$495+ Cheap flights from Boston to Killeen (BOS - GRK)
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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — GRK
Oct 9 — Oct 161
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Killeen 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 Boston to Killeen
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Cheapest flights from Boston to KilleenExplore the most affordable flight options available from Boston to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
Explore the most affordable flight options available from Boston to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/287:29 am -
1 stop8h 15m
Sat 10/3112:28 pm -
1 stop7h 58m
Deal found 9/5![American Airlines logo]()
$495
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/66:20 pm -
1 stop6h 16m
Tue 10/133:16 pm -
1 stop6h 34m
Deal found 9/8![American Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/612:56 pm -
1 stop8h 56m
Sun 10/1112:28 pm -
1 stop8h 36m
Deal found 9/4![American Airlines logo]()
$549
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/32:34 pm -
1 stop7h 29m
Sat 10/1012:28 pm -
1 stop8h 36m
Deal found 9/5![American Airlines logo]()
$619
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/156:28 am -
1 stop9h 16m
Sat 10/175:00 am -
1 stop6h 03m
Deal found 9/4![American Airlines logo]()
$649
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/55:17 am -
1 stop7h 41m
Mon 10/123:16 pm -
1 stop5h 48m
Deal found 9/5![American Airlines logo]()
$654
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 9/122:34 pm -
1 stop7h 29m
Tue 9/1512:47 pm -
1 stop6h 05m
Deal found 9/6![American Airlines logo]()
$663
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/243:53 pm -
1 stop6h 10m
Sat 10/1012:28 pm -
1 stop8h 36m
Deal found 9/5![American Airlines logo]()
$690
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/162:29 pm -
1 stop7h 23m
Sat 10/1712:28 pm -
1 stop8h 36m
Deal found 9/4![American Airlines logo]()
$700
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/157:29 am -
1 stop8h 15m
Sun 10/183:16 pm -
1 stop7h 39m
Deal found 9/4![American Airlines logo]()
$703
Best flights from Boston to KilleenDiscover carefully curated flight deals from Boston to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
Discover carefully curated flight deals from Boston to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/287:29 am -
1 stop8h 15m
Sat 10/3112:28 pm -
1 stop7h 58m
Deal found 9/5![American Airlines logo]()
$495
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/66:20 pm -
1 stop6h 16m
Tue 10/133:16 pm -
1 stop6h 34m
Deal found 9/8![American Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/612:56 pm -
1 stop8h 56m
Sun 10/1112:28 pm -
1 stop8h 36m
Deal found 9/4![American Airlines logo]()
$549
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/32:34 pm -
1 stop7h 29m
Sat 10/1012:28 pm -
1 stop8h 36m
Deal found 9/5![American Airlines logo]()
$619
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/157:29 am -
1 stop8h 15m
Sun 10/183:16 pm -
1 stop7h 39m
Deal found 9/4![American Airlines logo]()
$703
Last-minute flights from Boston to KilleenDiscover last-minute flight deals from Boston to Killeen. Data last updated September 9, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Killeen. Data last updated September 9, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/6. 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.
Sat 9/122:34 pm -
1 stop7h 29m
Tue 9/1512:47 pm -
1 stop6h 05m
Deal found 9/6![American Airlines logo]()
$663
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/243:53 pm -
1 stop6h 10m
Sat 10/1012:28 pm -
1 stop8h 36m
Deal found 9/5![American Airlines logo]()
$690
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/32:34 pm -
1 stop7h 29m
Sat 10/1012:28 pm -
1 stop8h 36m
Deal found 9/5![American Airlines logo]()
$619
This American Airlines deal was found by Cheapflights users on 9/5. 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 10/55:17 am -
1 stop7h 41m
Mon 10/123:16 pm -
1 stop5h 48m
Deal found 9/5![American Airlines logo]()
$654
This American Airlines deal was found by Cheapflights users on 9/8. 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 10/66:20 pm -
1 stop6h 16m
Tue 10/133:16 pm -
1 stop6h 34m
Deal found 9/8![American Airlines logo]()
$529
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/612:56 pm -
1 stop8h 56m
Sun 10/1112:28 pm -
1 stop8h 36m
Deal found 9/4![American Airlines logo]()
$549
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/156:28 am -
1 stop9h 16m
Sat 10/175:00 am -
1 stop6h 03m
Deal found 9/4![American Airlines logo]()
$649
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/157:29 am -
1 stop8h 15m
Sun 10/183:16 pm -
1 stop7h 39m
Deal found 9/4![American Airlines logo]()
$703
This American Airlines deal was found by Cheapflights users on 9/4. 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 10/162:29 pm -
1 stop7h 23m
Sat 10/1712:28 pm -
1 stop8h 36m
Deal found 9/4![American Airlines logo]()
$700
This American Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/287:29 am -
1 stop8h 15m
Sat 10/3112:28 pm -
1 stop7h 58m
Deal found 9/5![American Airlines logo]()
$495
One-way flights from Boston to KilleenSearch for one-way flight options from Boston to Killeen. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
Search for one-way flight options from Boston to Killeen. Find affordable one-way fares based on user searches. Data last updated September 9, 2026.
This American Airlines deal was found by Cheapflights users on 9/5. 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 9/248:30 am -
1 stop7h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![American Airlines logo]()
$513
Find flight deals from Boston to Killeen
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Killeen (GRK). 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 September 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $495 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Killeen 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 7,457,451 searches. Data last updated September 9, 2026.
Use the filters below to find and compare flights from Boston to Killeen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonKilleen
BOS Boston Logan Intl - GRK Killeen Fort Hood Regional
BOSGRK
Boston Logan Intl
Wed 10/28
7:29 am-2:44 pm
1 stop8h 15m
Killeen Fort Hood Regional
Sat 10/31
12:28 pm-9:26 pm
1 stop7h 58m
$495
Quickest round-trip
BostonKilleen
BOS Boston Logan Intl - GRK Killeen Fort Hood Regional
BOSGRK
Boston Logan Intl
Thu 9/24
8:30 am-2:34 pm
1 stop7h 04m
Killeen Fort Hood Regional
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$513
BostonKilleen
BOS Boston Logan Intl - GRK Killeen Fort Hood Regional
BOSGRK
Boston Logan Intl
Tue 10/6
6:20 pm-11:36 pm
1 stop6h 16m
Killeen Fort Hood Regional
Tue 10/13
3:16 pm-10:50 pm
1 stop6h 34m
$529
BostonKilleen
BOS Boston Logan Intl - GRK Killeen Fort Hood Regional
BOSGRK
Boston Logan Intl
Tue 10/6
12:56 pm-8:52 pm
1 stop8h 56m
Killeen Fort Hood Regional
Sun 10/11
12:28 pm-10:04 pm
1 stop8h 36m
$549
BostonKilleen
BOS Boston Logan Intl - GRK Killeen Fort Hood Regional
BOSGRK
Boston Logan Intl
Sat 10/3
2:34 pm-9:03 pm
1 stop7h 29m
Killeen Fort Hood Regional
Sat 10/10
12:28 pm-10:04 pm
1 stop8h 36m
$619
BostonKilleen
BOS Boston Logan Intl - GRK Killeen Fort Hood Regional
BOSGRK
Boston Logan Intl
Thu 10/15
7:29 am-2:44 pm
1 stop8h 15m
Killeen Fort Hood Regional
Sun 10/18
3:16 pm-11:55 pm
1 stop7h 39m
$703
Sorted by cheapest first
Compare providers for flights from Boston to Killeen
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 Boston to Killeen in September.
| 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 Boston-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Killeen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Killeen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Killeen 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 Boston-Killeen 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 Boston to Killeen
Have a flexible travel schedule? Discover the best time to fly to Killeen from Boston with our price prediction graph.
BOS-GRK
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 Killeen
Get insights into the airlines that provide service to Killeen. 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 Killeen. Reviews last updated September 9, 2026.
Read through reviews of airlines operating flights from Boston to Killeen, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
6.8
Food
6.4
Crew
7.9
Comfort
7.2
Overall
7.1
Boarding
7.5
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Entertainment
6.8
Food
6.4
Crew
7.9
Comfort
7.2
Overall
7.1
Boarding
7.5
Reviews
1 / 20
8.0
ExcellentMonica,Nov 2025
JAC - DFW
Related info for your journey
Find useful and relevant information for your journey from Boston to Killeen. 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 Killeen?
Book flights to Killeen if you plan to visit one of these locationsTemple
Copperas Cove
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Boston and Killeen flights
Browse other Boston and Killeen flight options. Last updated on September 9, 2026.
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Browse through other flights departing from Boston. Flights are based on user searches made on Cheapflights and were last updated on September 9, 2026.
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Top airline flying from Boston to Killeen
Discover the top airline that operate flights from Boston to Killeen. 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 7,457,451 searches. Data last updated September 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$186 | Average$613 | FlexibilityNo cancel fee | On-time71% |