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$448+ Cheap flights from Killeen (GRK) to Idaho

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 9/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — BOI
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Killeen to Idaho

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

Round-trip from

$448
(Alaska Airlines)
From Killeen Fort Hood Regional to Idaho
Search Deals

Find flight deals from Killeen to Idaho

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

This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 9/2710:17 amGRK - GEG
2 stops10h 33mAlaska Airlines
Wed 10/19:25 amGEG - GRK
2 stops11h 07mAlaska Airlines
Deal found 7/27$448
This American Airlines deal was found by Cheapflights users on 7/29. 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.
Sat 9/275:16 amGRK - GEG
1 stop8h 29mAmerican Airlines
Wed 10/16:00 amGEG - GRK
1 stop8h 10mAmerican Airlines
Deal found 7/29$507

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Idaho 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 July 30, 2025.
Use the filters below to find and compare flights from Killeen to Idaho that are best for you.

Fly from

Killeen

Fly to

Idaho

Route

Depart

Return

Price

KilleenSpokane

GRK - GEG

GRKGEG

Killeen Fort Hood Regional

Sat 9/27

10:17 am-6:50 pm

2 stops10h 33m

Spokane

Wed 10/1

9:25 am-10:32 pm

2 stops11h 07m

$448

KilleenSpokane

GRK - GEG

GRKGEG

Killeen Fort Hood Regional

Sat 9/27

5:16 am-11:45 am

1 stop8h 29m

Spokane

Wed 10/1

6:00 am-4:10 pm

1 stop8h 10m

$507

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

Best time to book a flight from Killeen to Idaho

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

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

Currently, October is the cheapest month in which you can book a flight from Killeen to Idaho (average of $314). Flying from Killeen to Idaho in June is currently the most expensive (average of $398). 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.

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. 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 Idaho. Reviews last updated July 30, 2025.
Peruse reviews from past customers who have flown with Alaska Airlines and American Airlines from Killeen to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Crew

8.5

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

Related info for your journey

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

    Killeen Fort Hood Regional (GRK) is the airport you will fly out of if you book a flight from Killeen to Idaho. It is only a 6.9 mi journey to Fort Hood Regional (GRK) from Killeen’s city center.

  • What are the most popular routes from Killeen to Idaho?

    The most popular route from Killeen to Idaho is Killeen Fort Hood Regional - Lewiston Nez Perce Rgnl. You may also consider Killeen Fort Hood Regional - Spokane or Killeen Fort Hood Regional - Pocatello.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Killeen to Idaho 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 Idaho?

    Currently, October is the cheapest month in which you can book a flight from Killeen to Idaho (average of $314). Flying from Killeen to Idaho in June is currently the most expensive (average of $398). 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.

See more FAQs

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Top airline flying from Killeen to Idaho

Discover the top airline that operate flights from Killeen to Idaho. 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 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$406Average$741FlexibilityNo cancel feeOn-time71%

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