How does KAYAK find such low prices on flights from Massachusetts to Kos?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Kos.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Kos?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Kos from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Massachusetts to Kos?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Kos with an airline and back to Massachusetts with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Kos?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Kos from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Cheap Flights from Massachusetts to Kos

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Cheap Flights from Massachusetts to Kos

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Recent round-trip flight deals from Massachusetts to Kos

Sun, Oct 25 - Sun, Nov 1

5:05 pm - 10:25 amBOS Boston Logan Intl-KGS Kos

11h 20m1 stop Frankfurt am Main

10:40 am - 8:20 pmKGS Kos-BOS Boston Logan Intl

16h 40m1 stop Zurich

$921Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

8:50 pm - 7:05 pmBOS Boston Logan Intl-KGS Kos

16h 15m2 stops Reykjavik Keflavik Intl Frankfurt am Main

8:40 pm - 8:00 pmKGS Kos-BOS Boston Logan Intl

30h 20m3 stops Athens Eleftherios V. Lisbon Humberto Delgado Ponta Delgada Nordela

$1,062Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

8:50 pm - 7:05 pmBOS Boston Logan Intl-KGS Kos

16h 15m2 stops Reykjavik Keflavik Intl Frankfurt am Main

8:40 pm - 7:55 pmKGS Kos-BOS Boston Logan Intl

30h 15m2 stops Athens Eleftherios V. Lisbon Humberto Delgado

$1,066Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

11:10 pm - 7:45 amBOS Boston Logan Intl-KGS Kos

26h 35m3 stops Lisbon Humberto Delgado Rome Fiumicino Athens Eleftherios V.

8:40 pm - 7:55 pmKGS Kos-BOS Boston Logan Intl

30h 15m3 stops Athens Eleftherios V. Rome Fiumicino Lisbon Humberto Delgado

$1,123Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

5:05 pm - 10:25 amBOS Boston Logan Intl-KGS Kos

11h 20m1 stop Frankfurt am Main

10:40 am - 7:02 pmKGS Kos-BOS Boston Logan Intl

39h 22m2 stops Zurich Montreal Pierre Elliott Trudeau Intl

$1,164Multiple Airlines

Sun, Oct 18 - Wed, Oct 21

11:05 pm - 5:35 pmBOS Boston Logan Intl-KGS Kos

35h 30m2 stops Dubai Intl Athens Eleftherios V.

6:05 pm - 2:20 pmKGS Kos-BOS Boston Logan Intl

51h 15m2 stops Athens Eleftherios V. Dubai Intl

$1,819Emirates

Sun, Oct 18 - Wed, Oct 21

11:05 pm - 5:35 pmBOS Boston Logan Intl-KGS Kos

35h 30m2 stops Dubai Intl Athens Eleftherios V.

6:05 pm - 2:20 pmKGS Kos-BOS Boston Logan Intl

51h 15m2 stops Athens Eleftherios V. Dubai Intl

$1,865Emirates

Useful Info

Cheapest flight	$307

Flight from Boston to Kos

How does KAYAK find such low prices on flights from Massachusetts to Kos?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Massachusetts to Kos.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Massachusetts to Kos?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Kos from Massachusetts is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Massachusetts to Kos?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Kos with an airline and back to Massachusetts with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Massachusetts to Kos?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Kos from Massachusetts up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.