
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $464 (Gotogate) |
One-way from | $266 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $832 |
Fly from
Fly to
Route
Depart
Return
Price
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Mon 1/19
1:10 pm-11:15 am
3 stops41h 05m
Porto
Mon 1/26
12:05 pm-9:36 pm
2 stops38h 31m
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Mon 3/9
4:35 pm-11:40 am
2 stops15h 05m
Porto
Mon 3/30
4:35 pm-4:00 pm
1 stop28h 25m
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Mon 3/9
7:50 am-11:40 am
2 stops23h 50m
Porto
Mon 3/30
7:20 pm-4:00 pm
2 stops25h 40m
Washington, D.C.Porto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Tue 3/24
7:59 pm-3:25 pm
2 stops15h 26m
Porto
Tue 3/31
7:00 pm-3:35 pm
1 stop25h 35m
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Thu 1/8
5:40 pm-11:40 am
1 stop13h 00m
Porto
Thu 1/22
6:00 am-4:05 pm
1 stop15h 05m
BaltimorePorto
BWI - OPO
BWIOPO
Baltimore/Washington
Tue 3/24
3:35 pm-10:30 am
2 stops14h 55m
Porto
Tue 3/31
5:00 am-5:54 pm
2 stops17h 54m
Washington, D.C.Porto
DCA - OPO
DCAOPO
Washington, D.C. Reagan-National
Tue 3/24
2:25 pm-10:30 am
2 stops16h 05m
Porto
Tue 3/31
5:00 am-6:59 pm
2 stops18h 59m
Washington, D.C.Porto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Tue 3/24
7:59 pm-3:25 pm
2 stops15h 26m
Porto
Tue 3/31
5:00 am-4:37 pm
2 stops16h 37m
Washington, D.C.Porto
IAD - OPO
IADOPO
Washington, D.C. Dulles Intl
Wed 4/8
10:35 pm-3:00 pm
1 stop11h 25m
Porto
Mon 4/13
4:20 pm-3:05 pm
1 stop27h 45m
PhiladelphiaPorto
PHL - OPO
PHLOPO
Philadelphia
Wed 4/22
10:33 am-9:45 am
2 stops18h 12m
Porto
Fri 5/8
6:00 am-4:00 pm
1 stop15h 00m
One of the essential ways to save on airfare from Maryland to Porto is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at noon could potentially save you up to 44% on airfare.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$529 | Average$701 | FlexibilityNo cancel fee | On-timeN/A |