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$491+ 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — MHT
May 10 — May 171
Sun 5/10
Sun 5/17
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 April 10, 2026.

This American Airlines deal was found by Cheapflights users on 4/6. 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.
Tue 4/285:00 am
GRK
-
BOS
1 stop7h 11m
American Airlines
Tue 5/194:21 pm
BOS
-
GRK
1 stop6h 31m
American Airlines
Deal found 4/6$491
This American Airlines deal was found by Cheapflights users on 4/9. 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.
Sat 5/95:00 am
GRK
-
BOS
1 stop7h 11m
American Airlines
Sat 5/162:02 pm
BOS
-
GRK
1 stop8h 50m
American Airlines
Deal found 4/9$492
This American Airlines deal was found by Cheapflights users on 4/9. 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.
Fri 10/2312:35 pm
GRK
-
BOS
1 stop7h 20m
American Airlines
Tue 10/276:00 am
BOS
-
GRK
1 stop7h 18m
American Airlines
Deal found 4/9$529
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Tue 6/3012:54 pm
GRK
-
BOS
1 stop8h 20m
American Airlines
Tue 7/77:00 am
BOS
-
GRK
1 stop6h 23m
American Airlines
Deal found 4/8$575
This American Airlines deal was found by Cheapflights users on 4/7. 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.
Sat 4/1110:05 am
GRK
-
BOS
1 stop8h 39m
American Airlines
Mon 4/133:18 pm
BOS
-
GRK
1 stop9h 28m
American Airlines
Deal found 4/7$614
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Tue 6/305:00 am
GRK
-
BOS
1 stop5h 49m
American Airlines
Thu 7/97:00 am
BOS
-
GRK
2 stops8h 36m
American Airlines
Deal found 4/8$624
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Tue 6/3012:54 pm
GRK
-
BOS
2 stops8h 34m
American Airlines
Fri 7/106:01 am
BOS
-
GRK
2 stops9h 35m
American Airlines
Deal found 4/8$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 April 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$491
(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.
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From Killeen Fort Hood Regional to New Hampshire
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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 April 10, 2026.
Use the filters below to find and compare flights from Killeen to New Hampshire that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

Tue 4/28

5:00 am-1:11 pm

1 stop7h 11m

Boston Logan Intl

Tue 5/19

4:21 pm-9:52 pm

1 stop6h 31m

$491

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

Sat 5/9

5:00 am-1:11 pm

1 stop7h 11m

Boston Logan Intl

Sat 5/16

2:02 pm-9:52 pm

1 stop8h 50m

$492

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

Mon 6/29

7:21 pm-9:29 am

2 stops13h 08m

Boston Logan Intl

Wed 7/8

6:00 am-12:23 pm

1 stop7h 23m

$673

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

Tue 6/30

5:00 am-4:35 pm

2 stops10h 35m

Boston Logan Intl

Mon 7/6

6:00 am-12:13 pm

1 stop7h 13m

$716

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

Thu 7/2

3:07 pm-12:36 am

2 stops8h 29m

Boston Logan Intl

Fri 7/10

6:01 am-2:36 pm

2 stops9h 35m

$821

KilleenBoston

GRK - BOS

GRKBOS

Killeen Fort Hood Regional

Mon 10/5

3:06 pm-11:55 pm

1 stop7h 49m

Boston Logan Intl

Thu 10/8

2:25 pm-9:09 pm

1 stop7h 44m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/6

Sorted by cheapest first

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 $298). Flying from Killeen to New Hampshire in May is currently the most expensive (average of $487). 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 11m. American Airlines provides one of the quickest options available for as low as $491. 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 $298). Flying from Killeen to New Hampshire in May is currently the most expensive (average of $487). 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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