Cheap flights from Washington, D.C. Reagan-National Airport to Portugal from $380
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. Reagan-National Airport to Portugal departing on 9/15. 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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Scandinavian Airlines flights from Washington, D.C. Reagan-National Airport to Portugal
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KLM flights from Washington, D.C. Reagan-National Airport to Portugal
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How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Portugal
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 Portugal?
The cheapest month to fly to Portugal from Washington, D.C. Reagan-National Airport is in January. Flight prices, which tend to average around $700, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of January, then book flights to Portugal from Washington, D.C. Reagan-National Airport during November instead. Flights to Portugal in November, while not as cheap as those in January, still average around $752.
What is the cheapest day to depart on your flight to Portugal?
According to our data, Monday is the cheapest day to fly to Portugal from Washington, D.C. Reagan-National Airport. The lowest ticket price found for a Monday departure recently was $881. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Portugal is Friday, with ticket prices averaging around $1,225.
What is the cheapest airline that flies from Washington, D.C. Reagan-National to Portugal?
Iberia, American Airlines, and Scandinavian Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Portugal
What airlines fly to Portugal?
TAP AIR PORTUGAL, United Airlines and Delta are the top three most popular airlines that fly to Portugal from Washington, D.C. Reagan-National Airport according to our data. TAP AIR PORTUGAL is the first choice among our users, with 36% of people opting to fly with this airline when traveling to Portugal. Keep in mind that there are 5 different airlines that fly to Portugal on a routine basis, so you have a few additional options to choose from.
Cheap Washington, D.C. Reagan-National Airport to Portugal flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Reagan-National Airport to Portugal
When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Portugal?
Prices for flights from Washington, D.C. Reagan-National Airport to Portugal are refreshed on a daily basis.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Portugal?
As of June 2025, there are 5 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Portugal.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Portugal?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Reagan-National Airport to Portugal.
What documentation or ID do you need to fly to Portugal?
The required travel and health documents for your Portugal 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 license and a passport valid for six months after your intended arrival at Portugal. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Washington, D.C. Reagan-National Airport to Portugal
Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Portugal with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $520 | Free Cancellation | Rating 7.4 8,810 reviews | |||
| PriceFrom $561 | Free Cancellation | Rating 7.1 1,895 reviews | |||
| PriceFrom $562 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom $601 | Free Cancellation | Rating 8.0 7,964 reviews | |||
| PriceFrom $968 | Free Cancellation | Rating 6.7 7,156 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Washington, D.C. to Portugal?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Washington, D.C. to Portugal. momondo saves you time and could save you money on your trip.
Can I find flights from Washington, D.C. to Portugal with flexible booking policies on momondo?
All flight searches from Washington, D.C. to Portugal on momondo can be filtered to show those which offer flexible booking policies.
How can momondo help me find flights from Washington, D.C. to Portugal?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Washington, D.C. to Portugal.
I’m not ready to book a flight from Washington, D.C. to Portugal right now. Can momondo alert me if prices change?
Price alerts on flights to Portugal from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.