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Niagara Falls

$734+ Cheap flights from Killeen (GRK) to Niagara Falls, ON, Canada

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/25. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — YYZ
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Killeen to Niagara Falls

Keep the following information in mind while searching for Killeen to Niagara Falls flight deals. Data was last updated October 30, 2025.

Round-trip from

$734
(American Airlines)
From Killeen Fort Hood Regional to Niagara Falls
Search Deals

Find flight deals from Killeen to Niagara Falls

Cheapest flights from Killeen to Niagara Falls
Explore the most affordable flight options available from Killeen to Niagara Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/226:50 pmGRK - YYZ
2 stops16h 42mAmerican Airlines
Sat 11/296:10 amYYZ - GRK
1 stop10h 30mAmerican Airlines
Deal found 10/28$748
This American Airlines deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1210:33 amGRK - YYZ
1 stop4h 45mAmerican Airlines
Sun 11/165:13 pmYYZ - GRK
1 stop7h 30mAmerican Airlines
Deal found 10/29$848
This American Airlines deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/225:05 amGRK - YYZ
1 stop7h 07mAmerican Airlines
Sun 11/306:10 amYYZ - GRK
1 stop10h 30mAmerican Airlines
Deal found 10/28$869

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Niagara Falls 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 2,558,603 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from Killeen to Niagara Falls that are best for you.

Fly from

Killeen

Fly to

Niagara Falls

Route

Depart

Return

Price

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Sat 4/25

5:23 am-11:00 pm

1 stop16h 37m

Toronto Pearson Intl

Wed 4/29

6:20 am-7:41 pm

2 stops14h 21m

$734

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Sat 11/22

6:50 pm-12:32 pm

2 stops16h 42m

Toronto Pearson Intl

Sat 11/29

6:10 am-3:40 pm

1 stop10h 30m

$748

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Wed 11/12

10:33 am-4:18 pm

1 stop4h 45m

Toronto Pearson Intl

Sun 11/16

5:13 pm-11:43 pm

1 stop7h 30m

$848

KilleenToronto

GRK - YYZ

GRKYYZ

Killeen Fort Hood Regional

Sat 11/22

5:05 am-1:12 pm

1 stop7h 07m

Toronto Pearson Intl

Sun 11/30

6:10 am-3:40 pm

1 stop10h 30m

$869

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Killeen to Niagara Falls

Have a flexible travel schedule? Discover the best time to fly to Niagara Falls 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 Niagara Falls

What is the cheapest month to book a flight from Killeen to Niagara Falls?

Currently, August is the cheapest month in which you can book a flight from Killeen to Niagara Falls (average of $236). Flying from Killeen to Niagara Falls in October is currently the most expensive (average of $331). 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.

Related info for your journey

Find useful and relevant information for your journey from Killeen to Niagara Falls. 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 Niagara Falls?

    Located just 6.9 mi from the city center, Killeen Fort Hood Regional is the airport most travelers will use when flying to Niagara Falls from Killeen. Booking flights from Fort Hood Regional (GRK) to Niagara Falls should be relatively easy as there are 0 daily outbound flights to Niagara Falls from 0 different airlines.

  • How long is the flight from Killeen to Niagara Falls?

    Airlines like American Airlines fly from Killeen to Niagara Falls in about 16h 37m. The time it takes to get you to your destination can typically vary by up to . Killeen and Niagara Falls are separated by a distance of 1320 mi.

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

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

  • How can I find direct flights from Killeen to Niagara Falls?

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Killeen to Niagara Falls (average of $236). Flying from Killeen to Niagara Falls in October is currently the most expensive (average of $331). 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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