$413+ 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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GRK
Nov 29 — Dec 61
1 adult, Economy
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1. Tell us where you want to go
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Cheapest flights from Portland to KilleenExplore 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 October 30, 2025.
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 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 11/18:46 amPDX - GRK
1 stop6h 52mAmerican Airlines
Mon 11/34:10 pmGRK - PDX
1 stop7h 13mAmerican Airlines
Deal found 10/28![American Airlines logo]()
$413
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 October 30, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $753 (American Airlines) |
Popular in | October |
Cheapest in | January |
Average price | $542 |
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 October 30, 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
Tue 3/10
5:24 am-11:22 pm
2 stops15h 58m
Killeen Fort Hood Regional
Wed 3/11
6:32 am-8:24 pm
2 stops15h 52m
$753
Compare providers for flights from Portland to Killeen
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Killeen in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Killeen flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Killeen flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Killeen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Portland-Killeen flights, Cheapflights users trust eDreams the most. eDreams 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 Portland-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 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, September is the cheapest month in which you can book a flight from Portland to Killeen (average of $148). Flying from Portland to Killeen in March is currently the most expensive (average of $222). 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 October 30, 2025.
Unlike in the morning, when flights are generally more expensive, you can save up to 45% 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 October 30, 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.
Overall
7.2
Boarding
7.5
Comfort
7.2
Crew
8.0
Food
6.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
Overall
7.2
Boarding
7.5
Comfort
7.2
Crew
8.0
Food
6.4
Entertainment
6.9
Reviews
1 / 20
10.0
ExcellentAnonymous,Jan 2025
PIT - DFW
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.
Traveling to a place near Killeen?
Book flights to Killeen if you plan to visit one of these locationsCopperas Cove
Temple
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Alternative routes for Portland to Killeen
See prices for flight routes from nearby airports that may be better suited for you.
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 October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$337 | Average$428 | FlexibilityNo cancel fee | On-time71% |