$471+ 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 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — GRK
Nov 29 — Dec 61
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Killeen with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Killeen
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Best
Last-minute
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, 2026.
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, 2026.
This American Airlines deal was found by Cheapflights users on 10/25. 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 12/15:00 am -
1 stop7h 44m
Tue 12/83:17 pm -
1 stop8h 44m
Deal found 10/25![American Airlines logo]()
$471
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.
Thu 11/266:00 am -
1 stop6h 55m
Thu 12/312:26 pm -
1 stop7h 26m
Deal found 10/28![American Airlines logo]()
$561
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.
Wed 11/45:00 am -
1 stop7h 37m
Sun 11/86:43 pm -
1 stop7h 00m
Deal found 10/28![American Airlines logo]()
$573
This American Airlines deal was found by Cheapflights users on 10/26. 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.
Sun 12/2011:59 pm -
1 stop7h 37m
Fri 1/16:46 am -
1 stop9h 00m
Deal found 10/26![American Airlines logo]()
$643
This Expedia deal was found by Cheapflights users on 10/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:32 pm -
2 stops13h 53m
Tue 12/87:00 am -
2 stops10h 21m
Deal found 10/25![Alaska Airlines logo]()
$644
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 10/312:25 pm -
1 stop5h 42m
Wed 11/45:00 am -
1 stop8h 07m
Deal found 10/28![American Airlines logo]()
$667
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:09 am -
2 stops10h 43m
Tue 11/37:00 am -
2 stops10h 13m
Deal found 10/28![Alaska Airlines logo]()
$677
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.
Fri 10/3011:58 am -
1 stop6h 54m
Sat 11/712:26 pm -
1 stop7h 22m
Deal found 10/28![American Airlines logo]()
$703
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:47 am -
1 stop7h 05m
Wed 11/47:00 am -
2 stops10h 13m
Deal found 10/28![Alaska Airlines logo]()
$708
Best flights from Portland to KilleenDiscover carefully curated flight deals from Portland to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
Discover carefully curated flight deals from Portland to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 30, 2026.
This American Airlines deal was found by Cheapflights users on 10/25. 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 12/15:00 am -
1 stop7h 44m
Tue 12/83:17 pm -
1 stop8h 44m
Deal found 10/25![American Airlines logo]()
$471
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/98:30 am -
2 stops8h 31m
Tue 1/124:00 pm -
1 stop6h 40m
Deal found 10/28![Alaska Airlines logo]()
$639
This American Airlines deal was found by Cheapflights users on 10/30. 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.
Wed 3/37:31 am -
1 stop7h 29m
Sun 3/72:48 pm -
1 stop7h 58m
Deal found 10/30![American Airlines logo]()
$540
This Expedia deal was found by Cheapflights users on 10/25. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/15:32 pm -
2 stops13h 53m
Tue 12/87:00 am -
2 stops10h 21m
Deal found 10/25![Alaska Airlines logo]()
$644
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/275:00 am -
2 stops10h 00m
Wed 3/36:17 am -
2 stops9h 33m
Deal found 10/29![Alaska Airlines logo]()
$677
Last-minute flights from Portland to KilleenDiscover last-minute flight deals from Portland to Killeen. Data last updated October 30, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Killeen. Data last updated October 30, 2026 and is based on user searches.
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.
Fri 10/3011:58 am -
1 stop6h 54m
Wed 11/43:07 pm -
1 stop9h 03m
Deal found 10/28![American Airlines logo]()
$703
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3011:47 am -
1 stop7h 05m
Wed 11/47:00 am -
2 stops10h 13m
Deal found 10/28![Alaska Airlines logo]()
$708
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.
Fri 10/3011:58 am -
1 stop6h 54m
Mon 11/23:07 pm -
1 stop9h 03m
Deal found 10/28![American Airlines logo]()
$739
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 10/312:25 pm -
1 stop5h 42m
Wed 11/45:00 am -
1 stop8h 07m
Deal found 10/28![American Airlines logo]()
$667
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:09 am -
2 stops10h 43m
Tue 11/37:00 am -
2 stops10h 13m
Deal found 10/28![Alaska Airlines logo]()
$677
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 10/3111:55 am -
1 stop8h 12m
Sun 11/13:07 pm -
2 stops10h 03m
Deal found 10/28![American Airlines logo]()
$729
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/317:09 am -
2 stops11h 43m
Sun 11/17:00 am -
2 stops11h 48m
Deal found 10/28![Alaska Airlines logo]()
$734
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.
Wed 11/45:00 am -
1 stop7h 37m
Sun 11/86:43 pm -
1 stop7h 00m
Deal found 10/28![American Airlines logo]()
$573
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.
Thu 11/266:00 am -
1 stop6h 55m
Thu 12/312:26 pm -
1 stop7h 26m
Deal found 10/28![American Airlines logo]()
$561
This Alaska 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:54 am -
2 stops20h 36m
Thu 12/37:00 am -
2 stops11h 48m
Deal found 10/28![Alaska Airlines logo]()
$749
Find 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, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $471 (American Airlines) |
Popular in | October |
Cheapest in | January |
Average price | $706 |
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 7,457,451 searches. Data last updated October 30, 2026.
Use the filters below to find and compare flights from Portland to Killeen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PortlandKilleen
PDX Portland - GRK Killeen Fort Hood Regional
PDXGRK
Portland
Tue 12/1
5:00 am-2:44 pm
1 stop7h 44m
Killeen Fort Hood Regional
Tue 12/8
3:17 pm-10:01 pm
1 stop8h 44m
$471
PortlandKilleen
PDX Portland - GRK Killeen Fort Hood Regional
PDXGRK
Portland
Wed 3/3
7:31 am-5:00 pm
1 stop7h 29m
Killeen Fort Hood Regional
Sun 3/7
2:48 pm-8:46 pm
1 stop7h 58m
$540
Quickest round-trip
PortlandKilleen
PDX Portland - GRK Killeen Fort Hood Regional
PDXGRK
Portland
Sat 1/9
8:30 am-7:01 pm
2 stops8h 31m
Killeen Fort Hood Regional
Tue 1/12
4:00 pm-8:40 pm
1 stop6h 40m
$639
PortlandKilleen
PDX Portland - GRK Killeen Fort Hood Regional
PDXGRK
Portland
Tue 12/1
5:32 pm-9:25 am
2 stops13h 53m
Killeen Fort Hood Regional
Tue 12/8
7:00 am-3:21 pm
2 stops10h 21m
$644
PortlandKilleen
PDX Portland - GRK Killeen Fort Hood Regional
PDXGRK
Portland
Sat 2/27
5:00 am-5:00 pm
2 stops10h 00m
Killeen Fort Hood Regional
Wed 3/3
6:17 am-1:50 pm
2 stops9h 33m
$677
Sorted by cheapest first
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 Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Portland-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Killeen flight deals on Cheapflights vs. FlightHub >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 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 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.
PDX-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.
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, 2026.
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.
Entertainment
6.8
Crew
7.9
Food
6.4
Comfort
7.1
Boarding
7.4
Overall
7.0
Reviews
1 / 20
4.0
OkayCameron,Nov 2025
PDX - LHR
Entertainment
6.8
Crew
7.9
Food
6.4
Comfort
7.1
Boarding
7.4
Overall
7.0
Reviews
1 / 20
4.0
OkayCameron,Nov 2025
PDX - LHR
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 locationsTemple
Copperas Cove
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Complete your trip
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Find flights from Portland to Killeen, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Killeen flights
Browse other Portland and Killeen flight options. Last updated on October 30, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on October 30, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated October 30, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$297 | Average$577 | FlexibilityNo cancel fee | On-time71% |