$475+ Cheap flights from Killeen (GRK) to New Hampshire
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — MHT
Aug 12 — Aug 191
Round-trip
1 adult, Economy
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Find cheap flights from Killeen to New Hampshire with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from Killeen to New HampshireExplore 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 July 13, 2026.
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 July 13, 2026.
This American Airlines deal was found by Cheapflights users on 7/10. 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 7/2512:54 pm
GRK
- BOS
1 stop6h 56m
American Airlines
Wed 7/297:00 am
BOS
- GRK
1 stop8h 38m
American Airlines
Deal found 7/10![American Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/153:05 pm
GRK
- BOS
1 stop6h 01m
American Airlines
Sat 8/222:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$585
This American Airlines deal was found by Cheapflights users on 7/11. 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 7/2112:54 pm
GRK
- PWM
2 stops10h 49m
American Airlines
Sat 7/255:33 pm
PWM
- GRK
1 stop7h 06m
American Airlines
Deal found 7/11![American Airlines logo]()
$613
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/13:08 pm
GRK
- BOS
1 stop7h 02m
American Airlines
Tue 8/119:19 am
BOS
- GRK
1 stop6h 16m
American Airlines
Deal found 7/12![American Airlines logo]()
$619
This American Airlines deal was found by Cheapflights users on 7/9. 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 10/1610:00 am
GRK
- BOS
1 stop6h 24m
American Airlines
Mon 10/193:52 pm
BOS
- GRK
1 stop8h 44m
American Airlines
Deal found 7/9![American Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 7/9. 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.
Thu 9/1710:04 am
GRK
- PWM
1 stop7h 42m
American Airlines
Mon 9/219:00 am
PWM
- GRK
1 stop7h 34m
American Airlines
Deal found 7/9![American Airlines logo]()
$666
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/112:54 pm
GRK
- BOS
1 stop6h 56m
American Airlines
Fri 8/146:45 am
BOS
- GRK
1 stop8h 50m
American Airlines
Deal found 7/12![American Airlines logo]()
$673
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Fri 7/3112:42 pm
GRK
- BOS
1 stop8h 35m
American Airlines
Sat 8/152:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$690
This American Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 10/153:16 pm
GRK
- BOS
1 stop7h 39m
American Airlines
Mon 10/196:10 am
BOS
- GRK
1 stop6h 48m
American Airlines
Deal found 7/13![American Airlines logo]()
$693
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/15:00 am
GRK
- BOS
2 stops8h 38m
American Airlines
Sat 8/152:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$719
Best flights from Killeen to New HampshireDiscover carefully curated flight deals from Killeen to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
Discover carefully curated flight deals from Killeen to New Hampshire that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 13, 2026.
This American Airlines deal was found by Cheapflights users on 7/10. 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 7/2512:54 pm
GRK
- BOS
1 stop6h 56m
American Airlines
Wed 7/297:00 am
BOS
- GRK
1 stop8h 38m
American Airlines
Deal found 7/10![American Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/153:05 pm
GRK
- BOS
1 stop6h 01m
American Airlines
Sat 8/222:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$585
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/89:59 am
GRK
- BOS
1 stop8h 43m
American Airlines
Wed 8/192:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$619
This American Airlines deal was found by Cheapflights users on 7/9. 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 10/1610:00 am
GRK
- BOS
1 stop6h 24m
American Airlines
Mon 10/193:52 pm
BOS
- GRK
1 stop8h 44m
American Airlines
Deal found 7/9![American Airlines logo]()
$644
This American Airlines deal was found by Cheapflights users on 7/9. 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.
Thu 9/1710:04 am
GRK
- PWM
1 stop7h 42m
American Airlines
Mon 9/219:00 am
PWM
- GRK
1 stop7h 34m
American Airlines
Deal found 7/9![American Airlines logo]()
$666
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Fri 7/3112:42 pm
GRK
- BOS
1 stop8h 35m
American Airlines
Sat 8/152:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$690
This American Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 10/153:16 pm
GRK
- BOS
1 stop7h 39m
American Airlines
Mon 10/196:10 am
BOS
- GRK
1 stop6h 48m
American Airlines
Deal found 7/13![American Airlines logo]()
$693
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/13:08 pm
GRK
- BOS
1 stop6h 09m
American Airlines
Mon 8/101:02 pm
BOS
- GRK
1 stop6h 50m
American Airlines
Deal found 7/12![American Airlines logo]()
$724
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Fri 7/315:00 am
GRK
- BOS
2 stops11h 38m
American Airlines
Tue 8/117:33 am
BOS
- GRK
1 stop8h 02m
American Airlines
Deal found 7/12![American Airlines logo]()
$724
This American Airlines deal was found by Cheapflights users on 7/11. 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 7/256:30 am
GRK
- BOS
2 stops8h 59m
American Airlines
Tue 7/287:00 am
BOS
- GRK
1 stop8h 38m
American Airlines
Deal found 7/11![American Airlines logo]()
$733
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sun 8/25:00 am
GRK
- BOS
2 stops8h 23m
American Airlines
Sat 8/152:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$740
This American Airlines deal was found by Cheapflights users on 7/13. 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.
Thu 10/153:16 pm
GRK
- BOS
1 stop5h 48m
American Airlines
Sun 10/187:29 am
BOS
- GRK
1 stop8h 15m
American Airlines
Deal found 7/13![American Airlines logo]()
$744
Last-minute flights from Killeen to New HampshireDiscover last-minute flight deals from Killeen to New Hampshire. Data last updated July 13, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to New Hampshire. Data last updated July 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/11. 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 7/2112:54 pm
GRK
- PWM
2 stops10h 49m
American Airlines
Sat 7/255:33 pm
PWM
- GRK
1 stop7h 06m
American Airlines
Deal found 7/11![American Airlines logo]()
$613
This American Airlines deal was found by Cheapflights users on 7/10. 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 7/2512:54 pm
GRK
- BOS
1 stop6h 56m
American Airlines
Wed 7/297:00 am
BOS
- GRK
1 stop8h 38m
American Airlines
Deal found 7/10![American Airlines logo]()
$553
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Fri 7/3112:42 pm
GRK
- BOS
1 stop8h 35m
American Airlines
Sat 8/152:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$690
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/13:08 pm
GRK
- BOS
1 stop7h 02m
American Airlines
Tue 8/119:19 am
BOS
- GRK
1 stop6h 16m
American Airlines
Deal found 7/12![American Airlines logo]()
$619
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/112:54 pm
GRK
- BOS
1 stop6h 56m
American Airlines
Fri 8/146:45 am
BOS
- GRK
1 stop8h 50m
American Airlines
Deal found 7/12![American Airlines logo]()
$673
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/15:00 am
GRK
- BOS
2 stops8h 38m
American Airlines
Sat 8/152:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$719
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/13:08 pm
GRK
- BOS
1 stop7h 02m
American Airlines
Sun 8/97:33 am
BOS
- GRK
1 stop8h 02m
American Airlines
Deal found 7/12![American Airlines logo]()
$738
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sun 8/25:00 am
GRK
- BOS
2 stops8h 23m
American Airlines
Sat 8/152:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$740
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Thu 8/67:00 am
GRK
- BOS
1 stop5h 41m
American Airlines
Thu 8/206:13 pm
BOS
- GRK
1 stop6h 26m
American Airlines
Deal found 7/12![American Airlines logo]()
$744
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/153:05 pm
GRK
- BOS
1 stop6h 01m
American Airlines
Sat 8/222:32 pm
BOS
- GRK
1 stop7h 27m
American Airlines
Deal found 7/12![American Airlines logo]()
$585
One-way flights from Killeen to New HampshireSearch for one-way flight options from Killeen to New Hampshire. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
Search for one-way flight options from Killeen to New Hampshire. Find affordable one-way fares based on user searches. Data last updated July 13, 2026.
This American Airlines deal was found by Cheapflights users on 7/13. 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 7/183:08 pm
GRK
- BOS
1 stop6h 09m
American Airlines
Deal found 7/13![American Airlines logo]()
$475
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Sat 8/85:00 am
GRK
- BOS
2 stops12h 53m
American Airlines
Deal found 7/12![American Airlines logo]()
$490
This American Airlines deal was found by Cheapflights users on 7/13. 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.
Sun 7/193:08 pm
GRK
- BOS
1 stop7h 02m
American Airlines
Deal found 7/13![American Airlines logo]()
$508
This American Airlines deal was found by Cheapflights users on 7/12. 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.
Mon 8/173:05 pm
GRK
- BOS
2 stops24h 10m
American Airlines
Deal found 7/12![American Airlines logo]()
$522
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 July 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $553 (American Airlines) |
One-way from | $475 (American Airlines) |
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 July 13, 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
Cheapest round-trip
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Sat 7/25
12:54 pm-8:50 pm
1 stop6h 56m
Boston Logan Intl
Wed 7/29
7:00 am-2:38 pm
1 stop8h 38m
$553
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Sat 8/15
3:05 pm-10:06 pm
1 stop6h 01m
Boston Logan Intl
Sat 8/22
2:32 pm-8:59 pm
1 stop7h 27m
$585
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Sat 8/8
9:59 am-7:42 pm
1 stop8h 43m
Boston Logan Intl
Wed 8/19
2:32 pm-8:59 pm
1 stop7h 27m
$619
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Fri 10/16
10:00 am-5:24 pm
1 stop6h 24m
Boston Logan Intl
Mon 10/19
3:52 pm-11:36 pm
1 stop8h 44m
$644
KilleenPortland
GRK - PWM
GRKPWM
Killeen Fort Hood Regional
Thu 9/17
10:04 am-6:46 pm
1 stop7h 42m
Portland
Mon 9/21
9:00 am-3:34 pm
1 stop7h 34m
$666
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Fri 7/31
12:42 pm-10:17 pm
1 stop8h 35m
Boston Logan Intl
Sat 8/15
2:32 pm-8:59 pm
1 stop7h 27m
$690
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Thu 10/15
3:16 pm-11:55 pm
1 stop7h 39m
Boston Logan Intl
Mon 10/19
6:10 am-11:58 am
1 stop6h 48m
$693
Quickest round-trip
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Sat 8/1
3:08 pm-10:17 pm
1 stop6h 09m
Boston Logan Intl
Mon 8/10
1:02 pm-6:52 pm
1 stop6h 50m
$724
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Fri 7/31
5:00 am-5:38 pm
2 stops11h 38m
Boston Logan Intl
Tue 8/11
7:33 am-2:35 pm
1 stop8h 02m
$724
KilleenBoston
GRK - BOS
GRKBOS
Killeen Fort Hood Regional
Sat 7/25
6:30 am-4:29 pm
2 stops8h 59m
Boston Logan Intl
Tue 7/28
7:00 am-2:38 pm
1 stop8h 38m
$733
Showing 1-10 of 21 resultsSorted 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.
GRK-BOS
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.
Cheapflights Insights
Everything you need to know about your flight from Killeen to New Hampshire
GRK-USNH
GRK-BOS
GRK-PWM
No data available for this route at this time. Please check back soon.
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