HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
San Francisco

$598+ Cheap flights from Killeen to San Francisco (GRK - SFO)

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 4/26. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SFO
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Killeen to San Francisco 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 Killeen to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to San Francisco (SFO). 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$598
(American Airlines)
Provider with most accurate pricing for Killeen Fort Hood Regional-San Francisco flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-San Francisco flights.
Search Deals
From Killeen Fort Hood Regional to San Francisco
Search Deals

Find flight deals from Killeen to San Francisco

Cheapest flights from Killeen to San Francisco
Explore the most affordable flight options available from Killeen to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This American Airlines deal was found by Cheapflights users on 1/14. 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.
Sun 4/263:54 pm
GRK
-
SFO
1 stop8h 03m
American Airlines
Thu 5/711:59 pm
SFO
-
GRK
1 stop7h 38m
American Airlines
Deal found 1/14$598

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to San Francisco 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 January 15, 2026.
Use the filters below to find and compare flights from Killeen to San Francisco that are best for you.

Fly from

Killeen

Fly to

San Francisco

Route

Depart

Return

Price

KilleenSan Francisco

GRK - SFO

GRKSFO

Killeen Fort Hood Regional

Sun 4/26

3:54 pm-9:57 pm

1 stop8h 03m

San Francisco

Thu 5/7

11:59 pm-9:37 am

1 stop7h 38m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/14

Compare providers for flights from Killeen to San Francisco

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 Killeen to San Francisco in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust 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 Killeen-San Francisco flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Killeen-San Francisco flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Killeen-San Francisco flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Killeen-San Francisco flights, Cheapflights users trust eDreams the most. eDreams 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 Killeen-San Francisco 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 Killeen to San Francisco

Have a flexible travel schedule? Discover the best time to fly to San Francisco from Killeen 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 Killeen to San Francisco

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

Currently, September is the cheapest month in which you can book a flight from Killeen to San Francisco (average of $108). Flying from Killeen to San Francisco in March is currently the most expensive (average of $189). 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.

Related info for your journey

Find useful and relevant information for your journey from Killeen to San Francisco. 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 Killeen to San Francisco?

    American Airlines can get you from Killeen to San Francisco in just under 8h 03m. Your travel time can differ by up to . Killeen and San Francisco are separated by a distance of 1466 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Killeen to San Francisco 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 Killeen to San Francisco?

    Currently, September is the cheapest month in which you can book a flight from Killeen to San Francisco (average of $108). Flying from Killeen to San Francisco in March is currently the most expensive (average of $189). 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 San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Roseville
South San Francisco
Santa Cruz
Santa Clara
Livermore
Watsonville
San Bruno
Daly City
Sunnyvale
Turlock
San Carlos
San Ramon
Manteca
Vallejo
San Lorenzo
Hollister
Redwood City
Union City
Elk Grove
Foster City

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 for Killeen to San Francisco

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Hobby to Las Vegas flights
Dallas/Fort Worth to San Francisco flights
Austin to Las Vegas flights
George Bush Intcntl to Las Vegas flights
San Antonio to Las Vegas flights
Dallas/Fort Worth to Ontario flights
Dallas/Fort Worth to San Diego flights
Austin to Los Angeles flights
Dallas/Fort Worth to Santa Ana flights
Hobby to Los Angeles flights
Love Field to Las Vegas flights
George Bush Intcntl to Los Angeles flights
Hobby to San Francisco flights
San Antonio to Los Angeles flights
Hobby to Ontario flights
George Bush Intcntl to Ontario flights
George Bush Intcntl to San Francisco flights
Dallas/Fort Worth to San Jose flights
Austin to San Francisco flights
Love Field to Los Angeles flights
Hobby to Santa Ana flights
Hobby to San Diego flights
Dallas/Fort Worth to Burbank flights
George Bush Intcntl to Santa Ana flights
George Bush Intcntl to San Diego flights
Austin to Ontario flights
Dallas/Fort Worth to Sacramento flights
Hobby to Burbank flights
Austin to San Diego flights
Austin to Santa Ana flights
El Paso to Las Vegas flights
George Bush Intcntl to Burbank flights
Love Field to San Francisco flights
Dallas/Fort Worth to Reno flights
Dallas/Fort Worth to Palm Springs flights
Love Field to Santa Ana flights
Love Field to Ontario flights
Dallas/Fort Worth to Oakland flights
Love Field to San Diego flights
Dallas/Fort Worth to Long Beach flights
Hobby to Sacramento flights
San Antonio to Ontario flights
Austin to San Jose flights
Hobby to Reno flights
George Bush Intcntl to Sacramento flights
McAllen to Las Vegas flights
Austin to Burbank flights
San Antonio to San Francisco flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.