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.

$443 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

Thu, Oct 15 - Sun, Oct 18

9:15 pm - 10:00 pmBOS Boston Logan Intl-KGS Kos

17h 45m1 stop Dublin

9:00 pm - 6:50 pmKGS Kos-BOS Boston Logan Intl

28h 50m2 stops Dublin Reykjavik Keflavik Intl

$943Multiple Airlines

Wed, Oct 14 - Sat, Oct 17

5:50 pm - 9:55 pmBOS Boston Logan Intl-KGS Kos

21h 05m2 stops Kastrup Copenhagen Athens Eleftherios V.

4:15 pm - 3:35 pmKGS Kos-BOS Boston Logan Intl

30h 20m2 stops Athens Eleftherios V. Kastrup Copenhagen

$952Multiple Airlines

Sun, Oct 4 - Thu, Oct 8

6:30 pm - 9:55 pmBOS Boston Logan Intl-KGS Kos

20h 25m2 stops Shannon London Heathrow

6:00 am - 8:20 pmKGS Kos-BOS Boston Logan Intl

21h 20m3 stops Athens Eleftherios V. Barcelona-El Prat Lisbon Humberto Delgado

$967Multiple Airlines

Sun, Oct 4 - Thu, Oct 8

9:30 pm - 9:55 pmBOS Boston Logan Intl-KGS Kos

17h 25m1 stop London Heathrow

6:00 am - 8:20 pmKGS Kos-BOS Boston Logan Intl

21h 20m3 stops Athens Eleftherios V. Barcelona-El Prat Lisbon Humberto Delgado

$982Multiple Airlines

Sun, Oct 4 - Thu, Oct 8

9:30 pm - 10:40 pmBOS Boston Logan Intl-KGS Kos

18h 10m1 stop London Heathrow

6:00 am - 9:05 pmKGS Kos-BOS Boston Logan Intl

22h 05m2 stops Athens Eleftherios V. Barcelona-El Prat

$1,008Multiple Airlines

Wed, Oct 14 - Tue, Oct 20

9:50 pm - 12:50 pmBOS Boston Logan Intl-KGS Kos

32h 00m1 stop London Heathrow

2:20 pm - 5:00 pmKGS Kos-BOS Boston Logan Intl

33h 40m1 stop London Gatwick

$1,042British Airways

Tue, Oct 13 - Wed, Oct 21

7:35 pm - 8:55 pmBOS Boston Logan Intl-KGS Kos

18h 20m1 stop London Heathrow

9:45 pm - 5:00 pmKGS Kos-BOS Boston Logan Intl

26h 15m1 stop London Gatwick

$1,042British Airways

Wed, Oct 14 - Mon, Oct 19

7:35 pm - 12:50 pmBOS Boston Logan Intl-KGS Kos

34h 15m1 stop London Heathrow

9:45 pm - 4:55 pmKGS Kos-BOS Boston Logan Intl

26h 10m1 stop London Gatwick

$1,042British Airways

Fri, Oct 16 - Mon, Oct 19

9:40 pm - 8:00 pmBOS Boston Logan Intl-KGS Kos

15h 20m1 stop Zurich

11:00 am - 3:10 pmKGS Kos-BOS Boston Logan Intl

35h 10m1 stop Zurich

$1,051SWISS

Fri, Oct 16 - Tue, Oct 20

9:40 pm - 8:00 pmBOS Boston Logan Intl-KGS Kos

15h 20m1 stop Zurich

8:30 pm - 3:10 pmKGS Kos-BOS Boston Logan Intl

25h 40m1 stop Zurich

$1,051SWISS

Useful Info

Cheapest flight	$443

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.