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$329+ Cheap flights from Killeen (GRK) to New Hampshire

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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — MHT
mrt. 17 — mrt. 241
di 3/17
di 3/24
1 adult, Economy
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Cheap flight deals from Killeen to New Hampshire

Cheapest flights from Killeen to New Hampshire
Explore the most affordable flight options available from Killeen to New Hampshire. Find the lowest fares from popular airlines and budget airlines, with prices last updated on februari 15, 2026.

This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 3/107:00 am
GRK
-
BOS
1 stop7h 13m
American Airlines
di 3/175:30 am
BOS
-
GRK
1 stop7h 01m
American Airlines
Deal found 2/15$329
This American Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
za 9/2612:44 pm
GRK
-
BOS
1 stop8h 28m
American Airlines
zo 10/48:24 am
BOS
-
GRK
1 stop8h 05m
American Airlines
Deal found 2/15$478
This American Airlines deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
di 3/1012:01 pm
GRK
-
BOS
2 stops9h 23m
American Airlines
zo 3/151:05 pm
BOS
-
GRK
2 stops9h 58m
American Airlines
Deal found 2/14$498
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vr 5/293:07 pm
GRK
-
BOS
1 stop7h 02m
American Airlines
ma 6/112:39 pm
BOS
-
GRK
1 stop7h 12m
American Airlines
Deal found 2/12$576
This American Airlines deal was found by Cheapflights users on 2/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
do 5/286:44 am
GRK
-
BOS
1 stop7h 26m
American Airlines
wo 6/34:06 pm
BOS
-
GRK
1 stop7h 38m
American Airlines
Deal found 2/12$629

Find flight deals from Killeen to New Hampshire

Keep the following information in mind while searching for Killeen to New Hampshire flight deals. Data was last updated februari 15, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(American Airlines)
Provider with most accurate pricing for Killeen Fort Hood Regional-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Boston Logan Intl flights.
Search Deals
From Killeen Fort Hood Regional to New Hampshire
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to New Hampshire 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, Cheapflights users made 2,558,603 searches. Data last updated februari 15, 2026.
Use the filters below to find and compare flights from Killeen to New Hampshire that are best for you.

Fly from

Killeen

Fly to

New Hampshire

Route

Depart

Return

Price

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

di 3/10

12:01 pm-9:00 pm

1 stop7h 59m

Boston Logan Intl

zo 3/15

5:32 am-11:26 am

1 stop6h 54m

$329

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

di 3/10

7:00 am-3:13 pm

1 stop7h 13m

Boston Logan Intl

di 3/17

5:30 am-11:31 am

1 stop7h 01m

$329

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

vr 5/29

3:07 pm-11:09 pm

1 stop7h 02m

Boston Logan Intl

ma 6/1

12:39 pm-6:51 pm

1 stop7h 12m

$576

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

do 5/28

6:44 am-3:10 pm

1 stop7h 26m

Boston Logan Intl

wo 6/3

4:06 pm-10:44 pm

1 stop7h 38m

$629

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

do 5/14

11:58 am-7:33 pm

1 stop6h 35m

Boston Logan Intl

zo 5/17

7:00 am-3:24 pm

1 stop9h 24m

$639

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

ma 3/2

3:59 pm-10:46 am

2 stops17h 47m

$362

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

di 3/3

6:33 pm-9:54 am

2 stops14h 21m

$362

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

zo 3/8

6:33 pm-10:46 am

2 stops15h 13m

$375

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

wo 3/4

7:00 am-11:01 pm

2 stops15h 01m

$378

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

do 3/5

6:33 pm-9:54 am

2 stops14h 21m

$393

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/14

Showing 1-10 of 12 results
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Best time to book a flight from Killeen to New Hampshire

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

Cheapflights Insights

Everything you need to know about your flight from Killeen to New Hampshire

What is the cheapest month to book a flight from Killeen to New Hampshire?

Currently, August is the cheapest month in which you can book a flight from Killeen to New Hampshire (average of $297). Flying from Killeen to New Hampshire in May is currently the most expensive (average of $430). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Killeen to New Hampshire. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Killeen to New Hampshire?

    Killeen Fort Hood Regional (GRK), located 6.9 mi from the city center, is the airport you fly out of when you book flights from Killeen to New Hampshire.

  • How long is the flight from Killeen to New Hampshire?

    A quick flight from Killeen to New Hampshire can take about 7h 59m. American Airlines provides one of the quickest options available for as low as $329. There are 1667 mi between Killeen and New Hampshire.

  • Can I find deals for flights from Killeen to New Hampshire that include hotel bookings?

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

  • How can I find direct flights from Killeen to New Hampshire?

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

  • Can I find deals for business class flights from Killeen to New Hampshire?

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

  • What is the cheapest month to book a flight from Killeen to New Hampshire?

    Currently, August is the cheapest month in which you can book a flight from Killeen to New Hampshire (average of $297). Flying from Killeen to New Hampshire in May is currently the most expensive (average of $430). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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