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.

$1,076 Cheap Flights from San Francisco to Kos in 2025

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0 bags

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Find the cheapest flights from San Francisco to Kos

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Cheap round-trip flights

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

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from San Francisco to Kos.

Cheap last minute flights

Planning a quick getaway from San Francisco to Kos? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Kos, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from San Francisco to Kos

Find recent round-trip train or bus tickets from San Francisco to Kos.

All round-trip flight deals from San Francisco to Kos

The cheapest plane tickets from San Francisco to Kos found on KAYAK recently.

4:40 pm - 12:05 pmSFO-KGS

33h 25m2 stops

12:35 pm - 3:45 pmKGS-SFO

36h 10m2 stops

$1,076

Find Deal

Fri, Mar 7 - Fri, Mar 14

4:40 pm - 12:05 pmSFO-KGS

33h 25m2 stops

8:35 am - 2:45 pmKGS-SFO

40h 10m2 stops

$1,093

Find Deal

Fri, Feb 21 - Thu, Feb 27

9:05 pm - 8:50 amSFO-KGS

25h 45m2 stops

11:25 am - 12:40 pmKGS-SFO

59h 15m2 stops

$1,167

Find Deal

Thu, Apr 17 - Sun, Apr 27

2:40 pm - 8:50 amSFO-KGS

32h 10m1 stop

11:25 am - 12:40 pmKGS-SFO

59h 15m2 stops

$1,213

Find Deal

Thu, Apr 17 - Sun, Apr 27

7:00 am - 9:15 pmSFO-KGS

28h 15m3 stops

9:45 pm - 5:25 pmKGS-SFO

28h 40m2 stops

$1,242

Find Deal

Fri, Mar 7 - Fri, Mar 14

1:55 pm - 12:05 pmSFO-KGS

36h 10m3 stops

12:35 pm - 12:05 pmKGS-SFO

32h 30m3 stops

$1,329

Find Deal

Fri, Mar 7 - Fri, Mar 14

2:40 pm - 11:30 amSFO-KGS

34h 50m3 stops

12:35 pm - 11:05 amKGS-SFO

32h 30m3 stops

$1,408

Find Deal

Fri, Feb 21 - Thu, Feb 27

1:00 pm - 8:50 amSFO-KGS

33h 50m3 stops

6:10 pm - 2:30 pmKGS-SFO

30h 20m3 stops

$1,475

Find Deal

Thu, Apr 17 - Sun, Apr 27

2:40 pm - 11:30 amSFO-KGS

34h 50m3 stops

5:15 pm - 4:45 pmKGS-SFO

33h 30m2 stops

$1,480

Find Deal

Fri, Feb 21 - Thu, Feb 27

1:00 pm - 8:50 amSFO-KGS

33h 50m3 stops

6:10 pm - 10:30 amKGS-SFO

26h 20m2 stops

$1,565

Find Deal

Thu, Apr 17 - Sun, Apr 27

SFO-KGS

6932 mimulti-stop

Multiple Airlines

Find Deal

How to get the cheapest flight ticket from San Francisco 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 time of day to depart on your flight to Kos?

Flying to Kos from San Francisco at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,442 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,442 on average. Flights to Kos from San Francisco at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

Best Price Found	$1,076
Fastest flight time	25h 45m
Direct flights	None
Airports in Kos	1 airport

The best flight deal from San Francisco to Kos found on momondo in the last 72 hours is $1,076

The fastest flight from San Francisco to Kos takes 25h 45m

There are no direct flights from San Francisco 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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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 25h 45m.
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.

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.