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Kos

$578+ Cheap flights from Pennsylvania 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.
PHL — KGS
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap flight deals from Pennsylvania to Kos

Keep the following information in mind while searching for Pennsylvania to Kos flight deals. Data was last updated September 15, 2025.

Round-trip from

$585
(Mytrip)
From Pennsylvania to Kos
Search Deals

Find flight deals from Pennsylvania to Kos

Cheapest flights from Pennsylvania to Kos
Explore the most affordable flight options available from Pennsylvania to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2025.

This Mytrip deal was found by Cheapflights users on 9/13. 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 9/147:25 pmJFK - KGS
2 stops41h 15mSWISS
Sun 9/213:15 pmKGS - JFK
2 stops54h 05mSWISS
Deal found 9/13$578
This Mytrip deal was found by Cheapflights users on 9/13. 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.
Wed 10/295:25 pmJFK - KGS
2 stops20h 40mMultiple Airlines
Wed 11/58:35 pmKGS - JFK
3 stops31h 23mMultiple Airlines
Deal found 9/13$585
This Mytrip deal was found by Cheapflights users on 9/13. 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.
Wed 10/2911:00 pmEWR - KGS
2 stops15h 05mMultiple Airlines
Wed 11/58:35 amKGS - EWR
2 stops18h 55mMultiple Airlines
Deal found 9/13$608
This Ovago deal was found by Cheapflights users on 9/13. 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.
Fri 10/105:40 pmEWR - KGS
1 stop32h 30mAustrian Airlines
Mon 10/138:50 pmKGS - EWR
1 stop24h 05mAustrian Airlines
Deal found 9/13$706
This KAYAK deal was found by Cheapflights users on 9/13. 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 10/106:10 pmJFK - KGS
1 stop18h 25mMultiple Airlines
Mon 10/1312:40 pmKGS - JFK
1 stop33h 20mMultiple Airlines
Deal found 9/13$754
This oojo deal was found by Cheapflights users on 9/13. 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.
Sun 9/146:25 pmEWR - KGS
2 stops42h 15mSWISS
Sun 9/213:15 pmKGS - EWR
1 stop35h 55mSWISS
Deal found 9/13$789
This Mytrip deal was found by Cheapflights users on 9/13. 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 9/144:15 pmJFK - KGS
2 stops22h 40mMultiple Airlines
Sun 9/218:00 pmKGS - JFK
3 stops23h 50mMultiple Airlines
Deal found 9/13$884
This Mytrip deal was found by Cheapflights users on 9/14. 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 10/307:00 pmIAD - KGS
2 stops18h 15mMultiple Airlines
Thu 11/68:40 pmKGS - IAD
3 stops30h 25mMultiple Airlines
Deal found 9/14$920
This Gotogate deal was found by Cheapflights users on 9/14. 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.
Thu 10/306:59 amDCA - KGS
2 stops28h 06mMultiple Airlines
Thu 11/64:35 pmKGS - DCA
2 stops36h 21mMultiple Airlines
Deal found 9/14$1,288
This Gotogate deal was found by Cheapflights users on 9/13. 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.
Wed 10/295:35 pmLGA - KGS
2 stops16h 30mMultiple Airlines
Wed 11/58:35 amKGS - LGA
2 stops17h 28mMultiple Airlines
Deal found 9/13$1,461
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 10/108:20 pmLGA - KGS
2 stops16h 05mLufthansa
Mon 10/1312:40 pmKGS - LGA
2 stops15h 50mLufthansa
Deal found 9/14$1,475
This American Airlines deal was found by Cheapflights users on 9/12. 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 stops30h 29mMultiple Airlines
Deal found 9/12$1,535

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pennsylvania 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 September 15, 2025.
Use the filters below to find and compare flights from Pennsylvania to Kos that are best for you.

Fly from

Pennsylvania

Fly to

Kos

Route

Depart

Return

Price

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Wed 10/29

5:25 pm-8:05 pm

2 stops20h 40m

Kos

Wed 11/5

8:35 pm-8:58 pm

3 stops31h 23m

$585

NewarkKos

EWR - KGS

EWRKGS

Newark

Wed 10/29

11:00 pm-8:05 pm

2 stops15h 05m

Kos

Wed 11/5

8:35 am-8:30 pm

2 stops18h 55m

$608

NewarkKos

EWR - KGS

EWRKGS

Newark

Fri 10/10

5:40 pm-9:10 am

1 stop32h 30m

Kos

Mon 10/13

8:50 pm-1:55 pm

1 stop24h 05m

$706

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Fri 10/10

6:10 pm-7:35 pm

1 stop18h 25m

Kos

Mon 10/13

12:40 pm-3:00 pm

1 stop33h 20m

$754

Washington, D.C.Kos

IAD - KGS

IADKGS

Washington, D.C. Dulles Intl

Thu 10/30

7:00 pm-7:15 pm

2 stops18h 15m

Kos

Thu 11/6

8:40 pm-8:05 pm

3 stops30h 25m

$920

New YorkKos

JFK - KGS

JFKKGS

New York John F Kennedy Intl

Fri 10/3

6:10 pm-7:35 pm

1 stop18h 25m

Kos

Sun 10/12

11:25 am-3:00 pm

2 stops34h 35m

$946

Washington, D.C.Kos

DCA - KGS

DCAKGS

Washington, D.C. Reagan-National

Thu 10/30

6:59 am-5:05 pm

2 stops28h 06m

Kos

Thu 11/6

4:35 pm-9:56 pm

2 stops36h 21m

$1,288

New YorkKos

LGA - KGS

LGAKGS

New York LaGuardia

Fri 10/10

8:20 pm-7:25 pm

2 stops16h 05m

Kos

Mon 10/13

12:40 pm-9:30 pm

2 stops15h 50m

$1,475

New YorkKos

LGA - KGS

LGAKGS

New York LaGuardia

Fri 10/10

3:00 pm-7:55 pm

2 stops45h 55m

Kos

Mon 10/13

10:00 pm-9:29 pm

2 stops30h 29m

$1,535

New YorkKos

LGA - KGS

LGAKGS

New York LaGuardia

Fri 10/3

3:49 pm-7:55 pm

2 stops45h 06m

Kos

Sun 10/12

8:55 pm-9:29 pm

2 stops31h 34m

$2,342

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Best time to book a flight from Pennsylvania to Kos

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

Related info for your journey

Find useful and relevant information for your journey from Pennsylvania 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 Pennsylvania?

    Kos (KGS) is the airport you will fly into if you book a flight from Pennsylvania to Kos. It is only a 12.8 mi journey from Kos (KGS) to Kos’s city center.

  • How long is the flight from Pennsylvania to Kos?

    A quick flight from Pennsylvania to Kos can take about 16h 05m. Austrian Airlines provides one of the quickest options available for as low as $1,475. The distance between Pennsylvania and Kos is about 5108 mi. 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 Pennsylvania 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 Pennsylvania to Kos.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pennsylvania 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 Pennsylvania to Kos

See prices for flight routes from nearby airports that may be better suited for you.
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