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Killeen

$422+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — GRK
May 9 — May 161
Sat 5/9
Sat 5/16
1 adult, Economy
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Cheap flight deals from San Diego to Killeen

Cheapest flights from San Diego to Killeen
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 April 9, 2026.

This American Airlines deal was found by Cheapflights users on 4/5. 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.
Fri 5/83:21 pm
SAN
-
GRK
1 stop6h 25m
American Airlines
Sun 5/107:13 pm
GRK
-
SAN
1 stop6h 43m
American Airlines
Deal found 4/5$505
This American Airlines deal was found by Cheapflights users on 4/9. 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 4/244:41 pm
SAN
-
GRK
1 stop5h 05m
American Airlines
Tue 4/2810:05 am
GRK
-
SAN
1 stop6h 00m
American Airlines
Deal found 4/9$563
This American Airlines deal was found by Cheapflights users on 4/9. 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 4/174:41 pm
SAN
-
GRK
1 stop5h 05m
American Airlines
Sun 4/195:00 am
GRK
-
SAN
1 stop5h 15m
American Airlines
Deal found 4/9$601

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 April 9, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$505
(American Airlines)

One-way from

$422
(American Airlines)
Provider with most accurate pricing for San Diego-Killeen Fort Hood Regional flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Killeen Fort Hood Regional flights.
Search Deals
From San Diego to Killeen Fort Hood Regional
Search Deals
One-way flight from San Diego to Killeen Fort Hood Regional
Search Deals

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 2,558,603 searches. Data last updated April 9, 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

Price

Cheapest round-trip

San DiegoKilleen

SAN - GRK

SANGRK

San Diego

Fri 5/8

3:21 pm-11:46 pm

1 stop6h 25m

Killeen Fort Hood Regional

Sun 5/10

7:13 pm-11:56 pm

1 stop6h 43m

$505
Quickest round-trip

San DiegoKilleen

SAN - GRK

SANGRK

San Diego

Fri 4/24

4:41 pm-11:46 pm

1 stop5h 05m

Killeen Fort Hood Regional

Tue 4/28

10:05 am-2:05 pm

1 stop6h 00m

$563
Cheapest one-way
Quickest one-way

San DiegoKilleen

SAN - GRK

SANGRK

San Diego

Mon 4/20

1:16 pm-9:52 pm

2 stops6h 36m

$613

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

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 April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • 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.
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 San Diego to Killeen

What is the cheapest month to book a flight from San Diego to Killeen?

Currently, January is the cheapest month in which you can book a flight from San Diego to Killeen (average of $77). Flying from San Diego to Killeen in March is currently the most expensive (average of $160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 April 9, 2026.
Peruse reviews from past customers who have flown with American Airlines from San Diego to Killeen to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,560 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.1

Crew

7.9

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.
American Airlines
7.1
Good
11,560 reviews
American Airlines
7.1
Good
11,560 reviews

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

7.1

Crew

7.9

Food

6.4

Reviews

1 / 20
8.0
Excellent

Monica,Nov 2025

JAC - DFW

At least there was an option of entertainment on this flight.

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.

  • How long is the flight from San Diego to Killeen?

    For as low as $505, American Airlines can have you in Killeen from San Diego in 6h 25m. The distance from San Diego to Killeen is about 1140 mi.

  • What is the cheapest airline to fly from San Diego to Killeen round-trip?

    Cheapflights users have booked flights from San Diego to Killeen round-trip from $266.

  • Can I find deals for flights from San Diego to Killeen that include hotel bookings?

    Yes. In addition to deals on San Diego to Killeen flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Killeen?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Killeen.

  • Can I find deals for business class flights from San Diego to Killeen?

    Yes. Cheapflights offers flight deals from San Diego to Killeen by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Killeen?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Killeen (average of $77). Flying from San Diego to Killeen in March is currently the most expensive (average of $160). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Killeen?

Book flights to Killeen if you plan to visit one of these locations
Temple
Copperas Cove

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Top airline flying from San Diego to Killeen

Discover the top airline that operate flights from San Diego 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 2,558,603 searches. Data last updated April 9, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$266Average$382FlexibilityNo cancel feeOn-time71%

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