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Kos

$331+ Cheap flights from New York, NY (NYC) 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 4/6. Fares are subject to change and may not be available on all flights or dates of travel.
NYC — KGS
Nov 9 — Nov 161
Sun 11/9
Sun 11/16
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 October 10, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$648
(Mytrip)

One-way from

$331
(Kiwi.com)
Provider with most accurate pricing for New York (NYC)-Kos flight deals.
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Provider most trusted by Cheapflights users for New York (NYC)-Kos flights.
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From New York (NYC) to Kos
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One-way flight 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 October 10, 2025.

This KAYAK deal was found by Cheapflights users on 10/8. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/104:15 pmJFK - KGS
1 stop20h 45mSWISS
Mon 10/1311:00 amKGS - JFK
2 stops34h 20mSWISS
Deal found 10/8$567
This FlightHub deal was found by Cheapflights users on 10/10. 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 10/105:30 pmJFK - KGS
1 stop18h 55mLufthansa
Mon 10/1312:40 pmKGS - JFK
1 stop33h 20mLufthansa
Deal found 10/10$605
This FlightHub deal was found by Cheapflights users on 10/10. 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 10/105:30 pmJFK - KGS
2 stops19h 05mMultiple Airlines
Mon 10/1312:40 pmKGS - JFK
1 stop33h 20mMultiple Airlines
Deal found 10/10$637
This Mytrip deal was found by Cheapflights users on 10/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/235:30 pmEWR - KGS
2 stops19h 35mMultiple Airlines
Sun 11/3012:35 pmKGS - EWR
3 stops32h 00mMultiple Airlines
Deal found 10/9$648
This Cheapflightsfares deal was found by Cheapflights users on 10/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/105:40 pmEWR - KGS
1 stop17h 15mAustrian Airlines
Mon 10/138:50 pmKGS - EWR
1 stop24h 05mAustrian Airlines
Deal found 10/8$678
This FlightHub deal was found by Cheapflights users on 10/9. 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 10/108:30 pmEWR - KGS
1 stop15h 55mMultiple Airlines
Mon 10/138:50 pmKGS - EWR
1 stop24h 05mMultiple Airlines
Deal found 10/9$698
This Cheapflightsfares deal was found by Cheapflights users on 10/9. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/108:30 pmEWR - KGS
1 stop15h 55mLufthansa
Mon 10/1312:40 pmKGS - EWR
2 stops29h 40mLufthansa
Deal found 10/9$773
This Gotogate deal was found by Cheapflights users on 10/9. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/235:30 pmJFK - KGS
2 stops15h 40mMultiple Airlines
Sun 11/3012:35 pmKGS - JFK
2 stops31h 30mMultiple Airlines
Deal found 10/9$805
This Expedia deal was found by Cheapflights users on 10/9. 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.
Sun 11/2311:45 pmEWR - KGS
1 stop13h 20mAegean Airlines
Sun 11/308:35 pmKGS - EWR
1 stop31h 35mAegean Airlines
Deal found 10/9$1,045
This Mytrip deal was found by Cheapflights users on 10/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:30 pmLGA - KGS
3 stops20h 55mMultiple Airlines
Sun 10/267:50 pmKGS - LGA
3 stops32h 51mMultiple Airlines
Deal found 10/10$1,563
This American Airlines deal was found by Cheapflights users on 10/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/103:00 pmLGA - KGS
2 stops45h 55mMultiple Airlines
Mon 10/1310:00 pmKGS - LGA
2 stops50h 59mMultiple Airlines
Deal found 10/10$1,880

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 October 10, 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

NewarkKos

EWR - KGS

EWRKGS

Newark

Sun 11/23

5:30 pm-8:05 pm

2 stops19h 35m

Kos

Sun 11/30

12:35 pm-1:35 pm

3 stops32h 00m

$648

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Sun 11/23

5:30 pm-4:10 pm

2 stops15h 40m

Kos

Sun 11/30

12:35 pm-1:05 pm

2 stops31h 30m

$805

NewarkKos

EWR - KGS

EWRKGS

Newark

Sun 11/23

11:45 pm-8:05 pm

1 stop13h 20m

Kos

Sun 11/30

8:35 pm-9:10 pm

1 stop31h 35m

$1,045

NewarkKos

EWR - KGS

EWRKGS

Newark

Wed 4/1

11:55 pm-12:35 pm

1 stop29h 40m

Kos

Sun 4/5

6:05 pm-9:20 pm

1 stop34h 15m

$1,439

New YorkKos

LGA - KGS

LGAKGS

New York LaGuardia

Thu 10/23

3:30 pm-7:25 pm

3 stops20h 55m

Kos

Sun 10/26

7:50 pm-10:41 pm

3 stops32h 51m

$1,563

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Sat 11/22

10:40 am-5:05 pm

2 stops23h 25m

Kos

Sat 11/29

12:35 pm-6:55 pm

3 stops37h 20m

$4,431

NewarkKos

EWR - KGS

EWRKGS

Newark

Mon 4/6

11:00 pm-2:10 pm

2 stops32h 10m

$331

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Mon 4/6

10:05 pm-2:10 pm

2 stops33h 05m

$334

New YorkKos

LGA - KGS

LGAKGS

New York LaGuardia

Mon 4/6

3:30 pm-5:35 pm

2 stops19h 05m

$694

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Compare providers for flights from New York to Kos

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from New York to Kos in October.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on New York-Kos flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on New York-Kos flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from New York-Kos flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on New York-Kos flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for New York-Kos flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 October 10, 2025.
See what other customers who have flown with SWISS and Lufthansa 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.
SWISS
7.6
Good
1,766 reviews

Boarding

7.7

Food

7.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.6
Good
1,766 reviews
SWISS
7.6
Good
1,766 reviews

Boarding

7.7

Food

7.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Lufthansa
6.8
Okay
7,465 reviews
SWISS
7.6
Good
1,766 reviews

Boarding

7.7

Food

7.1

Entertainment

6.8

Overall

7.6

Comfort

7.4

Crew

8.3

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

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.

  • How long is the flight from New York to Kos?

    Departing from New York to Kos will take you 13h 20m. The distance from New York to Kos is about 5124 mi.

  • What are the cheapest airlines flying from New York to Kos round-trip?

    Currently priced at $501, 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. Search Cheapflights for deals from Lufthansa and British Airways - these airlines can fly you to your destination from $625 and $730, respectively.

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

    Most travelers choose Newark - Kos, New York John F Kennedy Intl - 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

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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 October 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$501Average$944FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$625Average$1,066FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$730Average$780FlexibilityNo cancel feeOn-time70%

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