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Cheap flights from Killeen to Ontario (GRK - ONT) from $340

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
GRK — ONT
Jun 13 — Jun 201
From?
To?
Thu 6/13
Thu 6/20
1 adult, Economy
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Cheap flight deals from Killeen to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 8, 2024.

Popular in

December

Cheapest in

August

Average price

$496

Round-trip from

$238
High demand for flights, 25% potential price rise
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Best time to find cheap flights, 46% potential price drop
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Average for round-trip flights in June 2024
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From Killeen Fort Hood Regional to Ontario
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What is the cheapest day to fly round-trip from Killeen to Ontario?

Travelers have found that booking a Tuesday departure is the best way to save up to 65% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

What is the cheapest month to fly from Killeen to Ontario?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, March can be a great choice for travel to Ontario. Flights to Ontario from Killeen in March are about $362 on average during March, but can be found for as low as $113.

What is the cheapest time of day to fly from GRK to ONT?

A simple way to save on the total cost of your ticket is to fly from Killeen to Ontario in the morning. If you’re flexible enough to do this you can expect to save up to 22% on your trip compared to booking a flight at noon.

Cheap Killeen to Ontario flights in June & July 2024

Find cheap flight options from Killeen to Ontario specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,045,324 searches. Prices were last updated on June 8, 2024.
Wed 7/244:20 pmGRK - ONT
1 stop7h 45mAmerican Airlines
Tue 9/242:44 pmONT - GRK
1 stop5h 23mAmerican Airlines
Deal found 6/7$438
Sat 7/276:45 pmGRK - ONT
1 stop7h 04mAmerican Airlines
Tue 9/2412:47 pmONT - GRK
1 stop7h 20mAmerican Airlines
Deal found 6/7$458
Sat 7/276:45 pmGRK - ONT
1 stop5h 20mAmerican Airlines
Sat 9/288:10 amONT - GRK
1 stop7h 43mAmerican Airlines
Deal found 6/7$478
Tue 7/236:49 pmGRK - ONT
1 stop7h 00mAmerican Airlines
Sun 9/298:10 amONT - GRK
1 stop7h 43mAmerican Airlines
Deal found 6/7$518
Thu 7/256:49 pmGRK - ONT
1 stop7h 00mAmerican Airlines
Fri 9/2710:50 amONT - GRK
1 stop7h 11mAmerican Airlines
Deal found 6/7$538
Tue 6/256:58 pmGRK - ONT
1 stop7h 01mAmerican Airlines
Thu 8/111:59 pmONT - GRK
1 stop7h 52mAmerican Airlines
Deal found 6/7$560
Sun 7/284:12 pmGRK - ONT
1 stop7h 53mAmerican Airlines
Sat 9/282:44 pmONT - GRK
1 stop5h 23mAmerican Airlines
Deal found 6/7$588
Thu 7/256:49 pmGRK - ONT
1 stop7h 00mAmerican Airlines
Sun 9/298:10 amONT - GRK
1 stop7h 43mAmerican Airlines
Deal found 6/7$598
Sun 7/284:12 pmGRK - ONT
1 stop7h 53mAmerican Airlines
Fri 9/2710:50 amONT - GRK
1 stop7h 11mAmerican Airlines
Deal found 6/7$608

Killeen to Ontario 2024 flight deals

Discover exclusive flight deals for travel between Killeen and Ontario in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,045,324 searches. Data last updated June 8, 2024.
Fri 8/26:49 pmGRK - ONT
1 stop7h 00mAmerican Airlines
Mon 8/192:39 pmONT - GRK
1 stop6h 44mAmerican Airlines
Deal found 6/7$347
Fri 8/26:49 pmGRK - ONT
1 stop5h 16mAmerican Airlines
Mon 8/1912:46 pmONT - GRK
2 stops8h 37mAmerican Airlines
Deal found 6/7$352
Wed 7/244:20 pmGRK - ONT
1 stop7h 45mAmerican Airlines
Tue 9/242:44 pmONT - GRK
1 stop5h 23mAmerican Airlines
Deal found 6/7$438
Fri 8/212:39 pmGRK - ONT
2 stops11h 01mAmerican Airlines
Mon 8/1912:46 pmONT - GRK
2 stops8h 37mAmerican Airlines
Deal found 6/7$453
Sat 7/276:45 pmGRK - ONT
1 stop7h 04mAmerican Airlines
Tue 9/2412:47 pmONT - GRK
1 stop7h 20mAmerican Airlines
Deal found 6/7$458
Sat 7/276:45 pmGRK - ONT
1 stop5h 20mAmerican Airlines
Sat 9/288:10 amONT - GRK
1 stop7h 43mAmerican Airlines
Deal found 6/7$478
Tue 7/236:49 pmGRK - ONT
1 stop7h 00mAmerican Airlines
Sun 9/298:10 amONT - GRK
1 stop7h 43mAmerican Airlines
Deal found 6/7$518
Thu 7/256:49 pmGRK - ONT
1 stop7h 00mAmerican Airlines
Fri 9/2710:50 amONT - GRK
1 stop7h 11mAmerican Airlines
Deal found 6/7$538
Tue 6/256:58 pmGRK - ONT
1 stop7h 01mAmerican Airlines
Thu 8/111:59 pmONT - GRK
1 stop7h 52mAmerican Airlines
Deal found 6/7$560

Killeen to Ontario flights leaving soon

Find last-minute flight options from Killeen to Ontario for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,045,324 searches. Data last updated June 8, 2024.
Mon 6/176:58 pmGRK - ONT
1 stop5h 11mAmerican Airlines
Sun 6/2311:59 pmONT - GRK
1 stop7h 52mAmerican Airlines
Deal found 6/6$677

One-way flights to Ontario from Killeen

Search for one-way flight options from Killeen to Ontario. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,045,324 searches. Data last updated June 8, 2024.
Mon 6/176:58 pmGRK - ONT
1 stop5h 11mAmerican Airlines
Deal found 6/7$340
Tue 6/184:44 pmGRK - ONT
1 stop7h 25mAmerican Airlines
Deal found 6/7$343
Mon 6/1712:32 pmGRK - ONT
2 stops8h 05mAmerican Airlines
Deal found 6/7$348
Tue 7/210:22 amGRK - ONT
2 stops7h 29mAmerican Airlines
Deal found 6/7$398
Mon 6/176:58 pmGRK - ONT
1 stop7h 01mAmerican Airlines
Deal found 6/7$779
Mon 7/296:10 amGRK - ONT
1 stop7h 41mAmerican Airlines
Deal found 6/7$1,116
Sun 7/216:10 amGRK - ONT
1 stop19h 39mAmerican Airlines
Deal found 6/7$1,258

Find flights from Killeen to Ontario within your budget

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, Cheapflights users made 3,045,324 searches. Data last updated June 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$347 - $560

Route

Depart

Return

Price

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Fri 8/2

1 stop7h 00m

Ontario

Mon 8/19

1 stop6h 44m

$347

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Fri 8/2

1 stop5h 16m

Ontario

Mon 8/19

2 stops8h 37m

$352

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Wed 7/24

1 stop7h 45m

Ontario

Tue 9/24

1 stop5h 23m

$438

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Fri 8/2

2 stops11h 01m

Ontario

Mon 8/19

2 stops8h 37m

$453

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Sat 7/27

1 stop7h 04m

Ontario

Tue 9/24

1 stop7h 20m

$458

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Sat 7/27

1 stop5h 20m

Ontario

Sat 9/28

1 stop7h 43m

$478

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Tue 7/23

1 stop7h 00m

Ontario

Sun 9/29

1 stop7h 43m

$518

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Thu 7/25

1 stop7h 00m

Ontario

Fri 9/27

1 stop7h 11m

$538

Killeen Fort Hood RegionalOntario

GRK - ONT

GRKONT

Killeen Fort Hood Regional

Tue 6/25

1 stop7h 01m

Ontario

Thu 8/1

1 stop7h 52m

$560

Flights are sorted by cheapest first

Deals found on 6/7

What is the cheapest day to fly from Killeen to Ontario?

Use this chart to determine the cheapest time to fly round-trip from Killeen to Ontario. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Killeen to Ontario flight should consider departing on Wednesday mornings when fares are most often at their lowest. Friday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Best time to book a flight from Killeen to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Killeen 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.

Temperature and rainfall in Ontario by month

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

LAX

Temperature

57.2 - 73.4 °F

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

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated June 8, 2024.
American Airlines
7.3
Good
14,186 reviews

Comfort

7.2

Overall

7.3

Food

6.6

Boarding

7.6

Entertainment

7.1

Crew

8.0

Reviews

1 / 10

The flight was 1.5 hours late but the flight was fine. The Wi-Fi worked great.

American Airlines
7.3
Good
14,186 reviews
American Airlines
7.3
Good
14,186 reviews

Comfort

7.2

Overall

7.3

Food

6.6

Boarding

7.6

Entertainment

7.1

Crew

8.0

Reviews

1 / 10

The flight was 1.5 hours late but the flight was fine. The Wi-Fi worked great.

Related info for your journey

Find useful and relevant information for your journey from Killeen to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find flights from Killeen to Ontario for under $400 on Cheapflights?

    Yes, there are multiple flights from Killeen to Ontario for under $400. The cheapest flight booked recently is on American Airlines for just $347, but on average you can expect to pay $579.

  • Are there last-minute flights available from Killeen to Ontario for under $700?

    There are currently 1+ open flights from Killeen to Ontario within the next 7 days for less than $700.

  • What is the cheapest airline to fly from Killeen to Ontario round-trip?

    Flying on American Airlines is currently your cheapest option to Ontario, with prices starting at $347. American Airlines is 24% cheaper than the average price of flights available within the next 90 days to this destination.

  • What does GRK to ONT mean?

    Great question - GRK to ONT just means Killeen Fort Hood Regional Airport to Ontario Airport. Now you’ll know what these unique codes when you look for flights!

  • Can I find deals for flights from Killeen to Ontario that include extra baggage allowance?

    The amount of baggage you can bring on your Killeen to Ontario flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Killeen to Ontario with specific airlines?

    Yes, Cheapflights allows you to browse and filter Killeen to Ontario flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • Can I find deals for flights from Killeen to Ontario that include hotel bookings?

    Yes. In addition to deals on Killeen to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Killeen to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Ontario.

  • Can I find deals for business class flights from Killeen to Ontario?

    Yes. Cheapflights offers flight deals from Killeen to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • Can I find deals for flights from Killeen to Ontario that allow pets onboard?

    Many airlines flying from Killeen to Ontario offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Killeen to Ontario?

    Yes, you can often find last-minute deals on Killeen to Ontario flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Killeen to Ontario flight deals updated?

    The Killeen to Ontario flight deals you see on this page were last updated on 6/7.

  • What is the cheapest month to book a flight from Killeen to Ontario?

    Currently, October is the cheapest month in which you can book a flight from Killeen to Ontario (average of $239). Flying from Killeen to Ontario in July is currently the most expensive (average of $327). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top airline flying from Killeen to Ontario

Discover the top airline that operate flights from Killeen to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,045,324 searches. Data last updated June 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$267Average$402FlexibilityNo cancel feeOn-time71%
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Chicago to Washington, D.C. flights
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Maui to O'ahu flights
Atlanta to Philadelphia flights
Killeen to Chicago O'Hare Intl Airport flights

Search flights from Killeen to Ontario by cabin class

Find flights from Killeen to Ontario, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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