How long is the flight from Portland, Maine to Killeen?

There are many flights that can get you from Portland, Maine to Killeen in 10h 14m. Fly via American Airlines to get the fastest option. The distance between Portland, Maine and Killeen is about 1730 mi.

In terms of precipitation, rainfall in Killeen ranges from 1.5 - 4.4 inches per month. October is typically the wettest month, when rainfall can reach 4.4 in. March is typically the driest time to visit Killeen when rainfall is around 1.5 in.

If weather is an important factor for your trip to Killeen, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 46.4 F).

What is the cheapest time of day to fly from PWM to GRK?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Portland, Maine to Killeen as you normally would.

Most accurate provider : When it comes to deals on Portland, Maine-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Killeen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Killeen flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Portland, Maine-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, Maine-Killeen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Portland to Killeen that include hotel bookings?

Yes. In addition to deals on Portland to Killeen flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Portland to Killeen?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Killeen.

Can I find deals for business class flights from Portland to Killeen?

Yes. Cheapflights offers flight deals from Portland to Killeen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$490+ Cheap Flights from Portland, ME to Killeen

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Cheap flight deals from Portland to Killeen

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Cheapest flights from Portland to Killeen
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 abril 17, 2026.

mar. 6/25:36 pm

PWM

GRK

1 stop6h 08m

American Airlines

sáb. 6/66:44 am

GRK

PWM

2 stops10h 41m

American Airlines

Deal found 4/15

$490

Find flight deals from Portland to Killeen

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$490 (American Airlines)

Provider with most accurate pricing for Portland-Killeen Fort Hood Regional flight deals.

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From Portland to Killeen Fort Hood Regional

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PortlandKilleen

PWM - GRK

PWMGRK

Portland

mar. 6/2

2:24 pm-11:38 pm

2 stops10h 14m

Killeen Fort Hood Regional

sáb. 6/6

12:54 pm-10:44 pm

2 stops8h 50m

$495

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Sorted by cheapest first

Most accurate provider: When it comes to deals on Portland, Maine-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland, Maine-Killeen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland, Maine-Killeen flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Portland, Maine-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, Maine-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.

PWM-GRK

Estimated round-trip price

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Related info for your journey

How long is the flight from Portland, Maine to Killeen?
There are many flights that can get you from Portland, Maine to Killeen in 10h 14m. Fly via American Airlines to get the fastest option. The distance between Portland, Maine and Killeen is about 1730 mi.
Can I find deals for flights from Portland to Killeen that include hotel bookings?
Yes. In addition to deals on Portland to Killeen flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Portland to Killeen?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Killeen.
Can I find deals for business class flights from Portland to Killeen?
Yes. Cheapflights offers flight deals from Portland to Killeen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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$490+ Cheap flights from Portland, ME to Killeen (PWM - 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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Portland to Killeen with Cheapflights

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Cheap flight deals from Portland to Killeen

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 abril 17, 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 abril 17, 2026.

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 abril 17, 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 abril 17, 2026.

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Best time to book a flight from Portland to Killeen

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How long is the flight from Portland, Maine to Killeen?

Can I find deals for flights from Portland to Killeen that include hotel bookings?

How can I find direct flights from Portland to Killeen?

Can I find deals for business class flights from Portland to Killeen?

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Portland and Killeen flights

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Cheapest flights from Portland to Killeen
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 abril 17, 2026.

Best flights from Portland to Killeen
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 abril 17, 2026.