What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Algarve one-way?

One-way options have recently been found by users for as low as $583 on United Airlines. Other airlines that offer cheap prices include Air Canada from $612 and Delta from $662 one-way.

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Algarve?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Algarve (average of $628). Flying from Washington, D.C. Reagan-National 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.

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.

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).

How far in advance should I book a flight from Washington, D.C. Reagan-National Airport to Algarve?

Users have found that booking a flight from Washington, D.C. Reagan-National Airport to Algarve at least 59 days early can save you up to 95% on average compared to booking a flight this week. If booking 59 days before your flight isn’t an option for you, users have found flights from Washington, D.C. Reagan-National Airport to Algarve for as little as $595 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,051 for flights departing within the next 3 days.

What is the cheapest month to fly from Washington, D.C. Reagan-National Airport to Algarve?

November is one of the best times of the year to fly to Algarve from Washington, D.C. Reagan-National Airport. Prices for November average $899 per person but you can even find prices for as low as $509. The most expensive prices can be found in the month of August. Opting for a November flight can save you 34% on your journey compared to booking in August

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Washington, D.C. Reagan-National Airport to Algarve as you normally would.

Can I find deals for flights from Reagan-National to Algarve that include hotel bookings?

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

How can I find direct flights from Reagan-National to Algarve?

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

Can I find deals for business class flights from Reagan-National to Algarve?

Yes. Cheapflights offers flight deals from Reagan-National 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.

$583+ Flights from Washington, D.C. Reagan-National Airport to Algarve

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Cheap flight deals from Reagan-National to Algarve

Round-trip from	$602 (Mytrip)
One-way from	$583 (United Airlines)
Popular in	August
Cheapest in	November
Average price	$1,035

From Washington, D.C. Reagan-National to Algarve

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One-way flight from Washington, D.C. Reagan-National to Algarve

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Highest demand for flights based on searches. 11% potential increase in price ($117 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Reagan-National to Algarve

Cheapest flights from Reagan-National to Algarve
Explore the most affordable flight options available from Reagan-National to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Wed 8/139:40 amDCA - FAO

2 stops31h 10mMultiple Airlines

Wed 8/209:55 pmFAO - DCA

2 stops28h 53mMultiple Airlines

Deal found 7/1

$602

Fri 10/311:30 pmDCA - FAO

2 stops22h 50mScandinavian Airlines

Tue 11/410:50 amFAO - DCA

2 stops40h 29mScandinavian Airlines

Deal found 6/29

$924

Wed 8/134:14 pmDCA - FAO

1 stop12h 36mUnited Airlines

Wed 8/203:25 pmFAO - DCA

2 stops47h 53mUnited Airlines

Deal found 6/29

$984

Wed 8/131:44 pmDCA - FAO

2 stops15h 41mTAP AIR PORTUGAL

Tue 9/26:05 amFAO - DCA

2 stops32h 41mTAP AIR PORTUGAL

Deal found 6/29

$1,068

Thu 9/41:33 pmDCA - FAO

2 stops18h 37mIberia

Mon 9/812:30 pmFAO - DCA

2 stops35h 30mIberia

Deal found 7/1

$1,152

Sat 7/266:37 pmDCA - FAO

2 stops17h 18mAmerican Airlines

Mon 8/1111:10 amFAO - DCA

2 stops17h 08mAmerican Airlines

Deal found 6/29

$1,211

Mon 9/84:35 pmDCA - FAO

2 stops17h 30mAir Canada

Mon 9/223:25 pmFAO - DCA

2 stops53h 26mAir Canada

Deal found 6/30

$1,217

Mon 9/87:59 pmDCA - FAO

2 stops16h 26mKLM

Tue 9/2310:00 amFAO - DCA

2 stops18h 42mKLM

Deal found 6/30

$1,271

Best flights from Reagan-National to Algarve
Discover carefully curated flight deals from Reagan-National to Algarve that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 1, 2025.

Wed 8/139:40 amDCA - FAO

2 stops31h 10mMultiple Airlines

Wed 8/209:55 pmFAO - DCA

2 stops28h 53mMultiple Airlines

Deal found 7/1

$602

Wed 8/134:14 pmDCA - FAO

1 stop12h 36mUnited Airlines

Wed 8/203:25 pmFAO - DCA

2 stops47h 53mUnited Airlines

Deal found 6/29

$984

Wed 8/131:44 pmDCA - FAO

2 stops15h 41mTAP AIR PORTUGAL

Tue 9/26:05 amFAO - DCA

2 stops32h 41mTAP AIR PORTUGAL

Deal found 6/29

$1,068

Thu 9/41:33 pmDCA - FAO

2 stops18h 37mIberia

Mon 9/812:30 pmFAO - DCA

2 stops35h 30mIberia

Deal found 7/1

$1,152

Sat 7/266:37 pmDCA - FAO

2 stops17h 18mAmerican Airlines

Mon 8/1111:10 amFAO - DCA

2 stops17h 08mAmerican Airlines

Deal found 6/29

$1,211

Mon 9/84:35 pmDCA - FAO

2 stops17h 30mAir Canada

Mon 9/223:25 pmFAO - DCA

2 stops53h 26mAir Canada

Deal found 6/30

$1,217

Mon 9/87:59 pmDCA - FAO

2 stops16h 26mKLM

Tue 9/2310:00 amFAO - DCA

2 stops18h 42mKLM

Deal found 6/30

$1,271

Wed 7/167:06 pmDCA - FAO

2 stops18h 59mBritish Airways

Mon 7/2811:10 amFAO - DCA

2 stops17h 01mBritish Airways

Deal found 6/29

$1,320

Last-minute flights from Reagan-National to Algarve
Discover last-minute flight deals from Reagan-National to Algarve. Data last updated July 1, 2025 and is based on user searches.

Wed 7/21:25 pmDCA - FAO

2 stops23h 30mScandinavian Airlines

Thu 7/106:45 pmFAO - DCA

2 stops33h 50mScandinavian Airlines

Deal found 6/29

$1,478

Fri 7/411:00 amDCA - FAO

3 stops29h 10mMultiple Airlines

Thu 7/107:55 pmFAO - DCA

3 stops31h 32mMultiple Airlines

Deal found 6/30

$1,219

Fri 7/43:35 pmDCA - FAO

2 stops27h 15mTAP AIR PORTUGAL

Wed 7/96:10 pmFAO - DCA

2 stops30h 53mTAP AIR PORTUGAL

Deal found 6/29

$1,503

Mon 7/712:55 pmDCA - FAO

3 stops28h 15mMultiple Airlines

Sun 7/138:50 pmFAO - DCA

3 stops44h 13mMultiple Airlines

Deal found 6/30

$1,221

Mon 7/78:40 pmDCA - FAO

2 stops35h 30mAir Canada

Sun 7/133:25 pmFAO - DCA

2 stops29h 23mAir Canada

Deal found 6/29

$1,919

Tue 7/82:55 pmDCA - FAO

2 stops21h 45mDelta

Sun 7/136:40 pmFAO - DCA

2 stops29h 19mDelta

Deal found 7/1

$2,607

Thu 7/1011:45 amDCA - FAO

2 stops31h 05mTAP AIR PORTUGAL

Fri 7/256:05 amFAO - DCA

2 stops31h 34mTAP AIR PORTUGAL

Deal found 6/29

$1,550

Fri 7/116:05 amDCA - FAO

2 stops30h 50mScandinavian Airlines

Sat 7/196:45 pmFAO - DCA

2 stops33h 50mScandinavian Airlines

Deal found 6/30

$1,660

Fri 7/117:01 pmDCA - FAO

1 stop9h 49mUnited Airlines

Thu 7/1712:05 pmFAO - DCA

1 stop12h 04mUnited Airlines

Deal found 6/30

$1,872

Wed 7/164:05 pmDCA - FAO

1 stop12h 45mUnited Airlines

Mon 7/283:25 pmFAO - DCA

2 stops35h 23mUnited Airlines

Deal found 6/29

$1,274

Wed 7/167:06 pmDCA - FAO

2 stops18h 59mBritish Airways

Mon 7/2811:10 amFAO - DCA

2 stops17h 01mBritish Airways

Deal found 6/29

$1,320

Sat 7/266:37 pmDCA - FAO

2 stops17h 18mAmerican Airlines

Mon 8/1111:10 amFAO - DCA

2 stops17h 08mAmerican Airlines

Deal found 6/29

$1,211

One-way flights from Reagan-National to Algarve
Search for one-way flight options from Reagan-National to Algarve. Find affordable one-way fares based on user searches. Data last updated July 1, 2025.

Sun 7/207:00 pmDCA - FAO

1 stop9h 55mUnited Airlines

Deal found 7/1

$583

Sun 7/206:59 amDCA - FAO

2 stops26h 36mAir Canada

Deal found 7/1

$612

Thu 8/71:25 pmDCA - FAO

2 stops23h 15mDelta

Deal found 6/30

$662

Tue 7/811:45 amDCA - FAO

2 stops31h 05mTAP AIR PORTUGAL

Deal found 6/30

$667

Sun 7/2010:00 amDCA - FAO

1 stop18h 55mMultiple Airlines

Deal found 7/1

$683

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Algarve that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Wed 8/13

9:40 am-9:50 pm

2 stops31h 10m

Faro

Wed 8/20

9:55 pm-9:48 pm

2 stops28h 53m

$602

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Fri 10/31

1:30 pm-4:20 pm

2 stops22h 50m

Faro

Tue 11/4

10:50 am-10:19 pm

2 stops40h 29m

$924

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Wed 8/13

4:14 pm-9:50 am

1 stop12h 36m

Faro

Wed 8/20

3:25 pm-10:18 am

2 stops47h 53m

$984

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Wed 8/13

1:44 pm-10:25 am

2 stops15h 41m

Faro

Tue 9/2

6:05 am-9:46 am

2 stops32h 41m

$1,068

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Thu 9/4

1:33 pm-1:10 pm

2 stops18h 37m

Faro

Mon 9/8

12:30 pm-7:00 pm

2 stops35h 30m

$1,152

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Sat 7/26

6:37 pm-4:55 pm

2 stops17h 18m

Faro

Mon 8/11

11:10 am-11:18 pm

2 stops17h 08m

$1,211

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Mon 9/8

4:35 pm-3:05 pm

2 stops17h 30m

Faro

Mon 9/22

3:25 pm-3:51 pm

2 stops53h 26m

$1,217

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Mon 9/8

7:59 pm-5:25 pm

2 stops16h 26m

Faro

Tue 9/23

10:00 am-11:42 pm

2 stops18h 42m

$1,271

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Thu 8/7

1:25 pm-5:40 pm

2 stops23h 15m

$662

Washington, D.C.Faro

DCA - FAO

DCAFAO

Washington, D.C. Reagan-National

Thu 7/24

4:30 pm-2:35 pm

2 stops17h 05m

$665

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 12 results

Best time to book a flight from Reagan-National to Algarve

Have a flexible travel schedule? Discover the best time to fly to Algarve from Reagan-National 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. Reagan-National Airport to Algarve

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Algarve

Get a feel of what it's like to fly with Delta, KLM, and United Airlines from Washington, D.C. Reagan-National Airport to Algarve by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,973 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

KLM

7.8

Good

1,366 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,858 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Air Canada

7.1

Good

9,665 reviews

Delta

8.0

Very good

7,973 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines to fly from Washington, D.C. Reagan-National Airport to Algarve one-way?
One-way options have recently been found by users for as low as $583 on United Airlines. Other airlines that offer cheap prices include Air Canada from $612 and Delta from $662 one-way.
Can I find deals for flights from Reagan-National to Algarve that include hotel bookings?
Yes. In addition to deals on Reagan-National to Algarve flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Reagan-National to Algarve?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Reagan-National to Algarve.
Can I find deals for business class flights from Reagan-National to Algarve?
Yes. Cheapflights offers flight deals from Reagan-National 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. Reagan-National Airport to Algarve?
Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Algarve (average of $628). Flying from Washington, D.C. Reagan-National 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.

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$583+ Cheap flights from Reagan-National (DCA) 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 7/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Reagan-National to Algarve with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Reagan-National to Algarve

Keep the following information in mind while searching for Reagan-National to Algarve flight deals. Data was last updated July 1, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Reagan-National to Algarve

Cheapest flights from Reagan-National to AlgarveExplore the most affordable flight options available from Reagan-National to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Explore the most affordable flight options available from Reagan-National to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Algarve that are best for you.

Best time to book a flight from Reagan-National to Algarve

Have a flexible travel schedule? Discover the best time to fly to Algarve from Reagan-National with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. Reagan-National Airport to Algarve

Reviews of airlines servicing Algarve

Get a feel of what it's like to fly with Delta, KLM, and United Airlines from Washington, D.C. Reagan-National Airport to Algarve by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National 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. Reagan-National Airport to Algarve one-way?

Can I find deals for flights from Reagan-National to Algarve that include hotel bookings?

How can I find direct flights from Reagan-National to Algarve?

Can I find deals for business class flights from Reagan-National to Algarve?

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Algarve?

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 Reagan-National to Algarve

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Reagan-National to Algarve
Explore the most affordable flight options available from Reagan-National to Algarve. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.