Users have found that leaving on a Friday can be a cost-effective option. It’s possible to save up to 30% on your flight compared to booking on days when demand is much higher.
When flying from Boston to Kos, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 4% versus a flight in the morning.
Fly from
Fly to
Budget
$966 - $1,143
Route
Depart
Return
Price
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Wed 10/2
1 stop16h 15m
Kos
Sat 10/12
1 stop25h 30m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Wed 10/2
2 stops20h 00m
Kos
Sat 10/12
1 stop25h 30m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Wed 10/2
2 stops20h 00m
Kos
Sat 10/12
2 stops30h 40m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Thu 9/5
2 stops42h 15m
Kos
Sat 9/14
1 stop21h 50m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Thu 9/5
2 stops42h 15m
Kos
Sat 9/14
2 stops25h 53m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Wed 9/4
1 stop12h 20m
Kos
Sat 9/14
1 stop13h 25m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Mon 9/2
1 stop19h 45m
Kos
Sat 10/5
1 stop30h 15m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Wed 9/4
2 stops14h 15m
Kos
Sat 9/14
2 stops26h 45m
Boston Logan IntlKos
BOS - KGS
BOSKGS
Boston Logan Intl
Thu 9/5
1 stop15h 00m
Kos
Sat 9/14
1 stop25h 30m
Boarding
Crew
Overall
Food
Comfort
Entertainment
Reviews
First international flight, and it was perfect. In all ways, it was much better than expected
Boarding
Crew
Overall
Food
Comfort
Entertainment
Reviews
First international flight, and it was perfect. In all ways, it was much better than expected
Boarding
Crew
Overall
Food
Comfort
Entertainment
Reviews
First international flight, and it was perfect. In all ways, it was much better than expected
Boarding
Crew
Overall
Food
Comfort
Entertainment
Reviews
First international flight, and it was perfect. In all ways, it was much better than expected
Boarding
Crew
Overall
Food
Comfort
Entertainment
Reviews
First international flight, and it was perfect. In all ways, it was much better than expected
Airline | Cheapest | Average | Flexibility | On-time |
---|---|---|---|---|
Cheapest$1,001 | Average$1,383 | FlexibilityNo cancel fee | On-time79% | |
Cheapest$1,035 | Average$1,184 | FlexibilityNo cancel fee | On-time76% |