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Flights from San Francisco to Kos
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Find San Francisco to Kos flights starting at CAD 1,211.

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • Round-trip
      • SFO13:30
        21h 45m
        2 stops
        KGS21:15
        Tue, Jan 28|San Francisco - Kos|United Airlines
        KGS12:00
        38h 25m
        2 stops
        SFO16:25
        Tue, Feb 4|Kos - San Francisco|SKY express
        CAD 1,211CAD 1,599
        24% OFF
        24% OFF
        CAD 1,599CAD 1,211

        Choose United Airlines flights from San Francisco to Kos. The one-way connecting flight with United Airlines departs from San Francisco International Airport on Tue, Jan 28-Tue, Feb 4, arriving at Kos Airport. One-way Prices start from CAD 1,211 including taxes and charges.

      • SFO13:30
        21h 45m
        2 stops
        KGS21:15
        Mon, Jan 27|San Francisco - Kos|United Airlines
        KGS12:00
        38h 25m
        2 stops
        SFO16:25
        Mon, Feb 3|Kos - San Francisco|SKY express
        CAD 1,251CAD 1,599
        22% OFF
        22% OFF
        CAD 1,599CAD 1,251

        Choose United Airlines flights from San Francisco to Kos. The one-way connecting flight with United Airlines departs from San Francisco International Airport on Mon, Jan 27-Mon, Feb 3, arriving at Kos Airport. One-way Prices start from CAD 1,251 including taxes and charges.

      • SFO14:40
        20h 35m
        2 stops
        KGS21:15
        Mon, Jan 27|San Francisco - Kos|Lufthansa
        KGS12:00
        38h 25m
        2 stops
        SFO16:25
        Mon, Feb 3|Kos - San Francisco|SKY express
        CAD 1,266CAD 1,599
        21% OFF
        21% OFF
        CAD 1,599CAD 1,266

        Choose Lufthansa flights from San Francisco to Kos. The one-way connecting flight with Lufthansa departs from San Francisco International Airport on Mon, Jan 27-Mon, Feb 3, arriving at Kos Airport. One-way Prices start from CAD 1,266 including taxes and charges.

      • SFO14:40
        20h 35m
        2 stops
        KGS21:15
        Sun, Jan 26|San Francisco - Kos|United Airlines
        KGS21:45
        52h 15m
        2 stops
        SFO16:00
        Sun, Feb 2|Kos - San Francisco|SKY express
        CAD 1,266
        CAD 1,266

        Choose United Airlines flights from San Francisco to Kos. The one-way connecting flight with United Airlines departs from San Francisco International Airport on Sun, Jan 26-Sun, Feb 2, arriving at Kos Airport. One-way Prices start from CAD 1,266 including taxes and charges.

      • SFO14:40
        21h 5m
        2 stops
        KGS21:45
        Fri, Jan 24|San Francisco - Kos|United Airlines
        KGS17:00
        33h 25m
        2 stops
        SFO16:25
        Fri, Jan 31|Kos - San Francisco|SKY express
        CAD 1,286
        CAD 1,286

        Choose United Airlines flights from San Francisco to Kos. The one-way connecting flight with United Airlines departs from San Francisco International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Kos Airport. One-way Prices start from CAD 1,286 including taxes and charges.

      • SFO13:50
        21h 25m
        2 stops
        KGS21:15
        Tue, Jan 28|San Francisco - Kos|KLM
        KGS12:00
        35h 10m
        2 stops
        SFO13:10
        Tue, Feb 4|Kos - San Francisco|SKY express
        CAD 1,300
        CAD 1,300

        Choose KLM flights from San Francisco to Kos. The one-way connecting flight with KLM departs from San Francisco International Airport on Tue, Jan 28-Tue, Feb 4, arriving at Kos Airport. One-way Prices start from CAD 1,300 including taxes and charges.

      • SFO13:50
        21h 25m
        2 stops
        KGS21:15
        Sun, Jan 26|San Francisco - Kos|KLM
        KGS21:45
        48h 5m
        2 stops
        SFO11:50
        Sun, Feb 2|Kos - San Francisco|SKY express
        CAD 1,320
        CAD 1,320

        Choose KLM flights from San Francisco to Kos. The one-way connecting flight with KLM departs from San Francisco International Airport on Sun, Jan 26-Sun, Feb 2, arriving at Kos Airport. One-way Prices start from CAD 1,320 including taxes and charges.

      • SFO14:40
        21h 5m
        2 stops
        KGS21:45
        Fri, Jan 24|San Francisco - Kos|Lufthansa
        KGS21:45
        51h 5m
        2 stops
        SFO14:50
        Fri, Jan 31|Kos - San Francisco|SKY express
        CAD 1,334
        CAD 1,334

        Choose Lufthansa flights from San Francisco to Kos. The one-way connecting flight with Lufthansa departs from San Francisco International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Kos Airport. One-way Prices start from CAD 1,334 including taxes and charges.

      • SFO13:10
        22h 35m
        2 stops
        KGS21:45
        Fri, Jan 24|San Francisco - Kos|Turkish Airlines
        KGS17:00
        33h 45m
        2 stops
        SFO16:45
        Fri, Jan 31|Kos - San Francisco|SKY express
        CAD 1,366
        CAD 1,366

        Choose Turkish Airlines flights from San Francisco to Kos. The one-way connecting flight with Turkish Airlines departs from San Francisco International Airport on Fri, Jan 24-Fri, Jan 31, arriving at Kos Airport. One-way Prices start from CAD 1,366 including taxes and charges.

      • SFO19:25
        26h 40m
        2 stops
        KGS08:05
        Mon, Jan 27|San Francisco - Kos|Swiss Airlines
        KGS20:35
        32h 10m
        2 stops
        SFO18:45
        Mon, Feb 3|Kos - San Francisco|Aegean Airlines
        CAD 1,368
        CAD 1,368

        Choose Swiss Airlines flights from San Francisco to Kos. The one-way connecting flight with Swiss Airlines departs from San Francisco International Airport on Mon, Jan 27-Mon, Feb 3, arriving at Kos Airport. One-way Prices start from CAD 1,368 including taxes and charges.

      • SFO01:00 pm
        3h 5m
        Nonstop
        KGS02:00 pm
        Mon, Dec 30|San Francisco - Kos|United Airlines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

When is the cheapest time to fly from San Francisco to Kos?

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Alternative Routes for San Francisco to Kos Flights

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from San Francisco to Kos.

  • Cheapest
    United Airlines
    SFO
    13:30
    21h 45m
    4 transfer
    KGS
    21:15
    San Francisco International Airport - Kos Airport
    Tue, Jan 28United Airlines
    CAD 1,211
  • United Airlines
    SFO
    13:30
    21h 45m
    4 transfer
    KGS
    21:15
    San Francisco International Airport - Kos Airport
    Tue, Jan 28United Airlines
    CAD 1,211
    Find More Flights

FAQ

  • When are flight tickets from San Francisco (SFO) to Kos (KGS) the cheapest?

    Airlines adjust prices for flights from San Francisco to Kos based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much are flights from San Francisco (SFO) to Kos (KGS) cost?

    According to Trip.com's data, the lowest price is around CAD 1,859.

  • What is the transportation method from the main airport to downtown in Kos?

    • The distance from Kos Airport to downtown is about 1km, by taxi about 20 minutes.

  • How many airports in Kos (KGS)?

    There are 1 airport(s) in Kos (KGS): Kos Airport.

How to find a cheap flight from San Francisco to Kos

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from San Francisco to Kos. Book your flights at the right time and save more.
1
Book Early
Once prices are gone, they're gone. Lock in deals while you can!
2
Compare Flight Prices
Compare prices on travel agency and airline websites.
3
Look Out for Deals
Check airline and travel agency websites for latest flight deals
4
Check One-way Fares
Buying two cheap one-way flights can sometimes be a better deal than a round-trip.
5
Try Different Dates
Flying during the week, early in the morning, or late at night can help save money.
6
Use the Trip.com App
Save up to £10 per person when booking your flights on Trip.com

Flight Information for San Francisco to Kos Flights

Off-season travel monthOctober
Peak season for travelSeptember
Flight distance11,166.12km
Popular airlineEmirates

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