 11:47 amGRK  Killeen Fort Hood Regional-ONT Ontario
6h 47m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 2:34 pmONT  Ontario-GRK Killeen Fort Hood Regional
6h 34m1 stop Dallas/Fort Worth
$502American Airlines
Fri, Sep 18 - Sun, Sep 20
American Airlines Logo
7:22 pm - 10:59 pmGRK  Killeen Fort Hood Regional-ONT Ontario
5h 37m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 2:35 pmONT  Ontario-GRK Killeen Fort Hood Regional
6h 35m1 stop Dallas/Fort Worth
$641American Airlines
Sun, Aug 23 - Thu, Aug 27
American Airlines Logo
10:04 am - 1:25 pmGRK  Killeen Fort Hood Regional-ONT Ontario
5h 21m1 stop Dallas/Fort Worth
American Airlines Logo
1:04 pm - 11:33 pmONT  Ontario-GRK Killeen Fort Hood Regional
8h 29m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$697American Airlines
Fri, Sep 18 - Sun, Sep 20
American Airlines Logo
12:37 pm - 7:15 pmGRK  Killeen Fort Hood Regional-ONT Ontario
8h 38m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
6:00 am - 2:35 pmONT  Ontario-GRK Killeen Fort Hood Regional
6h 35m1 stop Dallas/Fort Worth
$784American Airlines
Sun, Aug 23 - Thu, Aug 27
American Airlines Logo
12:47 pm - 6:17 pmGRK  Killeen Fort Hood Regional-ONT Ontario
7h 30m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl
American Airlines Logo
1:04 pm - 11:33 pmONT  Ontario-GRK Killeen Fort Hood Regional
8h 29m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth
$897American Airlines
Fri, Sep 18 - Sun, Sep 20

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American Airlines flights from Killeen to Ontario

Our best American Airlines deals on Killeen to Ontario flight tickets
American Airlines
Sep 18
GRK7:00 amKilleen Fort Hood Regional
6h 47m
1 stop
ONT11:47 amOntario
Sep 20
ONT6:00 amOntario
6h 34m
1 stop
GRK2:34 pmKilleen Fort Hood Regional
$502
American Airlines
Aug 23
GRK7:22 pmKilleen Fort Hood Regional
5h 37m
1 stop
ONT10:59 pmOntario
Aug 27
ONT6:00 amOntario
6h 35m
1 stop
GRK2:35 pmKilleen Fort Hood Regional
$641
American Airlines
Sep 18
GRK10:04 amKilleen Fort Hood Regional
5h 21m
1 stop
ONT1:25 pmOntario
Sep 20
ONT1:04 pmOntario
8h 29m
2 stops
GRK11:33 pmKilleen Fort Hood Regional
$697

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 August 11, 2026.
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

Cheapest round-trip

KilleenOntario

GRK Killeen Fort Hood Regional - ONT Ontario

GRKONT

Killeen Fort Hood Regional

Fri 9/18

7:00 am-11:47 am

1 stop6h 47m

Ontario

Sun 9/20

6:00 am-2:34 pm

1 stop6h 34m

$502
Quickest round-trip

KilleenOntario

GRK Killeen Fort Hood Regional - ONT Ontario

GRKONT

Killeen Fort Hood Regional

Sun 8/23

7:22 pm-10:59 pm

1 stop5h 37m

Ontario

Thu 8/27

6:00 am-2:35 pm

1 stop6h 35m

$641

KilleenOntario

GRK Killeen Fort Hood Regional - ONT Ontario

GRKONT

Killeen Fort Hood Regional

Fri 9/18

10:04 am-1:25 pm

1 stop5h 21m

Ontario

Sun 9/20

1:04 pm-11:33 pm

2 stops8h 29m

$697

KilleenOntario

GRK Killeen Fort Hood Regional - ONT Ontario

GRKONT

Killeen Fort Hood Regional

Sun 8/23

12:37 pm-7:15 pm

2 stops8h 38m

Ontario

Thu 8/27

6:00 am-2:35 pm

1 stop6h 35m

$784

KilleenOntario

GRK Killeen Fort Hood Regional - ONT Ontario

GRKONT

Killeen Fort Hood Regional

Fri 9/18

12:47 pm-6:17 pm

2 stops7h 30m

Ontario

Sun 9/20

1:04 pm-11:33 pm

2 stops8h 29m

$897
Cheapest one-way
Quickest one-way

KilleenOntario

GRK Killeen Fort Hood Regional - ONT Ontario

GRKONT

Killeen Fort Hood Regional

Mon 9/7

5:00 am-9:34 am

1 stop6h 34m

$390

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Los Angeles from

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 airline that flies from Killeen Fort Hood Regional to Ontario?

American Airlines is the most popular carrier operating from Killeen Fort Hood Regional to Ontario

What airlines fly to Ontario?

Southwest, Delta and American Airlines are the top three most popular airlines that fly to Ontario from Killeen according to our data. Southwest is the first choice among our users, with 34% of people opting to fly with this airline when traveling to Ontario. Keep in mind that there are 7 different airlines that fly to Ontario on a routine basis, so you have a few additional options to choose from.

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 42m

Direct flights

None
The fastest flight from Killeen to Ontario takes 5h 42m
There are no direct flights from Killeen to Ontario. There are no popular flight routes from Killeen to Ontario.
Search flight deals

Frequently asked questions about flying from Killeen to Ontario

  • How far is Killeen Fort Hood Regional to Ontario by plane?

    There are 1174.8 mi between Killeen Fort Hood Regional and Ontario. 5h 42m 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 $384Free CancellationRating
7.1
11,904 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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