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Cheap flights from Porto to Washington, D.C. Dulles Intl Airport from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Washington, D.C. Dulles Intl Airport departing on 8/24. 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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Mon 5/20

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Easily compare round-trip flights from Porto to Washington, D.C. Dulles Intl Airport

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 Porto to Washington, D.C. Dulles Intl Airport by changing tabs
Multiple Airlines
Sep 28
OPO5:00 pmPorto
25h 30m
1 stop
IAD1:30 pmWashington, D.C. Dulles Intl
Oct 20
IAD10:20 pmWashington, D.C. Dulles Intl
20h 00m
1 stop
OPO11:20 pmPorto
SWISS
Sep 28
OPO8:40 amPorto
34h 35m
2 stops
IAD2:15 pmWashington, D.C. Dulles Intl
Oct 20
IAD5:45 pmWashington, D.C. Dulles Intl
19h 30m
1 stop
OPO6:15 pmPorto
KLM
Jun 16
OPO8:30 pmPorto
24h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Aug 5
IAD7:50 pmWashington, D.C. Dulles Intl
14h 50m
2 stops
OPO3:40 pmPorto
American Airlines
Jun 7
OPO12:25 pmPorto
11h 50m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
Jun 14
IAD8:15 pmWashington, D.C. Dulles Intl
42h 40m
2 stops
OPO7:55 pmPorto
Air France
Jul 30
OPO9:15 amPorto
14h 55m
1 stop
IAD7:10 pmWashington, D.C. Dulles Intl
Aug 20
IAD9:20 pmWashington, D.C. Dulles Intl
13h 10m
1 stop
OPO3:30 pmPorto
Multiple Airlines
Jun 16
OPO8:30 pmPorto
24h 05m
1 stop
IAD3:35 pmWashington, D.C. Dulles Intl
Aug 5
IAD6:25 pmWashington, D.C. Dulles Intl
16h 05m
1 stop
OPO3:30 pmPorto

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

If you're looking for one-way flights from Porto to Washington, D.C. Dulles Intl Airport, view some of our deals below provided by American Airlines, PLAY and TAP AIR PORTUGAL
PLAY
Aug 24
OPO8:55 pmPorto
25h 45m
1 stop
IAD5:40 pmWashington, D.C. Dulles Intl
Multiple Airlines
Jun 19
OPO5:10 pmPorto
29h 30m
2 stops
IAD5:40 pmWashington, D.C. Dulles Intl
TAP AIR PORTUGAL
Sep 24
OPO7:00 amPorto
13h 20m
1 stop
IAD3:20 pmWashington, D.C. Dulles Intl

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

Find and compare round-trip flight prices for your last-minute flight from Porto to Washington, D.C. Dulles Intl Airport
British Airways
May 16
OPO12:20 pmPorto
11h 55m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
May 30
IAD8:45 pmWashington, D.C. Dulles Intl
10h 00m
1 stop
OPO11:45 amPorto
SWISS
May 16
OPO8:40 amPorto
12h 35m
1 stop
IAD4:15 pmWashington, D.C. Dulles Intl
May 30
IAD5:45 pmWashington, D.C. Dulles Intl
39h 00m
2 stops
OPO1:45 pmPorto
United Airlines
May 16
OPO12:35 pmPorto
13h 07m
1 stop
IAD8:42 pmWashington, D.C. Dulles Intl
May 30
IAD5:33 pmWashington, D.C. Dulles Intl
12h 32m
2 stops
OPO11:05 amPorto
Air France
May 16
OPO4:20 pmPorto
33h 05m
2 stops
IAD8:25 pmWashington, D.C. Dulles Intl
May 30
IAD10:15 pmWashington, D.C. Dulles Intl
36h 15m
2 stops
OPO3:30 pmPorto
Multiple Airlines
May 16
OPO9:55 pmPorto
24h 45m
3 stops
IAD5:40 pmWashington, D.C. Dulles Intl
May 30
IAD1:00 pmWashington, D.C. Dulles Intl
13h 00m
2 stops
OPO7:00 amPorto
British Airways
May 16
OPO12:20 pmPorto
11h 55m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
May 30
IAD8:45 pmWashington, D.C. Dulles Intl
10h 00m
1 stop
OPO11:45 amPorto

Best airlines flying from Porto to Washington, D.C. Dulles Intl Airport

Compare and see reviews for airlines that fly from Porto to Washington, D.C. Dulles Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
KLMPriceFrom $488Free CancellationRating
7.8
1,592 reviews
Search KLM flights
TAP AIR PORTUGALPriceFrom $501Free CancellationRating
7.1
2,155 reviews
Search TAP AIR PORTUGAL flights

American Airlines flights from Porto to Washington, D.C. Dulles Intl Airport

Our best American Airlines deals on Porto to Washington, D.C. Dulles Intl Airport flight tickets
American Airlines
Jun 7
OPO12:25 pmPorto
11h 50m
1 stop
IAD7:15 pmWashington, D.C. Dulles Intl
Jun 14
IAD8:15 pmWashington, D.C. Dulles Intl
42h 40m
2 stops
OPO7:55 pmPorto
American Airlines
Jun 16
OPO12:20 pmPorto
33h 03m
2 stops
IAD4:23 pmWashington, D.C. Dulles Intl
Aug 5
IAD5:00 amWashington, D.C. Dulles Intl
21h 35m
3 stops
OPO7:35 amPorto

Air France flights from Porto to Washington, D.C. Dulles Intl Airport

Our best Air France deals on Porto to Washington, D.C. Dulles Intl Airport flight tickets
Air France
Jul 30
OPO9:15 amPorto
14h 55m
1 stop
IAD7:10 pmWashington, D.C. Dulles Intl
Aug 20
IAD9:20 pmWashington, D.C. Dulles Intl
13h 10m
1 stop
OPO3:30 pmPorto
Air France
May 16
OPO4:20 pmPorto
33h 05m
2 stops
IAD8:25 pmWashington, D.C. Dulles Intl
May 30
IAD10:15 pmWashington, D.C. Dulles Intl
36h 15m
2 stops
OPO3:30 pmPorto

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

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 Porto to Washington, D.C. Dulles Intl Airport?

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

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

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

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

Porto to Washington, D.C. Dulles Intl Airport flights are currently only available in the morning

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

KLM. KLM and TAP AIR PORTUGAL are the most popular carriers operating from Porto to Washington, D.C. Dulles Intl Airport

Cheap Porto to Washington, D.C. Dulles Intl Airport (OPO to IAD) flight deals and tips

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

Best Price Found

$339

Fastest flight time

11h 45m

Direct flights

None
The best one-way flight to Washington, D.C. Dulles Intl Airport from Porto in the past 72 hours is $339. The best round-trip flight deal from Porto to Washington, D.C. Dulles Intl Airport found on momondo in the last 72 hours is $583.
The fastest flight from Porto to Washington, D.C. Dulles Intl Airport takes 11h 45m
There are no direct flights from Porto to Washington, D.C. Dulles Intl Airport. Popular non-direct route for this connection is Porto Airport - Washington, D.C. Dulles Intl Airport.

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

    There are 3541.8 mi between Porto and Washington, D.C. Dulles Intl. A reasonable flight in good conditions will take 11h 50m.

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

    Prices for flights from Porto Airport to Washington, D.C. Dulles Intl Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Washington, D.C. Dulles Intl Airport.

  • What documentation or ID do you need to fly to Washington, D.C. Dulles Intl Airport?

    The necessary travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Porto to Washington, D.C.. Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Porto to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Porto to Washington, D.C. flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Porto to Washington, D.C. flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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Mon 5/13
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