HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Algarve

$469+ Cheap flights from Washington to Algarve

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/1. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — FAO
dic. 19 — dic. 261
vie. 12/19
vie. 12/26
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington to Algarve with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Washington to Algarve

Cheapest flights from Washington to Algarve
Explore the most affordable flight options available from Washington to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on noviembre 19, 2025.

This Gurufare deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/283:10 pmSEA - FAO
2 stops16h 35mLufthansa
mar. 1/66:05 amFAO - SEA
2 stops39h 15mLufthansa
Deal found 11/19$637
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3010:52 amSEA - FAO
2 stops41h 08mLufthansa
mié. 1/74:35 pmFAO - SEA
2 stops52h 45mLufthansa
Deal found 11/19$640
This Mytrip deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/128:05 pmSEA - FAO
1 stop15h 35mMultiple Airlines
lun. 12/1510:15 amFAO - SEA
1 stop16h 05mMultiple Airlines
Deal found 11/18$694
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3010:52 amSEA - FAO
2 stops41h 08mLufthansa
lun. 1/54:35 pmFAO - SEA
2 stops27h 35mLufthansa
Deal found 11/19$719
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/3010:52 amSEA - FAO
2 stops41h 08mLufthansa
mar. 1/66:05 amFAO - SEA
2 stops39h 15mLufthansa
Deal found 11/19$732
This KLM deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/56:00 amGEG - FAO
2 stops26h 55mKLM
lun. 12/87:15 pmFAO - GEG
2 stops31h 22mKLM
Deal found 11/17$743
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/297:00 amSEA - FAO
2 stops46h 20mLufthansa
lun. 1/56:05 amFAO - SEA
2 stops38h 05mLufthansa
Deal found 11/19$790
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/283:10 pmSEA - FAO
2 stops35h 15mLufthansa
mié. 1/74:35 pmFAO - SEA
2 stops52h 45mLufthansa
Deal found 11/19$848
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/292:00 pmSEA - FAO
2 stops41h 45mLufthansa
mié. 1/74:35 pmFAO - SEA
2 stops52h 45mLufthansa
Deal found 11/19$861
This KAYAK deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/283:10 pmSEA - FAO
2 stops16h 35mLufthansa
lun. 1/54:35 pmFAO - SEA
2 stops27h 35mLufthansa
Deal found 11/19$926
This British Airways deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/286:50 pmSEA - FAO
1 stop31h 40mBritish Airways
mié. 1/76:40 pmFAO - SEA
2 stops53h 56mBritish Airways
Deal found 11/19$936

Cheap flight deals from Washington to Algarve

Keep the following information in mind while searching for Washington to Algarve flight deals. Data was last updated noviembre 19, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$534
(Lufthansa)

One-way from

$469
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$930
Provider with most accurate pricing for Seattle/Tacoma Intl-Faro flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Faro flights.
Search Deals
From Washington to Algarve
Search Deals
One-way flight from Washington to Algarve
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($316 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($95 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Algarve that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 19, 2025.
Use the filters below to find and compare flights from Washington to Algarve that are best for you.

Fly from

Washington

Fly to

Algarve

Route

Depart

Return

Price

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

vie. 1/23

3:10 pm-3:45 pm

2 stops16h 35m

Faro

lun. 1/26

4:35 pm-1:20 pm

2 stops52h 45m

$534

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

vie. 1/23

3:10 pm-4:55 pm

1 stop17h 45m

Faro

lun. 1/26

7:15 pm-11:50 am

1 stop24h 35m

$538

PortlandFaro

PDX - FAO

PDXFAO

Portland

vie. 1/23

1:25 pm-4:55 pm

1 stop19h 30m

Faro

lun. 1/26

7:15 pm-7:13 pm

2 stops31h 58m

$548

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

dom. 12/28

3:10 pm-3:45 pm

2 stops16h 35m

Faro

mar. 1/6

6:05 am-1:20 pm

2 stops39h 15m

$637

PortlandFaro

PDX - FAO

PDXFAO

Portland

dom. 3/29

1:05 pm-9:05 am

1 stop36h 00m

Faro

jue. 4/9

8:20 pm-11:10 am

1 stop22h 50m

$683

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

vie. 12/12

8:05 pm-7:40 pm

1 stop15h 35m

Faro

lun. 12/15

10:15 am-6:20 pm

1 stop16h 05m

$694

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

mar. 12/30

10:52 am-12:00 pm

2 stops41h 08m

Faro

mar. 1/6

6:05 am-1:20 pm

2 stops39h 15m

$732

SeattleFaro

SEA - FAO

SEAFAO

Seattle/Tacoma Intl

dom. 3/15

7:50 pm-5:20 pm

1 stop14h 30m

Faro

dom. 3/22

3:45 pm-9:10 pm

2 stops36h 25m

$735

SpokaneFaro

GEG - FAO

GEGFAO

Spokane

vie. 12/5

9:25 am-4:55 pm

2 stops23h 30m

Faro

lun. 12/8

7:15 pm-8:10 pm

2 stops32h 55m

$743

PortlandFaro

PDX - FAO

PDXFAO

Portland

dom. 3/29

3:15 pm-2:30 pm

2 stops39h 15m

Faro

jue. 4/9

6:50 pm-10:10 pm

2 stops35h 20m

$745

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

Showing 1-10 of 19 results
1
2

Best time to book a flight from Washington to Algarve

Have a flexible travel schedule? Discover the best time to fly to Algarve from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Algarve

What is the cheapest time of day to fly from WA to SAL?

Find hourly flight availability from Washington to Algarve. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated noviembre 19, 2025.

A simple way to save on the total cost of your ticket is to fly from State of Washington to Algarve in the evening. If you’re flexible enough to do this you can expect to save up to 15% on your trip compared to booking a flight at noon.

Related info for your journey

Find useful and relevant information for your journey from Washington to Algarve. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Algarve?

    Lufthansa and KLM can get you from State of Washington to Algarve in just under 16h 35m. Your travel time can differ by up to 1h 10m. Airlines will cover a distance of 5333 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Washington to Algarve that include hotel bookings?

    Yes. In addition to deals on Washington to Algarve flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to Algarve?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to Algarve.

  • Can I find deals for business class flights from Washington to Algarve?

    Yes. Cheapflights offers flight deals from Washington to Algarve by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Washington to Algarve

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Lisbon flights
Newark to Lisbon flights
Boston to Lisbon flights
Dulles Intl to Lisbon flights
LaGuardia to Lisbon flights
San Francisco to Lisbon flights
Miami to Lisbon flights
Los Angeles to Lisbon flights
Newark to Porto flights
Dallas/Fort Worth to Lisbon flights
O'Hare Intl to Lisbon flights
Reagan-National to Lisbon flights
Baltimore to Lisbon flights
Boston to Ponta Delgada flights
John F Kennedy Intl to Porto flights
Seattle to Lisbon flights
Philadelphia to Lisbon flights
Minneapolis to Lisbon flights
John F Kennedy Intl to Ponta Delgada flights
LaGuardia to Porto flights
Boston to Porto flights
Atlanta to Lisbon flights
Denver to Lisbon flights
Midway to Lisbon flights
Love Field to Lisbon flights
Fort Lauderdale to Lisbon flights
Newark to Ponta Delgada flights
Hobby to Lisbon flights
Orlando to Lisbon flights
Charlotte to Lisbon flights
Raleigh to Lisbon flights
George Bush Intcntl to Lisbon flights
Portland to Lisbon flights
Boston to Funchal flights
Tampa to Lisbon flights
John F Kennedy Intl to Funchal flights
Detroit to Lisbon flights
Dulles Intl to Porto flights
Austin to Lisbon flights
Newark to Funchal flights
Sky Harbor Intl to Lisbon flights
San Diego to Lisbon flights
Santa Ana to Lisbon flights
Dallas/Fort Worth to Porto flights
O'Hare Intl to Porto flights
Nashville to Lisbon flights
Ontario to Lisbon flights
Salt Lake City to Lisbon flights
John F Kennedy Intl to Faro flights
Baltimore to Porto flights

Top 4 airlines flying from Washington to Algarve

Discover the top 4 airlines that operate flights from Washington to Algarve. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated noviembre 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest$695Average$1,218FlexibilityNo cancel feeOn-time70%
Aer LingusCheapest$756Average$1,012FlexibilityNo cancel feeOn-timeN/A
LufthansaCheapest$782Average$938FlexibilityNo cancel feeOn-time76%
KLMCheapest$797Average$1,116FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.