$365+ Cheap flights from Killeen to Boston (GRK - BOS)
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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — BOS
Sep 12 — Sep 191
Round-trip
1 adult, Economy
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Find cheap flights from Killeen to Boston with Cheapflights
1. Tell us where you want to go
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Killeen to Boston
Cheapest
Best
Last-minute
One-way
Cheapest flights from Killeen to BostonExplore the most affordable flight options available from Killeen to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
Explore the most affordable flight options available from Killeen to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 13, 2026.
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/1210:04 am -
1 stop8h 48m
Sat 9/198:30 am -
1 stop8h 04m
Deal found 8/9![American Airlines logo]()
$496
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 9/1112:47 pm -
1 stop8h 42m
Sun 9/137:02 am -
1 stop8h 32m
Deal found 8/11![American Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 8/285:00 am -
1 stop7h 41m
Tue 9/11:02 pm -
1 stop8h 57m
Deal found 8/11![American Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/273:05 pm -
1 stop6h 01m
Mon 8/319:15 am -
1 stop6h 20m
Deal found 8/13![American Airlines logo]()
$805
Best flights from Killeen to BostonDiscover carefully curated flight deals from Killeen to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
Discover carefully curated flight deals from Killeen to Boston that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 13, 2026.
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/1210:04 am -
1 stop8h 48m
Sat 9/198:30 am -
1 stop8h 04m
Deal found 8/9![American Airlines logo]()
$496
This American Airlines deal was found by Cheapflights users on 8/9. 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 10/2910:00 am -
1 stop8h 52m
Mon 11/210:00 am -
1 stop9h 11m
Deal found 8/9![American Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 9/1112:47 pm -
1 stop8h 42m
Sun 9/137:02 am -
1 stop8h 32m
Deal found 8/11![American Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 8/2812:37 pm -
1 stop6h 05m
Tue 9/11:02 pm -
1 stop6h 50m
Deal found 8/13![American Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/273:05 pm -
1 stop6h 01m
Mon 8/319:15 am -
1 stop6h 20m
Deal found 8/13![American Airlines logo]()
$805
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/273:05 pm -
1 stop6h 01m
Sun 8/306:45 am -
1 stop8h 50m
Deal found 8/13![American Airlines logo]()
$805
This American Airlines deal was found by Cheapflights users on 8/13. 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.
Fri 8/289:59 am -
1 stop6h 46m
Mon 8/318:15 am -
1 stop7h 20m
Deal found 8/13![American Airlines logo]()
$805
Last-minute flights from Killeen to BostonDiscover last-minute flight deals from Killeen to Boston. Data last updated August 13, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Boston. Data last updated August 13, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/13. 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 8/273:05 pm -
1 stop6h 01m
Mon 8/319:15 am -
1 stop6h 20m
Deal found 8/13![American Airlines logo]()
$805
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 8/285:00 am -
1 stop7h 41m
Tue 9/11:02 pm -
1 stop8h 57m
Deal found 8/11![American Airlines logo]()
$634
This American Airlines deal was found by Cheapflights users on 8/11. 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.
Fri 9/1112:47 pm -
1 stop8h 42m
Sun 9/137:02 am -
1 stop8h 32m
Deal found 8/11![American Airlines logo]()
$603
This American Airlines deal was found by Cheapflights users on 8/9. 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 9/1210:04 am -
1 stop8h 48m
Sat 9/198:30 am -
1 stop8h 04m
Deal found 8/9![American Airlines logo]()
$496
One-way flights from Killeen to BostonSearch for one-way flight options from Killeen to Boston. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
Search for one-way flight options from Killeen to Boston. Find affordable one-way fares based on user searches. Data last updated August 13, 2026.
This American Airlines deal was found by Cheapflights users on 8/12. 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 10/43:09 pm -
2 stops18h 24m
Deal found 8/12![American Airlines logo]()
$365
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Tue 8/2512:37 pm -
1 stop8h 29m
Deal found 8/10![American Airlines logo]()
$480
This American Airlines deal was found by Cheapflights users on 8/10. 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.
Thu 8/279:59 am -
1 stop8h 43m
Deal found 8/10![American Airlines logo]()
$513
Find flight deals from Killeen to Boston
Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Boston (BOS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 13, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $496 (American Airlines) |
One-way from | $365 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Killeen to Boston 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 August 13, 2026.
Use the filters below to find and compare flights from Killeen to Boston that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Sat 9/12
10:04 am-7:52 pm
1 stop8h 48m
Boston Logan Intl
Sat 9/19
8:30 am-3:34 pm
1 stop8h 04m
$496
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Thu 10/29
10:00 am-7:52 pm
1 stop8h 52m
Boston Logan Intl
Mon 11/2
10:00 am-6:11 pm
1 stop9h 11m
$603
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Fri 9/11
12:47 pm-10:29 pm
1 stop8h 42m
Boston Logan Intl
Sun 9/13
7:02 am-2:34 pm
1 stop8h 32m
$603
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Fri 8/28
12:37 pm-7:42 pm
1 stop6h 05m
Boston Logan Intl
Tue 9/1
1:02 pm-6:52 pm
1 stop6h 50m
$634
Quickest round-trip
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Thu 8/27
3:05 pm-10:06 pm
1 stop6h 01m
Boston Logan Intl
Mon 8/31
9:15 am-2:35 pm
1 stop6h 20m
$805
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Thu 8/27
3:05 pm-10:06 pm
1 stop6h 01m
Boston Logan Intl
Sun 8/30
6:45 am-2:35 pm
1 stop8h 50m
$805
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Fri 8/28
9:59 am-5:45 pm
1 stop6h 46m
Boston Logan Intl
Mon 8/31
8:15 am-2:35 pm
1 stop7h 20m
$805
Cheapest one-way
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Sun 10/4
3:09 pm-10:33 am
2 stops18h 24m
$365
Quickest one-way
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Wed 8/26
7:00 am-1:41 pm
1 stop5h 41m
$480
KilleenBoston
GRK Killeen Fort Hood Regional - BOS Boston Logan Intl
GRKBOS
Killeen Fort Hood Regional
Thu 8/27
9:59 am-7:42 pm
1 stop8h 43m
$513
Showing 1-10 of 12 resultsSorted by cheapest first
Compare providers for flights from Killeen to Boston
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Killeen to Boston in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Killeen-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Killeen-Boston flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Killeen-Boston 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 Killeen-Boston 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 Killeen to Boston
Have a flexible travel schedule? Discover the best time to fly to Boston from Killeen with our price prediction graph.
GRK-BOS
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.
Reviews of airlines servicing Boston
Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated August 13, 2026.
Read reviews from past customers who have flown American Airlines from Killeen to Boston. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
6.4
Entertainment
6.8
Overall
7.1
Comfort
7.2
Boarding
7.5
Crew
7.9
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Food
6.4
Entertainment
6.8
Overall
7.1
Comfort
7.2
Boarding
7.5
Crew
7.9
Reviews
1 / 20
2.0
MediocreAnonymous,Apr 2026
DFW - BDL
Related info for your journey
Find useful and relevant information for your journey from Killeen to Boston. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Boston?
Book flights to Boston if you plan to visit one of these locationsWaltham
Randolph
Cambridge
Concord
Brockton
Seekonk
Cranston
Dedham
Warwick
Peabody
Auburn
Chelsea
York Beach
Londonderry
Swansea
Revere
Fitchburg
North Falmouth
Braintree
Sandwich
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Other flights to Boston
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Killeen and Boston flights
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Top airline flying from Killeen to Boston
Discover the top airline that operate flights from Killeen to Boston. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 13, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$506 | Average$687 | FlexibilityNo cancel fee | On-time71% |