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$349+ Cheap flights from Portland to Killeen (PDX - 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 9/26. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GRK
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Portland to Killeen

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 11, 2025.

Round-trip from

$349
(Alaska Airlines)
From Portland to Killeen Fort Hood Regional
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Find flight deals from Portland to Killeen

Cheapest flights from Portland to Killeen
Explore the most affordable flight options available from Portland to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

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.
Wed 9/2411:00 pmPDX - GRK
1 stop8h 38mAlaska Airlines
Mon 9/295:16 amGRK - PDX
1 stop6h 25mAlaska Airlines
Deal found 9/10$349
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 9/2411:00 pmPDX - GRK
1 stop8h 38mAlaska Airlines
Sat 9/275:16 amGRK - PDX
1 stop6h 25mAlaska Airlines
Deal found 9/11$357
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
Wed 9/2411:00 pmPDX - GRK
1 stop8h 38mAlaska Airlines
Sun 9/2811:38 amGRK - PDX
1 stop9h 00mAlaska Airlines
Deal found 9/11$561
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 9/99:56 pmPDX - GRK
2 stops16h 14mAmerican Airlines
Sun 9/215:16 amGRK - PDX
1 stop7h 36mAmerican Airlines
Deal found 9/10$988

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland 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 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Portland to Killeen that are best for you.

Fly from

Portland

Fly to

Killeen

Route

Depart

Return

Price

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Fri 9/26

11:00 pm-9:47 am

1 stop8h 47m

Killeen Fort Hood Regional

Tue 9/30

11:34 am-6:38 pm

1 stop9h 04m

$349

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Wed 9/24

11:00 pm-9:38 am

1 stop8h 38m

Killeen Fort Hood Regional

Mon 9/29

5:16 am-9:41 am

1 stop6h 25m

$349

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Wed 9/24

11:00 pm-9:38 am

1 stop8h 38m

Killeen Fort Hood Regional

Sat 9/27

5:16 am-9:41 am

1 stop6h 25m

$357

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 3/10

9:13 am-11:22 pm

2 stops12h 09m

Killeen Fort Hood Regional

Wed 3/11

10:37 am-4:44 pm

1 stop8h 07m

$772

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 11/25

7:40 am-6:16 pm

1 stop8h 36m

$393

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Wed 10/29

11:17 am-9:33 pm

1 stop8h 16m

$393

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Sat 11/1

8:46 am-5:38 pm

1 stop6h 52m

$393

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Thu 10/30

11:17 am-9:54 pm

1 stop8h 37m

$480

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Fri 10/31

7:44 am-5:43 pm

1 stop7h 59m

$480

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 10/28

11:17 am-9:33 pm

1 stop8h 16m

$1,777

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Portland to Killeen

Have a flexible travel schedule? Discover the best time to fly to Killeen from Portland 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 Portland to Killeen

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

Currently, January is the cheapest month in which you can book a flight from Portland to Killeen (average of $316). Flying from Portland to Killeen in December is currently the most expensive (average of $468). 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.

What is the cheapest time of day to fly from PDX to GRK?

Find hourly flight availability from Portland to Killeen. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 11, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 30% on flights from Portland to Killeen by exploring options for tickets in the afternoon.

Reviews of airlines servicing Killeen

Get insights into the airlines that provide service to Killeen. 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 Killeen. Reviews last updated September 11, 2025.
See what other customers who have flown with American Airlines from Portland to Killeen have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Food

6.4

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.
American Airlines
7.2
Good
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Boarding

7.5

Entertainment

6.9

Comfort

7.2

Food

6.4

Crew

8.0

Overall

7.2

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2025

PIT - DFW

Due to gate changes,we nearly missed our flight. The gate agent reassigned our seats and would NOT give us our assigned seats,but she did honor that same request to the man who arrived after us. Her rudeness and difficulty was not appropriate.

Related info for your journey

Find useful and relevant information for your journey from Portland to Killeen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Portland to Killeen?

    Airlines like Alaska Airlines and American Airlines fly from Portland to Killeen in about 8h 47m. The time it takes to get you to your destination can typically vary by up to 3h 22m. Airlines will cover a distance of 1663 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Portland to Killeen round-trip?

    American Airlines, at $337, was found to be the cheapest airline from Portland to Killeen..

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Portland to Killeen (average of $316). Flying from Portland to Killeen in December is currently the most expensive (average of $468). 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

Traveling to a place near Killeen?

Book flights to Killeen if you plan to visit one of these locations
Temple
Copperas Cove

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Top airline flying from Portland to Killeen

Discover the top airline that operate flights from Portland to Killeen. 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$337Average$496FlexibilityNo cancel feeOn-time71%

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