Cheap flights from Washington, D.C. (WAS) to Porto (OPO)

WAS — OPO
Sep 27 — Oct 41

The best prices from Washington, D.C. to Porto are usually found in September or March, booked 0 days in advance, depart on a Wednesday or Sunday and return on a Thursday

How to find the cheapest flight from Washington, D.C. (WAS) to Porto (OPO)

All the information you need to plan the best WAS to OPO flight in 2022: compare Washington, D.C. to Porto flight prices with the expected peak season, weather and rainfall in Porto.

WAS - OPO

Price

$421 - $897

OPO

Temperature

48.2 - 68 °F

OPO

Rainfall

0.7 - 7.7 inches

Popular inDecemberHigh demand for flights, 43% potential price rise
Cheapest inSeptemberBest time to find cheap flights, 18% potential price drop
Round-trip from$421From Washington, D.C. (WAS) to Porto
One-way from$266One-way flight from Washington, D.C. (WAS) to Porto

What is the cheapest day to fly round-trip from Washington, D.C. to Porto?

Thursday flights are found to be more expensive to fly from Washington, D.C. to Porto. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Porto.

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

The best pricing can be found in the month of September. Prices to Porto from Washington, D.C. average $513. You can even find prices in September for less than $513, as users have found deals to Porto from as low as $355. The month of December appears to be one of the more expensive times to travel to Porto from Washington, D.C.. Flying in the targeted month can save you up to 74%.

When is the cheapest time to fly from Washington, D.C. to Porto (WAS - OPO)?

Unlike in the evening, when flights are generally more expensive, you can save up to 8% on flights from Washington, D.C. to Porto by exploring options for tickets at noon.

Cheap flights from Washington, D.C. to Porto in September, October 2022

The best prices found for WAS to OPO flights for September, October
Oct 18 - Oct 25
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

18h 15m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

23h 35m
$381

Multiple Airlines

Pick Dates

Deal found 9/19/22

Sep 26 - Oct 5
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

10h 05m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

11h 45m
$399

Iberia

Pick Dates

Deal found 9/21/22

Oct 26 - Nov 24
IAD

Washington, D.C. Dulles Intl

OPO

Porto

2 stops

15h 50m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

13h 05m
$405

United Airlines

Pick Dates

Deal found 9/20/22

Washington, D.C. to Porto 2022 flight deals

Cheap flights to Porto from Washington, D.C. found for this year
Nov 29 - Dec 6
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

16h 25m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

12h 25m
$322

TAP AIR PORTUGAL

Pick Dates

Deal found 9/21/22

Nov 29 - Dec 6
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

14h 25m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

14h 25m
$345

TAP AIR PORTUGAL

Pick Dates

Deal found 9/22/22

Oct 18 - Oct 25
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

18h 15m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

23h 35m
$381

Multiple Airlines

Pick Dates

Deal found 9/19/22

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

Nov 14 - Nov 17
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

11h 15m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

12h 35m
$410

Air France

Pick Dates

Deal found 9/22/22

Oct 26 - Nov 8
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

16h 05m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

2 stops

33h 31m
$425

Air France

Pick Dates

Deal found 9/22/22

Jan 20 - Jan 28
BWI

Baltimore/Washington

OPO

Porto

2 stops

17h 15m
OPO

Porto

BWI

Baltimore/Washington

2 stops

17h 01m
$428

Air France

Pick Dates

Deal found 9/19/22

Cheap KLM flights from Washington, D.C. to Porto

Sep 28 - Mar 1
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

23h 50m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

15h 50m
$418

KLM

Pick Dates

Deal found 9/22/22

Nov 14 - Nov 17
BWI

Baltimore/Washington

OPO

Porto

2 stops

16h 45m
OPO

Porto

BWI

Baltimore/Washington

2 stops

17h 00m
$419

KLM

Pick Dates

Deal found 9/22/22

Sep 28 - Oct 4
IAD

Washington, D.C. Dulles Intl

OPO

Porto

2 stops

18h 10m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

33h 10m
$422

KLM

Pick Dates

Deal found 9/21/22

Last minute flights from Washington, D.C. to Porto

Late deals on return flights to Porto from Washington, D.C., departing today and this week
Sep 28 - Mar 1
IAD

Washington, D.C. Dulles Intl

OPO

Porto

1 stop

23h 50m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

15h 50m
$418

KLM

Pick Dates

Deal found 9/22/22

Sep 28 - Oct 4
IAD

Washington, D.C. Dulles Intl

OPO

Porto

2 stops

18h 10m
OPO

Porto

IAD

Washington, D.C. Dulles Intl

1 stop

33h 10m
$422

KLM

Pick Dates

Deal found 9/21/22

Sep 28 - Mar 1
BWI

Baltimore/Washington

OPO

Porto

2 stops

22h 05m
OPO

Porto

BWI

Baltimore/Washington

2 stops

18h 53m
$426

Delta

Pick Dates

Deal found 9/22/22

One-way flights to Porto from Washington, D.C.

The cheapest one-way flights from Washington, D.C. to Porto
Oct 25
BWI

Baltimore/Washington

OPO

Porto

2 stops

56h 50m
$266

Multiple Airlines

Pick Dates

Deal found 9/20/22

Oct 25
BWI

Baltimore/Washington

OPO

Porto

3 stops

54h 50m
$267

Multiple Airlines

Pick Dates

Deal found 9/21/22

Oct 25
BWI

Baltimore/Washington

OPO

Porto

3 stops

58h 13m
$269

Multiple Airlines

Pick Dates

Deal found 9/20/22

Related info for your journey

Useful info, stats and facts about Washington, D.C. to Porto flights.

What airport do you fly into for flights to Porto from Washington, D.C.?

Most people fly into Porto (OPO) if they book a flight to Porto from Washington, D.C.. On average, Porto has 0 inbound flights from Washington, D.C. per day from 13 airlines. Porto is conveniently located just 6.8 mi from Porto’s city center.

Which airlines flying from Washington, D.C. to Porto have flexible cancellations due to COVID-19?

TAP AIR PORTUGAL, British Airways, and United Airlines are some of the carriers that may have flexible cancellation policies. You can use our site to filter for other airlines that may also have this kind of flexibility.

Can I find flights from Washington, D.C. to Porto for under $400 on Cheapflights?

Yes, there are multiple flights from Washington, D.C. to Porto for under $400. The cheapest flight booked recently is on TAP AIR PORTUGAL for just $322, but on average you can expect to pay $380.

Are there last-minute flights available from Washington, D.C. to Porto for under $500?

There are currently 20+ open flights from Washington, D.C. to Porto within the next 7 days for less than $500.

What are the cheapest airlines flying from Washington, D.C. to Porto round-trip?

Cheapflights users have booked flights from Washington, D.C. to Porto round-trip from $322. Other airlines that can offer you cheap pricing are Lufthansa, from $394, and United Airlines, from $405. TAP AIR PORTUGAL is priced at 37% lower than the current average price of a flight leaving 3 months from now.

What are the most popular routes from Washington, D.C. to Porto?

The most popular flight routes from Washington, D.C. to Porto are Washington, D.C. Dulles Intl - Porto, Baltimore/Washington - Porto and Washington, D.C. Reagan-National - Porto.

What are the most popular airlines that fly from Washington, D.C. to Porto?

The most popular airlines flying from Washington, D.C. to Porto are American Airlines, Air Canada and Air France. Something to consider prior to booking your flight.

What are the cheapest flights from Washington, D.C. to Porto?

While on average a flight from Washington, D.C. to Porto is generally $1,688, our data shows the cheapest flight currently is $410. When looking at the most popular route, (Washington, D.C. Dulles Intl - Porto), you can expect to pay $322 for that flight.

Top 8 airlines flying from Washington, D.C. to Porto

The chart below displays the airlines Cheapflights users traveling from Washington, D.C. to Porto choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
AirlineCheapestAverageFlexibilityOn-timeCOVID-19 safety
TAP AIR PORTUGALCheapest$360Average$557FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search TAP AIR PORTUGAL flights
IberiaCheapest$389Average$408FlexibilityNo cancel feeOn-time77%COVID-19 safety
Search Iberia flights
United AirlinesCheapest$399Average$523FlexibilityNo cancel feeOn-time69%COVID-19 safety
Search United Airlines flights
American AirlinesCheapest$400Average$405FlexibilityNo cancel feeOn-time71%COVID-19 safety
Search American Airlines flights
LufthansaCheapest$407Average$568FlexibilityNo cancel feeOn-time76%COVID-19 safety
Search Lufthansa flights
KLMCheapest$411Average$443FlexibilityNo cancel feeOn-time75%COVID-19 safety
Search KLM flights
DeltaCheapest$412Average$666FlexibilityNo cancel feeOn-timeN/ACOVID-19 safety
Search Delta flights
British AirwaysCheapest$446Average$456FlexibilityNo cancel feeOn-time70%COVID-19 safety
Search British Airways flights