EWR - KGS

$1,115 Find Cheap Flights from Newark Liberty Airport to Kos - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$1,114
Typical prices: $1,097-$1,386
Aegean Airlines
Thu 12/6Mon 12/10
EWR - KGS • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Newark Airport and Kos. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
January
Cheapest • 52% price drop
July
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Vienna Intl (VIE)
Cheapest • Avg $1,136 (round-trip)
Munich Franz Josef Strauss (MUC)
Shortest trip • 14h 19m (one-way)
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Insights
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Flight Deals

Cheap Flights from Newark to Kos (EWR-KGS)

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

Recent round-trip flight deals from Newark to Kos

Sun, Dec 6 - Thu, Dec 10
Aegean Airlines Logo
11:45 pm - 8:05 pmEWR  Newark-KGS Kos
13h 20m1 stop Athens Eleftherios V.
Aegean Airlines Logo
8:25 am - 9:10 pmKGS  Kos-EWR Newark
19h 45m1 stop Athens Eleftherios V.
$1,114Aegean Airlines
Sun, Dec 6 - Thu, Dec 10
Aegean Airlines Logo
11:45 pm - 8:05 pmEWR  Newark-KGS Kos
13h 20m1 stop Athens Eleftherios V.
Aegean Airlines Logo
8:25 am - 9:10 pmKGS  Kos-EWR Newark
19h 45m1 stop Athens Eleftherios V.
$1,115Aegean Airlines
Tue, Dec 1 - Tue, Dec 22
Multiple Airlines Logo
7:35 pm - 9:15 pmEWR  Newark-KGS Kos
18h 40m3 stops Reykjavik Keflavik Intl Paris Charles de Gaulle Athens Eleftherios V.
Multiple Airlines Logo
8:35 pm - 6:25 pmKGS  Kos-EWR Newark
28h 50m3 stops Athens Eleftherios V. Rome Fiumicino Reykjavik Keflavik Intl
$1,343Multiple Airlines
Tue, Dec 1 - Tue, Dec 22
Multiple Airlines Logo
10:35 pm - 9:15 pmEWR  Newark-KGS Kos
15h 40m2 stops Warsaw Frederic Chopin Athens Eleftherios V.
Multiple Airlines Logo
9:45 pm - 9:00 pmKGS  Kos-EWR Newark
30h 15m2 stops Athens Eleftherios V. Warsaw Frederic Chopin
$1,352Multiple Airlines
Tue, Dec 1 - Tue, Dec 22
Multiple Airlines Logo
11:45 pm - 7:45 amEWR  Newark-KGS Kos
25h 00m1 stop Athens Eleftherios V.
Multiple Airlines Logo
2:05 pm - 9:10 pmKGS  Kos-EWR Newark
14h 05m1 stop Athens Eleftherios V.
$1,456Multiple Airlines
Tue, Dec 1 - Tue, Dec 22
Multiple Airlines Logo
7:35 pm - 9:15 pmEWR  Newark-KGS Kos
18h 40m3 stops Reykjavik Keflavik Intl Paris Charles de Gaulle Athens Eleftherios V.
Multiple Airlines Logo
5:15 pm - 9:00 amKGS  Kos-EWR Newark
22h 45m2 stops Athens Eleftherios V. Cairo
$1,647Multiple Airlines
Tue, Dec 1 - Tue, Dec 22
Multiple Airlines Logo
5:40 pm - 11:30 amEWR  Newark-KGS Kos
34h 50m2 stops Lisbon Humberto Delgado Athens Eleftherios V.
Multiple Airlines Logo
2:05 pm - 9:10 pmKGS  Kos-EWR Newark
14h 05m1 stop Athens Eleftherios V.
$1,685Multiple Airlines
Booking Insights

Price, demand and travel trends for Newark Airport to Kos flights

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

How much is a round-trip flight from Newark Airport to Kos?

Round-trip flights from Newark Airport to Kos typically range from $1,097 to $1,386. The lowest price found in the past 5 days was $1,114, on Aegean Airlines.

What's the cheapest day of the week to fly from Newark Airport to Kos?

Based on deals KAYAK users found in the last 12 months, Tuesday is the cheapest day of the week to fly from Newark Airport to Kos. It’s 14% cheaper than the average day, while Thursday is the most expensive, with prices 21% higher.

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Key details for Newark Airport to Kos flights

Low season

April

Cheapest flight

$1,114
Beat the crowds with an average 97% drop in travelers.
The most popular month to fly with an average 211% increase in travelers.
Round-trip flight from Newark Airport to Kos

When to book flights from Newark to Kos

Are your dates flexible? Find out the best times to travel from Newark 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 Newark Airport to Kos flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Newark Airport to Kos?

    Only Economy Class is available on flights from Newark Airport to Kos.

  • How long is a flight from Newark Airport to Kos?

    A nonstop flight from Newark Airport to Kos takes 00m, covering 5,124 miles.

  • Do I need a passport to fly from Newark Airport 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.

  • How much should I expect to pay for a Newark Airport to Kos flight?

    Round-trip flights from Newark Airport to Kos range from $1,097 to $1,386, with an average of $1,237 over the past 12 months. Anything below $1,097 counts as a good deal.

  • Have flight prices from Newark Airport 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 $1,114 to $10,777. That means the highest observed fare was about 10x higher than the lowest one.

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

    Kos Airport (KGS) hosts 5 major car rental companies, with daily rates averaging $34 for economy cars. Top options include:

    • ABBYCAR
    • Exer Rent a Car
    • Caldera
    • Europcar
    • Alma Car Hire

  • Which airports can I use when flying from Newark Airport to Kos?

    Flights from Newark Airport to Kos usually depart from Newark (EWR) and arrive at Kos (KGS).

  • Which airports do connecting flights from Newark Airport to Kos pass through?

    One-stop flights from Newark Airport to Kos most commonly connect through:

    • Zurich (ZRH) - 54% of one-stop connections
    • Athens Eleftherios V. (ATH) - 40% of one-stop connections
    • Munich Franz Josef Strauss (MUC) - 5% of one-stop connections
    • Vienna Intl (VIE) - 1% of one-stop connections

  • Can I save money by using flexible dates for flights from Newark Airport to Kos?

    Yes. Flexible dates can save you up to 29% on flights from Newark Airport to Kos. Tuesday is the cheapest departure day at $1,069 round-trip on average, while Thursday is the most expensive at $1,499, a difference of $430.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from Newark Airport to Kos?

    Flying via Munich Franz Josef Strauss (MUC) gives the shortest average 1-stop total travel time at 14h 19m, compared with 15h 48m via Athens Eleftherios V. (ATH) and 16h 02m via Zurich (ZRH).

  • What is the time difference between Newark Airport and Kos?

    Kos is 6 hours ahead of Newark Airport (Eastern European Time vs Eastern Time). Plan for the time shift when scheduling connections or first-day activities.

Your guide to booking Newark Airport to Kos flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Tuesday departure and avoid flying on Thursday. On this route, Tuesday flights average $1,069, about $430 less than Thursday fares (29% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Newark Airport to Kos trip for January. Fares historically average $591 round-trip in that month - typically $911 less than the most expensive month, which is December (based on the last 12 months).

More options for your flight from Newark to Kos

Complete your trip to Kos with a hotel stay or car rental

Car rentals in Kos
Hotels in Kos