$238 Cheap Flights from Killeen (GRK) to Phoenix (PHX)

View $238 flight on Fri, Mar 6, 2026Opens in a new window

Popular airlines from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix Sky Harbor Intl. Airport (PHX)

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Cheap Flights from Killeen to Phoenix (GRK-PHX)

Prices were available within the past 7 days and start at $238 for one-way flights and $469 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Tue, Jul 14 - Tue, Jul 28
GRK
Killeen
PHX
Phoenix
$469 Roundtrip, found 18 hours ago
$469
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Tue, Jul 14 from Killeen to Phoenix, returning Tue, Jul 28, priced at $469 found 18 hours ago
American Airlines
Tue, Mar 3 - Wed, Mar 4
GRK
Killeen
PHX
Phoenix
$474 Roundtrip, found 3 days ago
$474
Roundtrip
found 3 days ago
Select American Airlines flight, departing Tue, Mar 3 from Killeen to Phoenix, returning Wed, Mar 4, priced at $474 found 3 days ago
American Airlines
Fri, Apr 10 - Wed, Apr 22
GRK
Killeen
PHX
Phoenix
$489 Roundtrip, found 1 day ago
$489
Roundtrip
found 1 day ago
Select American Airlines flight, departing Fri, Apr 10 from Killeen to Phoenix, returning Wed, Apr 22, priced at $489 found 1 day ago
American Airlines
Sun, Apr 5 - Wed, Apr 22
GRK
Killeen
PHX
Phoenix
$498 Roundtrip, found 1 day ago
$498
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Apr 5 from Killeen to Phoenix, returning Wed, Apr 22, priced at $498 found 1 day ago
American Airlines
Fri, Mar 6 - Mon, Mar 9
GRK
Killeen
PHX
Phoenix
$501 Roundtrip, found 3 days ago
$501
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Mar 6 from Killeen to Phoenix, returning Mon, Mar 9, priced at $501 found 3 days ago
American Airlines
Wed, Jun 17 - Tue, Jun 30
GRK
Killeen
PHX
Phoenix
$508 Roundtrip, found 18 hours ago
$508
Roundtrip
found 18 hours ago
Select American Airlines flight, departing Wed, Jun 17 from Killeen to Phoenix, returning Tue, Jun 30, priced at $508 found 18 hours ago
American Airlines
Fri, Mar 6 - Mon, Mar 9
GRK
Killeen
PHX
Phoenix
$508 Roundtrip, found 3 days ago
$508
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Mar 6 from Killeen to Phoenix, returning Mon, Mar 9, priced at $508 found 3 days ago
American Airlines
Tue, Apr 14 - Thu, Apr 30
GRK
Killeen
PHX
Phoenix
$513 Roundtrip, found 1 day ago
$513
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Apr 14 from Killeen to Phoenix, returning Thu, Apr 30, priced at $513 found 1 day ago
American Airlines
Fri, Feb 27 - Wed, Mar 4
GRK
Killeen
PHX
Phoenix
$519 Roundtrip, found 3 days ago
$519
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Feb 27 from Killeen to Phoenix, returning Wed, Mar 4, priced at $519 found 3 days ago
American Airlines
Fri, Mar 6 - Mon, Mar 9
GRK
Killeen
PHX
Phoenix
$521 Roundtrip, found 3 days ago
$521
Roundtrip
found 3 days ago
Select American Airlines flight, departing Fri, Mar 6 from Killeen to Phoenix, returning Mon, Mar 9, priced at $521 found 3 days ago

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $536
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $536
Flights from Killeen (GRK) to Phoenix (PHX)
Origin airport
Killeen-Fort Hood Regional
Destination airport
Sky Harbor Intl.
Airlines serving
American Airlines
Roundtrip price
$468
Distance
844 mi

Killeen to Phoenix Flights

The cheapest times to fly from Killeen to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Killeen to Phoenix are during the month of July. You can find some of the cheapest flights from Killeen to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Killeen to Phoenix

Sunday is one of the best days to book for cheap flights from Killeen to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Killeen to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Killeen to Phoenix in 2026. You can also book with separate airlines for your outbound and return journeys, from $238 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Killeen to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Killeen to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) cost?
You can find cheap one-way flights from $238 and cheap return flights from $469 GRK to PHX with Expedia. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see our cheapest fares first, and use the Price Tracking tool to receive alerts when GRK to PHX ticket fares go up or down.
What is the cheapest month to fly from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The cheapest month to fly from GRK to PHX is July when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
Enter GRK to PHX and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
American Airlines is the only carrier that flies from Killeen, TX (GRK) to Phoenix, AZ (PHX). Use Expedia's flight search tool to compare airlines on this route and find our cheapest option for your trip. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
To find a cheap flight from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
The earliest flight from Killeen-Fort Hood Regional (GRK) to Sky Harbor International Airport (PHX) usually leaves at around 5:15 AM, operated by American Airlines. This seasonal service is available in June, giving you a head start on your day in Phoenix. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
You'll usually find the most flights from Killeen-Fort Hood Regional (GRK) to Sky Harbor Intl. (PHX) on a Thursday, with around 5 flights available. This gives you plenty of options for your travel plans. A major airline on this route is American Airlines.
How long does it take to fly from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
A flight from GRK to PHX with a layover takes around 4 hours 50 minutes, with the route covering approximately 845 miles. Keep in mind that actual flight times can vary due to wind patterns, weather, and air traffic.
Can you fly business or first class from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
First class seats are offered on the GRK to PHX route with American Airlines.
How do I earn miles on a Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight with Expedia?
It's easy to earn miles on a Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Phoenix from Killeen-Fort Hood Regional (GRK)?
If you're planning to travel to Phoenix from Killeen-Fort Hood Regional (GRK), you can fly typically into Sky Harbor Intl. (PHX) Some flights may connect through major hubs like Dallas-Fort Worth Intl. (DFW) before reaching Phoenix. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) at the last minute?
Typically, booking a last minute flight from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight and hotel package?
Securing a Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) Phoenix Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.)?
If you booked your Killeen, TX (GRK-Killeen-Fort Hood Regional) to Phoenix, AZ (PHX-Sky Harbor Intl.) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

*Flight schedules are subject to change.

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*Available to One Key members.