$823+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — KGS
Apr 6 — Apr 131
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 April 1, 2025.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $823 (Mytrip) |
Find flight deals from Massachusetts to Kos
Cheapest flights from Massachusetts to KosExplore 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 April 1, 2025.
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 April 1, 2025.
This Mytrip deal was found by Cheapflights users on 3/31. 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 5/154:15 pmBOS - KGS
3 stops35h 40mMultiple Airlines
Thu 5/2211:25 amKGS - BOS
3 stops33h 30mMultiple Airlines
Deal found 3/31![Multiple Airlines logo]()
$823
This Orbitz deal was found by Cheapflights users on 3/30. 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.
Tue 7/295:05 pmBOS - KGS
1 stop19h 50mSWISS
Wed 8/68:40 pmKGS - BOS
1 stop25h 45mSWISS
Deal found 3/30![SWISS logo]()
$1,044
This FlightHub deal was found by Cheapflights users on 3/31. 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.
Wed 7/3010:00 pmBOS - KGS
1 stop13h 40mLufthansa
Wed 8/61:30 pmKGS - BOS
1 stop13h 40mLufthansa
Deal found 3/31![Lufthansa logo]()
$1,053
This StudentUniverse deal was found by Cheapflights users on 3/30. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2910:20 amBOS - KGS
3 stops48h 10mEmirates
Wed 8/611:25 amKGS - BOS
2 stops33h 45mEmirates
Deal found 3/30![Emirates logo]()
$1,940
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 April 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
Thu 5/15
4:15 pm-10:55 am
3 stops35h 40m
Kos
Thu 5/22
11:25 am-1:55 pm
3 stops33h 30m
$823
BostonKos
BOS - KGS
BOSKGS
Boston Logan Intl
Tue 7/29
5:05 pm-7:55 pm
1 stop19h 50m
Kos
Wed 8/6
8:40 pm-3:25 pm
1 stop25h 45m
$1,044
BostonKos
BOS - KGS
BOSKGS
Boston Logan Intl
Wed 7/30
10:00 pm-6:40 pm
1 stop13h 40m
Kos
Wed 8/6
1:30 pm-8:10 pm
1 stop13h 40m
$1,053
BostonKos
BOS - KGS
BOSKGS
Boston Logan Intl
Tue 7/29
10:20 am-5:30 pm
3 stops48h 10m
Kos
Wed 8/6
11:25 am-2:10 pm
2 stops33h 45m
$1,940
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).
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.
Traveling to a place near Massachusetts?
Book flights to Massachusetts if you plan to visit one of these locationsKardamena
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.
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 April 1, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$928 | Average$1,213 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$981 | Average$1,159 | FlexibilityNo cancel fee | On-time76% |