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Cheap flights from California to Kos from $404

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Kos departing on 9/19. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Kos

Cheap round-trip flights

Enter your travel dates to find the best prices.
Austrian Airlines Logo
3:05 pm - 8:50 pm
LAX
-
KGS
19h 45m
1 stop
Austrian Airlines Logo
9:25 pm - 1:10 pm
KGS
-
LAX
25h 45m
2 stops
$964Austrian Airlines
Thu, Sep 3 - Sat, Sep 12
Austrian Airlines Logo
3:05 pm - 8:50 pm
LAX
-
KGS
19h 45m
1 stop
Austrian Airlines Logo
9:25 pm - 1:10 pm
KGS
-
LAX
25h 45m
2 stops
$1,003Austrian Airlines
Thu, Sep 3 - Sat, Sep 12
Austrian Airlines Logo
3:05 pm - 8:50 pm
LAX
-
KGS
19h 45m
1 stop
Austrian Airlines Logo
9:25 pm - 1:10 pm
KGS
-
LAX
25h 45m
2 stops
$1,004Austrian Airlines
Thu, Sep 3 - Sat, Sep 12
Austrian Airlines Logo
5:30 pm - 8:35 pm
LAX
-
KGS
41h 05m
2 stops
Austrian Airlines Logo
9:25 pm - 1:10 pm
KGS
-
LAX
25h 45m
2 stops
$1,099Austrian Airlines
Thu, Sep 3 - Sat, Sep 12
Multiple Airlines Logo
3:05 pm - 8:50 pm
LAX
-
KGS
19h 45m
1 stop
Multiple Airlines Logo
9:40 am - 1:10 pm
KGS
-
LAX
37h 30m
1 stop
$1,122Multiple Airlines
Thu, Sep 3 - Sat, Sep 12
Multiple Airlines Logo
10:47 am - 7:05 pm
SFO
-
KGS
22h 18m
2 stops
Multiple Airlines Logo
8:35 pm - 8:10 pm
KGS
-
SFO
33h 35m
2 stops
$1,167Multiple Airlines
Tue, Oct 20 - Mon, Nov 30
British Airways Logo
10:11 am - 8:55 pm
OAK
-
KGS
24h 44m
2 stops
British Airways Logo
2:20 pm - 6:55 pm
KGS
-
OAK
38h 35m
2 stops
$1,699British Airways
Tue, Sep 15 - Tue, Sep 22
Lufthansa Logo
8:45 am - 8:55 am
SJC
-
KGS
38h 10m
2 stops
Lufthansa Logo
9:40 am - 9:10 pm
KGS
-
SJC
21h 30m
2 stops
$1,858Lufthansa
Sat, Aug 1 - Sat, Aug 8
Emirates Logo
5:05 pm - 5:30 pm
SFO
-
KGS
38h 25m
2 stops
Emirates Logo
6:10 pm - 2:00 pm
KGS
-
SFO
29h 50m
2 stops
$1,898Emirates
Sun, Aug 23 - Thu, Aug 27
Emirates Logo
5:05 pm - 5:30 pm
SFO
-
KGS
38h 25m
2 stops
Emirates Logo
6:10 pm - 2:00 pm
KGS
-
SFO
29h 50m
2 stops
$1,899Emirates
Sun, Aug 23 - Thu, Aug 27

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Austrian Airlines flights from California to Kos

Our best Austrian Airlines deals on California to Kos flight tickets
Austrian Airlines
Sep 3
LAX3:05 pmLos Angeles
19h 45m
1 stop
KGS8:50 pmKos
Sep 12
KGS9:25 pmKos
25h 45m
2 stops
LAX1:10 pmLos Angeles
$964
Austrian Airlines
Sep 3
LAX3:05 pmLos Angeles
19h 45m
1 stop
KGS8:50 pmKos
Sep 12
KGS9:25 pmKos
25h 45m
2 stops
LAX1:10 pmLos Angeles
$1,003
Austrian Airlines
Sep 3
LAX3:05 pmLos Angeles
19h 45m
1 stop
KGS8:50 pmKos
Sep 12
KGS9:25 pmKos
25h 45m
2 stops
LAX1:10 pmLos Angeles
$1,004

Lufthansa flights from California to Kos

Our best Lufthansa deals on California to Kos flight tickets
Lufthansa
Jun 22
SFO9:05 pmSan Francisco
29h 35m
2 stops
KGS12:40 pmKos
Aug 24
KGS12:40 pmKos
34h 00m
2 stops
SFO12:40 pmSan Francisco
$1,588
Lufthansa
Aug 1
SJC8:45 amSan Jose
38h 10m
2 stops
KGS8:55 amKos
Aug 8
KGS9:40 amKos
21h 30m
2 stops
SJC9:10 pmSan Jose
$1,858
Lufthansa
Jul 13
LAX3:05 pmLos Angeles
35h 35m
1 stop
KGS12:40 pmKos
Sep 21
KGS12:40 pmKos
36h 35m
1 stop
LAX3:15 pmLos Angeles
$7,930

momondo 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, momondo users made 832,500 searches. Data last updated June 21, 2026.
Use the filters below to find and compare flights from California to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Los AngelesKos

LAX - KGS

LAXKGS

Los Angeles

Thu 9/3

3:05 pm-8:50 pm

1 stop19h 45m

Kos

Sat 9/12

9:25 pm-1:10 pm

2 stops25h 45m

$964

Los AngelesKos

LAX - KGS

LAXKGS

Los Angeles

Thu 9/3

3:05 pm-8:50 pm

1 stop19h 45m

Kos

Sat 9/12

9:25 pm-1:10 pm

2 stops25h 45m

$1,003

Los AngelesKos

LAX - KGS

LAXKGS

Los Angeles

Thu 9/3

3:05 pm-8:50 pm

1 stop19h 45m

Kos

Sat 9/12

9:25 pm-1:10 pm

2 stops25h 45m

$1,004

Los AngelesKos

LAX - KGS

LAXKGS

Los Angeles

Thu 9/3

5:30 pm-8:35 pm

2 stops41h 05m

Kos

Sat 9/12

9:25 pm-1:10 pm

2 stops25h 45m

$1,099

Los AngelesKos

LAX - KGS

LAXKGS

Los Angeles

Thu 9/3

3:05 pm-8:50 pm

1 stop19h 45m

Kos

Sat 9/12

9:40 am-1:10 pm

1 stop37h 30m

$1,122

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Tue 10/20

10:47 am-7:05 pm

2 stops22h 18m

Kos

Mon 11/30

8:35 pm-8:10 pm

2 stops33h 35m

$1,167

OaklandKos

OAK - KGS

OAKKGS

Oakland

Tue 9/15

10:11 am-8:55 pm

2 stops24h 44m

Kos

Tue 9/22

2:20 pm-6:55 pm

2 stops38h 35m

$1,699

San JoseKos

SJC - KGS

SJCKGS

San Jose

Sat 8/1

8:45 am-8:55 am

2 stops38h 10m

Kos

Sat 8/8

9:40 am-9:10 pm

2 stops21h 30m

$1,858

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Sun 8/23

5:05 pm-5:30 pm

2 stops38h 25m

Kos

Thu 8/27

6:10 pm-2:00 pm

2 stops29h 50m

$1,898

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Sun 8/23

5:05 pm-5:30 pm

2 stops38h 25m

Kos

Thu 8/27

6:10 pm-2:00 pm

2 stops29h 50m

$1,899

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Kos from

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

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

Lufthansa, SWISS, and British Airways are the most popular carriers operating from California to Kos

Cheap California to Kos flight deals and tips

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

Fastest flight time

19h 45m

Direct flights

None
The fastest flight from California to Kos takes 19h 45m
There are no direct flights from California to Kos. There are no popular flight routes from California to Kos.
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Frequently asked questions about flying from California to Kos

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

    Prices for flights from California to Kos Airport refresh daily.

  • How many operators does momondo search for flights from California to Kos Airport?

  • 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.

Best airlines flying from California to Kos

Compare and see reviews for airlines that fly from California to Kos with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $626Free CancellationRating
6.8
8,086 reviews
Search Lufthansa flights

Traveling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
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.

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