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$247+ Cheap flights from John F Kennedy Intl, NY (JFK) to Kos (KGS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/12. Fares are subject to change and may not be available on all flights or dates of travel.
JFK — KGS
Jul 7 — Jul 141
Mon 7/7
Mon 7/14
1 adult, Economy
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Cheap flight deals from John F Kennedy Intl to Kos

Discover tips and strategies to find the most affordable flight options for your journey from John F Kennedy Intl (JFK) to Kos (KGS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 2, 2025.

Round-trip from

$690
(FlightHub)

One-way from

$247
(Kiwi.com)
From New York John F Kennedy Intl to Kos
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One-way flight from New York John F Kennedy Intl to Kos
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Find flight deals from John F Kennedy Intl to Kos

Cheapest flights from John F Kennedy Intl to Kos
Explore the most affordable flight options available from John F Kennedy Intl to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 2, 2025.

This FlightHub deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/185:30 pmJFK - KGS
1 stop18h 05mMultiple Airlines
Mon 8/411:00 amKGS - JFK
1 stop36h 35mMultiple Airlines
Deal found 7/1$690
This SWISS deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/307:25 pmJFK - KGS
2 stops36h 45mSWISS
Wed 8/68:40 pmKGS - JFK
2 stops24h 40mSWISS
Deal found 7/1$698
This Lufthansa deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/305:30 pmJFK - KGS
2 stops18h 10mLufthansa
Wed 8/67:55 pmKGS - JFK
2 stops24h 25mLufthansa
Deal found 7/1$709
This FlightHub deal was found by Cheapflights users on 7/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/185:30 pmJFK - KGS
2 stops19h 05mBrussels Airlines
Sat 8/238:35 pmKGS - JFK
1 stop23h 25mBrussels Airlines
Deal found 7/1$775

Cheapflights Fare Finder

Customize your flight search to find flights from John F Kennedy Intl to Kos that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
Use the filters below to find and compare flights from New York John F Kennedy Intl Airport to Kos that are best for you.

Fly from

John F Kennedy Intl

Fly to

Kos

Route

Depart

Return

Price

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Fri 7/18

5:30 pm-6:35 pm

1 stop18h 05m

Kos

Mon 8/4

11:00 am-4:35 pm

1 stop36h 35m

$690

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Wed 7/30

7:25 pm-3:10 pm

2 stops36h 45m

Kos

Wed 8/6

8:40 pm-2:20 pm

2 stops24h 40m

$698

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Wed 7/30

5:30 pm-6:40 pm

2 stops18h 10m

Kos

Wed 8/6

7:55 pm-1:20 pm

2 stops24h 25m

$709

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Fri 7/18

5:30 pm-7:35 pm

2 stops19h 05m

Kos

Sat 8/23

8:35 pm-1:00 pm

1 stop23h 25m

$775

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

Best time to book a flight from John F Kennedy Intl to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from John F Kennedy Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing Kos

Get insights into the airlines that provide service to Kos. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Kos. Reviews last updated July 2, 2025.
Get a feel of what it's like to fly with SWISS, Brussels Airlines, and Lufthansa from New York John F Kennedy Intl Airport to Kos by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,654 reviews

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
SWISS
7.5
Good
1,654 reviews
SWISS
7.5
Good
1,654 reviews

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
Brussels Airlines
7.3
Good
352 reviews
SWISS
7.5
Good
1,654 reviews

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.
Lufthansa
6.8
Okay
7,205 reviews
SWISS
7.5
Good
1,654 reviews

Entertainment

6.8

Food

7.1

Boarding

7.6

Overall

7.5

Crew

8.2

Comfort

7.4

Reviews

1 / 20
6.0
Good

Yvette,Nov 2024

ZRH - ATH

The website is difficult to navigate. You pay for everything. The carry on baggage policy is complicated. The food choices were poor and the seat was uncomfortable.

Related info for your journey

Find useful and relevant information for your journey from John F Kennedy Intl to Kos. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Kos from New York John F Kennedy Intl?

    If you book a flight to Kos from New York John F Kennedy Intl, you will be flying to Kos, which is the city’s only airport. Kos (KGS) is located 12.8 mi from the center of Kos. There are 0 flights from New York John F Kennedy Intl to Kos per day from 3 different airlines.

  • What are the cheapest airlines flying from New York John F Kennedy Intl Airport to Kos round-trip?

    SWISS, at $698, was found to be the cheapest airline from New York John F Kennedy Intl Airport to Kos.Alternate airlines to your destination round-trip include Lufthansa and Brussels Airlines.

  • Can I find deals for flights from John F Kennedy Intl to Kos that include hotel bookings?

    Yes. In addition to deals on John F Kennedy Intl to Kos flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from John F Kennedy Intl to Kos?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from John F Kennedy Intl to Kos.

  • Can I find deals for business class flights from John F Kennedy Intl to Kos?

    Yes. Cheapflights offers flight deals from John F Kennedy Intl to Kos by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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Top 3 airlines flying from John F Kennedy Intl to Kos

Discover the top 3 airlines that operate flights from John F Kennedy Intl to Kos. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$630Average$924FlexibilityNo cancel feeOn-time76%
SWISSCheapest$667Average$856FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$730Average$780FlexibilityNo cancel feeOn-time70%

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