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Cheap flights from Killeen to Ontario from C$ 503

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 27/6. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — YYZ
9 Jun — 16 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Killeen to Ontario

Enter your travel dates to find the best prices.

Cheapest flights from Killeen to Ontario
Explore the most affordable flight options available from Killeen to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 May 2026.

Sat 27/67:52 p.m.
GRK
-
YYZ
2 stops20h 52m
American Airlines
Fri 3/77:27 a.m.
YYZ
-
GRK
2 stops16h 00m
American Airlines
Deal found 6/5C$ 1,104
Wed 1/77:52 p.m.
GRK
-
YYZ
2 stops14h 06m
American Airlines
Thu 2/72:55 p.m.
YYZ
-
GRK
1 stop19h 41m
American Airlines
Deal found 6/5C$ 1,113
Mon 29/67:21 p.m.
GRK
-
YYZ
2 stops18h 12m
American Airlines
Fri 3/77:27 a.m.
YYZ
-
GRK
2 stops16h 00m
American Airlines
Deal found 6/5C$ 1,125
Fri 26/67:21 p.m.
GRK
-
YYZ
2 stops18h 12m
American Airlines
Fri 3/77:27 a.m.
YYZ
-
GRK
2 stops16h 00m
American Airlines
Deal found 6/5C$ 1,142
Tue 30/65:00 a.m.
GRK
-
YYZ
2 stops17h 29m
American Airlines
Fri 3/72:55 p.m.
YYZ
-
GRK
1 stop8h 32m
American Airlines
Deal found 6/5C$ 1,147
Tue 30/65:00 a.m.
GRK
-
YYZ
2 stops17h 29m
American Airlines
Thu 2/711:39 a.m.
YYZ
-
GRK
2 stops8h 15m
American Airlines
Deal found 6/5C$ 1,154
Thu 25/63:07 p.m.
GRK
-
YYZ
1 stop21h 50m
American Airlines
Fri 3/77:27 a.m.
YYZ
-
GRK
2 stops16h 00m
American Airlines
Deal found 6/5C$ 1,158
Mon 29/67:21 p.m.
GRK
-
YYZ
2 stops18h 12m
American Airlines
Thu 2/76:18 p.m.
YYZ
-
GRK
1 stop5h 09m
American Airlines
Deal found 6/5C$ 1,169
Mon 29/67:21 p.m.
GRK
-
YYZ
2 stops18h 12m
American Airlines
Sun 5/76:02 p.m.
YYZ
-
GRK
2 stops16h 34m
American Airlines
Deal found 6/5C$ 1,176
Fri 26/67:21 p.m.
GRK
-
YYZ
2 stops16h 14m
American Airlines
Sat 4/76:46 a.m.
YYZ
-
GRK
1 stop8h 52m
American Airlines
Deal found 6/5C$ 1,186

Find flight deals from Killeen to Ontario

Keep the following information in mind while searching for Killeen to Ontario flight deals. Data was last updated 10 May 2026.

Round-trip from

C$ 1,104

One-way from

C$ 503
American Airlines
  • American Airlines
  • 27/6-3/7
  • 4 total stops
  • 36h 52m total
  • Killeen to Ontario
Search Deals
American Airlines
  • American Airlines
  • 27/6
  • 2 total stops
  • 17h 41m total
  • Killeen to Ontario
Search Deals

Cheapflights 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, Cheapflights users made 629,999 searches. Data last updated 10 May 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

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Sat 27/6

7:52 p.m.-12:35 p.m.

2 stops15h 43m

Toronto Pearson Intl

Wed 8/7

6:46 a.m.-12:23 p.m.

1 stop6h 37m

C$ 1,147

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Fri 26/6

7:21 p.m.-2:33 p.m.

2 stops18h 12m

Toronto Pearson Intl

Mon 6/7

7:24 p.m.-9:36 a.m.

2 stops15h 12m

C$ 1,192

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Thu 2/7

7:24 p.m.-5:28 p.m.

1 stop21h 04m

Toronto Pearson Intl

Mon 6/7

2:55 p.m.-9:36 a.m.

1 stop19h 41m

C$ 1,194

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Sat 27/6

6:44 a.m.-4:48 p.m.

2 stops9h 04m

Toronto Pearson Intl

Mon 6/7

2:55 p.m.-9:36 a.m.

1 stop19h 41m

C$ 1,208

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Thu 25/6

12:54 p.m.-11:23 p.m.

2 stops9h 29m

Toronto Pearson Intl

Sun 5/7

6:46 a.m.-2:38 p.m.

1 stop8h 52m

C$ 1,208
Quickest round-trip

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Thu 25/6

10:04 a.m.-10:30 p.m.

2 stops11h 26m

Toronto Pearson Intl

Sat 4/7

2:55 p.m.-7:23 p.m.

1 stop5h 28m

C$ 1,208
Cheapest one-way

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Fri 10/7

7:24 p.m.-10:59 a.m.

2 stops14h 35m

C$ 542

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Mon 13/7

12:42 p.m.-10:16 a.m.

2 stops20h 34m

C$ 550

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Tue 30/6

5:00 a.m.-11:29 p.m.

2 stops17h 29m

C$ 555

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Wed 15/7

6:30 a.m.-5:28 p.m.

1 stop9h 58m

C$ 557

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/5

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

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.

Cheapflights Insights

Everything you need to know about your flight from Killeen to Ontario
No data available for this route at this time. Please check back soon.

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.

  • What airport do you fly from for flights from Killeen to Ontario?

    Located just 11.1 km from the city centre, Killeen Fort Hood Regional (GRK) is the airport most travellers will use when flying to Ontario from Killeen.

  • How long is the flight from Killeen to Region of Ontario?

    There are many flights that can get you from Killeen to Region of Ontario in 15h 43m. Fly via American Airlines to get the fastest option. Killeen and Region of Ontario are separated by a distance of 2124 km.

  • 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.

See more FAQs

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