In terms of precipitation, rainfall in Maine ranges from 2.9 - 4.5 inches per month. November is typically the wettest month, when rainfall can reach 4.5 in. August is typically the driest time to visit Maine when rainfall is around 2.9 in.

If weather is an important factor for your trip to Maine, 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 68.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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

When flying from Killeen to Maine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Killeen to Maine?

For a flight from Killeen to Maine, you will be flying from Fort Hood Regional. Killeen Fort Hood Regional (GRK) is just 6.9 mi from the center of the city.

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

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

How can I find direct flights from Killeen to Maine?

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

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

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

$324+ Cheap Flights from Killeen to Maine

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One-way flights from Killeen to Maine
Search for one-way flight options from Killeen to Maine. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Tue 11/175:00 am -

2 stops9h 33m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/22

$324

Fri 11/2012:29 pm -

2 stops10h 28m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 10/21

$698

Find flight deals from Killeen to Maine

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

KilleenPortland

GRK Killeen Fort Hood Regional - PWM Portland

GRKPWM

Killeen Fort Hood Regional

Wed 11/18

5:00 am-3:33 pm

2 stops9h 33m

Portland

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$324

KilleenPortland

GRK Killeen Fort Hood Regional - PWM Portland

GRKPWM

Killeen Fort Hood Regional

Fri 11/20

12:29 pm-11:57 pm

2 stops10h 28m

Portland

Wed 12/31

12:00 am-11:00 pm

Nonstop0h 00m

$698

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/25

Sorted by cheapest first

Best time to book a flight from Killeen to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Killeen with our price prediction graph.

GRK-PWM

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.

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Everything you need to know about your flight from Killeen to Maine

GRK-USME

GRK-PWM

No data available for this route at this time. Please check back soon.

Related info for your journey

What airport do you fly from for flights from Killeen to Maine?
For a flight from Killeen to Maine, you will be flying from Fort Hood Regional. Killeen Fort Hood Regional (GRK) is just 6.9 mi from the center of the city.
Can I find deals for flights from Killeen to Maine that include hotel bookings?
Yes. In addition to deals on Killeen to Maine flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Killeen to Maine?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Maine.
Can I find deals for business class flights from Killeen to Maine?
Yes. Cheapflights offers flight deals from Killeen to Maine 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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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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Killeen to Maine with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Killeen to Maine

One-way flights from Killeen to Maine
Search for one-way flight options from Killeen to Maine. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Search for one-way flight options from Killeen to Maine. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Find flight deals from Killeen to Maine

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Use the filters below to find and compare flights from Killeen to Maine that are best for you.

Best time to book a flight from Killeen to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Killeen with our price prediction graph.

Cheapflights Insights

Related info for your journey

What airport do you fly from for flights from Killeen to Maine?

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

How can I find direct flights from Killeen to Maine?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Killeen to Maine

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Maine by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Killeen to Maine by cabin class

Find flights from Killeen to Maine, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Killeen and Maine flights

Browse other Killeen and Maine flight options. Last updated on October 26, 2026.

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$324+ Cheap flights from Killeen (GRK) to Maine

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 11/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Killeen to Maine with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Killeen to Maine

One-way flights from Killeen to MaineSearch for one-way flight options from Killeen to Maine. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Search for one-way flight options from Killeen to Maine. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.

Find flight deals from Killeen to Maine

Most accurate provider

Most trusted provider

Cheapflights Fare Finder

Use the filters below to find and compare flights from Killeen to Maine that are best for you.

Best time to book a flight from Killeen to Maine

Have a flexible travel schedule? Discover the best time to fly to Maine from Killeen with our price prediction graph.

Cheapflights Insights

Related info for your journey

What airport do you fly from for flights from Killeen to Maine?

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

How can I find direct flights from Killeen to Maine?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Killeen to Maine

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Maine by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Killeen to Maine by cabin class

Find flights from Killeen to Maine, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Killeen and Maine flights

Browse other Killeen and Maine flight options. Last updated on October 26, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Killeen to Maine flights

Consider these flights traveling from Killeen to Maine.

100% Free

Book with Flexibility

Travel Smart

One-way flights from Killeen to Maine
Search for one-way flight options from Killeen to Maine. Find affordable one-way fares based on user searches. Data last updated October 26, 2026.