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Cheap flights from New York to Kos from $331

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New York to Kos departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from New York to Kos

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:15 pm - 9:55 pm
EWR
-
KGS
21h 40m
2 stops
Multiple Airlines Logo
4:15 pm - 1:15 pm
KGS
-
EWR
28h 00m
2 stops
$609Multiple Airlines
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
6:55 pm - 9:55 pm
JFK
-
KGS
20h 00m
2 stops
Multiple Airlines Logo
4:15 pm - 3:40 pm
KGS
-
JFK
30h 25m
2 stops
$609Multiple Airlines
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
11:40 pm - 2:25 pm
JFK
-
KGS
31h 45m
1 stop
Multiple Airlines Logo
10:25 pm - 10:10 pm
KGS
-
JFK
30h 45m
1 stop
$671Multiple Airlines
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
5:45 pm - 9:55 pm
EWR
-
KGS
21h 10m
3 stops
Multiple Airlines Logo
4:15 pm - 1:15 pm
KGS
-
EWR
28h 00m
2 stops
$676Multiple Airlines
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
12:25 am - 8:05 am
EWR
-
KGS
24h 40m
2 stops
Multiple Airlines Logo
8:35 am - 10:30 pm
KGS
-
EWR
20h 55m
2 stops
$686Multiple Airlines
Wed, Apr 15 - Thu, Apr 23
Multiple Airlines Logo
10:20 pm - 12:35 am
JFK
-
KGS
19h 15m
3 stops
Multiple Airlines Logo
6:00 am - 8:20 pm
KGS
-
JFK
21h 20m
3 stops
$703Multiple Airlines
Thu, Apr 16 - Thu, Apr 23
Multiple Airlines Logo
6:55 pm - 9:55 pm
JFK
-
KGS
20h 00m
2 stops
Multiple Airlines Logo
4:15 pm - 3:40 pm
KGS
-
JFK
30h 25m
3 stops
$714Multiple Airlines
Mon, Apr 27 - Fri, May 1
Multiple Airlines Logo
12:55 pm - 3:45 pm
JFK
-
KGS
19h 50m
1 stop
Multiple Airlines Logo
10:25 pm - 11:25 am
KGS
-
JFK
20h 00m
1 stop
$716Multiple Airlines
Tue, May 12 - Thu, Jun 4
SWISS Logo
9:45 pm - 10:20 am
EWR
-
KGS
29h 35m
1 stop
SWISS Logo
8:40 pm - 8:15 pm
KGS
-
EWR
30h 35m
1 stop
$938SWISS
Tue, May 12 - Wed, Jun 3
SWISS Logo
9:45 pm - 10:20 am
EWR
-
KGS
29h 35m
1 stop
SWISS Logo
3:55 pm - 8:15 pm
KGS
-
EWR
35h 20m
1 stop
$1,008SWISS
Tue, May 12 - Fri, Jun 5

Lufthansa flights from New York to Kos

Our best Lufthansa deals on New York to Kos flight tickets
Lufthansa
May 13
LGA5:40 pmNew York LaGuardia
56h 10m
2 stops
KGS8:50 amKos
Jun 8
KGS12:40 pmKos
15h 50m
2 stops
LGA9:30 pmNew York LaGuardia
$1,443
Lufthansa
May 13
LGA5:40 pmNew York LaGuardia
56h 10m
2 stops
KGS8:50 amKos
Jun 6
KGS9:40 amKos
19h 56m
2 stops
LGA10:36 pmNew York LaGuardia
$1,505
Lufthansa
May 28
LGA4:45 pmNew York LaGuardia
33h 05m
2 stops
KGS8:50 amKos
Jun 6
KGS9:40 amKos
19h 56m
2 stops
LGA10:36 pmNew York LaGuardia
$1,658

Aegean Airlines flights from New York to Kos

Our best Aegean Airlines deals on New York to Kos flight tickets
Aegean Airlines
May 7
EWR11:55 pmNewark
29h 40m
1 stop
KGS12:35 pmKos
May 11
KGS6:05 pmKos
34h 15m
1 stop
EWR9:20 pmNewark
$1,162
Aegean Airlines
May 7
EWR11:55 pmNewark
29h 40m
1 stop
KGS12:35 pmKos
May 11
KGS6:05 pmKos
34h 15m
1 stop
EWR9:20 pmNewark
$1,172

momondo 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, momondo users made 832,500 searches. Data last updated March 6, 2026.
Use the filters below to find and compare flights from New York to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NewarkKos

EWR - KGS

EWRKGS

Newark

Mon 4/27

5:15 pm-9:55 pm

2 stops21h 40m

Kos

Fri 5/1

4:15 pm-1:15 pm

2 stops28h 00m

$609

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Mon 4/27

6:55 pm-9:55 pm

2 stops20h 00m

Kos

Fri 5/1

4:15 pm-3:40 pm

2 stops30h 25m

$609

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Mon 4/27

11:40 pm-2:25 pm

1 stop31h 45m

Kos

Fri 5/1

10:25 pm-10:10 pm

1 stop30h 45m

$671

NewarkKos

EWR - KGS

EWRKGS

Newark

Mon 4/27

5:45 pm-9:55 pm

3 stops21h 10m

Kos

Fri 5/1

4:15 pm-1:15 pm

2 stops28h 00m

$676

NewarkKos

EWR - KGS

EWRKGS

Newark

Wed 4/15

12:25 am-8:05 am

2 stops24h 40m

Kos

Thu 4/23

8:35 am-10:30 pm

2 stops20h 55m

$686

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Thu 4/16

10:20 pm-12:35 am

3 stops19h 15m

Kos

Thu 4/23

6:00 am-8:20 pm

3 stops21h 20m

$703

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Mon 4/27

6:55 pm-9:55 pm

2 stops20h 00m

Kos

Fri 5/1

4:15 pm-3:40 pm

3 stops30h 25m

$714
Quickest round-trip

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Tue 5/12

12:55 pm-3:45 pm

1 stop19h 50m

Kos

Thu 6/4

10:25 pm-11:25 am

1 stop20h 00m

$716

NewarkKos

EWR - KGS

EWRKGS

Newark

Tue 5/12

9:45 pm-10:20 am

1 stop29h 35m

Kos

Wed 6/3

8:40 pm-8:15 pm

1 stop30h 35m

$938

NewarkKos

EWR - KGS

EWRKGS

Newark

Tue 5/12

9:45 pm-10:20 am

1 stop29h 35m

Kos

Fri 6/5

3:55 pm-8:15 pm

1 stop35h 20m

$1,008

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Kos from

How to get the cheapest flight ticket from New York to Kos

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from New York to Kos?

SWISS is the most popular carrier operating from New York to Kos

What airlines fly to Kos?

Lufthansa, SWISS and British Airways are the top three most popular airlines that fly to Kos from New York according to our data. Lufthansa is the first choice among our users, with 53% of people opting to fly with this airline when traveling to Kos. Keep in mind that there are 3 different airlines that fly to Kos on a routine basis, so you have a few additional options to choose from.

When to book flights from New York to Kos

Are you open to changing your travel dates? Check out the ideal times to fly from New York to Kos according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap New York to Kos (NYC to KGS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from New York to Kos

Fastest flight time

14h 05m

Direct flights

None
The fastest flight from New York to Kos takes 14h 05m
There are no direct flights from New York to Kos. There are no popular flight routes from New York to Kos.
Search flight deals

  • How far is New York to Kos by plane?

    New York and Kos are 5118.3 mi apart from one another. Flights usually cover this in 14h 05m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from New York to Kos Airport?

    Prices for flights from New York to Kos Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from New York to Kos Airport?

  • How old do you have to be to fly from New York to Kos Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from New York to Kos Airport.

  • What documentation or ID do you need to fly to Kos Airport?

    The necessary travel and health documents for your Kos Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from New York to Kos?

Best airlines flying from New York to Kos

Compare and see reviews for airlines that fly from New York to Kos with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $501Free CancellationRating
7.6
1,889 reviews
Search SWISS flights
LufthansaPriceFrom $625Free CancellationRating
6.8
7,833 reviews
Search Lufthansa flights
British AirwaysPriceFrom $730Free CancellationRating
6.7
7,778 reviews
Search British Airways flights

Traveling to a place near Kos?

Book flights to Kos if you plan to visit one of these locations
Kardamena
Marmari

Why use momondo?

Why should I use momondo to find a flight deal from New York to Kos?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from New York to Kos. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from New York to Kos with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Kos from New York with this policy.

How can momondo help me find flights from New York to Kos?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Kos from New York.

I’m not ready to book a flight from New York to Kos right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Kos from New York. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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