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Kos

$511+ Cheap flights from New York, NY (NYC) to Kos (KGS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/14. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — KGS
ago. 12 — ago. 191
mar. 8/12
mar. 8/19
1 adult, Economy
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Cheap flight deals from New York to Kos

Discover tips and strategies to find the most affordable flight options for your journey from New York (NYC) 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 agosto 7, 2025.

Round-trip from

$543
(SWISS)
From New York (NYC) to Kos
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Find flight deals from New York to Kos

Cheapest flights from New York to Kos
Explore the most affordable flight options available from New York to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on agosto 7, 2025.

This United deal was found by Cheapflights users on 8/7. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/1412:45 amJFK - KGS
1 stop12h 15mMultiple Airlines
lun. 9/2211:00 amKGS - JFK
1 stop32h 50mMultiple Airlines
Deal found 8/7$511
This SWISS deal was found by Cheapflights users on 8/7. 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.
lun. 9/157:25 pmJFK - KGS
2 stops17h 15mSWISS
lun. 9/2211:00 amKGS - JFK
1 stop32h 50mSWISS
Deal found 8/7$535
This SWISS deal was found by Cheapflights users on 8/5. 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.
lun. 8/114:15 pmJFK - KGS
1 stop20h 25mSWISS
lun. 9/111:00 amKGS - JFK
2 stops58h 20mSWISS
Deal found 8/5$543
This oojo deal was found by Cheapflights users on 8/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/69:50 pmEWR - KGS
1 stop29h 20mSWISS
mar. 9/168:30 pmKGS - EWR
1 stop30h 40mSWISS
Deal found 8/6$551
This oojo deal was found by Cheapflights users on 8/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/68:30 pmJFK - KGS
1 stop30h 40mSWISS
mar. 9/168:30 pmKGS - JFK
1 stop27h 05mSWISS
Deal found 8/6$551
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/168:30 pmJFK - KGS
1 stop30h 40mSWISS
lun. 8/2511:00 amKGS - JFK
2 stops58h 20mSWISS
Deal found 8/6$567
This FlightHub deal was found by Cheapflights users on 8/5. 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.
dom. 8/1012:45 amJFK - KGS
1 stop25h 30mMultiple Airlines
lun. 9/111:00 amKGS - JFK
2 stops58h 20mMultiple Airlines
Deal found 8/5$571
This oojo deal was found by Cheapflights users on 8/6. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/109:50 pmEWR - KGS
1 stop33h 40mMultiple Airlines
lun. 10/138:50 pmKGS - EWR
1 stop24h 05mMultiple Airlines
Deal found 8/6$577
This Gurufare deal was found by Cheapflights users on 8/6. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/109:45 pmJFK - KGS
1 stop13h 10mMultiple Airlines
lun. 10/1312:40 pmKGS - JFK
1 stop33h 20mMultiple Airlines
Deal found 8/6$583
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/168:30 pmJFK - KGS
1 stop30h 40mSWISS
mar. 8/268:30 pmKGS - JFK
2 stops24h 50mSWISS
Deal found 8/5$586
This SWISS deal was found by Cheapflights users on 8/7. 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.
jue. 8/284:15 pmJFK - KGS
1 stop15h 55mSWISS
lun. 9/111:00 amKGS - JFK
2 stops58h 20mSWISS
Deal found 8/7$593
This Ovago deal was found by Cheapflights users on 8/5. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/209:50 pmEWR - KGS
1 stop29h 20mMultiple Airlines
sáb. 9/278:35 pmKGS - EWR
1 stop23h 40mMultiple Airlines
Deal found 8/5$632

Cheapflights Fare Finder

 
Customize your flight search to find flights from New York 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 agosto 7, 2025.
Use the filters below to find and compare flights from New York to Kos that are best for you.

Fly from

New York

Fly to

Kos

Route

Depart

Return

Price

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

dom. 9/14

12:45 am-8:00 pm

1 stop12h 15m

Kos

lun. 9/22

11:00 am-12:50 pm

1 stop32h 50m

$511

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

lun. 9/15

7:25 pm-7:40 pm

2 stops17h 15m

Kos

lun. 9/22

11:00 am-12:50 pm

1 stop32h 50m

$535

NewarkKos

EWR - KGS

EWRKGS

Newark

sáb. 9/6

9:50 pm-10:10 am

1 stop29h 20m

Kos

mar. 9/16

8:30 pm-8:10 pm

1 stop30h 40m

$551

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

sáb. 9/6

8:30 pm-10:10 am

1 stop30h 40m

Kos

mar. 9/16

8:30 pm-4:35 pm

1 stop27h 05m

$551

NewarkKos

EWR - KGS

EWRKGS

Newark

vie. 10/10

9:50 pm-2:30 pm

1 stop33h 40m

Kos

lun. 10/13

8:50 pm-1:55 pm

1 stop24h 05m

$577

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

vie. 10/10

9:45 pm-5:55 pm

1 stop13h 10m

Kos

lun. 10/13

12:40 pm-3:00 pm

1 stop33h 20m

$583

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

jue. 8/28

4:15 pm-3:10 pm

1 stop15h 55m

Kos

lun. 9/1

11:00 am-2:20 pm

2 stops58h 20m

$593

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

sáb. 9/20

8:30 pm-10:10 am

1 stop30h 40m

Kos

sáb. 9/27

8:35 pm-1:00 pm

1 stop23h 25m

$627

NewarkKos

EWR - KGS

EWRKGS

Newark

sáb. 9/20

9:50 pm-10:10 am

1 stop29h 20m

Kos

sáb. 9/27

8:35 pm-1:15 pm

1 stop23h 40m

$632

NewarkKos

EWR - KGS

EWRKGS

Newark

dom. 8/24

6:50 pm-9:55 pm

3 stops20h 05m

Kos

jue. 8/28

9:20 am-1:15 pm

3 stops34h 55m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/7

Showing 1-10 of 17 results
1
2

Best time to book a flight from New York to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from New York 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.

Cheapflights Insights

Everything you need to know about your flight from New York to Kos

What’s the top layover airport for flights from New York to Kos?

Share of 1-stop round-trip flights from New York to Kos chosen by Cheapflights users in the past 12 months, using the same layover each way.

Athens (ATH) – chosen by Cheapflights users on 75% of 1-stop itineraries from New York to Kos on Cheapflights.

What’s the cheapest layover airport for flights from New York to Kos?

Average round-trip fare for 1-stop flights from New York to Kos, chosen by Cheapflights users in the past 12 months, with the same layover each way.

Frankfurt am Main (FRA) is the most affordable 1-stop option, with an average round-trip price of $1,020.

What’s the fastest layover option from New York to Kos?

Shortest average travel time for 1-stop one-way flights from New York to Kos, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.

Flights via Athens (ATH) have the shortest average one-way travel time for 1-stop routes: 12h 42m.

Which airport typically offers the quickest layover for flights from New York to Kos?

Average layover duration for 1-stop one-way flights from New York to Kos, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Frankfurt am Main (FRA) offer the fastest connection on this route, with an average layover time of 2h 10m.

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 agosto 7, 2025.
See what other customers who have flown with Austrian Airlines, SWISS, and Brussels Airlines from New York to Kos have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Austrian Airlines
7.6
Good
824 reviews

Overall

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Austrian Airlines
7.6
Good
824 reviews
Austrian Airlines
7.6
Good
824 reviews

Overall

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
SWISS
7.6
Good
1,690 reviews
Austrian Airlines
7.6
Good
824 reviews

Overall

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Brussels Airlines
7.3
Good
350 reviews
Austrian Airlines
7.6
Good
824 reviews

Overall

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
Lufthansa
6.8
Okay
7,289 reviews
Austrian Airlines
7.6
Good
824 reviews

Overall

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time
British Airways
6.7
Okay
7,251 reviews
Austrian Airlines
7.6
Good
824 reviews

Overall

7.6

Crew

8.1

Entertainment

6.8

Comfort

7.3

Boarding

7.6

Food

6.8

Reviews

1 / 20
10.0
Excellent

Dominik,Jun 2025

VIE - VNO

Good service and update all information. I feel like i wanna use it again next time

Related info for your journey

Find useful and relevant information for your journey from New York 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?

    Most people fly into Kos (KGS) if they book a flight to Kos from New York. On average, Kos has 0 inbound flights from New York per day from 3 airlines. Kos is conveniently located just 12.8 mi from Kos’s city center.

  • What is the cheapest airline to fly from New York to Kos round-trip?

    Currently priced at $535, SWISS will fly you from New York to Kos and back. In addition to SWISS, many other airlines offer competitively priced options for your trip.

  • What are the most popular routes from New York to Kos?

    Most travelers choose New York John F Kennedy Intl - Kos, Newark - Kos or New York LaGuardia - Kos when deciding on the best route from New York to Kos.

  • Can I find deals for flights from New York to Kos that include hotel bookings?

    Yes. In addition to deals on New York to Kos flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New York to Kos?

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

  • Can I find deals for business class flights from New York to Kos?

    Yes. Cheapflights offers flight deals from New York 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for New York to Kos

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from New York to Kos

Discover the top 3 airlines that operate flights from New York 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 agosto 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$501Average$946FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$625Average$1,066FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$730Average$780FlexibilityNo cancel feeOn-time70%

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