$483 Cheap Flights from Washington (IAD) to Faro (FAO)

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Cheap Flights from Washington to Algarve (IAD-FAO)

Prices were available within the past 7 days and start at $483 for one-way flights and $510 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Scandinavian Airlines
Washington — Algarve
IAD - FAO with Scandinavian Airlines
Mon, Mar 17
Scandinavian Airlines
Algarve — Washington
FAO - IAD with Scandinavian Airlines
Tue, Mar 25
Found 2 days ago
From $510
Select flight from Washington to Algarve, departing on March 17 with Scandinavian Airlines, and returning from Algarve to Washington on March 25 with Scandinavian Airlines. Price from $510, Found 2 days ago.
Scandinavian Airlines
Washington — Algarve
IAD - FAO with Scandinavian Airlines
Mon, Mar 3
Scandinavian Airlines
Algarve — Washington
FAO - IAD with Scandinavian Airlines
Sun, Mar 9
Found 4 days ago
From $517
Select flight from Washington to Algarve, departing on March 3 with Scandinavian Airlines, and returning from Algarve to Washington on March 9 with Scandinavian Airlines. Price from $517, Found 4 days ago.
Scandinavian Airlines
Washington — Algarve
IAD - FAO with Scandinavian Airlines
Mon, Feb 3
Scandinavian Airlines
Algarve — Washington
FAO - IAD with Scandinavian Airlines
Tue, Feb 18
Found 2 hours ago
From $540
Select flight from Washington to Algarve, departing on February 3 with Scandinavian Airlines, and returning from Algarve to Washington on February 18 with Scandinavian Airlines. Price from $540, Found 2 hours ago.
Scandinavian Airlines
Washington — Algarve
IAD - FAO with Scandinavian Airlines
Sun, Mar 9
Scandinavian Airlines
Algarve — Washington
FAO - IAD with Scandinavian Airlines
Sun, Mar 16
Found 4 days ago
From $553
Select flight from Washington to Algarve, departing on March 9 with Scandinavian Airlines, and returning from Algarve to Washington on March 16 with Scandinavian Airlines. Price from $553, Found 4 days ago.
Scandinavian Airlines
Washington — Algarve
IAD - FAO with Scandinavian Airlines
Fri, Mar 14
Scandinavian Airlines
Algarve — Washington
FAO - IAD with Scandinavian Airlines
Tue, Mar 25
Found 3 days ago
From $560
Select flight from Washington to Algarve, departing on March 14 with Scandinavian Airlines, and returning from Algarve to Washington on March 25 with Scandinavian Airlines. Price from $560, Found 3 days ago.
TAP Portugal
Washington — Algarve
IAD - FAO with TAP Portugal
Mon, Feb 10
TAP Portugal
Algarve — Washington
FAO - IAD with TAP Portugal
Wed, Feb 19
Found 23 hours ago
From $564
Select flight from Washington to Algarve, departing on February 10 with TAP Portugal, and returning from Algarve to Washington on February 19 with TAP Portugal. Price from $564, Found 23 hours ago.
Scandinavian Airlines
Washington — Algarve
IAD - FAO with Scandinavian Airlines
Fri, Jan 31
Scandinavian Airlines
Algarve — Washington
FAO - IAD with Scandinavian Airlines
Sat, Feb 8
Found 5 days ago
From $567
Select flight from Washington to Algarve, departing on January 31 with Scandinavian Airlines, and returning from Algarve to Washington on February 8 with Scandinavian Airlines. Price from $567, Found 5 days ago.
Aer Lingus
Washington — Algarve
IAD - FAO with Aer Lingus
Mon, Mar 17
Aer Lingus
Algarve — Washington
FAO - IAD with Aer Lingus
Tue, Mar 25
Found 2 days ago
From $678
Select flight from Washington to Algarve, departing on March 17 with Aer Lingus, and returning from Algarve to Washington on March 25 with Aer Lingus. Price from $678, Found 2 days ago.
British Airways
Washington — Algarve
IAD - FAO with British Airways
Sat, Apr 26
British Airways
Algarve — Washington
FAO - IAD with British Airways
Sat, May 3
Just found
From $736
Select flight from Washington to Algarve, departing on April 26 with British Airways, and returning from Algarve to Washington on May 3 with British Airways. Price from $736, Just found.
KLM
Washington — Algarve
IAD - FAO with KLM
Wed, Feb 12
KLM
Algarve — Washington
FAO - IAD with KLM
Tue, Feb 18
Found 23 hours ago
From $744
Select flight from Washington to Algarve, departing on February 12 with KLM, and returning from Algarve to Washington on February 18 with KLM. Price from $744, Found 23 hours ago.
TAP Portugal
Washington — Algarve
IAD - FAO with TAP Portugal
Tue, Jan 21
Found 2 hours ago
From $483
Select flight from Washington to Algarve, departing on with TAP Portugal. Price from $483, Found 2 hours ago.
TAP Portugal
Washington — Algarve
IAD - FAO with TAP Portugal
Wed, Jan 22
Found 8 hours ago
From $487
Select flight from Washington to Algarve, departing on with TAP Portugal. Price from $487, Found 8 hours ago.
TAP Portugal
Washington — Algarve
IAD - FAO with TAP Portugal
Sat, Apr 26
Just found
From $523
Select flight from Washington to Algarve, departing on with TAP Portugal. Price from $523, Just found.
TAP Portugal
Washington — Algarve
IAD - FAO with TAP Portugal
Sat, Feb 15
Found 6 days ago
From $523
Select flight from Washington to Algarve, departing on with TAP Portugal. Price from $523, Found 6 days ago.
TAP Portugal
Washington — Algarve
IAD - FAO with TAP Portugal
Fri, Jan 31
Found 5 days ago
From $527
Select flight from Washington to Algarve, departing on with TAP Portugal. Price from $527, Found 5 days ago.
TAP Portugal
Washington — Algarve
IAD - FAO with TAP Portugal
Wed, Jul 23
Found 9 hours ago
From $537
Select flight from Washington to Algarve, departing on with TAP Portugal. Price from $537, Found 9 hours ago.
British Airways
Washington — Algarve
IAD - FAO with British Airways
Mon, Jul 7
Just found
From $561
Select flight from Washington to Algarve, departing on with British Airways. Price from $561, Just found.
American Airlines
Washington — Algarve
IAD - FAO with American Airlines
Sun, Mar 30
Found 9 hours ago
From $564
Select flight from Washington to Algarve, departing on with American Airlines. Price from $564, Found 9 hours ago.
Aer Lingus
Washington — Algarve
IAD - FAO with Aer Lingus
Wed, Feb 5
Found 4 hours ago
From $574
Select flight from Washington to Algarve, departing on with Aer Lingus. Price from $574, Found 4 hours ago.
United
Washington — Algarve
IAD - FAO with United
Wed, Feb 26
Found 20 hours ago
From $625
Select flight from Washington to Algarve, departing on with United. Price from $625, Found 20 hours ago.
Flights from Washington (IAD) to Faro (FAO)
Origin airport
Washington Dulles Intl.
Destination airport
Faro Intl.
Airlines serving
Aer Lingus, Air Canada, American Airlines, British Airways, Brussels Airlines, Delta, Icelandair, KLM, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, United
Roundtrip price
$510
Distance
3689 mi

Washington to Faro Flights

The cheapest times to fly from Washington to Faro

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Washington to Faro are during the month of March. You can find some of the cheapest flights from Washington to Faro with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Washington to Faro

Sunday is one of the best days to book for cheap flights from Washington to Faro: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

How to find cheap round-trip tickets from Washington to Faro

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Washington to Faro in 2025. You can also book with separate airlines for your outbound and return journeys, from $483 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Washington to Faro flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

You could also save big by booking one of Expedia's vacation packages. Bundling together your Washington to Faro airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

*Terms apply.

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

Frequently asked questions

Is it cheaper to buy a plane ticket from Dulles Intl. Airport to Algarve Airport last minute?
Being spontaneous is a rewarding way to travel the globe, but it isn’t always the best method to land a cheap plane ticket. Think about booking your IAD to Algarve Airport journey in advance instead of leaving it to the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave all that spontaneity for when you’re exploring Algarve Airport!
What airports do you fly into for Faro from Washington?
There are two options when traveling from Washington to Faro — Faro Intl. Airport (FAO) and Portimao (PRM). If you choose to land at Faro Intl. Airport (FAO) you’ll be roughly 2 mi west of the heart of Faro. Make a beeline for your hotel, then head out and experience the local sights! Carmo Church and Ria Formosa Natural Park are two of this city’s favorite attractions.
Can I change the date of my flight from Dulles Intl. Airport to Faro Intl. Airport (FAO)?
It’s easy to make amendments to your Dulles Intl. Airport to Algarve Airport journey yourself. Access your details via the Expedia Trips portal and hit “change flight.” Search for new flights and book the one that works best with your plans. You’ll see an estimate of any flight change costs. You can also use our Customer Service portal to chat to our Virtual Agent and get answers to your questions.
*Available to One Key members.