SFO - KGS

$468 Find Cheap Flights from San Francisco to Kos - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,049
Typical prices: $901-$901
SWISS
Sat 9/8Sat 9/15
SFO - KGS • 1 stop
Cheapest one-way
$468
Typical prices: $508-$623
SWISS
Thu 9/20
SFO - KGS • 1 stop
Nonstop flights
Not available
There are currently no direct flights between San Francisco and Kos. You'll need to take a connecting flight to reach the destination.
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Cheap Flights from San Francisco to Kos (SFO-KGS)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from San Francisco to Kos

Tue, Sep 8 - Tue, Sep 15
SWISS Logo
7:35 pm - 10:10 amSFO  San Francisco-KGS Kos
28h 35m1 stop Zurich
SWISS Logo
8:30 pm - 4:15 pmKGS  Kos-SFO San Francisco
29h 45m1 stop Zurich
$1,049SWISS
Tue, Sep 8 - Tue, Sep 15
Multiple Airlines Logo
2:40 pm - 8:50 pmSFO  San Francisco-KGS Kos
20h 10m2 stops Frankfurt am Main Vienna Intl
Multiple Airlines Logo
8:30 pm - 4:15 pmKGS  Kos-SFO San Francisco
29h 45m1 stop Zurich
$1,062Multiple Airlines
Tue, Sep 8 - Tue, Sep 15
Multiple Airlines Logo
2:40 pm - 8:50 pmSFO  San Francisco-KGS Kos
20h 10m2 stops Frankfurt am Main Vienna Intl
Multiple Airlines Logo
8:30 pm - 6:31 pmKGS  Kos-SFO San Francisco
32h 01m2 stops Zurich Vancouver Intl
$1,062Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
1:00 pm - 7:40 pmSFO  San Francisco-KGS Kos
20h 40m2 stops London Heathrow Zurich
Multiple Airlines Logo
8:30 pm - 6:31 pmKGS  Kos-SFO San Francisco
32h 01m2 stops Zurich Vancouver Intl
$1,077Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
1:00 pm - 7:40 pmSFO  San Francisco-KGS Kos
20h 40m2 stops London Heathrow Zurich
Multiple Airlines Logo
8:30 pm - 4:15 pmKGS  Kos-SFO San Francisco
29h 45m1 stop Zurich
$1,077Multiple Airlines
Mon, Sep 7 - Tue, Sep 15
Multiple Airlines Logo
2:20 pm - 7:40 pmSFO  San Francisco-KGS Kos
19h 20m1 stop Zurich
Multiple Airlines Logo
8:30 pm - 4:15 pmKGS  Kos-SFO San Francisco
29h 45m1 stop Zurich
$1,115Multiple Airlines
Fri, Sep 11 - Wed, Sep 30
Multiple Airlines Logo
12:35 pm - 7:45 pmSFO  San Francisco-KGS Kos
21h 10m2 stops Washington, D.C. Dulles Intl Munich Franz Josef Strauss
Multiple Airlines Logo
8:40 pm - 4:15 pmKGS  Kos-SFO San Francisco
29h 35m1 stop Zurich
$1,122Multiple Airlines
Thu, Sep 10 - Sat, Sep 19
Multiple Airlines Logo
8:10 am - 4:25 pmSFO  San Francisco-KGS Kos
22h 15m2 stops Montreal Pierre Elliott Trudeau Intl Brussels Bruxelles-National
Multiple Airlines Logo
8:45 pm - 4:15 pmKGS  Kos-SFO San Francisco
29h 30m1 stop Zurich
$1,190Multiple Airlines
Fri, Sep 11 - Wed, Sep 30
Multiple Airlines Logo
9:05 pm - 9:10 amSFO  San Francisco-KGS Kos
26h 05m2 stops Munich Franz Josef Strauss Vienna Intl
Multiple Airlines Logo
8:40 pm - 4:15 pmKGS  Kos-SFO San Francisco
29h 35m1 stop Zurich
$1,194Multiple Airlines
Fri, Sep 11 - Wed, Sep 30
Multiple Airlines Logo
8:10 am - 7:35 pmSFO  San Francisco-KGS Kos
25h 25m2 stops Washington, D.C. Dulles Intl Brussels Bruxelles-National
Multiple Airlines Logo
9:40 pm - 7:08 pmKGS  Kos-SFO San Francisco
31h 28m2 stops Vienna Intl Washington, D.C. Dulles Intl
$1,203Multiple Airlines
Booking Insights

Price, demand and travel trends for San Francisco to Kos flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from San Francisco to Kos with more confidence.

What is the cheapest airline to fly from San Francisco to Kos?

SWISS ($1,049) and Brussels Airlines ($1,216) are the cheapest airlines to fly round-trip from San Francisco to Kos according to KAYAK data over the last 5 days.

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Key details for San Francisco to Kos flights

Cheapest flight

$468
Flight from San Francisco to Kos

When to book flights from San Francisco to Kos

Are your dates flexible? Find out the best times to travel from San Francisco to Kos based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your San Francisco to Kos flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from San Francisco to Kos?

    Flights from San Francisco to Kos usually depart from San Francisco (SFO) and arrive at Kos (KGS).

  • How long is a flight from San Francisco to Kos?

    A nonstop flight from San Francisco to Kos takes 0h 00m, covering 6,932 miles.

  • What are the earliest and latest flights from San Francisco to Kos?

    These are the earliest and latest flight times available from San Francisco to Kos:

    • Earliest: departs at 12:00 am and lands at 12:00 am
    • Latest: departs at 12:00 am and lands at 12:00 am.

    The flight takes about 0h 00m.

  • Do I need a passport to fly from San Francisco to Kos?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from San Francisco to Kos changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $1,049 to $9,909. That means the highest observed fare was about 9x higher than the lowest one.

  • How are flight prices from San Francisco to Kos looking right now?

    One-way fares from San Francisco to Kos are currently in line with typical prices for this route. Average one-way fares are about $528.

  • What is the time difference between San Francisco and Kos?

    Kos is 10 hours ahead of San Francisco (Eastern European Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Kos Airport (KGS)?

    Kos Airport (KGS) hosts 5 major car rental companies, with daily rates starting from around $9 for economy cars. Top options include:
    · ABBYCAR
    · Exer Rent a Car
    · Caldera
    · Europcar
    · Alma Car Hire

  • How much should I expect to pay for a San Francisco to Kos flight?

    Round-trip flights from San Francisco to Kos range from $901 to $901, with an average of $901 over the past 12 months. Anything below $901 counts as a good deal.

Everything you need to know for your flight from San Francisco to Kos

Information on your arrival and departure airports

San Francisco (SFO)
Kos (KGS)