Most accurate provider | Gotogate 3 stars |
---|---|
Most trusted provider | Gotogate 3 stars |
Round-trip from | $521 (Gotogate) |
One-way from | $340 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $493 |
Fly from
Fly to
Route
Depart
Return
Price
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Mon 3/10
7:20 pm-5:25 pm
1 stop26h 05m
Washington, D.C. Dulles Intl
Sun 3/23
9:45 pm-6:30 pm
1 stop16h 45m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Sat 3/22
12:40 pm-3:35 pm
1 stop30h 55m
Washington, D.C. Dulles Intl
Sat 3/29
8:45 pm-5:30 pm
1 stop16h 45m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Thu 4/10
6:00 am-3:50 pm
1 stop14h 50m
Washington, D.C. Dulles Intl
Sun 4/20
11:05 pm-11:20 pm
1 stop19h 15m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Wed 5/7
6:00 am-7:50 pm
1 stop18h 50m
Washington, D.C. Dulles Intl
Tue 5/13
6:22 am-3:45 pm
2 stops28h 23m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Mon 3/10
6:00 am-8:05 am
2 stops30h 05m
Washington, D.C. Dulles Intl
Sun 3/23
10:35 am-11:15 am
2 stops20h 40m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Sat 4/12
8:35 pm-3:00 pm
1 stop23h 25m
Washington, D.C. Dulles Intl
Sat 4/19
4:35 pm-7:35 am
1 stop10h 00m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Fri 4/11
11:15 am-8:10 pm
1 stop13h 55m
Washington, D.C. Dulles Intl
Sun 4/20
10:40 pm-8:25 pm
1 stop16h 45m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Thu 4/10
8:15 am-7:41 pm
2 stops16h 26m
Washington, D.C. Dulles Intl
Sun 4/20
4:35 pm-3:55 pm
1 stop18h 20m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Tue 5/6
11:00 am-8:50 pm
1 stop14h 50m
Washington, D.C. Dulles Intl
Fri 5/9
10:20 pm-3:05 pm
1 stop11h 45m
PortoWashington, D.C.
OPO - IAD
OPOIAD
Porto
Fri 4/11
6:40 am-7:41 pm
2 stops18h 01m
Washington, D.C. Dulles Intl
Sun 4/20
1:49 pm-10:40 am
2 stops15h 51m
Provider | Price Accuracy | Trust Score* |
---|---|---|
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*3 stars | |
Price Accuracy3 stars | Trust Score*2 stars | |
Price Accuracy1 star | Trust Score*3 stars |
Currently, August is the cheapest month in which you can book a flight from Porto to Washington, D.C. Dulles Intl Airport (average of $309). Flying from Porto to Washington, D.C. Dulles Intl Airport in June is currently the most expensive (average of $389). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Porto to Washington, D.C. Dulles Intl Airport as you normally would.
In terms of precipitation, rainfall in Washington, D.C. Dulles Intl Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Dulles Intl Airport when rainfall is around 2.6 in.
If weather is an important factor for your trip to Washington, D.C. Dulles Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).
Comfort
Entertainment
Food
Crew
Boarding
Overall
Reviews
Aaron,Oct 2024
TUS - LAX
Comfort
Entertainment
Food
Crew
Boarding
Overall
Reviews
Aaron,Oct 2024
TUS - LAX