HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Kos

$1,019+ Cheap flights from Massachusetts 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 7/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KGS
mai 6 — mai 131
ter 5/6
ter 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Massachusetts to Kos with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Massachusetts to Kos

Keep the following information in mind while searching for Massachusetts to Kos flight deals. Data was last updated maio 1, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,019
(Gotogate)
Provider with most accurate pricing for Boston Logan Intl-Kos flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Kos flights.
Search Deals
From Massachusetts to Kos
Search Deals

Find flight deals from Massachusetts to Kos

Cheapest flights from Massachusetts to Kos
Explore the most affordable flight options available from Massachusetts to Kos. Find the lowest fares from popular airlines and budget airlines, with prices last updated on maio 1, 2025.

This Gotogate deal was found by Cheapflights users on 4/30. 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.
seg 7/145:05 pmBOS - KGS
1 stop19h 35mSWISS
qui 7/2411:00 amKGS - BOS
1 stop35h 25mSWISS
Deal found 4/30$1,019
This Orbitz deal was found by Cheapflights users on 4/30. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
seg 7/145:05 pmBOS - KGS
1 stop19h 35mMultiple Airlines
qui 7/247:30 pmKGS - BOS
2 stops29h 43mMultiple Airlines
Deal found 4/30$1,026

Cheapflights Fare Finder

Customize your flight search to find flights from Massachusetts 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 maio 1, 2025.
Use the filters below to find and compare flights from Massachusetts to Kos that are best for you.

Fly from

Massachusetts

Fly to

Kos

Route

Depart

Return

Price

BostonKos

BOS - KGS

BOSKGS

Boston Logan Intl

seg 7/14

5:05 pm-7:40 pm

1 stop19h 35m

Kos

qui 7/24

11:00 am-3:25 pm

1 stop35h 25m

$1,019

BostonKos

BOS - KGS

BOSKGS

Boston Logan Intl

seg 7/14

5:05 pm-7:40 pm

1 stop19h 35m

Kos

qui 7/24

7:30 pm-6:13 pm

2 stops29h 43m

$1,026

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Best time to book a flight from Massachusetts to Kos

Have a flexible travel schedule? Discover the best time to fly to Kos from Massachusetts 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 Massachusetts to Kos

Rainfall in Kos by month

Plan your trip to Kos by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Kos ranges from 0.1 - 6.7 inches per month. January is typically the wettest month, when rainfall can reach 6.7 in. July is typically the driest time to visit Kos when rainfall is around 0.1 in.

Temperature in Kos by month

Plan your trip to Kos by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Kos, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of February, when temperatures are typically at their lowest (around 50.0 F).

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 maio 1, 2025.
SWISS
7.5
Good
1,588 reviews

Overall

7.5

Food

7.0

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight
SWISS
7.5
Good
1,588 reviews
SWISS
7.5
Good
1,588 reviews

Overall

7.5

Food

7.0

Comfort

7.4

Crew

8.2

Boarding

7.6

Entertainment

6.7

Reviews

1 / 20
10.0
Excellent

Elwyn,Feb 2025

MXP - ZRH

The crew and the entire experience was fantastic! Would highly recommend the company and the flight

Related info for your journey

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

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Massachusetts 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Massachusetts to Kos

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Mykonos flights
Newark to Mykonos flights
John F Kennedy Intl to Santorini flights
LaGuardia to Mykonos flights
Newark to Santorini flights
LaGuardia to Santorini flights
John F Kennedy Intl to Rhodes flights
O'Hare Intl to Santorini flights
Newark to Rhodes flights
Seattle to Santorini flights
LaGuardia to Rhodes flights
Los Angeles to Santorini flights
John F Kennedy Intl to Kos flights
Dallas/Fort Worth to Mykonos flights
O'Hare Intl to Mykonos flights
Boston to Santorini flights
Newark to Kos flights
Dulles Intl to Santorini flights
Cincinnati to Santorini flights
Seattle to Kos flights
Los Angeles to Mykonos flights
Dallas/Fort Worth to Santorini flights
Miami to Santorini flights
Boston to Mykonos flights
San Francisco to Mykonos flights
Seattle to Mykonos flights
San Francisco to Santorini flights
Reagan-National to Santorini flights
Hobby to Mykonos flights
Miami to Mykonos flights
Raleigh to Mykonos flights
Dulles Intl to Mykonos flights
Reagan-National to Mykonos flights
Baltimore to Mykonos flights
Atlanta to Santorini flights
Baltimore to Santorini flights
Detroit to Santorini flights
Philadelphia to Mykonos flights
Seattle to Paleochori flights
George Bush Intcntl to Santorini flights
Nashville to Santorini flights
Philadelphia to Santorini flights
Austin to Santorini flights
LaGuardia to Kos flights
Hobby to Santorini flights
Charlotte to Santorini flights
O'Hare Intl to Rhodes flights
Boston to Rhodes flights
Sky Harbor Intl to Santorini flights
George Bush Intcntl to Mykonos flights

Top 2 airlines flying from Massachusetts to Kos

Discover the top 2 airlines that operate flights from Massachusetts 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 maio 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$928Average$1,094FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$981Average$1,159FlexibilityNo cancel feeOn-time76%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
Privacy Preferences©2025 Cheapflights