How do I get Price Alerts for flights from San Francisco to Kos?

You can take advantage of momondo’s Price Alerts by first searching for your flights to San Francisco from Kos . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from San Francisco to Kos with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

Prices for flights from San Francisco Airport to Kos Airport refresh daily.

How old do you have to be to fly from San Francisco Airport 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 San Francisco Airport to Kos Airport.

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

The necessary travel and health documents for your Kos Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$1,043 Cheap Flights from San Francisco to Kos (SFO-KGS) in 2025

1 adult

0 bags

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Find the cheapest flights from San Francisco to Kos (SFO-KGS)

Round-trip

One-way

Cheap round-trip flights

12:15 pm - 8:45 pmSFO-KGS

46h 30m2 stops

9:40 pm - 6:28 pmKGS-SFO

30h 48m2 stops

$1,043Austrian Airlines

Find Deal

Wed, Sep 3 - Wed, Sep 10

7:30 pm - 3:10 pmSFO-KGS

33h 40m1 stop

8:40 pm - 4:10 pmKGS-SFO

29h 30m1 stop

$1,183SWISS

Find Deal

Wed, Sep 3 - Wed, Sep 10

7:30 pm - 3:10 pmSFO-KGS

33h 40m1 stop

8:40 pm - 8:10 pmKGS-SFO

33h 30m2 stops

$1,193SWISS

Find Deal

Wed, Sep 3 - Wed, Sep 10

5:05 pm - 5:30 pmSFO-KGS

38h 25m2 stops

11:25 am - 2:00 pmKGS-SFO

36h 35m2 stops

$2,096Emirates

Find Deal

Thu, Oct 9 - Thu, Oct 16

5:05 pm - 5:30 pmSFO-KGS

62h 25m2 stops

11:25 am - 2:00 pmKGS-SFO

60h 35m2 stops

$4,237Emirates

Find Deal

Wed, Oct 8 - Wed, Oct 15

5:05 pm - 5:30 pmSFO-KGS

38h 25m2 stops

11:25 am - 2:00 pmKGS-SFO

60h 35m2 stops

$4,724Emirates

Find Deal

Thu, Oct 9 - Thu, Oct 16

SWISS flights from San Francisco to Kos

Our best SWISS deals on San Francisco to Kos flight tickets

SWISS

Sep 3

SFO7:30 pmSan Francisco

33h 40m

1 stop

KGS3:10 pmKos

Sep 10

KGS8:40 pmKos

29h 30m

1 stop

SFO4:10 pmSan Francisco

$1,183

Find similar

SWISS

Sep 3

SFO7:30 pmSan Francisco

33h 40m

1 stop

KGS3:10 pmKos

Sep 10

KGS8:40 pmKos

33h 30m

2 stops

SFO8:10 pmSan Francisco

$1,193

Find similar

Emirates flights from San Francisco to Kos

Our best Emirates deals on San Francisco to Kos flight tickets

Emirates

Oct 9

SFO5:05 pmSan Francisco

38h 25m

2 stops

KGS5:30 pmKos

Oct 16

KGS11:25 amKos

36h 35m

2 stops

SFO2:00 pmSan Francisco

$2,096

Find similar

Emirates

Oct 8

SFO5:05 pmSan Francisco

62h 25m

2 stops

KGS5:30 pmKos

Oct 15

KGS11:25 amKos

60h 35m

2 stops

SFO2:00 pmSan Francisco

$4,237

Find similar

Emirates

Oct 9

SFO5:05 pmSan Francisco

38h 25m

2 stops

KGS5:30 pmKos

Oct 16

KGS11:25 amKos

60h 35m

2 stops

SFO2:00 pmSan Francisco

$4,724

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Wed 9/3

12:15 pm-8:45 pm

2 stops46h 30m

Kos

Wed 9/10

9:40 pm-6:28 pm

2 stops30h 48m

$1,043

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Wed 9/3

7:30 pm-3:10 pm

1 stop33h 40m

Kos

Wed 9/10

8:40 pm-4:10 pm

1 stop29h 30m

$1,183

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Wed 9/3

7:30 pm-3:10 pm

1 stop33h 40m

Kos

Wed 9/10

8:40 pm-8:10 pm

2 stops33h 30m

$1,193

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Thu 10/9

5:05 pm-5:30 pm

2 stops38h 25m

Kos

Thu 10/16

11:25 am-2:00 pm

2 stops36h 35m

$2,096

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Wed 10/8

5:05 pm-5:30 pm

2 stops62h 25m

Kos

Wed 10/15

11:25 am-2:00 pm

2 stops60h 35m

$4,237

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Thu 10/9

5:05 pm-5:30 pm

2 stops38h 25m

Kos

Thu 10/16

11:25 am-2:00 pm

2 stops60h 35m

$4,724

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from San Francisco to Kos

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Kos according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap San Francisco to Kos (SFO to KGS) flight deals and tips

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

Direct flights	None

There are no direct flights from San Francisco to Kos. There are no popular flight routes from San Francisco to Kos.

Search flight deals

How far is San Francisco to Kos by plane?
There are 6921.3 mi between San Francisco and Kos. In terms of flight time, this usually takes a little over 33h 40m.
When did momondo last update prices for flights from San Francisco Airport to Kos Airport?
Prices for flights from San Francisco Airport to Kos Airport refresh daily.
How old do you have to be to fly from San Francisco Airport 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 San Francisco Airport to Kos Airport.
What documentation or ID do you need to fly to Kos Airport?
The necessary travel and health documents for your Kos Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from San Francisco to Kos?
You can take advantage of momondo’s Price Alerts by first searching for your flights to San Francisco from Kos. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from San Francisco to Kos with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Kardamena

Marmari

Why use momondo?

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

It is quick and easy to find San Francisco to Kos flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Kos that suits you.

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

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

How can momondo help me find flights from San Francisco to Kos?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kos from San Francisco.

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

If you are not ready to book a flight from San Francisco to Kos now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Kos and let you know when they change.