$337+ Cheap flights from San Diego to Killeen (SAN - 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 10/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — GRK
Oct 8 — Oct 151
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
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 8, 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 8, 2026.
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 10/21:50 pm -
1 stop5h 13m
Sun 10/45:00 am -
1 stop5h 18m
Deal found 9/4![American Airlines logo]()
$337
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 11/204:40 pm -
1 stop5h 06m
Fri 11/275:00 am -
1 stop5h 33m
Deal found 9/4![American Airlines logo]()
$527
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 8, 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 8, 2026.
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 11/204:40 pm -
1 stop5h 06m
Fri 11/275:00 am -
1 stop5h 33m
Deal found 9/4![American Airlines logo]()
$527
This Alaska Airlines deal was found by Cheapflights users on 9/7. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/271:00 pm -
1 stop5h 48m
Wed 3/312:26 pm -
1 stop5h 59m
Deal found 9/7![Alaska Airlines logo]()
$593
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 10/29:46 am -
2 stops6h 59m
Sun 10/45:00 am -
1 stop5h 18m
Deal found 9/4![American Airlines logo]()
$608
Last-minute flights from San Diego to KilleenDiscover last-minute flight deals from San Diego to Killeen. Data last updated September 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Killeen. Data last updated September 8, 2026 and is based on user searches.
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 10/21:50 pm -
1 stop5h 13m
Sun 10/45:00 am -
1 stop5h 18m
Deal found 9/4![American Airlines logo]()
$337
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 8, 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 8, 2026.
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 11/216:15 am -
1 stop6h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$393
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.
Fri 11/2011:13 am -
1 stop7h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![American Airlines logo]()
$447
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 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $337 (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 8, 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
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Sat 11/21
1:05 pm-11:46 pm
2 stops8h 41m
Killeen Fort Hood Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$426
Quickest round-trip
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Fri 11/20
11:13 am-9:11 pm
1 stop7h 58m
Killeen Fort Hood Regional
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$447
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Fri 11/20
4:40 pm-11:46 pm
1 stop5h 06m
Killeen Fort Hood Regional
Fri 11/27
5:00 am-8:33 am
1 stop5h 33m
$527
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Sat 2/27
1:00 pm-8:48 pm
1 stop5h 48m
Killeen Fort Hood Regional
Wed 3/3
12:26 pm-4:25 pm
1 stop5h 59m
$593
San DiegoKilleen
SAN San Diego - GRK Killeen Fort Hood Regional
SANGRK
San Diego
Fri 10/2
9:46 am-6:45 pm
2 stops6h 59m
Killeen Fort Hood Regional
Sun 10/4
5:00 am-8:18 am
1 stop5h 18m
$608
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
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Diego
Popular flights