$427+ Cheap flights from San Diego to Killeen (SAN - GRK)
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 9/28. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — GRK
Oct 3 — Oct 101
Round-trip
1 adult, Economy
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Find cheap flights from San Diego 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 San Diego to Killeen
Cheapest
Best
Last-minute
One-way
Cheapest flights from San Diego to KilleenExplore the most affordable flight options available from San Diego to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
Explore the most affordable flight options available from San Diego to Killeen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 3, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/91:53 pm -
1 stop7h 43m
Sun 10/183:16 pm -
1 stop5h 46m
Deal found 9/1![American Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 8/31. 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 9/31:41 pm -
1 stop7h 58m
Mon 9/79:59 am -
1 stop6h 15m
Deal found 8/31![American Airlines logo]()
$625
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/91:08 pm -
2 stops8h 28m
Sun 10/113:16 pm -
1 stop6h 48m
Deal found 9/1![American Airlines logo]()
$752
Best flights from San Diego to KilleenDiscover carefully curated flight deals from San Diego to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
Discover carefully curated flight deals from San Diego to Killeen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 3, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/93:07 pm -
1 stop6h 29m
Sun 10/115:00 am -
1 stop5h 24m
Deal found 9/1![American Airlines logo]()
$484
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/91:08 pm -
2 stops8h 28m
Sun 10/183:16 pm -
1 stop5h 46m
Deal found 9/1![American Airlines logo]()
$752
Last-minute flights from San Diego to KilleenDiscover last-minute flight deals from San Diego to Killeen. Data last updated September 3, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Killeen. Data last updated September 3, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/31. 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 9/31:41 pm -
1 stop7h 58m
Mon 9/79:59 am -
1 stop6h 15m
Deal found 8/31![American Airlines logo]()
$625
This American Airlines deal was found by Cheapflights users on 9/1. 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 10/93:07 pm -
1 stop6h 29m
Sun 10/115:00 am -
1 stop5h 24m
Deal found 9/1![American Airlines logo]()
$484
One-way flights from San Diego to KilleenSearch for one-way flight options from San Diego to Killeen. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
Search for one-way flight options from San Diego to Killeen. Find affordable one-way fares based on user searches. Data last updated September 3, 2026.
This American Airlines deal was found by Cheapflights users on 9/1. 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 9/288:00 am -
1 stop5h 34m
Deal found 9/1![American Airlines logo]()
$427
Find flight deals from San Diego to Killeen
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) 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 3, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $484 (American Airlines) |
One-way from | $427 (American Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Diego 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 3, 2026.
Use the filters below to find and compare flights from San Diego to Killeen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Fri 10/9
3:07 pm-11:36 pm
1 stop6h 29m
Killeen Fort Hood Regional
Sun 10/11
5:00 am-8:24 am
1 stop5h 24m
$484
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Fri 10/9
1:08 pm-11:36 pm
2 stops8h 28m
Killeen Fort Hood Regional
Sun 10/18
3:16 pm-7:02 pm
1 stop5h 46m
$752
Cheapest one-way
Quickest one-way
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Mon 9/28
8:00 am-3:34 pm
1 stop5h 34m
$427
Sorted by cheapest first
Compare providers for flights from San Diego 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 San Diego to Killeen in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Diego-Killeen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Killeen flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Killeen flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-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 San Diego-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 San Diego to Killeen
Have a flexible travel schedule? Discover the best time to fly to Killeen from San Diego with our price prediction graph.
SAN-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.
Related info for your journey
Find useful and relevant information for your journey from San Diego 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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