Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from the United States to Kos from $307

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Kos

Recent round-trip flight deals from the United States to Kos

Enter your travel dates to find the best prices.
SWISS Logo
8:35 pm - 10:35 amJFK  New York John F Kennedy Intl-KGS Kos
56h 00m2 stops Geneva Geneve-Cointrin Zurich
SWISS Logo
2:20 pm - 1:15 pmKGS  Kos-JFK New York John F Kennedy Intl
29h 55m2 stops Rhodes Diagoras Zurich
$762SWISS
Wed, Oct 28 - Wed, Nov 4
Multiple Airlines Logo
4:55 pm - 10:00 pmJFK  New York John F Kennedy Intl-KGS Kos
22h 05m1 stop Dublin
Multiple Airlines Logo
11:25 pm - 8:05 pmKGS  Kos-JFK New York John F Kennedy Intl
27h 40m2 stops Bergamo Orio Al Serio Lisbon Humberto Delgado
$825Multiple Airlines
Thu, Oct 8 - Wed, Oct 21
Multiple Airlines Logo
5:35 pm - 10:00 pmEWR  Newark-KGS Kos
21h 25m1 stop Dublin
Multiple Airlines Logo
11:25 pm - 3:30 pmKGS  Kos-EWR Newark
23h 05m2 stops Bergamo Orio Al Serio Lisbon Humberto Delgado
$866Multiple Airlines
Thu, Oct 8 - Wed, Oct 21
Multiple Airlines Logo
11:55 pm - 8:15 pmJFK  New York John F Kennedy Intl-KGS Kos
13h 20m1 stop Dublin
Multiple Airlines Logo
11:25 pm - 8:05 pmKGS  Kos-JFK New York John F Kennedy Intl
27h 40m2 stops Bergamo Orio Al Serio Lisbon Humberto Delgado
$872Multiple Airlines
Sat, Oct 10 - Wed, Oct 21
SWISS Logo
8:30 pm - 7:55 pmJFK  New York John F Kennedy Intl-KGS Kos
16h 25m1 stop Zurich
SWISS Logo
8:40 pm - 4:35 pmKGS  Kos-JFK New York John F Kennedy Intl
26h 55m1 stop Zurich
$888SWISS
Tue, Oct 6 - Wed, Oct 21
SWISS Logo
9:45 pm - 3:10 pmEWR  Newark-KGS Kos
34h 25m1 stop Zurich
SWISS Logo
11:00 am - 8:15 pmKGS  Kos-EWR Newark
16h 15m1 stop Zurich
$888SWISS
Wed, Oct 7 - Thu, Oct 22
SWISS Logo
9:45 pm - 10:10 amEWR  Newark-KGS Kos
29h 25m1 stop Zurich
SWISS Logo
8:40 pm - 8:15 pmKGS  Kos-EWR Newark
30h 35m1 stop Zurich
$888SWISS
Tue, Oct 6 - Wed, Oct 21
Lufthansa Logo
9:50 pm - 7:05 pmJFK  New York John F Kennedy Intl-KGS Kos
14h 15m2 stops Frankfurt am Main Munich Franz Josef Strauss
Lufthansa Logo
12:40 pm - 1:35 pmKGS  Kos-JFK New York John F Kennedy Intl
31h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main
$1,039Lufthansa
Tue, Oct 6 - Mon, Oct 19
Lufthansa Logo
3:40 pm - 7:45 pmJFK  New York John F Kennedy Intl-KGS Kos
21h 05m2 stops Frankfurt am Main Munich Franz Josef Strauss
Lufthansa Logo
12:40 pm - 1:35 pmKGS  Kos-JFK New York John F Kennedy Intl
31h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main
$1,089Lufthansa
Fri, Oct 9 - Mon, Oct 19
Lufthansa Logo
5:30 pm - 8:55 amJFK  New York John F Kennedy Intl-KGS Kos
32h 25m2 stops Munich Franz Josef Strauss Frankfurt am Main
Lufthansa Logo
12:40 pm - 1:35 pmKGS  Kos-JFK New York John F Kennedy Intl
31h 55m2 stops Munich Franz Josef Strauss Frankfurt am Main
$1,098Lufthansa
Sat, Oct 10 - Mon, Oct 19

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Emirates flights from United States to Kos

Our best Emirates deals on United States to Kos flight tickets
Emirates
Oct 18
BOS11:05 pmBoston Logan Intl
35h 30m
2 stops
KGS5:35 pmKos
Oct 21
KGS6:05 pmKos
27h 15m
2 stops
BOS2:20 pmBoston Logan Intl
$1,819
Emirates
Jan 29
SFO3:40 pmSan Francisco
42h 25m
2 stops
KGS8:05 pmKos
Feb 2
KGS2:05 pmKos
32h 45m
2 stops
SFO12:50 pmSan Francisco
$1,823
Emirates
Oct 18
SEA5:15 pmSeattle/Tacoma Intl
38h 20m
2 stops
KGS5:35 pmKos
Oct 22
KGS6:05 pmKos
29h 20m
2 stops
SEA1:25 pmSeattle/Tacoma Intl
$1,832

British Airways flights from United States to Kos

Our best British Airways deals on United States to Kos flight tickets
British Airways
Oct 4
EWR5:50 pmNewark
19h 55m
1 stop
KGS8:45 pmKos
Oct 19
KGS9:45 pmKos
28h 40m
1 stop
EWR7:25 pmNewark
$1,032
British Airways
Oct 4
EWR9:25 pmNewark
16h 20m
1 stop
KGS8:45 pmKos
Oct 21
KGS9:45 pmKos
28h 40m
1 stop
EWR7:25 pmNewark
$1,034
British Airways
Oct 15
TPA7:00 pmTampa
35h 15m
1 stop
KGS1:15 pmKos
Oct 19
KGS9:45 pmKos
26h 15m
1 stop
TPA5:00 pmTampa
$1,047

momondo Fare Finder

 
Use the filters below to find and compare flights from the United States to Kos that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

New YorkKos

JFK New York John F Kennedy Intl - KGS Kos

JFKKGS

New York John F Kennedy Intl

Wed 10/28

8:35 pm-10:35 am

2 stops56h 00m

Kos

Wed 11/4

2:20 pm-1:15 pm

2 stops29h 55m

$762

New YorkKos

JFK New York John F Kennedy Intl - KGS Kos

JFKKGS

New York John F Kennedy Intl

Thu 10/8

4:55 pm-10:00 pm

1 stop22h 05m

Kos

Wed 10/21

11:25 pm-8:05 pm

2 stops27h 40m

$825

NewarkKos

EWR Newark - KGS Kos

EWRKGS

Newark

Thu 10/8

5:35 pm-10:00 pm

1 stop21h 25m

Kos

Wed 10/21

11:25 pm-3:30 pm

2 stops23h 05m

$866
Quickest round-trip

New YorkKos

JFK New York John F Kennedy Intl - KGS Kos

JFKKGS

New York John F Kennedy Intl

Sat 10/10

11:55 pm-8:15 pm

1 stop13h 20m

Kos

Wed 10/21

11:25 pm-8:05 pm

2 stops27h 40m

$872

New YorkKos

JFK New York John F Kennedy Intl - KGS Kos

JFKKGS

New York John F Kennedy Intl

Tue 10/6

8:30 pm-7:55 pm

1 stop16h 25m

Kos

Wed 10/21

8:40 pm-4:35 pm

1 stop26h 55m

$888

NewarkKos

EWR Newark - KGS Kos

EWRKGS

Newark

Wed 10/7

9:45 pm-3:10 pm

1 stop34h 25m

Kos

Thu 10/22

11:00 am-8:15 pm

1 stop16h 15m

$888

NewarkKos

EWR Newark - KGS Kos

EWRKGS

Newark

Tue 10/6

9:45 pm-10:10 am

1 stop29h 25m

Kos

Wed 10/21

8:40 pm-8:15 pm

1 stop30h 35m

$888

New YorkKos

JFK New York John F Kennedy Intl - KGS Kos

JFKKGS

New York John F Kennedy Intl

Tue 10/6

9:50 pm-7:05 pm

2 stops14h 15m

Kos

Mon 10/19

12:40 pm-1:35 pm

2 stops31h 55m

$1,039

New YorkKos

JFK New York John F Kennedy Intl - KGS Kos

JFKKGS

New York John F Kennedy Intl

Fri 10/9

3:40 pm-7:45 pm

2 stops21h 05m

Kos

Mon 10/19

12:40 pm-1:35 pm

2 stops31h 55m

$1,089

New YorkKos

JFK New York John F Kennedy Intl - KGS Kos

JFKKGS

New York John F Kennedy Intl

Sat 10/10

5:30 pm-8:55 am

2 stops32h 25m

Kos

Mon 10/19

12:40 pm-1:35 pm

2 stops31h 55m

$1,098

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

See travel insights to Kos from

How to get the cheapest flight ticket from United States 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

Can stopping save me money on United States to Kos flights?

You could potentially save up to 9% on your flight if you consider stops on a United States to Kos flight.

Cheap United States to Kos flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United States to Kos

Best Price Found

$307

Fastest flight time

15h 05m

Direct flights

None
The best one-way flight to Kos from United States in the past 72 hours is $307. The best round-trip flight deal from United States to Kos found on momondo in the last 72 hours is $762.
The fastest flight from United States to Kos takes 15h 05m
There are no direct flights from United States to Kos. There are no popular flight routes from United States to Kos.
Search flight deals

Frequently asked questions about flying from the United States to Kos

  • When did momondo last update prices for flights from United States to Kos Airport?

    Prices for flights from United States to Kos Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United States to Kos Airport?

  • How old do you have to be to fly from United States to Kos Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Kos Airport.

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

    The travel and health documents required for your trip to Kos Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Kos Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from United States to Kos

Compare and see reviews for airlines that fly from United States to Kos with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $609Free CancellationRating
7.5
2,076 reviews
Search SWISS flights
LufthansaPriceFrom $922Free CancellationRating
6.8
8,224 reviews
Search Lufthansa flights

Traveling to a place near Kos?

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

Why use momondo?

Why should I use momondo to find a flight deal from United States to Kos?

Finding the right flight to Kos from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Kos quick and easy, saving you time and money.

Can I find flights from United States to Kos with flexible booking policies on momondo?

Yes. All flights to Kos from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to Kos?

momondo provides multiple filters to help you find the best flight to Kos from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Kos from United States. 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.

An easier way to manage your Kos trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 10/16
Fri 10/23
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Greece