How does KAYAK find such low prices on flights from Reagan Washington National Airport to Algarve?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Reagan Washington National Airport to Algarve. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reagan Washington National Airport to Algarve?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Reagan Washington National Airport to Algarve is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Reagan Washington National Airport to Algarve?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Reagan Washington National Airport to Algarve with an airline and back with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reagan Washington National Airport to Algarve?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Reagan Washington National Airport to Algarve up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$737 CHEAP FLIGHTS from Reagan Washington to Algarve

Search hundreds of travel sites at once for deals on flights to Algarve

...and more

In the last 7 days travelers have searched 41,299,237 times on KAYAK, and here is why:

Save 23% or moreCompare multiple travel sites with one search.

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Filter your dealsChoose cabin class, free Wi-Fi and more.

Bundle and saveSave money when you bundle your flight + hotel.

Best Algarve Flight Deals from Reagan-National

Cheapest round-trip prices found by our users on KAYAK in the last 72 hours

Faro2 stops$737

Cheapest flight	$737

Flight from Reagan Washington National Airport to Faro

How does KAYAK find such low prices on flights from Reagan Washington National Airport to Algarve?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Reagan Washington National Airport to Algarve.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reagan Washington National Airport to Algarve?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Reagan Washington National Airport to Algarve is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Reagan Washington National Airport to Algarve?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Reagan Washington National Airport to Algarve with an airline and back with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reagan Washington National Airport to Algarve?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Reagan Washington National Airport to Algarve up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

See more FAQs

High season is considered to be January, February and December. The cheapest month to fly from Washington, D.C. is January.

Book cheap flights from Washington, D.C. to Algarve

Recent round-trip flight deals

These are the cheapest round-trip flights from Washington, D.C. to Algarve found on KAYAK in the last 72 hours.

3/17Mon

2 stopsBritish Airways

19h 01mDCA-FAO

3/23Sun

2 stopsBritish Airways

26h 39mFAO-DCA

$737

1/18Sat

2 stopsAir Canada

17h 05mDCA-FAO

1/25Sat

2 stopsAir Canada

28h 24mFAO-DCA

$793

1/18Sat

3 stops

18h 35mDCA-FAO

1/22Wed

2 stops

26h 42mFAO-DCA

$829

1/18Sat

3 stops

18h 35mDCA-FAO

1/22Wed

1 stop

15h 27mFAO-DCA

$875

2/1Sat

2 stopsBritish Airways

18h 32mDCA-FAO

2/8Sat

2 stopsBritish Airways

29h 24mFAO-DCA

$940

3/8Sat

2 stopsTAP AIR PORTUGAL

23h 05mDCA-FAO

3/15Sat

2 stopsTAP AIR PORTUGAL

17h 54mFAO-DCA

$1,168

3/6Thu

2 stopsTAP AIR PORTUGAL

22h 16mDCA-FAO

3/16Sun

2 stopsTAP AIR PORTUGAL

32h 24mFAO-DCA

$1,239

5/21Wed

2 stopsUnited Airlines

17h 05mDCA-FAO

6/5Thu

1 stopUnited Airlines

12h 53mFAO-DCA

$1,588

5/20Tue

2 stopsUnited Airlines

15h 00mDCA-FAO

5/27Tue

1 stopUnited Airlines

12h 53mFAO-DCA

$1,638

5/23Fri

2 stopsScandinavian Airlines

23h 25mDCA-FAO

5/31Sat

2 stopsScandinavian Airlines

33h 12mFAO-DCA

$5,142

Last minute flights from Reagan-National to Algarve

Last minute flight, train and bus deals

These last-minute flight deals are the cheapest flights found on KAYAK in the last 72 hours for flights from Washington, D.C. to Algarve that are departing in the next 10 days.

12/22Sun

multi-stopTAP AIR PORTUGAL

23h 45mDCA-FAO

12/24Tue

multi-stopTAP AIR PORTUGAL

18h 54mFAO-DCA

$3,031

12/21Sat

multi-stopTAP AIR PORTUGAL

21h 45mDCA-FAO

1/4Sat

multi-stopTAP AIR PORTUGAL

26h 08mFAO-DCA

$4,613

Everything you need to know for your flight to Algarve

Information on your arrival and departure airports

Reagan Washington National Airport (DCA)

Cabin class types available on flights to Reagan-National

First Class flights from Washington, D.C. Reagan-National Airport to Algarvefrom $248

Business Class flights from Washington, D.C. Reagan-National Airport to Algarvefrom $196

Prem Econ Class flights from Washington, D.C. Reagan-National Airport to Algarvefrom $271

Economy Class flights from Washington, D.C. Reagan-National Airport to Algarvefrom $108

$737 Find Cheap Flights from Reagan Washington National Airport to Algarve

Search hundreds of travel sites at once for deals on flights to Algarve

Best Algarve Flight Deals from Reagan-National

Good to know

Cheapest flight

FAQs - booking Algarve flights

How does KAYAK find such low prices on flights from Reagan Washington National Airport to Algarve?

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Reagan Washington National Airport to Algarve?

What is the Hacker Fare option on flights from Reagan Washington National Airport to Algarve?

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Reagan Washington National Airport to Algarve?

Top tips for finding cheap flights to Algarve

Book cheap flights from Washington, D.C. to Algarve

Recent round-trip flight deals

Search by stops

Search by airline

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Last minute flights from Reagan-National to Algarve

Last minute flight, train and bus deals

Search by stops

Search by airline

Search by price

Everything you need to know for your flight to Algarve

Information on your arrival and departure airports

Cabin class types available on flights to Reagan-National

Cabin classes available on flights to Reagan-National. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Complete your trip to Algarve with a hotel stay or car rental

Flights to other popular destinations

The most popular flights on KAYAK according to clicks in the last 2 weeks. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights from domestic origins to Reagan-National

Flights from all regions of Reagan-National to Algarve. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

Flights to popular cities in Algarve