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Cheap flights from Portland to Killeen from $540

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Killeen departing on 7/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Killeen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
11:41 pm - 9:36 am
PDX
-
GRK
7h 55m
1 stop
American Airlines Logo
6:30 am - 1:08 pm
GRK
-
PDX
8h 38m
1 stop
$635American Airlines
Mon, Jul 20 - Sat, Jul 25
American Airlines Logo
7:00 am - 6:54 pm
PDX
-
GRK
9h 54m
2 stops
American Airlines Logo
3:08 pm - 9:29 pm
GRK
-
PDX
8h 21m
1 stop
$825American Airlines
Mon, Jul 20 - Sat, Jul 25
American Airlines Logo
7:00 am - 6:54 pm
PDX
-
GRK
9h 54m
2 stops
American Airlines Logo
5:00 am - 12:49 pm
GRK
-
PDX
9h 49m
2 stops
$919American Airlines
Mon, Jul 20 - Sat, Jul 25
Alaska Airlines Logo
10:40 am - 6:52 pm
PDX
-
GRK
6h 12m
1 stop
Alaska Airlines Logo
3:05 pm - 7:53 pm
GRK
-
PDX
6h 48m
1 stop
$929Alaska Airlines
Tue, Aug 25 - Sat, Aug 29
Alaska Airlines Logo
10:40 am - 6:52 pm
PDX
-
GRK
6h 12m
1 stop
Alaska Airlines Logo
9:59 am - 6:37 pm
GRK
-
PDX
10h 38m
2 stops
$934Alaska Airlines
Tue, Aug 25 - Sat, Aug 29
American Airlines Logo
7:00 am - 6:54 pm
PDX
-
GRK
9h 54m
2 stops
American Airlines Logo
7:00 am - 1:52 pm
GRK
-
PDX
8h 52m
2 stops
$967American Airlines
Thu, Jul 30 - Thu, Aug 6
Alaska Airlines Logo
10:45 am - 7:26 pm
PDX
-
GRK
6h 41m
1 stop
Alaska Airlines Logo
3:08 pm - 7:49 pm
GRK
-
PDX
6h 41m
1 stop
$1,001Alaska Airlines
Wed, Jul 15 - Sun, Jul 19
Alaska Airlines Logo
10:45 am - 6:54 pm
PDX
-
GRK
6h 09m
1 stop
Alaska Airlines Logo
3:08 pm - 7:49 pm
GRK
-
PDX
6h 41m
1 stop
$1,238Alaska Airlines
Sun, Jul 12 - Tue, Jul 14
Alaska Airlines Logo
10:45 am - 6:52 pm
PDX
-
GRK
6h 07m
1 stop
Alaska Airlines Logo
3:05 pm - 7:49 pm
GRK
-
PDX
6h 44m
1 stop
$1,249Alaska Airlines
Thu, Aug 13 - Fri, Aug 14

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American Airlines flights from Portland to Killeen

Our best American Airlines deals on Portland to Killeen flight tickets
American Airlines
Jul 20
PDX11:41 pmPortland
7h 55m
1 stop
GRK9:36 amKilleen Fort Hood Regional
Jul 25
GRK6:30 amKilleen Fort Hood Regional
8h 38m
1 stop
PDX1:08 pmPortland
$635
American Airlines
Jul 20
PDX7:00 amPortland
9h 54m
2 stops
GRK6:54 pmKilleen Fort Hood Regional
Jul 25
GRK3:08 pmKilleen Fort Hood Regional
8h 21m
1 stop
PDX9:29 pmPortland
$825
American Airlines
Jul 20
PDX7:00 amPortland
9h 54m
2 stops
GRK6:54 pmKilleen Fort Hood Regional
Jul 25
GRK5:00 amKilleen Fort Hood Regional
9h 49m
2 stops
PDX12:49 pmPortland
$919

Alaska Airlines flights from Portland to Killeen

Our best Alaska Airlines deals on Portland to Killeen flight tickets
Alaska Airlines
Aug 25
PDX10:40 amPortland
6h 12m
1 stop
GRK6:52 pmKilleen Fort Hood Regional
Aug 29
GRK3:05 pmKilleen Fort Hood Regional
6h 48m
1 stop
PDX7:53 pmPortland
$929
Alaska Airlines
Aug 25
PDX10:40 amPortland
6h 12m
1 stop
GRK6:52 pmKilleen Fort Hood Regional
Aug 29
GRK9:59 amKilleen Fort Hood Regional
10h 38m
2 stops
PDX6:37 pmPortland
$934
Alaska Airlines
Jul 15
PDX10:45 amPortland
6h 41m
1 stop
GRK7:26 pmKilleen Fort Hood Regional
Jul 19
GRK3:08 pmKilleen Fort Hood Regional
6h 41m
1 stop
PDX7:49 pmPortland
$1,001

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 July 2, 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

Price

Cheapest round-trip

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Mon 7/20

11:41 pm-9:36 am

1 stop7h 55m

Killeen Fort Hood Regional

Sat 7/25

6:30 am-1:08 pm

1 stop8h 38m

$635

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Mon 7/20

7:00 am-6:54 pm

2 stops9h 54m

Killeen Fort Hood Regional

Sat 7/25

3:08 pm-9:29 pm

1 stop8h 21m

$825

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Mon 7/20

7:00 am-6:54 pm

2 stops9h 54m

Killeen Fort Hood Regional

Sat 7/25

5:00 am-12:49 pm

2 stops9h 49m

$919

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 8/25

10:40 am-6:52 pm

1 stop6h 12m

Killeen Fort Hood Regional

Sat 8/29

3:05 pm-7:53 pm

1 stop6h 48m

$929

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Tue 8/25

10:40 am-6:52 pm

1 stop6h 12m

Killeen Fort Hood Regional

Sat 8/29

9:59 am-6:37 pm

2 stops10h 38m

$934

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Thu 7/30

7:00 am-6:54 pm

2 stops9h 54m

Killeen Fort Hood Regional

Thu 8/6

7:00 am-1:52 pm

2 stops8h 52m

$967

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Wed 7/15

10:45 am-7:26 pm

1 stop6h 41m

Killeen Fort Hood Regional

Sun 7/19

3:08 pm-7:49 pm

1 stop6h 41m

$1,001
Quickest round-trip

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Sun 7/12

10:45 am-6:54 pm

1 stop6h 09m

Killeen Fort Hood Regional

Tue 7/14

3:08 pm-7:49 pm

1 stop6h 41m

$1,238

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Thu 8/13

10:45 am-6:52 pm

1 stop6h 07m

Killeen Fort Hood Regional

Fri 8/14

3:05 pm-7:49 pm

1 stop6h 44m

$1,249
Cheapest one-way

PortlandKilleen

PDX - GRK

PDXGRK

Portland

Sun 7/12

11:41 pm-9:36 am

1 stop7h 55m

$540

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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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

Can stopping save me money on Portland to Killeen flights?

You could potentially save up to 17% on your flight if you consider stops on a Portland to Killeen flight.

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

Fastest flight time

6h 12m

Direct flights

None
The fastest flight from Portland to Killeen takes 6h 12m
There are no direct flights from Portland to Killeen. There are no popular flight routes from Portland to Killeen.
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Frequently asked questions about flying from Portland to Killeen

  • 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 12m 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 $297Free CancellationRating
7.1
11,768 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
Copperas Cove
Fort Hood
Salado

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?

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