Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Washington, D.C. to Porto
Cheap return flights
Cheap one-way flights
Cheap last-minute flights
Cheap direct flights
Cheap bus & train deals from Washington, D.C. to Porto
All round-trip flight deals to Porto
See travel insights to Porto from
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 to Porto?
The month of January is, on average, the cheapest month to fly to Porto from Washington, D.C., with most prices found around R7 776. The month of February is another great option to travel to Porto, with average flight prices from Washington, D.C. averaging around R7 794.
How far in advance should I book a flight to Porto?
Most flyers found that booking tickets 16 days in advance of their planned departure date is the best time to get cheap flights to Porto. During this timeframe, flight prices are around R12 461. However, in the past 72 hours, people saw flights from Washington, D.C. for as low as R137 063.
When to book flights from Washington, D.C. to Porto
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
How far is Washington, D.C. to Porto by plane?
There are 5669,9 km between Washington, D.C. and Porto.
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 refresh daily.
How old do you have to be to fly from Washington, D.C. to Porto 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 stopovers. It is recommended that you verify 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 required travel and health documents for your Porto Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Porto Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Porto?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Washington, D.C. to Porto for you.
Can I find flights from Washington, D.C. to Porto with flexible booking policies on momondo?
momondo does allow users to show only those flights to Porto from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Washington, D.C. to Porto?
momondo helps you find the best flight between Washington, D.C. and Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Washington, D.C. to Porto right now. Can momondo alert me if prices change?
Yes momondo offers price alerts on flights to Porto from Washington, D.C.. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.