Flight tickets from Washington Ronald Reagan to Porto

Compare Washington Ronald Reagan to Porto flight deals

Find the cheapest month or even day of the year to fly to Porto

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Flight deals from Washington Ronald Reagan to Porto

Looking for a cheap last-minute deal or the best return flight from Washington Ronald Reagan Airport to Porto Airport? If you want to travel next month, return fares start from ₹ 99,609. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Washington Ronald Reagan to Porto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Washington Ronald Reagan to Porto flights are currently cheapest in November.

Washington Ronald Reagan to Porto: Alternative routes

Compare routes from Washington Ronald Reagan to Porto below. You may find an airport to fly into that's cheaper, faster, or easier than Porto.

Washington D.C. to Porto: Flight information

The things to know before you go.
Cheapest flight found₹ 32,392
Cheapest month to flyNovember

Finding cheap flights from Washington Ronald Reagan to Porto: Frequently asked questions

The best price we found for a return flight from Washington Ronald Reagan to Porto is ₹ 70,533. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Washington Ronald Reagan to Porto. But we found flights with one or more stops from ₹ 70,533.
As of May 2026, there are no flights flying from Washington Ronald Reagan to Porto.
The cheapest month to fly from Washington Ronald Reagan to Porto is usually November.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Washington Ronald Reagan Airport to Porto Airport on Wednesday, 18 November 2026.
No airlines currently offer direct flights between Washington Ronald Reagan Airport and Porto Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Porto but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Porto is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Delta offers the cheapest flight tickets to Porto.

Travelling from Ronald Reagan National Airport (DCA) to Porto Airport (OPO): what you need to know

  • The timezone in Porto is UTC+0, which is four hours ahead of Washington DC.

  • To ensure you get on your DCA to OPO flight, allow plenty of time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general rule.

  • Travelling during a peak time like February? Major public holidays and other high seasons can mean longer lines and delays at check-in and security. Play things extra safe and get there up to four hours before an international flight and two hours before domestic departures.

  • If you'd like to explore another city along the way, just uncheck 'Direct flights only' when searching for your ticket from Ronald Reagan National Airport to Porto Airport. Here are the most popular stopovers between DCA and OPO:

    • John F. Kennedy International Airport

    • Logan International Airport

    • Newark Liberty International Airport

How to find the cheapest flights from Ronald Reagan National Airport (DCA) to Porto Airport (OPO)

  • The lowest price we've seen for a one-way Ronald Reagan National Airport to Porto Airport flight is ₹ 32,392. A return plane ticket right now is ₹ 70,533. Depending on the availability and when you book, these fares can change.

  • It's usually best to book as early as possible if you're hoping to get cheap tickets from DCA to OPO. That's because airlines change prices based on demand, which tends to rise closer to departure.

  • The 'Whole month' tool shows you the cheapest flights from Ronald Reagan National Airport to Porto Airport throughout the month. It's a good way to find a bargain if your travel dates are flexible.

  • Stay on top of deals for cheap flights from DCA to OPO by setting up a Price Alert. We'll send you an email or notification on the app when a new low fare is offered.

  • Tailor your trip using filters. Pick your ideal departure and arrival times, total journey duration and airlines. You can also sort your results by 'Best,' 'Cheapest' or 'Fastest' flights from Ronald Reagan National Airport to Porto Airport.

Handy information about Ronald Reagan National Airport (DCA)

  • You'll find DCA at 1 Aviation Circle.

  • When it comes to the on-time performance of Ronald Reagan National Airport, data shows 76.44% of flights stick to their scheduled arrival time.

  • To get to Ronald Reagan National Airport from central Washington DC, it takes about 15 minutes if you're travelling by car. Of course, this depends on traffic conditions. It's approximately 8 kilometres from the airport to the city centre.

  • The journey when using public transport takes roughly 45 minutes.

  • Get your journey off to a relaxed start by staying near DCA. Whether you have an early flight from Ronald Reagan National Airport to Porto Airport or just don't want to be rushed, these hotels have you covered:

Arriving at Porto Airport (OPO)

  • The last thing you need is a long trip to your hotel if you're getting in late on a Ronald Reagan National Airport to Porto Airport flight. Check in to one of these accommodation options near OPO instead:

  • Fast-track your adventure by picking up a Porto Airport rental car. Grab your wheels from Klass Wagen, Goldcar or Drive & Go and experience the lesser-explored corners of Porto and beyond.

  • To lock in the lowest price, book your ride from Porto Airport about three weeks in advance.

Getting from Porto Airport (OPO) to central Porto

  • Porto Airport is approximately 16 kilometres from the centre of Porto. Driving there takes about 20 minutes.

  • If you're travelling on public transport, expect a journey of roughly 50 minutes.

When to fly to Porto Airport (OPO)

  • It's time to choose your travel dates for your flight from Ronald Reagan National Airport to Porto Airport. August is the busiest month to head to Porto. If you want a more low-key vibe, go in January.

  • The warmest month in Porto is August, with the temperature ranging between 14ºC and 32ºC. Lock in your flights from Ronald Reagan National Airport to Porto Airport in this month if this is the type of weather you enjoy.

  • For cooler conditions, search for a cheap ticket from DCA to OPO in January. Average temperatures are between 3ºC and 14ºC then.

Explore more of Portugal

  • You've visited Porto, now it's time to discover more of Portugal. Journey around 274 kilometres south to Lisbon to tick off its top sights. From Torre de Belem Garden to Estrela At Lisbon - Tram 28 and Archaeological museum of Sao Jorge Castle, you'll have a packed itinerary ahead.

  • Amadora is another favourite destination in Portugal and is around 274 kilometres south of Porto. No journey is complete without experiencing Jardim Porta do Viveiro Alfragide, Jardim Caracol do Victor Alfragide and Jardim e estatua Eduardo Jorge.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.