$244 Cheap Flights from Washington, D.C. to Portugal
One-way
Departing from
Washington, D.C.
Going to
Portugal
Lisbon (LIS)
Portugal • July, 2026
90% AI deal score
$1,100 $595
Faro (FAO)
Portugal • October, 2026
85% AI deal score
$1,250 $244
Porto (OPO)
Portugal • July, 2026
80% AI deal score
$790 $265
Top Cheap Flight Deals from Washington, D.C. to Portugal
Recent round-trip flight deals to Portugal
Wed, Apr 22 - Mon, Apr 27
Cheapest
Washington, D.C. (IAD) - Lisbon (LIS)
Royal Air Maroc airlines • 1 stop • Casablanca (CMN)
Lisbon (LIS) - Washington, D.C. (IAD)
Royal Air Maroc airlines • 1 stop • Casablanca (CMN)
$735
$571
-$164
22%
Fri, Apr 17 - Thu, Apr 23
Washington, D.C. (IAD) - Faro (FAO)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
Faro (FAO) - Washington, D.C. (IAD)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
$1,235
$565
-$670
54%
Fri, Apr 17 - Thu, Apr 23
Washington, D.C. (IAD) - Faro (FAO)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
Faro (FAO) - Washington, D.C. (IAD)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
$1,235
$565
-$670
54%
Fri, Apr 17 - Fri, Apr 24
Washington, D.C. (IAD) - Faro (FAO)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
Faro (FAO) - Washington, D.C. (IAD)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
$1,235
$565
-$670
54%
Fri, Apr 17 - Fri, Apr 24
Washington, D.C. (IAD) - Faro (FAO)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
Faro (FAO) - Washington, D.C. (IAD)
TAP Portugal airlines • 1 stop • Lisbon (LIS)
$1,235
$565
-$670
54%
Sun, Apr 19 - Mon, May 11
Washington, D.C. (IAD) - Lisbon (LIS)
Royal Air Maroc airlines • 1 stop • Casablanca (CMN)
Lisbon (LIS) - Washington, D.C. (IAD)
Royal Air Maroc airlines • 1 stop • Casablanca (CMN)
$735
$566
-$169
23%
The cheapest time to fly to Portugal
Ready to jet to Portugal on a budget? Check out these popular routes with surprisingly cheap fares (one-way prices):
Last-Minute Flights from Washington, D.C. to Portugal
Need to get to Portugal ASAP? Even if you're booking a flight on short notice, there are often last-minute deals available:
Next 2 weeks deals
Last Minute Flight Deals!
Great flight deals to Lisbon, Portugal departing in the next two weeks are available from $694.
⌛ Last-Minute
Washington, D.C. - PT
A great last-minute steal for a cross-country flight.
Found 1 week ago
$1146
round-trip
Facts About Flights from Washington, D.C. to Portugal
To help you plan your journey, here are some quick Portugal flight facts and tips.
Portugal airports
Portugal's airports provide gateways to diverse landscapes, from the historic cities to the sunny shores of the Algarve and the dramatic landscapes of the islands. Lisbon Airport (LIS), officially Humberto Delgado Airport, is the country's busiest, serving as a major European hub with connections worldwide. Porto Airport (OPO), also known as Francisco Sá Carneiro Airport, offers a modern and efficient travel experience, connecting the vibrant northern region to numerous destinations. Cristiano Ronaldo International Airport (FNC), located on the island of Madeira, is famous for its challenging landing strip and offers access to this unique Atlantic paradise. Finally, Faro Airport (FAO) is the primary gateway to the Algarve, catering to the millions of tourists who flock to the region's beaches and golf courses each year. Each airport provides a range of services, including car rental, duty-free shopping, and restaurants, ensuring a smooth start or end to your Portuguese adventure.
Lisbon Portela (LIS)
Lisbon, Portugal
Porto (OPO)
Porto, Portugal
Cristiano Ronaldo International (FNC)
Funchal, Portugal
Faro (FAO)
Faro, Portugal
Pro tip: search “Portugal (Any)” to see fares to all Portugal airports – sometimes one is cheaper than the others on your dates.
Insights for flights to Portugal
Cheapest airport
Faro (FAO)
Faro Airport (FAO) is your gateway to the Algarve region, known for its beautiful beaches and golf resorts. While it's a smaller airport compared to Lisbon or Porto, it often has great deals due to the popularity of the Algarve as a vacation destination, making it the perfect starting point for a sunny getaway.
Nonstop vs. 1-stop
20+ cities
Portugal, while not a major hub, offers a charming connection point to over 20 cities, especially popular routes between Europe and the Americas.
LIS Airport Deal Stats
Current most discounted routes
Avg. most discounted routes (last 3 months)
LIS airport insights
Best days to catch a deal
Sun, Wed
Based on the provided data, Thursday is the best day to find cheap deals for Lisbon Portela airport. Saturday is also a great option, as it has the second highest count of cheap deals.
Avg. deal survival time
18.2 hours
Flight deals from Lisbon Portela typically survive for an average of 18.2 hours. Be sure to book quickly if you find a deal you like, as these offers are often short-lived.
Rare deal frequency
16 deals
We found 16 rare deals for flights to Lisbon Portela Airport in the past month by monitoring fares. These rare deals have an AI Deal Score of 90+ and are usually mistake fares, special promotions, or ultra-discounts.
Average price drop
-77%
The average price drop for flights departing from Lisbon Portela Airport is 76.9%, which means you could potentially save a significant amount on your flight. Keep an eye on prices for flights from Lisbon Portela, as they are likely to decrease!
Next 4 weeks: deal forecast
Lisbon Portela Next Month Forecast
Based on current trends, flights to Lisbon Portela next month are expected to remain stable. There are no significant price drops or increases anticipated as of March 5, 2026.
Top 5 biggest price drops (last 3 months)
Found on March 2
Andorra la Vella - LIS
$1,135 → $103
91%
Found on March 4
Turku - LIS
$785 → $91
88%
Found on February 28
Lethbridge - LIS
$2,175 → $312
86%
Found on March 2
São Vicente - LIS
$715 → $97
86%
Found on March 1
Denver - LIS
$13,100 → $1,971
85%
Check these nearby airports too
Looking for more options? These airports near LIS sometimes drop rare deals too:
Faro (FAO)
~9 rare deals/month
Porto (OPO)
~14 rare deals/month
Vigo–Peinador (VGO)
~4 rare deals/month
If you’re flexible with departure cities, it’s worth keeping an eye on nearby airports — especially FAO and OPO for long-haul deal surprises.
When Is the Best Time to Fly from Washington, D.C. to Portugal
Timing is everything when hunting for cheap flights. Here are data-backed insights on the best times to fly to Portugal:
Cheapest month
November
Cheapest month
November emerges as the champion of affordability for flights to Lisbon. The crowds have thinned, leaving you with a more intimate experience of the city's charm. Plus, you'll find hotels and attractions offering sweeter deals, making your travel budget stretch further.
Best day to book
Tuesday
Best day to book
Tuesday is statistically your golden ticket to snagging cheaper flights to Lisbon. Airlines often release deals early in the week to get those seats filled. So, set a reminder and make Tuesdays your flight-booking day!
Cheapest days to fly
Wednesday
Cheapest days to fly
Flying mid-week, especially on a Wednesday, can save you some serious cash. Most people prefer to travel on weekends, driving up prices then. Opting for a Wednesday arrival can lead to a less crowded airport experience and a lighter hit on your wallet.
Advance booking sweet spot
2 months
Advance booking sweet spot
Aim to book your flights about two months in advance for the best deals to Lisbon. This timeframe often hits that sweet spot where airlines are keen to fill seats without the last-minute price hikes. Booking then gives you a balance between choice and cost savings, so you can have your pick of flights and maybe even upgrade that hotel!
Portugal Airports & Ground Transportation
One big question for travelers is which Portugal airport to fly into. Here’s a quick guide to Portugal’s airports and how to get to the city from each:
Lisbon Airport (LIS)
Lisbon Airport (LIS), also known as Humberto Delgado Airport, is the primary international gateway to Portugal. Just a stone's throw from Lisbon's city center, it's incredibly convenient for travelers. The airport boasts a wide array of shops, restaurants, and duty-free outlets, ensuring you can grab those last-minute souvenirs or enjoy a meal before your flight. Getting to and from the city is a breeze with metro, bus, and taxi services readily available. The metro is your best bet to beat Lisbon traffic.
Tip: Take advantage of the free Wi-Fi to plan your Lisbon adventures upon arrival!
Other airports
Okay, so Lisbon is amazing, but what if your flight lands a bit further away? Faro Airport, though a 3-hour drive, might offer cheaper flights, but factor in those toll costs! Alternatively, Seville Airport in Spain is a similar distance, providing a chance to start your trip with a taste of Spain, then hop on a scenic bus to Lisbon. But honestly, the travel time might eat into your precious Pastel de Nata time in Lisbon.
Airport transfers
Getting around from Lisbon Airport is a breeze! The Metro is super affordable and zips you right into the city center. For a comfy ride, the Aerobus is your go-to, or taxis and ride-sharing apps are always available for door-to-door service, just be mindful of potential surge pricing!
What to Do in Portugal
Portugal isn’t just about getting there – it’s about enjoying the country once you arrive! Here are some top things to do in Portugal, organized by interest:
Sightseeing & landmarks
Lisbon is steeped in history! Explore iconic landmarks like Jerónimos Monastery and Belém Tower, remnants of Portugal's golden age of exploration. Don't forget to ride Tram 28 for a scenic tour through the city's charming neighborhoods.
Arts & culture
Immerse yourself in Lisbon's vibrant arts scene by visiting the Calouste Gulbenkian Museum, home to an impressive collection of art and artifacts. Experience traditional Fado music in Alfama, where soulful melodies echo through the narrow streets. Street art is also prominent, so keep your eyes peeled!
Food & nightlife
Get ready for a culinary adventure! Indulge in delicious Portuguese cuisine, from fresh seafood to the famous Pastel de Nata. As night falls, explore the Bairro Alto district, known for its lively bars and vibrant nightlife. Cheers!
Shopping & fashion
Shop 'til you drop in Lisbon! Discover a mix of traditional shops and trendy boutiques in the Chiado district. For a more modern shopping experience, head to the Vasco da Gama shopping center. You're sure to find some unique souvenirs.
Nearby getaways
Escape the city for a day trip to Sintra, a fairytale town with stunning palaces and lush gardens. Alternatively, relax on the beautiful beaches of Cascais, a charming coastal town just a short train ride away from Lisbon. Adventure awaits!
Events in Portugal This Month
anna joyce
Anna Joyce is an Angolan singer born on May 29, 1987, in Luanda. She began her career in the children's choir of the Igreja Matriz de Odivelas in Lisbon, and has since become a prominent figure in Angolan music, known for her soulful voice and captivating performances.
kodu percussion group
Get tickets to see Kodu Percussion Group perform live at the Municipal Theater Joaquim Benite in Almada on February 28, 2026. Experience the energy and rhythm of this acclaimed percussion ensemble.
festvybbe 2026
Get tickets to FESTVYBBE 2026 at the MEO Arena (formerly Altice Arena) in Lisbon on February 28, 2026. This promises to be an unforgettable event filled with music, entertainment, and excitement.
Portugal Weather
Weather in Portugal
Thu, Mar 5
20%
15° 9°
20%
Fri, Mar 6
Frequently Asked Questions About Flights to Portugal
Pro Tips for Finding Cheap Flights to Portugal
Finally, to wrap up, here’s a cheat sheet of pro tips that experienced travelers use to save on Portugal flights:
Be Flexible with Your Dates: Flying on weekdays or during the off-season (spring or fall) can save you a bundle. Airlines often lower prices to fill seats during less popular travel times, so adjust your itinerary for maximum savings!
Consider Alternative Airports: Sometimes flying into a smaller, regional airport near your destination can be significantly cheaper than landing at a major hub. Do a little research to see if there are other options!
