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Cheap flights from Washington, D.C. to Porto from $316

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Porto departing on 8/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Easily compare round-trip flights from Washington, D.C. to Porto

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington, D.C. to Porto by changing tabs
Multiple Airlines
May 14
IAD8:16 amWashington, D.C. Dulles Intl
24h 29m
2 stops
OPO1:45 pmPorto
May 23
OPO7:20 pmPorto
25h 55m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl
Air France
Aug 2
BWI7:53 pmBaltimore/Washington
17h 22m
2 stops
OPO6:15 pmPorto
Aug 26
OPO9:15 amPorto
36h 15m
2 stops
BWI4:30 pmBaltimore/Washington
PLAY
Jul 29
IAD6:50 pmWashington, D.C. Dulles Intl
20h 10m
1 stop
OPO8:00 pmPorto
Aug 13
OPO8:55 pmPorto
25h 45m
1 stop
IAD5:40 pmWashington, D.C. Dulles Intl
Delta
May 20
IAD6:25 pmWashington, D.C. Dulles Intl
16h 05m
1 stop
OPO3:30 pmPorto
May 24
OPO9:15 amPorto
18h 59m
2 stops
IAD11:14 pmWashington, D.C. Dulles Intl
Austrian Airlines
Aug 2
IAD5:35 pmWashington, D.C. Dulles Intl
19h 25m
1 stop
OPO6:00 pmPorto
Aug 18
OPO6:45 pmPorto
24h 50m
1 stop
IAD2:35 pmWashington, D.C. Dulles Intl
ITA Airways
Jul 15
IAD4:30 pmWashington, D.C. Dulles Intl
21h 50m
2 stops
OPO7:20 pmPorto
Jul 22
OPO7:35 amPorto
36h 05m
2 stops
IAD2:40 pmWashington, D.C. Dulles Intl

Find the cheapest one-way flights from Washington, D.C. to Porto

If you're looking for one-way flights from Washington, D.C. to Porto, view some of our deals below provided by PLAY and TAP AIR PORTUGAL
PLAY
Aug 5
IAD6:50 pmWashington, D.C. Dulles Intl
20h 10m
1 stop
OPO8:00 pmPorto
Multiple Airlines
Jul 15
BWI8:30 pmBaltimore/Washington
18h 45m
2 stops
OPO8:15 pmPorto
TAP AIR PORTUGAL
Jul 21
IAD10:20 pmWashington, D.C. Dulles Intl
21h 10m
1 stop
OPO12:30 amPorto

Search last-minute flights to Porto from Washington, D.C.

Find and compare round-trip flight prices for your last-minute flight from Washington, D.C. to Porto
Multiple Airlines
May 14
IAD8:16 amWashington, D.C. Dulles Intl
24h 29m
2 stops
OPO1:45 pmPorto
May 23
OPO7:20 pmPorto
25h 55m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl
Air France
May 14
IAD4:59 pmWashington, D.C. Dulles Intl
41h 31m
2 stops
OPO3:30 pmPorto
May 22
OPO4:20 pmPorto
28h 50m
1 stop
IAD4:10 pmWashington, D.C. Dulles Intl
Delta
May 14
IAD9:20 pmWashington, D.C. Dulles Intl
13h 10m
1 stop
OPO3:30 pmPorto
May 26
OPO9:15 amPorto
14h 55m
1 stop
IAD7:10 pmWashington, D.C. Dulles Intl
TAP AIR PORTUGAL
May 14
IAD5:00 pmWashington, D.C. Dulles Intl
11h 00m
1 stop
OPO9:00 amPorto
May 22
OPO11:00 amPorto
14h 20m
1 stop
IAD8:20 pmWashington, D.C. Dulles Intl
United Airlines
May 14
DCA5:15 pmWashington, D.C. Reagan-National
11h 30m
1 stop
OPO9:45 amPorto
May 23
OPO12:35 pmPorto
11h 35m
1 stop
DCA7:10 pmWashington, D.C. Reagan-National
SWISS
May 17
IAD8:45 pmWashington, D.C. Dulles Intl
16h 45m
1 stop
OPO6:30 pmPorto
May 21
OPO8:40 amPorto
12h 35m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl

Best airlines flying from Washington, D.C. to Porto

Compare and see reviews for airlines that fly from Washington, D.C. to Porto with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $413Free CancellationRating
7.8
2,013 reviews
Search SWISS flights
British AirwaysPriceFrom $418Free CancellationRating
6.8
6,868 reviews
Search British Airways flights
Air FrancePriceFrom $418Free CancellationRating
7.5
1,777 reviews
Search Air France flights
American AirlinesPriceFrom $418Free CancellationRating
7.3
14,677 reviews
Search American Airlines flights
IberiaPriceFrom $420Free CancellationRating
7.1
2,745 reviews
Search Iberia flights
DeltaPriceFrom $420Free CancellationRating
8.0
10,789 reviews
Search Delta flights
LufthansaPriceFrom $423Free CancellationRating
7.0
7,691 reviews
Search Lufthansa flights
KLMPriceFrom $428Free CancellationRating
7.8
1,592 reviews
Search KLM flights
Brussels AirlinesPriceFrom $431Free CancellationRating
7.2
591 reviews
Search Brussels Airlines flights
United AirlinesPriceFrom $485Free CancellationRating
7.4
11,043 reviews
Search United Airlines flights

Air France flights from Washington, D.C. to Porto

Our best Air France deals on Washington, D.C. to Porto flight tickets
Air France
Aug 2
BWI7:53 pmBaltimore/Washington
17h 22m
2 stops
OPO6:15 pmPorto
Aug 26
OPO9:15 amPorto
36h 15m
2 stops
BWI4:30 pmBaltimore/Washington
Air France
Aug 2
BWI5:37 pmBaltimore/Washington
19h 38m
2 stops
OPO6:15 pmPorto
Aug 26
OPO4:20 pmPorto
30h 03m
2 stops
BWI5:23 pmBaltimore/Washington
Air France
May 20
IAD6:25 pmWashington, D.C. Dulles Intl
16h 05m
1 stop
OPO3:30 pmPorto
May 24
OPO9:15 amPorto
14h 55m
1 stop
IAD7:10 pmWashington, D.C. Dulles Intl

Delta flights from Washington, D.C. to Porto

Our best Delta deals on Washington, D.C. to Porto flight tickets
Delta
May 20
IAD6:25 pmWashington, D.C. Dulles Intl
16h 05m
1 stop
OPO3:30 pmPorto
May 24
OPO9:15 amPorto
18h 59m
2 stops
IAD11:14 pmWashington, D.C. Dulles Intl
Delta
Jul 15
BWI5:37 pmBaltimore/Washington
16h 53m
2 stops
OPO3:30 pmPorto
Jul 22
OPO9:15 amPorto
18h 53m
2 stops
BWI11:08 pmBaltimore/Washington
Delta
Jul 15
BWI6:07 pmBaltimore/Washington
16h 23m
2 stops
OPO3:30 pmPorto
Jul 22
OPO9:15 amPorto
18h 53m
2 stops
BWI11:08 pmBaltimore/Washington

How to get the cheapest flight ticket from Washington, D.C. to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from Washington, D.C. to Porto?

January. The cheapest time of year to fly to Porto from Washington, D.C. is January. Most expensive is June

What is the cheapest day to depart Washington, D.C. for Porto?

Monday. The cheapest day of the week is typically Monday. The most expensive is typically Thursday

When is the cheapest time to fly from Washington, D.C. to Porto?

In the afternoon. Washington, D.C. to Porto flights are approximately 17% more expensive at noon than in the afternoon

What is the cheapest airline that flies to Porto from Washington, D.C.?

Brussels Airlines. Air France, Brussels Airlines, and Iberia are the most popular carriers operating from Washington, D.C. to Porto

What is the cheapest Washington, D.C. to Porto flight route?

Washington, D.C. Dulles Intl - Porto. Fly from Washington, D.C. Dulles Intl to Porto for the best Washington, D.C. - Porto flight prices

How far in advance should you book Washington, D.C. to Porto flights?

13 days before. The cheapest time to buy a flight from Washington, D.C. to Porto is approximately 13 days to departure

Cheap Washington, D.C. to Porto (WAS to OPO) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Porto

Best Price Found

$316

Fastest flight time

9h 30m

Direct flights

None

Airports in Porto

1 airport
The best one-way flight to Porto from Washington, D.C. in the past 72 hours is $316. The best round-trip flight deal from Washington, D.C. to Porto found on momondo in the last 72 hours is $584.
The fastest flight from Washington, D.C. to Porto takes 9h 30m
There are no direct flights from Washington, D.C. to Porto. Popular non-direct routes for this connection are Baltimore/Washington Airport - Porto Airport, Washington, D.C. Reagan-National Airport - Porto Airport and Washington, D.C. Dulles Intl Airport - Porto Airport.
There is 1 airport near Porto: Porto (OPO)

  • How far is Washington, D.C. to Porto by plane?

    The straight-line distance from Washington, D.C. to Porto is 3523.1 mi. By plane, this route typically takes 9h 30m.

  • When did momondo last update prices for flights from Washington, D.C. to Porto Airport?

    Prices for flights from Washington, D.C. to Porto Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Washington, D.C. to Porto Airport?

  • How old do you have to be to fly from Washington, D.C. to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Porto Airport.

  • What documentation or ID do you need to fly to Porto Airport?

    The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Porto?

It is quick and easy to find Washington, D.C. to Porto flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Porto that suits you.

Can I find flights from Washington, D.C. to Porto with flexible booking policies on momondo?

Flights from Washington, D.C. to Porto with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington, D.C. to Porto?

momondo provides multiple filters to help you find the best flight to Porto from Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington, D.C. to Porto right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Washington, D.C. to Porto now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Porto and let you know when they change.


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