found on kayak, not a good mr deal but cheap, other dates available in May


Depart
Thu, May 15 BOS to CMB – 2 stops 22h 35m
This flight leaves on Thursday (May 15) and arrives on Saturday (May 17).
SWISS – Flight 53 7h 10m
Take-off Thu 9:45p BOS Boston, MA
Landing Fri 10:55a ZRH Zurich, Switzerland
Airbus A330-300 (Wide-body Jet) | 7h 10m
Change planes
ZRH Zurich, Switzerland
1h 50m
SWISS – Flight 244 6h 05m
Take-off Fri 12:45p ZRH Zurich, Switzerland
Landing Fri 8:50p DXB Dubai, United Arab Emirates
Airbus A330-300 (Wide-body Jet) | 6h 05m
Change planes
DXB Dubai, United Arab Emirates
2h 55m
SriLankan Airlines – Flight 2944
Operated by Mihin Lanka 4h 35m
Take-off Fri 11:45p DXB Dubai, United Arab Emirates
Landing Sat 5:50a CMB Colombo, Sri Lanka
Airbus A321-100/200 (Narrow-body Jet) | 4h 35m
Return
Mon, May 26 CMB to BOS – 2 stops 35h 00m
This flight leaves on Monday (May 26) and arrives on Tuesday (May 27).
SriLankan Airlines – Flight 225 4h 45m
Take-off Mon 6:25p CMB Colombo, Sri Lanka
Landing Mon 9:40p DXB Dubai, United Arab Emirates
Airbus A340-300 (Wide-body Jet) | 4h 45m
Change planes
DXB Dubai, United Arab Emirates
3h 55m
SWISS – Flight 245 6h 45m
Take-off Tue 1:35a DXB Dubai, United Arab Emirates
Landing Tue 6:20a ZRH Zurich, Switzerland
Airbus A330-300 (Wide-body Jet) | 6h 45m
Change planes
ZRH Zurich, Switzerland
11h 10m
SWISS – Flight 52 8h 25m
Take-off Tue 5:30p ZRH Zurich, Switzerland
Landing Tue 7:55p BOS Boston, MA
Airbus A330-300 (Wide-body Jet) | 8h 25m