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Algarve

$315+ Cheap flights from Dulles Intl (IAD) 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — FAO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Dulles Intl to Algarve

Keep the following information in mind while searching for Dulles Intl to Algarve flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$758
(Mytrip)

One-way from

$315
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$801
Provider with most accurate pricing for Washington, D.C. (WAS)-Faro flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Faro flights.
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From Washington, D.C. Dulles Intl to Algarve
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One-way flight from Washington, D.C. Dulles Intl to Algarve
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Highest demand for flights based on searches. 23% potential increase in price ($271 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($33 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Dulles Intl to Algarve

Cheapest flights from Dulles Intl to Algarve
Explore the most affordable flight options available from Dulles Intl to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This FlightHub deal was found by Cheapflights users on 4/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/268:30 pmIAD - FAO
2 stops57h 40mScandinavian Airlines
Wed 12/310:35 amFAO - IAD
2 stops35h 40mScandinavian Airlines
Deal found 4/15$520
This Trip.com deal was found by Cheapflights users on 4/15. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:30 pmIAD - FAO
2 stops22h 20mMultiple Airlines
Tue 12/26:05 amFAO - IAD
2 stops40h 10mMultiple Airlines
Deal found 4/15$695
This oojo deal was found by Cheapflights users on 4/17. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2911:30 pmIAD - FAO
1 stop12h 15mTAP AIR PORTUGAL
Sat 11/86:05 amFAO - IAD
1 stop14h 10mTAP AIR PORTUGAL
Deal found 4/17$740
This KLM deal was found by Cheapflights users on 4/17. 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.
Sun 8/101:00 pmIAD - FAO
2 stops19h 40mKLM
Mon 8/188:55 pmFAO - IAD
1 stop23h 40mKLM
Deal found 4/17$824
This Lufthansa deal was found by Cheapflights users on 4/17. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/103:25 pmIAD - FAO
1 stop18h 10mLufthansa
Wed 8/202:00 pmFAO - IAD
1 stop34h 25mLufthansa
Deal found 4/17$829
This SWISS deal was found by Cheapflights users on 4/17. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/108:45 pmIAD - FAO
2 stops39h 55mSWISS
Tue 8/197:10 pmFAO - IAD
1 stop26h 05mSWISS
Deal found 4/17$844
This United Airlines deal was found by Cheapflights users on 4/15. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/1510:25 amIAD - FAO
2 stops23h 10mUnited Airlines
Sun 5/183:25 pmFAO - IAD
2 stops34h 42mUnited Airlines
Deal found 4/15$978
This FlightHub deal was found by Cheapflights users on 4/17. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/121:30 pmIAD - FAO
2 stops29h 20mTurkish Airlines
Fri 9/196:05 amFAO - IAD
2 stops34h 40mTurkish Airlines
Deal found 4/17$1,031
This Cheapflightsfares deal was found by Cheapflights users on 4/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:40 pmIAD - FAO
2 stops20h 20mAer Lingus
Tue 6/1011:45 amFAO - IAD
1 stop12h 45mAer Lingus
Deal found 4/15$1,039
This Air Canada deal was found by Cheapflights users on 4/15. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/256:30 pmIAD - FAO
2 stops16h 15mAir Canada
Tue 12/26:05 amFAO - IAD
3 stops20h 00mAir Canada
Deal found 4/15$1,064

Cheapflights Fare Finder

Customize your flight search to find flights from Dulles Intl 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 April 17, 2025.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Algarve that are best for you.

Fly from

Dulles Intl

Fly to

Algarve

Route

Depart

Return

Price

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Mon 5/26

8:22 am-6:40 pm

3 stops29h 18m

Faro

Tue 6/3

5:40 pm-3:20 pm

2 stops26h 40m

$758

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Fri 10/3

10:20 pm-11:50 pm

1 stop20h 30m

Faro

Fri 10/10

6:05 am-3:20 pm

1 stop14h 15m

$774

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Sun 8/10

1:00 pm-1:40 pm

2 stops19h 40m

Faro

Mon 8/18

8:55 pm-3:35 pm

1 stop23h 40m

$824

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Sun 8/10

3:25 pm-2:35 pm

1 stop18h 10m

Faro

Wed 8/20

2:00 pm-7:25 pm

1 stop34h 25m

$829

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Sun 8/10

8:45 pm-5:40 pm

2 stops39h 55m

Faro

Tue 8/19

7:10 pm-4:15 pm

1 stop26h 05m

$844

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Thu 10/2

10:05 pm-9:30 am

2 stops30h 25m

Faro

Sat 10/11

6:45 pm-7:59 pm

1 stop30h 14m

$975

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Thu 5/15

10:25 am-2:35 pm

2 stops23h 10m

Faro

Sun 5/18

3:25 pm-9:07 pm

2 stops34h 42m

$978

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Fri 9/12

1:30 pm-11:50 pm

2 stops29h 20m

Faro

Fri 9/19

6:05 am-11:45 am

2 stops34h 40m

$1,031

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Tue 5/6

5:40 pm-7:00 pm

2 stops20h 20m

Faro

Tue 6/10

11:45 am-7:30 pm

1 stop12h 45m

$1,039

Washington, D.C.Faro

IAD - FAO

IADFAO

Washington, D.C. Dulles Intl

Tue 7/8

10:20 pm-11:50 pm

1 stop20h 30m

$315

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 13 results
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Best time to book a flight from Dulles Intl to Algarve

Have a flexible travel schedule? Discover the best time to fly to Algarve from Dulles Intl 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, D.C. Dulles Intl Airport to Algarve

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Algarve?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Algarve (average of $628). Flying from Washington, D.C. Dulles Intl Airport to Algarve in June is currently the most expensive (average of $1,329). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Rainfall in Algarve by month

Plan your trip to Algarve by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Algarve ranges from 0.1 - 4.6 inches per month. December is typically the wettest month, when rainfall can reach 4.6 in. July is typically the driest time to visit Algarve when rainfall is around 0.1 in.

Temperature in Algarve by month

Plan your trip to Algarve by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Algarve, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Algarve

Get insights into the airlines that provide service to Algarve. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Algarve. Reviews last updated April 17, 2025.
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,916 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.5
Good
1,435 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,580 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,667 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,769 reviews
Delta
8.0
Very good
7,916 reviews

Comfort

7.9

Boarding

8.2

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Algarve one-way?

    For one-way options, check prices for TAP AIR PORTUGAL. According to our data, you can fly for as low as $315. Users have also found prices from $621 and $683 on Air France and Brussels Airlines, respectively.

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

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

  • How can I find direct flights from Dulles Intl to Algarve?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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.

  • What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Algarve?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Algarve (average of $628). Flying from Washington, D.C. Dulles Intl Airport to Algarve in June is currently the most expensive (average of $1,329). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top 3 airlines flying from Dulles Intl to Algarve

Discover the top 3 airlines that operate flights from Dulles Intl 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 April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
TAP AIR PORTUGALCheapest$526Average$789FlexibilityNo cancel feeOn-timeN/A
Aer LingusCheapest$645Average$907FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$675Average$1,377FlexibilityNo cancel feeOn-time70%

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