$509+ Cheap flights from Boise to Killeen (BOI - GRK)
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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — GRK
Oct 10 — Oct 171
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Best
Last-minute
One-way
Cheapest flights from Boise to KilleenExplore the most affordable flight options available from Boise to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
Explore the most affordable flight options available from Boise to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/132:41 pm -
1 stop5h 11m
Wed 10/287:00 am -
1 stop7h 51m
Deal found 9/10![American Airlines logo]()
$509
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:00 am -
2 stops8h 45m
Tue 9/295:00 am -
2 stops10h 22m
Deal found 9/10![Alaska Airlines logo]()
$956
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:14 pm -
1 stop7h 38m
Wed 10/283:16 pm -
1 stop8h 13m
Deal found 9/10![Alaska Airlines logo]()
$1,268
Best flights from Boise to KilleenDiscover carefully curated flight deals from Boise to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
Discover carefully curated flight deals from Boise to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 10, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:00 am -
2 stops8h 45m
Tue 9/295:00 am -
2 stops10h 22m
Deal found 9/10![Alaska Airlines logo]()
$956
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:14 pm -
1 stop7h 38m
Wed 10/283:16 pm -
1 stop8h 13m
Deal found 9/10![Alaska Airlines logo]()
$1,268
Last-minute flights from Boise to KilleenDiscover last-minute flight deals from Boise to Killeen. Data last updated September 10, 2026 and is based on user searches.
Discover last-minute flight deals from Boise to Killeen. Data last updated September 10, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/259:00 am -
2 stops8h 45m
Tue 9/295:00 am -
2 stops10h 22m
Deal found 9/10![Alaska Airlines logo]()
$956
This American Airlines deal was found by Cheapflights users on 9/10. 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.
Tue 10/132:41 pm -
1 stop5h 11m
Wed 10/287:00 am -
1 stop7h 51m
Deal found 9/10![American Airlines logo]()
$509
This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:14 pm -
1 stop7h 38m
Wed 10/283:16 pm -
1 stop8h 13m
Deal found 9/10![Alaska Airlines logo]()
$1,268
One-way flights from Boise to KilleenSearch for one-way flight options from Boise to Killeen. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
Search for one-way flight options from Boise to Killeen. Find affordable one-way fares based on user searches. Data last updated September 10, 2026.
This American Airlines deal was found by Cheapflights users on 9/9. 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.
Thu 9/171:50 pm -
1 stop6h 13m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![American Airlines logo]()
$545
Find flight deals from Boise to Killeen
Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) to Killeen (GRK). 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 September 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $509 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Boise to Killeen 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 7,457,451 searches. Data last updated September 10, 2026.
Use the filters below to find and compare flights from Boise to Killeen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
BoiseKilleen
BOI Boise Air Term. Gowen Fld - GRK Killeen Fort Hood Regional
BOIGRK
Boise Air Term. Gowen Fld
Thu 9/17
1:50 pm-9:03 pm
1 stop6h 13m
Killeen Fort Hood Regional
Wed 12/31
12:00 am-11:00 pm
Nonstop0h 00m
$545
BoiseKilleen
BOI Boise Air Term. Gowen Fld - GRK Killeen Fort Hood Regional
BOIGRK
Boise Air Term. Gowen Fld
Fri 9/25
9:00 am-6:45 pm
2 stops8h 45m
Killeen Fort Hood Regional
Tue 9/29
5:00 am-2:22 pm
2 stops10h 22m
$956
BoiseKilleen
BOI Boise Air Term. Gowen Fld - GRK Killeen Fort Hood Regional
BOIGRK
Boise Air Term. Gowen Fld
Tue 10/13
12:14 pm-8:52 pm
1 stop7h 38m
Killeen Fort Hood Regional
Wed 10/28
3:16 pm-10:29 pm
1 stop8h 13m
$1,268
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Boise-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Killeen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Killeen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boise-Killeen flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boise-Killeen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boise to Killeen
Have a flexible travel schedule? Discover the best time to fly to Killeen from Boise with our price prediction graph.
BOI-GRK
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.
Related info for your journey
Find useful and relevant information for your journey from Boise to Killeen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Killeen?
Book flights to Killeen if you plan to visit one of these locationsTemple
Copperas Cove
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