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Kos

$339+ Cheap flights from the United States 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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — KGS
Jan 27 — Feb 31
Tue 1/27
Tue 2/3
1 adult, Economy
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Cheap flight deals from USA to Kos

Best flights from USA to Kos
Discover carefully curated flight deals from USA to Kos that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 28, 2025.

This Mytrip deal was found by Cheapflights users on 12/27. 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.
Tue 2/109:00 pmJFK - KGS
2 stops28h 05mMultiple Airlines
Tue 2/1712:35 pmKGS - JFK
2 stops31h 30mMultiple Airlines
Deal found 12/27$548
This Expedia deal was found by Cheapflights users on 12/26. 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.
Thu 6/2512:45 pmEWR - KGS
2 stops19h 25mSWISS
Thu 9/311:00 amKGS - EWR
1 stop16h 15mSWISS
Deal found 12/26$951
This Aegean Airlines deal was found by Cheapflights users on 12/25. 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 Aegean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2711:55 pmEWR - KGS
1 stop25h 55mAegean Airlines
Fri 5/19:20 amKGS - EWR
1 stop19h 00mAegean Airlines
Deal found 12/25$1,106
This Mytrip deal was found by Cheapflights users on 12/27. 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.
Tue 2/1010:00 pmEWR - KGS
2 stops27h 05mMultiple Airlines
Tue 2/178:35 pmKGS - EWR
2 stops29h 30mMultiple Airlines
Deal found 12/27$556
This Priceline deal was found by Cheapflights users on 12/26. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/910:00 pmEWR - KGS
2 stops27h 05mMultiple Airlines
Mon 2/168:35 pmKGS - EWR
2 stops30h 55mMultiple Airlines
Deal found 12/26$574
This Emirates deal was found by Cheapflights users on 12/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/711:20 amJFK - KGS
2 stops30h 15mEmirates
Mon 5/116:05 pmKGS - JFK
3 stops31h 50mEmirates
Deal found 12/27$1,677
This oojo deal was found by Cheapflights users on 12/26. 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.
Thu 6/255:40 pmEWR - KGS
1 stop20h 10mMultiple Airlines
Thu 9/311:00 amKGS - EWR
1 stop16h 15mMultiple Airlines
Deal found 12/26$978
This Emirates deal was found by Cheapflights users on 12/25. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2710:20 pmJFK - KGS
3 stops36h 15mEmirates
Fri 5/11:05 pmKGS - JFK
3 stops36h 50mEmirates
Deal found 12/25$1,726
This Emirates deal was found by Cheapflights users on 12/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:35 pmLAX - KGS
2 stops39h 30mEmirates
Wed 2/1812:35 pmKGS - LAX
2 stops34h 10mEmirates
Deal found 12/27$1,731
This Emirates deal was found by Cheapflights users on 12/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/43:40 pmSFO - KGS
2 stops39h 25mEmirates
Sun 3/812:35 pmKGS - SFO
2 stops34h 15mEmirates
Deal found 12/27$1,781
This Emirates deal was found by Cheapflights users on 12/25. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/287:45 pmORD - KGS
2 stops37h 10mEmirates
Sun 2/112:35 pmKGS - ORD
2 stops34h 20mEmirates
Deal found 12/25$1,825
This Emirates deal was found by Cheapflights users on 12/25. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2211:55 pmMIA - KGS
2 stops34h 40mEmirates
Sun 4/261:05 pmKGS - MIA
2 stops27h 55mEmirates
Deal found 12/25$1,990
This Emirates deal was found by Cheapflights users on 12/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/234:40 pmLAX - KGS
2 stops38h 50mEmirates
Thu 7/2312:35 pmKGS - LAX
2 stops35h 40mEmirates
Deal found 12/27$2,175
This Emirates deal was found by Cheapflights users on 12/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1010:20 pmJFK - KGS
3 stops59h 45mEmirates
Tue 2/1712:35 pmKGS - JFK
3 stops37h 20mEmirates
Deal found 12/27$2,209
This Emirates deal was found by Cheapflights users on 12/25. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/214:05 pmSEA - KGS
2 stops38h 45mEmirates
Sun 1/2512:35 pmKGS - SEA
2 stops58h 00mEmirates
Deal found 12/25$2,388
This Emirates deal was found by Cheapflights users on 12/25. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/2211:15 amIAD - KGS
2 stops22h 55mEmirates
Thu 3/2612:35 pmKGS - IAD
2 stops26h 25mEmirates
Deal found 12/25$2,600
This Emirates deal was found by Cheapflights users on 12/25. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/293:35 pmLAX - KGS
2 stops63h 30mEmirates
Mon 2/212:35 pmKGS - LAX
2 stops34h 10mEmirates
Deal found 12/25$2,656
This FlightHub deal was found by Cheapflights users on 12/26. 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 3/274:15 pmSFO - KGS
2 stops37h 30mMultiple Airlines
Sat 4/49:20 amKGS - SFO
2 stops22h 01mMultiple Airlines
Deal found 12/26$7,252
This Emirates deal was found by Cheapflights users on 12/26. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/103:40 pmSFO - KGS
2 stops63h 25mEmirates
Tue 2/1712:35 pmKGS - SFO
2 stops34h 15mEmirates
Deal found 12/26$3,909
This Emirates deal was found by Cheapflights users on 12/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/113:40 pmSFO - KGS
2 stops39h 25mEmirates
Wed 2/1812:35 pmKGS - SFO
2 stops58h 15mEmirates
Deal found 12/27$4,744
This Emirates deal was found by Cheapflights users on 12/27. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:45 pmORD - KGS
2 stops61h 20mEmirates
Tue 2/1712:35 pmKGS - ORD
2 stops34h 20mEmirates
Deal found 12/27$5,523

Find flight deals from USA to Kos

Keep the following information in mind while searching for USA to Kos flight deals. Data was last updated December 28, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$548
(Mytrip)

One-way from

$339
(Kiwi.com)
Provider with most accurate pricing for New York (NYC)-Kos flight deals.
Search Deals
Provider most trusted by Cheapflights users for New York (NYC)-Kos flights.
Search Deals
From USA to Kos
Search Deals
One-way flight from USA to Kos
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from USA 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 December 28, 2025.
Use the filters below to find and compare flights from the United States to Kos that are best for you.

Fly from

USA

Fly to

Kos

Route

Depart

Return

Price

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Tue 2/10

9:00 pm-8:05 am

2 stops28h 05m

Kos

Tue 2/17

12:35 pm-1:05 pm

2 stops31h 30m

$548

NewarkKos

EWR - KGS

EWRKGS

Newark

Tue 2/10

10:00 pm-8:05 am

2 stops27h 05m

Kos

Tue 2/17

8:35 pm-7:05 pm

2 stops29h 30m

$556

NewarkKos

EWR - KGS

EWRKGS

Newark

Mon 2/9

10:00 pm-8:05 am

2 stops27h 05m

Kos

Mon 2/16

8:35 pm-8:30 pm

2 stops30h 55m

$574

NewarkKos

EWR - KGS

EWRKGS

Newark

Thu 6/25

12:45 pm-3:10 pm

2 stops19h 25m

Kos

Thu 9/3

11:00 am-8:15 pm

1 stop16h 15m

$951

NewarkKos

EWR - KGS

EWRKGS

Newark

Thu 6/25

5:40 pm-8:50 pm

1 stop20h 10m

Kos

Thu 9/3

11:00 am-8:15 pm

1 stop16h 15m

$978

NewarkKos

EWR - KGS

EWRKGS

Newark

Mon 4/27

11:55 pm-8:50 am

1 stop25h 55m

Kos

Fri 5/1

9:20 am-9:20 pm

1 stop19h 00m

$1,106

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Thu 5/7

11:20 am-12:35 am

2 stops30h 15m

Kos

Mon 5/11

6:05 pm-6:55 pm

3 stops31h 50m

$1,677

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Mon 4/27

10:20 pm-5:35 pm

3 stops36h 15m

Kos

Fri 5/1

1:05 pm-6:55 pm

3 stops36h 50m

$1,726

Los AngelesKos

LAX - KGS

LAXKGS

Los Angeles

Wed 2/11

3:35 pm-5:05 pm

2 stops39h 30m

Kos

Wed 2/18

12:35 pm-12:45 pm

2 stops34h 10m

$1,731

San FranciscoKos

SFO - KGS

SFOKGS

San Francisco

Wed 3/4

3:40 pm-5:05 pm

2 stops39h 25m

Kos

Sun 3/8

12:35 pm-1:50 pm

2 stops34h 15m

$1,781

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

Showing 1-10 of 28 results
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2
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Best time to book a flight from USA to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from USA 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 the United States to Kos
No data available for this route at this time. Please check back soon.

The best insider tips for theUnited States to Kos flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your theUnited States to Kos trip
Airlines
Lufthansa

Lufthansa's Allegris cabins offer enhanced comfort with slim seats and adjustable headrests on long-haul flights.


Lufthansa's Sleeper’s Row offers extra space with a mattress and blanket on long-haul flights.

Read more about LufthansaBy Blane Bachelor
SWISS

SWISS offers competitive fares and even Economy Light earns miles, a nice perk for travelers.


SWISS's long-haul economy seats have a 31-32 inch pitch and 17-inch width, feeling tight on long flights.

Read more about SWISSBy Paul Rubio
British Airways

BA's World Traveller offers adjustable headrests, inflight entertainment, and complimentary meals on long-haul flights.


BA's Club Suite business class offers private pods with doors, available on A350 and most 777s.

Read more about British AirwaysBy Gabriel Leigh
Our travel experts
Blane Bachelor

Blane Bachelor

Expert on Lufthansa

Blane Bachelor

Blane Bachelor

Blane Bachelor is a journalist and editor specializing in travel and aviation who writes regularly for top global outlets. Born and raised in Florida, Blane has worked and lived in four countries, including the Netherlands, where she’s currently based with her family. Her favorite way to get to know a new destination is by running or riding a bike around town – or hearing a spooky ghost story about local history. She will always choose the window seat.

Read more
Paul Rubio

Paul Rubio

Expert on SWISS

Paul Rubio

Paul Rubio

Travel journalist and photographer Paul Rubio is a Miami native (and current resident), who has lived in nine countries and traveled to 137. He is an expert in luxury travel, eco-travel, loyalty programs, hotels, airports and airlines. He is a contributing editor at AFAR, Condé Nast Traveler, LUXURY Magazine, and Palm Beach Illustrated.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on British Airways

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more

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 December 28, 2025.
Read reviews from past customers who have flown SWISS, Lufthansa, and British Airways from the United States to Kos. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,832 reviews

Entertainment

6.8

Food

7.1

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

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
7.5
Good
1,832 reviews
SWISS
7.5
Good
1,832 reviews

Entertainment

6.8

Food

7.1

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

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
7,659 reviews
SWISS
7.5
Good
1,832 reviews

Entertainment

6.8

Food

7.1

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

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.
British Airways
6.7
Okay
7,616 reviews
SWISS
7.5
Good
1,832 reviews

Entertainment

6.8

Food

7.1

Comfort

7.4

Crew

8.3

Boarding

7.7

Overall

7.5

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 USA 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 United States?

    For a flight from United States to Kos, you will be flying into Kos. Kos (KGS) is just 12.8 mi from the center of the city.

  • How long is the flight from USA to Kos?

    Departing from USA to Kos will take you 19h 25m. There are 5124 mi between USA and Kos. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from USA to Kos?

    While some choose either New York John F Kennedy Intl - Kos or Seattle/Tacoma Intl - Kos, Jacksonville - Kos is the most popular route from USA to Kos.

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

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

  • How can I find direct flights from USA to Kos?

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

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

    Yes. Cheapflights offers flight deals from USA 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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Top 3 airlines flying from USA to Kos

Discover the top 3 airlines that operate flights from USA 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 December 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$501Average$1,113FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$602Average$1,062FlexibilityNo cancel feeOn-time76%
British AirwaysCheapest$730Average$780FlexibilityNo cancel feeOn-time70%

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