What is the cheapest airline that flies from California to Kos?

Lufthansa is the most popular carrier operating from California to Kos

How long does it take to fly to Kos?

On average, it takes 19h 50m to fly from California to Kos if you fly out of San Jose (the most popular airport in California) and into Kos (the most popular airport in Kos). If you’re flying out of San Francisco and into Kos, then the flight time is around 21h 50m.

When did momondo last update prices for flights from California to Kos Airport?

Prices for flights from California to Kos Airport refresh daily.

How old do you have to be to fly from California to Kos Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Kos Airport.

What documentation or ID do you need to fly to Kos Airport?

The required travel and health documents for your Kos 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 Kos Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$334 Cheap Flights from California to Kos in 2025

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Find the cheapest flights from California to Kos

Round-trip

One-way

Cheap round-trip flights

These are some of the best round-trip flight deals from California to Kos that have been recently found on momondo from popular airlines, departing in the coming months.

9:05 pm - 8:50 amSFO-KGS

49h 45m2 stops

7:55 pm - 7:00 pmKGS-SFO

33h 05m1 stop

$861Lufthansa

Find Deal

Wed, Apr 2 - Wed, May 14

9:05 pm - 8:50 amSFO-KGS

49h 45m2 stops

7:30 pm - 12:40 pmKGS-SFO

27h 10m1 stop

$870Lufthansa

Find Deal

Wed, Apr 2 - Thu, May 15

7:20 pm - 2:10 pmSFO-KGS

32h 50m1 stop

6:00 am - 10:45 pmKGS-SFO

50h 45m2 stops

$875

Find Deal

Mon, Mar 31 - Tue, May 13

7:20 pm - 2:10 pmSFO-KGS

32h 50m1 stop

10:25 pm - 7:02 pmKGS-SFO

30h 37m2 stops

$876

Find Deal

Mon, Mar 31 - Mon, May 12

9:05 pm - 8:50 amSFO-KGS

49h 45m2 stops

7:55 pm - 12:40 pmKGS-SFO

26h 45m2 stops

$881Lufthansa

Find Deal

Wed, Apr 2 - Wed, May 14

4:20 pm - 9:10 pmSFO-KGS

18h 50m1 stop

6:00 am - 10:45 pmKGS-SFO

50h 45m2 stops

$883

Find Deal

Wed, Apr 2 - Tue, May 13

4:20 pm - 9:10 pmSFO-KGS

18h 50m1 stop

10:25 pm - 11:05 pmKGS-SFO

34h 40m2 stops

$885

Find Deal

Wed, Apr 2 - Mon, May 12

5:05 pm - 5:35 pmSFO-KGS

38h 30m2 stops

11:25 am - 2:00 pmKGS-SFO

36h 35m2 stops

$1,754Emirates

Find Deal

Sun, Mar 30 - Wed, May 14

4:45 pm - 4:35 pmSFO-KGS

62h 50m2 stops

11:25 am - 2:00 pmKGS-SFO

36h 35m2 stops

$2,052Emirates

Find Deal

Sat, Mar 29 - Thu, May 15

4:45 pm - 4:35 pmSFO-KGS

62h 50m2 stops

11:25 am - 2:00 pmKGS-SFO

36h 35m2 stops

$2,109Emirates

Find Deal

Sat, Mar 29 - Mon, May 12

Lufthansa flights from California to Kos

Our best Lufthansa deals on California to Kos flight tickets

Lufthansa

Apr 2

SFO9:05 pmSan Francisco

49h 45m

2 stops

KGS8:50 amKos

May 14

KGS7:55 pmKos

33h 05m

1 stop

SFO7:00 pmSan Francisco

$861

Find similar

Lufthansa

Apr 2

SFO9:05 pmSan Francisco

49h 45m

2 stops

KGS8:50 amKos

May 15

KGS7:30 pmKos

27h 10m

1 stop

SFO12:40 pmSan Francisco

$870

Find similar

Lufthansa

Apr 2

SFO9:05 pmSan Francisco

49h 45m

2 stops

KGS8:50 amKos

May 14

KGS7:55 pmKos

26h 45m

2 stops

SFO12:40 pmSan Francisco

$881

Find similar

Emirates flights from California to Kos

Our best Emirates deals on California to Kos flight tickets

Emirates

Mar 30

SFO5:05 pmSan Francisco

38h 30m

2 stops

KGS5:35 pmKos

May 14

KGS11:25 amKos

36h 35m

2 stops

SFO2:00 pmSan Francisco

$1,754

Find similar

Emirates

Mar 29

SFO4:45 pmSan Francisco

62h 50m

2 stops

KGS4:35 pmKos

May 15

KGS11:25 amKos

36h 35m

2 stops

SFO2:00 pmSan Francisco

$2,052

Find similar

Emirates

Mar 29

SFO4:45 pmSan Francisco

62h 50m

2 stops

KGS4:35 pmKos

May 12

KGS11:25 amKos

36h 35m

2 stops

SFO2:00 pmSan Francisco

$2,109

Find similar

How to get the cheapest flight ticket from California to Kos

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

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Kos?

The cheapest day to depart from California to Kos is on a Monday when prices can be found for as low as $1,026. On the other hand, Saturday is the most expensive day to depart from California because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,134.

Cheap California to Kos flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Kos

Best Price Found	$334
Fastest flight time	18h 50m
Direct flights	None
Airports in Kos	1 airport

The best one-way flight to Kos from California in the past 72 hours is $334. The best round-trip flight deal from California to Kos found on momondo in the last 72 hours is $861.

The fastest flight from California to Kos takes 18h 50m

There are no direct flights from California to Kos. Popular non-direct route for this connection is San Francisco Airport - Kos Airport.

There is 1 airport near Kos: Kos (KGS)

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When did momondo last update prices for flights from California to Kos Airport?
Prices for flights from California to Kos Airport refresh daily.
How old do you have to be to fly from California to Kos Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to Kos Airport.
What documentation or ID do you need to fly to Kos Airport?
The required travel and health documents for your Kos 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 Kos Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Kardamena

Marmari

Why use momondo?

Why should I use momondo to find a flight deal from California to Kos?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from California to Kos. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from California to Kos with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kos from California with this policy.

How can momondo help me find flights from California to Kos?

momondo provides multiple filters to help you find the best flight to Kos from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for California to Kos flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.