$1,162+ Cheap flights from California to Kos (KGS)
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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KGS
Nov 29 — Dec 61
1 adult, Economy
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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
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Cheapest flights from California to KosExplore the most affordable flight options available from California to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
Explore the most affordable flight options available from California to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
This Ovago deal was found by Cheapflights users on 10/30. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/149:40 pmSFO - KGS
2 stops24h 25mMultiple Airlines
Sun 12/219:05 pmKGS - SFO
2 stops32h 30mMultiple Airlines
Deal found 10/30![Multiple Airlines logo]()
$1,162
This Emirates deal was found by Cheapflights users on 10/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/53:40 pmSFO - KGS
2 stops39h 25mEmirates
Tue 12/912:35 pmKGS - SFO
2 stops34h 15mEmirates
Deal found 10/27![Emirates logo]()
$1,862
This Emirates deal was found by Cheapflights users on 10/28. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/123:40 pmSFO - KGS
2 stops39h 25mEmirates
Fri 12/1912:35 pmKGS - SFO
2 stops34h 15mEmirates
Deal found 10/28![Emirates logo]()
$14,009
Cheap flight deals from California to Kos
Keep the following information in mind while searching for California to Kos flight deals. Data was last updated October 30, 2025.
Most accurate provider | Expedia 2 stars |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $1,162 (Ovago) |
Cheapflights Fare Finder
Customize your flight search to find flights from California to Kos 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 October 30, 2025.
Use the filters below to find and compare flights from California to Kos that are best for you.
Fly from
California
Fly to
Kos
Route
Depart
Return
Price
San FranciscoKos
SFO - KGS
SFOKGS
San Francisco
Sun 12/14
9:40 pm-8:05 am
2 stops24h 25m
Kos
Sun 12/21
9:05 pm-7:35 pm
2 stops32h 30m
$1,162
San FranciscoKos
SFO - KGS
SFOKGS
San Francisco
Fri 12/5
3:40 pm-5:05 pm
2 stops39h 25m
Kos
Tue 12/9
12:35 pm-12:50 pm
2 stops34h 15m
$1,862
San FranciscoKos
SFO - KGS
SFOKGS
San Francisco
Fri 12/12
3:40 pm-5:05 pm
2 stops39h 25m
Kos
Fri 12/19
12:35 pm-12:50 pm
2 stops34h 15m
$14,009
Best time to book a flight from California to Kos
Have a flexible travel schedule? Discover the best time to fly to Kos from California 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 California to Kos
What is the cheapest time of day to fly from CA to KGS?
Find hourly flight availability from California to Kos. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.
A simple way to save on the total cost of your ticket is to fly from California to Kos in the evening. If you’re flexible enough to do this you can expect to save up to 16% on your trip compared to booking a flight in the morning.
Related info for your journey
Find useful and relevant information for your journey from California to Kos. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for California to Kos
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from California to Kos
Discover the top airline that operate flights from California to Kos. 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 October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$602 | Average$846 | FlexibilityNo cancel fee | On-time76% |