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Cheap flights from Portland, Maine to Killeen from $495

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, Maine to Killeen departing on 10/3. 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

Find the cheapest flights from Portland, Maine to Killeen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:32 am - 6:46 pm
PWM
-
GRK
12h 14m
2 stops
American Airlines Logo
12:35 pm - 10:45 pm
GRK
-
PWM
9h 10m
2 stops
$495American Airlines
Sat, Oct 3 - Tue, Oct 6
American Airlines Logo
9:00 am - 3:34 pm
PWM
-
GRK
7h 34m
1 stop
American Airlines Logo
12:35 pm - 11:24 pm
GRK
-
PWM
9h 49m
2 stops
$544American Airlines
Sat, Oct 3 - Tue, Oct 6
American Airlines Logo
9:00 am - 3:34 pm
PWM
-
GRK
7h 34m
1 stop
American Airlines Logo
10:04 am - 6:31 pm
GRK
-
PWM
7h 27m
1 stop
$573American Airlines
Sat, Oct 3 - Tue, Oct 6

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American Airlines flights from Portland, Maine to Killeen

Our best American Airlines deals on Portland, Maine to Killeen flight tickets
American Airlines
Oct 3
PWM7:32 amPortland
12h 14m
2 stops
GRK6:46 pmKilleen Fort Hood Regional
Oct 6
GRK12:35 pmKilleen Fort Hood Regional
9h 10m
2 stops
PWM10:45 pmPortland
$495
American Airlines
Oct 3
PWM9:00 amPortland
7h 34m
1 stop
GRK3:34 pmKilleen Fort Hood Regional
Oct 6
GRK12:35 pmKilleen Fort Hood Regional
9h 49m
2 stops
PWM11:24 pmPortland
$544
American Airlines
Oct 3
PWM9:00 amPortland
7h 34m
1 stop
GRK3:34 pmKilleen Fort Hood Regional
Oct 6
GRK10:04 amKilleen Fort Hood Regional
7h 27m
1 stop
PWM6:31 pmPortland
$573

momondo Fare Finder

 
Customize your flight search to find flights from Portland, Maine 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 June 11, 2026.
Use the filters below to find and compare flights from Portland, Maine to Killeen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandKilleen

PWM - GRK

PWMGRK

Portland

Sat 10/3

7:32 am-6:46 pm

2 stops12h 14m

Killeen Fort Hood Regional

Tue 10/6

12:35 pm-10:45 pm

2 stops9h 10m

$495

PortlandKilleen

PWM - GRK

PWMGRK

Portland

Sat 10/3

9:00 am-3:34 pm

1 stop7h 34m

Killeen Fort Hood Regional

Tue 10/6

12:35 pm-11:24 pm

2 stops9h 49m

$544
Quickest round-trip

PortlandKilleen

PWM - GRK

PWMGRK

Portland

Sat 10/3

9:00 am-3:34 pm

1 stop7h 34m

Killeen Fort Hood Regional

Tue 10/6

10:04 am-6:31 pm

1 stop7h 27m

$573

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, Maine 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 airlines fly to Killeen?

Delta, JetBlue and Southwest are the top three most popular airlines that fly to Killeen from Portland, Maine according to our data. Delta is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Killeen. Keep in mind that there are 6 different airlines that fly to Killeen on a routine basis, so you have a few additional options to choose from.

When to book flights from Portland, Maine to Killeen

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

Cheap Portland, Maine to Killeen (PWM to GRK) flight deals and tips

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

Fastest flight time

12h 14m

Direct flights

None
The fastest flight from Portland, Maine to Killeen takes 12h 14m
There are no direct flights from Portland, Maine to Killeen. There are no popular flight routes from Portland, Maine to Killeen.
Search flight deals

Frequently asked questions about flying from Portland, Maine to Killeen

  • How far is Portland to Killeen Fort Hood Regional by plane?

    Killeen Fort Hood Regional is 1726.3 mi away from Portland. A reasonable flight in good conditions will take 12h 14m.

  • 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 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.

Traveling to a place near Killeen?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Killeen from Portland.

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

momondo does allow users to show only those flights to Killeen from Portland which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Portland to Killeen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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