Fly from
Fly to
Route
Depart
Return
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
lun. 3/9
8:00 pm-9:30 am
1 stop9h 30m
Porto
mié. 5/6
12:35 pm-9:56 am
2 stops26h 21m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
jue. 1/8
10:40 pm-9:15 pm
1 stop17h 35m
Porto
mar. 1/13
8:20 am-3:15 pm
1 stop11h 55m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
dom. 12/7
10:45 pm-6:05 pm
1 stop14h 20m
Porto
lun. 12/22
5:55 pm-2:45 pm
1 stop25h 50m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
jue. 2/26
10:10 pm-6:30 pm
1 stop15h 20m
Porto
lun. 3/2
7:20 pm-8:20 pm
1 stop30h 00m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
jue. 2/5
12:16 pm-7:40 am
2 stops14h 24m
Porto
mié. 2/11
8:20 am-7:50 pm
1 stop16h 30m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
mié. 4/8
6:05 pm-3:00 pm
1 stop15h 55m
Porto
lun. 4/13
9:15 pm-8:05 pm
1 stop27h 50m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
dom. 4/5
9:40 pm-6:30 pm
1 stop15h 50m
Porto
mié. 5/13
8:40 am-7:55 pm
1 stop16h 15m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
lun. 1/19
4:45 pm-11:45 am
1 stop14h 00m
Porto
sáb. 2/7
8:20 am-10:56 pm
2 stops19h 36m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
mié. 11/19
1:00 pm-9:30 am
1 stop15h 30m
Porto
lun. 11/24
12:05 pm-8:00 pm
1 stop12h 55m
BostonPorto
BOS - OPO
BOSOPO
Boston Logan Intl
mié. 4/8
5:30 am-6:30 pm
2 stops32h 00m
Porto
lun. 4/13
7:20 pm-7:55 pm
1 stop29h 35m
Prices for flights from Maine to Porto Airport are refreshed on a daily basis.
As of October 2025, there are 11 operators available to choose from for flights from Maine to Porto Airport.
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Maine to Porto Airport.
The travel and health documents you'll need for your trip to Porto Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Porto Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
Finding the right flight to Porto from Maine is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.
momondo does allow users to show only those flights to Porto from Maine which offer a flexible booking policy as well as other useful filters and features.
Once you have performed a search for Maine to Porto flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
If you are simply researching potential flights to Porto, momondo offers a useful price alert feature which will track prices for flights to Porto from Maine and alert you when they change.