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Cheap flights from Killeen to San Diego from $242

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to San Diego departing on 10/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Killeen to San Diego

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:00 am - 2:17 pm
GRK
-
SAN
6h 17m
1 stop
American Airlines Logo
11:17 am - 6:32 pm
SAN
-
GRK
5h 15m
1 stop
$379American Airlines
Sat, Oct 24 - Tue, Oct 27
American Airlines Logo
7:22 pm - 11:59 pm
GRK
-
SAN
6h 37m
1 stop
American Airlines Logo
3:05 pm - 11:39 pm
SAN
-
GRK
6h 34m
1 stop
$457American Airlines
Thu, Aug 27 - Thu, Sep 3
American Airlines Logo
3:05 pm - 6:54 pm
GRK
-
SAN
5h 49m
1 stop
American Airlines Logo
12:06 pm - 8:59 pm
SAN
-
GRK
6h 53m
1 stop
$460American Airlines
Fri, Aug 28 - Fri, Sep 4
American Airlines Logo
3:05 pm - 6:54 pm
GRK
-
SAN
5h 49m
1 stop
American Airlines Logo
12:06 pm - 8:59 pm
SAN
-
GRK
6h 53m
1 stop
$461American Airlines
Fri, Aug 28 - Fri, Sep 4
American Airlines Logo
3:05 pm - 6:56 pm
GRK
-
SAN
5h 51m
1 stop
American Airlines Logo
8:00 am - 3:34 pm
SAN
-
GRK
5h 34m
1 stop
$479American Airlines
Sun, Sep 6 - Wed, Sep 16
American Airlines Logo
7:22 pm - 10:30 pm
GRK
-
SAN
5h 08m
1 stop
American Airlines Logo
9:50 am - 6:45 pm
SAN
-
GRK
6h 55m
1 stop
$497American Airlines
Sun, Sep 6 - Mon, Sep 14
American Airlines Logo
7:22 pm - 11:59 pm
GRK
-
SAN
6h 37m
1 stop
American Airlines Logo
4:30 pm - 11:33 pm
SAN
-
GRK
5h 03m
1 stop
$514American Airlines
Sun, Sep 6 - Sun, Sep 13
American Airlines Logo
3:05 pm - 6:54 pm
GRK
-
SAN
5h 49m
1 stop
American Airlines Logo
9:50 am - 6:45 pm
SAN
-
GRK
6h 55m
1 stop
$515American Airlines
Mon, Sep 7 - Mon, Sep 14
American Airlines Logo
3:05 pm - 9:03 pm
GRK
-
SAN
7h 58m
1 stop
American Airlines Logo
4:30 pm - 11:33 pm
SAN
-
GRK
5h 03m
1 stop
$532American Airlines
Mon, Sep 7 - Sun, Sep 13
American Airlines Logo
10:00 am - 3:39 pm
GRK
-
SAN
7h 39m
2 stops
American Airlines Logo
12:20 pm - 10:07 pm
SAN
-
GRK
7h 47m
1 stop
$576American Airlines
Sat, Oct 24 - Tue, Oct 27

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Alaska Airlines flights from Killeen to San Diego

Our best Alaska Airlines deals on Killeen to San Diego flight tickets
Alaska Airlines
Aug 12
GRK3:05 pmKilleen Fort Hood Regional
7h 24m
1 stop
SAN8:29 pmSan Diego
Aug 15
SAN9:52 amSan Diego
7h 00m
1 stop
GRK6:52 pmKilleen Fort Hood Regional
$735
Alaska Airlines
Aug 12
GRK12:37 pmKilleen Fort Hood Regional
5h 17m
1 stop
SAN3:54 pmSan Diego
Aug 16
SAN9:52 amSan Diego
7h 00m
1 stop
GRK6:52 pmKilleen Fort Hood Regional
$830
Alaska Airlines
Aug 14
GRK3:05 pmKilleen Fort Hood Regional
7h 24m
1 stop
SAN8:29 pmSan Diego
Aug 18
SAN9:52 amSan Diego
7h 00m
1 stop
GRK6:52 pmKilleen Fort Hood Regional
$850

American Airlines flights from Killeen to San Diego

Our best American Airlines deals on Killeen to San Diego flight tickets
American Airlines
Aug 27
GRK7:22 pmKilleen Fort Hood Regional
6h 37m
1 stop
SAN11:59 pmSan Diego
Sep 3
SAN3:05 pmSan Diego
6h 34m
1 stop
GRK11:39 pmKilleen Fort Hood Regional
$457
American Airlines
Aug 28
GRK3:05 pmKilleen Fort Hood Regional
5h 49m
1 stop
SAN6:54 pmSan Diego
Sep 4
SAN12:06 pmSan Diego
6h 53m
1 stop
GRK8:59 pmKilleen Fort Hood Regional
$460
American Airlines
Aug 28
GRK3:05 pmKilleen Fort Hood Regional
5h 49m
1 stop
SAN6:54 pmSan Diego
Sep 4
SAN12:06 pmSan Diego
6h 53m
1 stop
GRK8:59 pmKilleen Fort Hood Regional
$461

momondo Fare Finder

 
Customize your flight search to find flights from Killeen to San Diego 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, momondo users made 832,500 searches. Data last updated August 2, 2026.
Use the filters below to find and compare flights from Killeen to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Sat 10/24

10:00 am-2:17 pm

1 stop6h 17m

San Diego

Tue 10/27

11:17 am-6:32 pm

1 stop5h 15m

$379

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Thu 8/27

7:22 pm-11:59 pm

1 stop6h 37m

San Diego

Thu 9/3

3:05 pm-11:39 pm

1 stop6h 34m

$457

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Fri 8/28

3:05 pm-6:54 pm

1 stop5h 49m

San Diego

Fri 9/4

12:06 pm-8:59 pm

1 stop6h 53m

$460

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Fri 8/28

3:05 pm-6:54 pm

1 stop5h 49m

San Diego

Fri 9/4

12:06 pm-8:59 pm

1 stop6h 53m

$461
Quickest round-trip

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Sun 9/6

3:05 pm-6:56 pm

1 stop5h 51m

San Diego

Wed 9/16

8:00 am-3:34 pm

1 stop5h 34m

$479

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Sun 9/6

7:22 pm-10:30 pm

1 stop5h 08m

San Diego

Mon 9/14

9:50 am-6:45 pm

1 stop6h 55m

$497

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Sun 9/6

7:22 pm-11:59 pm

1 stop6h 37m

San Diego

Sun 9/13

4:30 pm-11:33 pm

1 stop5h 03m

$514

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Mon 9/7

3:05 pm-6:54 pm

1 stop5h 49m

San Diego

Mon 9/14

9:50 am-6:45 pm

1 stop6h 55m

$515

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Mon 9/7

3:05 pm-9:03 pm

1 stop7h 58m

San Diego

Sun 9/13

4:30 pm-11:33 pm

1 stop5h 03m

$532

KilleenSan Diego

GRK - SAN

GRKSAN

Killeen Fort Hood Regional

Sat 10/24

10:00 am-3:39 pm

2 stops7h 39m

San Diego

Tue 10/27

12:20 pm-10:07 pm

1 stop7h 47m

$576

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to San Diego from

How to get the cheapest flight ticket from Killeen to San Diego

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Killeen to San Diego flights?

You could potentially save up to 10% on your flight if you consider stops on a Killeen to San Diego flight.

When to book flights from Killeen to San Diego

Are you open to changing your travel dates? Check out the ideal times to fly from Killeen to San Diego according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Killeen to San Diego (GRK to SAN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to San Diego

Fastest flight time

5h 12m

Direct flights

None
The fastest flight from Killeen to San Diego takes 5h 12m
There are no direct flights from Killeen to San Diego. There are no popular flight routes from Killeen to San Diego.
Search flight deals

Frequently asked questions about flying from Killeen to San Diego

  • How far is Killeen Fort Hood Regional to San Diego by plane?

    San Diego is 1142.4 mi away from Killeen Fort Hood Regional. Flights usually cover this in 5h 12m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to San Diego Airport?

    Prices for flights from Killeen Fort Hood Regional Airport to San Diego Airport refresh daily.

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to San Diego Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Killeen Fort Hood Regional Airport to San Diego Airport.

  • What documentation or ID do you need to fly to San Diego Airport?

    The required travel and health documents for your San Diego Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at San Diego Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near San Diego?

Book flights to San Diego if you plan to visit one of these locations
Chula Vista
Coronado
El Cajon
Julian
National City
La Mesa
Poway
San Ysidro
Imperial Beach
Santee
Borrego Springs
Lemon Grove
Alpine

Why use momondo?

Why should I use momondo to find a flight deal from Killeen to San Diego?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Killeen to San Diego. momondo saves you time and could save you money on your trip.

Can I find flights from Killeen to San Diego with flexible booking policies on momondo?

All flight searches from Killeen to San Diego on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Killeen to San Diego?

Once you have performed a search for Killeen to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Killeen to San Diego right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Killeen to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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