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Cheap flights from Portland to Killeen from $334

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Killeen departing on 9/16. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland to Killeen (PDX-GRK)

Cheap round-trip flights

American Airlines Logo
7:39 am - 4:10 pmPDX-GRK
6h 31m1 stop
American Airlines Logo
4:40 pm - 9:27 pmGRK-PDX
6h 47m1 stop
$334American Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 23
American Airlines Logo
5:16 am - 4:10 pmPDX-GRK
8h 54m2 stops
American Airlines Logo
4:40 pm - 9:27 pmGRK-PDX
6h 47m1 stop
$339American Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 23
American Airlines Logo
5:16 am - 4:10 pmPDX-GRK
8h 54m2 stops
American Airlines Logo
11:34 am - 7:23 pmGRK-PDX
9h 49m2 stops
$483American Airlines
Find Deal
Tue, Sep 16 - Tue, Sep 23
Alaska Airlines Logo
11:31 am - 9:54 pmPDX-GRK
8h 23m1 stop
Alaska Airlines Logo
12:34 pm - 7:02 pmGRK-PDX
8h 28m1 stop
$839Alaska Airlines
Find Deal
Fri, Oct 10 - Mon, Oct 13
Alaska Airlines Logo
11:17 am - 9:33 pmPDX-GRK
8h 16m1 stop
Alaska Airlines Logo
11:52 am - 7:05 pmGRK-PDX
9h 13m1 stop
$3,553Alaska Airlines
Find Deal
Tue, Oct 28 - Tue, Nov 4

American Airlines flights from Portland to Killeen

Our best American Airlines deals on Portland to Killeen flight tickets
American Airlines
Sep 16
PDX7:39 amPortland
6h 31m
1 stop
GRK4:10 pmKilleen Fort Hood Regional
Sep 23
GRK4:40 pmKilleen Fort Hood Regional
6h 47m
1 stop
PDX9:27 pmPortland
$334
Find similar
American Airlines
Sep 16
PDX5:16 amPortland
8h 54m
2 stops
GRK4:10 pmKilleen Fort Hood Regional
Sep 23
GRK4:40 pmKilleen Fort Hood Regional
6h 47m
1 stop
PDX9:27 pmPortland
$339
Find similar
American Airlines
Sep 16
PDX5:16 amPortland
8h 54m
2 stops
GRK4:10 pmKilleen Fort Hood Regional
Sep 23
GRK11:34 amKilleen Fort Hood Regional
9h 49m
2 stops
PDX7:23 pmPortland
$483
Find similar

Alaska Airlines flights from Portland to Killeen

Our best Alaska Airlines deals on Portland to Killeen flight tickets
Alaska Airlines
Oct 10
PDX11:31 amPortland
8h 23m
1 stop
GRK9:54 pmKilleen Fort Hood Regional
Oct 13
GRK12:34 pmKilleen Fort Hood Regional
8h 28m
1 stop
PDX7:02 pmPortland
$839
Find similar
Alaska Airlines
Oct 28
PDX11:17 amPortland
8h 16m
1 stop
GRK9:33 pmKilleen Fort Hood Regional
Nov 4
GRK11:52 amKilleen Fort Hood Regional
9h 13m
1 stop
PDX7:05 pmPortland
$3,553
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 21, 2025.
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

Price

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 9/16

7:39 am-4:10 pm

1 stop6h 31m

Killeen Fort Hood Regional

Tue 9/23

4:40 pm-9:27 pm

1 stop6h 47m

$334

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 9/16

5:16 am-4:10 pm

2 stops8h 54m

Killeen Fort Hood Regional

Tue 9/23

4:40 pm-9:27 pm

1 stop6h 47m

$339

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 9/16

5:16 am-4:10 pm

2 stops8h 54m

Killeen Fort Hood Regional

Tue 9/23

11:34 am-7:23 pm

2 stops9h 49m

$483

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Fri 10/10

11:31 am-9:54 pm

1 stop8h 23m

Killeen Fort Hood Regional

Mon 10/13

12:34 pm-7:02 pm

1 stop8h 28m

$839

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 10/28

11:17 am-9:33 pm

1 stop8h 16m

Killeen Fort Hood Regional

Tue 11/4

11:52 am-7:05 pm

1 stop9h 13m

$3,553

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 11/25

11:59 pm-10:04 am

1 stop8h 05m

$393

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 11/25

11:40 am-11:43 pm

2 stops10h 03m

$398

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Fri 9/12

11:00 pm-9:47 am

1 stop8h 47m

$480

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Killeen from

How to get the cheapest flight ticket from Portland to Killeen

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Killeen?

On average, the least expensive day to fly to Killeen from Portland is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $368. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Killeen is Friday, with ticket prices averaging around $602.

What is the cheapest time of day to depart on your flight to Killeen?

According to our data, the cheapest time of day to fly to Killeen is in the evening. momondo users have found flights departing from Portland to Killeen in the evening for as low as $373. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Killeen are more costly in the morning, with an average ticket price of $528. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Portland to Killeen

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Killeen according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Killeen (PDX to GRK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Killeen

Direct flights

None
There are no direct flights from Portland to Killeen. There are no popular flight routes from Portland to Killeen.
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  • How far is Portland to Killeen Fort Hood Regional by plane?

    Portland and Killeen Fort Hood Regional are 1666.4 mi apart from one another. Typically, this will take 6h 31m by plane in normal conditions.

  • When did momondo last update prices for flights from Portland Airport to Killeen Fort Hood Regional Airport?

    Prices for flights from Portland Airport to Killeen Fort Hood Regional Airport refresh daily.

  • How many operators does momondo search for flights from Portland Airport to Killeen Fort Hood Regional Airport?

  • How old do you have to be to fly from Portland Airport to Killeen Fort Hood Regional Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Killeen Fort Hood Regional Airport.

  • What documentation or ID do you need to fly to Killeen Fort Hood Regional Airport?

    The required travel and health documents for your Killeen Fort Hood Regional Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Killeen Fort Hood Regional Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from Portland to Killeen?

Best airlines flying from Portland to Killeen

Compare and see reviews for airlines that fly from Portland to Killeen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $268Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Killeen?

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

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Killeen?

It is quick and easy to find Portland to Killeen flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Killeen that suits you.

Can I find flights from Portland to Killeen with flexible booking policies on momondo?

All flight searches from Portland to Killeen on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Portland to Killeen?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Portland to Killeen.

I’m not ready to book a flight from Portland to Killeen right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Portland to Killeen flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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